/* Functions for the X window system.
- Copyright (C) 1989, 92, 93, 94, 95, 96, 1997, 1998, 1999, 2000, 2001
+ Copyright (C) 1989, 92, 93, 94, 95, 96, 97, 98, 99, 2000,01,02,03,04
Free Software Foundation.
This file is part of GNU Emacs.
#include "systime.h"
#include "termhooks.h"
#include "atimer.h"
+#include "termchar.h"
#ifdef HAVE_X_WINDOWS
#include "[.bitmaps]gray.xbm"
#endif
+#ifdef USE_GTK
+#include "gtkutil.h"
+#endif
+
#ifdef USE_X_TOOLKIT
#include <X11/Shell.h>
#endif /* USE_X_TOOLKIT */
+#ifdef USE_GTK
+
+/* GTK+ version info */
+
+static Lisp_Object Vgtk_version_string;
+
+#endif /* USE_GTK */
+
#ifdef HAVE_X11R4
#define MAXREQUEST(dpy) (XMaxRequestSize (dpy))
#else
int gray_bitmap_height = gray_height;
char *gray_bitmap_bits = gray_bits;
-/* The name we're using in resource queries. Most often "emacs". */
-
-Lisp_Object Vx_resource_name;
-
-/* The application class we're using in resource queries.
- Normally "Emacs". */
-
-Lisp_Object Vx_resource_class;
-
/* Non-zero means we're allowed to display an hourglass cursor. */
int display_hourglass_p;
Lisp_Object Vx_no_window_manager;
-/* Search path for bitmap files. */
-
-Lisp_Object Vx_bitmap_file_path;
-
/* Regexp matching a font name whose width is the same as `PIXEL_SIZE'. */
Lisp_Object Vx_pixel_size_width_font_regexp;
-Lisp_Object Qauto_raise;
-Lisp_Object Qauto_lower;
-Lisp_Object Qborder_color;
-Lisp_Object Qborder_width;
-extern Lisp_Object Qbox;
-Lisp_Object Qcursor_color;
-Lisp_Object Qcursor_type;
-Lisp_Object Qgeometry;
-Lisp_Object Qicon_left;
-Lisp_Object Qicon_top;
-Lisp_Object Qicon_type;
-Lisp_Object Qicon_name;
-Lisp_Object Qinternal_border_width;
-Lisp_Object Qleft;
-Lisp_Object Qright;
-Lisp_Object Qmouse_color;
Lisp_Object Qnone;
-Lisp_Object Qouter_window_id;
-Lisp_Object Qparent_id;
-Lisp_Object Qscroll_bar_width;
Lisp_Object Qsuppress_icon;
-extern Lisp_Object Qtop;
Lisp_Object Qundefined_color;
-Lisp_Object Qvertical_scroll_bars;
-Lisp_Object Qvisibility;
-Lisp_Object Qwindow_id;
-Lisp_Object Qx_frame_parameter;
-Lisp_Object Qx_resource_name;
-Lisp_Object Quser_position;
-Lisp_Object Quser_size;
-extern Lisp_Object Qdisplay;
-Lisp_Object Qscroll_bar_foreground, Qscroll_bar_background;
-Lisp_Object Qscreen_gamma, Qline_spacing, Qcenter;
Lisp_Object Qcompound_text, Qcancel_timer;
-Lisp_Object Qwait_for_wm;
-Lisp_Object Qfullscreen;
-Lisp_Object Qfullwidth;
-Lisp_Object Qfullheight;
-Lisp_Object Qfullboth;
-/* The below are defined in frame.c. */
-
-extern Lisp_Object Qheight, Qminibuffer, Qname, Qonly, Qwidth;
-extern Lisp_Object Qunsplittable, Qmenu_bar_lines, Qbuffer_predicate, Qtitle;
-extern Lisp_Object Qtool_bar_lines;
+/* In dispnew.c */
extern Lisp_Object Vwindow_system_version;
-Lisp_Object Qface_set_after_frame_default;
+/* The below are defined in frame.c. */
#if GLYPH_DEBUG
int image_cache_refcount, dpyinfo_refcount;
nil stands for the selected frame--or, if that is not an X frame,
the first X display on the list. */
-static struct x_display_info *
+struct x_display_info *
check_x_display_info (frame)
Lisp_Object frame;
{
struct x_display_info *dpyinfo = NULL;
-
+
if (NILP (frame))
{
struct frame *sf = XFRAME (selected_frame);
-
+
if (FRAME_X_P (sf) && FRAME_LIVE_P (sf))
dpyinfo = FRAME_X_DISPLAY_INFO (sf);
else if (x_display_list != 0)
if (f->output_data.x->hourglass_window == wdesc)
return f;
#ifdef USE_X_TOOLKIT
- if ((f->output_data.x->edit_widget
+ if ((f->output_data.x->edit_widget
&& XtWindow (f->output_data.x->edit_widget) == wdesc)
/* A tooltip frame? */
|| (!f->output_data.x->edit_widget
|| f->output_data.x->icon_desc == wdesc)
return f;
#else /* not USE_X_TOOLKIT */
+#ifdef USE_GTK
+ if (f->output_data.x->edit_widget)
+ {
+ GtkWidget *gwdesc = xg_win_to_widget (dpyinfo->display, wdesc);
+ struct x_output *x = f->output_data.x;
+ if (gwdesc != 0 && gwdesc == x->edit_widget)
+ return f;
+ }
+#endif /* USE_GTK */
if (FRAME_X_WINDOW (f) == wdesc
|| f->output_data.x->icon_desc == wdesc)
return f;
return 0;
}
-#ifdef USE_X_TOOLKIT
+#if defined (USE_X_TOOLKIT) || defined (USE_GTK)
/* Like x_window_to_frame but also compares the window with the widget's
windows. */
frame = XCAR (tail);
if (!GC_FRAMEP (frame))
continue;
-
+
f = XFRAME (frame);
if (FRAME_X_P (f) && FRAME_X_DISPLAY_INFO (f) == dpyinfo)
{
found = f;
else if (x->widget)
{
- if (wdesc == XtWindow (x->widget)
- || wdesc == XtWindow (x->column_widget)
+#ifdef USE_GTK
+ GtkWidget *gwdesc = xg_win_to_widget (dpyinfo->display, wdesc);
+ if (gwdesc != 0
+ && (gwdesc == x->widget
+ || gwdesc == x->edit_widget
+ || gwdesc == x->vbox_widget
+ || gwdesc == x->menubar_widget))
+ found = f;
+#else
+ if (wdesc == XtWindow (x->widget)
+ || wdesc == XtWindow (x->column_widget)
|| wdesc == XtWindow (x->edit_widget))
found = f;
/* Match if the window is this frame's menubar. */
else if (lw_window_is_in_menubar (wdesc, x->menubar_widget))
found = f;
+#endif
}
else if (FRAME_X_WINDOW (f) == wdesc)
/* A tooltip frame. */
found = f;
}
}
-
+
return found;
}
return f;
else if (x->widget)
{
- if (wdesc == XtWindow (x->widget)
- || wdesc == XtWindow (x->column_widget)
+#ifdef USE_GTK
+ GtkWidget *gwdesc = xg_win_to_widget (dpyinfo->display, wdesc);
+ if (gwdesc != 0
+ && (gwdesc == x->widget
+ || gwdesc == x->edit_widget
+ || gwdesc == x->vbox_widget))
+ return f;
+#else
+ if (wdesc == XtWindow (x->widget)
+ || wdesc == XtWindow (x->column_widget)
|| wdesc == XtWindow (x->edit_widget))
return f;
+#endif
}
else if (FRAME_X_WINDOW (f) == wdesc)
/* A tooltip frame. */
continue;
x = f->output_data.x;
/* Match if the window is this frame's menubar. */
+#ifdef USE_GTK
+ if (x->menubar_widget)
+ {
+ GtkWidget *gwdesc = xg_win_to_widget (dpyinfo->display, wdesc);
+ int found = 0;
+
+ BLOCK_INPUT;
+ if (gwdesc != 0
+ && (gwdesc == x->menubar_widget
+ || gtk_widget_get_parent (gwdesc) == x->menubar_widget))
+ found = 1;
+ UNBLOCK_INPUT;
+ if (found) return f;
+ }
+#else
if (x->menubar_widget
&& lw_window_is_in_menubar (wdesc, x->menubar_widget))
return f;
+#endif
}
return 0;
}
if (x->widget)
{
/* This frame matches if the window is its topmost widget. */
+#ifdef USE_GTK
+ GtkWidget *gwdesc = xg_win_to_widget (dpyinfo->display, wdesc);
+ if (gwdesc == x->widget)
+ return f;
+#else
if (wdesc == XtWindow (x->widget))
return f;
#if 0 /* I don't know why it did this,
but it seems logically wrong,
and it causes trouble for MapNotify events. */
/* Match if the window is this frame's menubar. */
- if (x->menubar_widget
+ if (x->menubar_widget
&& wdesc == XtWindow (x->menubar_widget))
return f;
+#endif
#endif
}
else if (FRAME_X_WINDOW (f) == wdesc)
}
return 0;
}
-#endif /* USE_X_TOOLKIT */
-
-\f
-
-/* Code to deal with bitmaps. Bitmaps are referenced by their bitmap
- id, which is just an int that this section returns. Bitmaps are
- reference counted so they can be shared among frames.
-
- Bitmap indices are guaranteed to be > 0, so a negative number can
- be used to indicate no bitmap.
-
- If you use x_create_bitmap_from_data, then you must keep track of
- the bitmaps yourself. That is, creating a bitmap from the same
- data more than once will not be caught. */
-
-
-/* Functions to access the contents of a bitmap, given an id. */
-
-int
-x_bitmap_height (f, id)
- FRAME_PTR f;
- int id;
-{
- return FRAME_X_DISPLAY_INFO (f)->bitmaps[id - 1].height;
-}
-
-int
-x_bitmap_width (f, id)
- FRAME_PTR f;
- int id;
-{
- return FRAME_X_DISPLAY_INFO (f)->bitmaps[id - 1].width;
-}
-
-int
-x_bitmap_pixmap (f, id)
- FRAME_PTR f;
- int id;
-{
- return FRAME_X_DISPLAY_INFO (f)->bitmaps[id - 1].pixmap;
-}
-
-
-/* Allocate a new bitmap record. Returns index of new record. */
-
-static int
-x_allocate_bitmap_record (f)
- FRAME_PTR f;
-{
- struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f);
- int i;
-
- if (dpyinfo->bitmaps == NULL)
- {
- dpyinfo->bitmaps_size = 10;
- dpyinfo->bitmaps
- = (struct x_bitmap_record *) xmalloc (dpyinfo->bitmaps_size * sizeof (struct x_bitmap_record));
- dpyinfo->bitmaps_last = 1;
- return 1;
- }
-
- if (dpyinfo->bitmaps_last < dpyinfo->bitmaps_size)
- return ++dpyinfo->bitmaps_last;
-
- for (i = 0; i < dpyinfo->bitmaps_size; ++i)
- if (dpyinfo->bitmaps[i].refcount == 0)
- return i + 1;
-
- dpyinfo->bitmaps_size *= 2;
- dpyinfo->bitmaps
- = (struct x_bitmap_record *) xrealloc (dpyinfo->bitmaps,
- dpyinfo->bitmaps_size * sizeof (struct x_bitmap_record));
- return ++dpyinfo->bitmaps_last;
-}
-
-/* Add one reference to the reference count of the bitmap with id ID. */
-
-void
-x_reference_bitmap (f, id)
- FRAME_PTR f;
- int id;
-{
- ++FRAME_X_DISPLAY_INFO (f)->bitmaps[id - 1].refcount;
-}
-
-/* Create a bitmap for frame F from a HEIGHT x WIDTH array of bits at BITS. */
-
-int
-x_create_bitmap_from_data (f, bits, width, height)
- struct frame *f;
- char *bits;
- unsigned int width, height;
-{
- struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f);
- Pixmap bitmap;
- int id;
-
- bitmap = XCreateBitmapFromData (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f),
- bits, width, height);
-
- if (! bitmap)
- return -1;
-
- id = x_allocate_bitmap_record (f);
- dpyinfo->bitmaps[id - 1].pixmap = bitmap;
- dpyinfo->bitmaps[id - 1].file = NULL;
- dpyinfo->bitmaps[id - 1].refcount = 1;
- dpyinfo->bitmaps[id - 1].depth = 1;
- dpyinfo->bitmaps[id - 1].height = height;
- dpyinfo->bitmaps[id - 1].width = width;
-
- return id;
-}
-
-/* Create bitmap from file FILE for frame F. */
-
-int
-x_create_bitmap_from_file (f, file)
- struct frame *f;
- Lisp_Object file;
-{
- struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f);
- unsigned int width, height;
- Pixmap bitmap;
- int xhot, yhot, result, id;
- Lisp_Object found;
- int fd;
- char *filename;
-
- /* Look for an existing bitmap with the same name. */
- for (id = 0; id < dpyinfo->bitmaps_last; ++id)
- {
- if (dpyinfo->bitmaps[id].refcount
- && dpyinfo->bitmaps[id].file
- && !strcmp (dpyinfo->bitmaps[id].file, (char *) SDATA (file)))
- {
- ++dpyinfo->bitmaps[id].refcount;
- return id + 1;
- }
- }
-
- /* Search bitmap-file-path for the file, if appropriate. */
- fd = openp (Vx_bitmap_file_path, file, Qnil, &found, Qnil);
- if (fd < 0)
- return -1;
- emacs_close (fd);
-
- filename = (char *) SDATA (found);
-
- result = XReadBitmapFile (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f),
- filename, &width, &height, &bitmap, &xhot, &yhot);
- if (result != BitmapSuccess)
- return -1;
-
- id = x_allocate_bitmap_record (f);
- dpyinfo->bitmaps[id - 1].pixmap = bitmap;
- dpyinfo->bitmaps[id - 1].refcount = 1;
- dpyinfo->bitmaps[id - 1].file
- = (char *) xmalloc (SBYTES (file) + 1);
- dpyinfo->bitmaps[id - 1].depth = 1;
- dpyinfo->bitmaps[id - 1].height = height;
- dpyinfo->bitmaps[id - 1].width = width;
- strcpy (dpyinfo->bitmaps[id - 1].file, SDATA (file));
-
- return id;
-}
-
-/* Remove reference to bitmap with id number ID. */
-
-void
-x_destroy_bitmap (f, id)
- FRAME_PTR f;
- int id;
-{
- struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f);
-
- if (id > 0)
- {
- --dpyinfo->bitmaps[id - 1].refcount;
- if (dpyinfo->bitmaps[id - 1].refcount == 0)
- {
- BLOCK_INPUT;
- XFreePixmap (FRAME_X_DISPLAY (f), dpyinfo->bitmaps[id - 1].pixmap);
- if (dpyinfo->bitmaps[id - 1].file)
- {
- xfree (dpyinfo->bitmaps[id - 1].file);
- dpyinfo->bitmaps[id - 1].file = NULL;
- }
- UNBLOCK_INPUT;
- }
- }
-}
+#endif /* USE_X_TOOLKIT || USE_GTK */
-/* Free all the bitmaps for the display specified by DPYINFO. */
-
-static void
-x_destroy_all_bitmaps (dpyinfo)
- struct x_display_info *dpyinfo;
-{
- int i;
- for (i = 0; i < dpyinfo->bitmaps_last; i++)
- if (dpyinfo->bitmaps[i].refcount > 0)
- {
- XFreePixmap (dpyinfo->display, dpyinfo->bitmaps[i].pixmap);
- if (dpyinfo->bitmaps[i].file)
- xfree (dpyinfo->bitmaps[i].file);
- }
- dpyinfo->bitmaps_last = 0;
-}
\f
-/* Connect the frame-parameter names for X frames
- to the ways of passing the parameter values to the window system.
-
- The name of a parameter, as a Lisp symbol,
- has an `x-frame-parameter' property which is an integer in Lisp
- that is an index in this table. */
-
-struct x_frame_parm_table
-{
- char *name;
- void (*setter) P_ ((struct frame *, Lisp_Object, Lisp_Object));
-};
static Lisp_Object unwind_create_frame P_ ((Lisp_Object));
static Lisp_Object unwind_create_tip_frame P_ ((Lisp_Object));
-static void x_change_window_heights P_ ((Lisp_Object, int));
-static void x_disable_image P_ ((struct frame *, struct image *));
+
void x_set_foreground_color P_ ((struct frame *, Lisp_Object, Lisp_Object));
-static void x_set_line_spacing P_ ((struct frame *, Lisp_Object, Lisp_Object));
static void x_set_wait_for_wm P_ ((struct frame *, Lisp_Object, Lisp_Object));
-static void x_set_fullscreen P_ ((struct frame *, Lisp_Object, Lisp_Object));
void x_set_background_color P_ ((struct frame *, Lisp_Object, Lisp_Object));
void x_set_mouse_color P_ ((struct frame *, Lisp_Object, Lisp_Object));
void x_set_cursor_color P_ ((struct frame *, Lisp_Object, Lisp_Object));
void x_set_cursor_type P_ ((struct frame *, Lisp_Object, Lisp_Object));
void x_set_icon_type P_ ((struct frame *, Lisp_Object, Lisp_Object));
void x_set_icon_name P_ ((struct frame *, Lisp_Object, Lisp_Object));
-static void x_set_fringe_width P_ ((struct frame *, Lisp_Object, Lisp_Object));
-void x_set_font P_ ((struct frame *, Lisp_Object, Lisp_Object));
-void x_set_border_width P_ ((struct frame *, Lisp_Object, Lisp_Object));
-void x_set_internal_border_width P_ ((struct frame *, Lisp_Object,
- Lisp_Object));
void x_explicitly_set_name P_ ((struct frame *, Lisp_Object, Lisp_Object));
-void x_set_autoraise P_ ((struct frame *, Lisp_Object, Lisp_Object));
-void x_set_autolower P_ ((struct frame *, Lisp_Object, Lisp_Object));
-void x_set_vertical_scroll_bars P_ ((struct frame *, Lisp_Object,
- Lisp_Object));
-void x_set_visibility P_ ((struct frame *, Lisp_Object, Lisp_Object));
void x_set_menu_bar_lines P_ ((struct frame *, Lisp_Object, Lisp_Object));
-void x_set_scroll_bar_width P_ ((struct frame *, Lisp_Object, Lisp_Object));
void x_set_title P_ ((struct frame *, Lisp_Object, Lisp_Object));
-void x_set_unsplittable P_ ((struct frame *, Lisp_Object, Lisp_Object));
void x_set_tool_bar_lines P_ ((struct frame *, Lisp_Object, Lisp_Object));
void x_set_scroll_bar_foreground P_ ((struct frame *, Lisp_Object,
Lisp_Object));
Lisp_Object,
char *, char *,
int));
-static void x_set_screen_gamma P_ ((struct frame *, Lisp_Object, Lisp_Object));
-static void x_edge_detection P_ ((struct frame *, struct image *, Lisp_Object,
- Lisp_Object));
-static void init_color_table P_ ((void));
-static void free_color_table P_ ((void));
-static unsigned long *colors_in_color_table P_ ((int *n));
-static unsigned long lookup_rgb_color P_ ((struct frame *f, int r, int g, int b));
-static unsigned long lookup_pixel_color P_ ((struct frame *f, unsigned long p));
-
-
-
-static struct x_frame_parm_table x_frame_parms[] =
-{
- {"auto-raise", x_set_autoraise},
- {"auto-lower", x_set_autolower},
- {"background-color", x_set_background_color},
- {"border-color", x_set_border_color},
- {"border-width", x_set_border_width},
- {"cursor-color", x_set_cursor_color},
- {"cursor-type", x_set_cursor_type},
- {"font", x_set_font},
- {"foreground-color", x_set_foreground_color},
- {"icon-name", x_set_icon_name},
- {"icon-type", x_set_icon_type},
- {"internal-border-width", x_set_internal_border_width},
- {"menu-bar-lines", x_set_menu_bar_lines},
- {"mouse-color", x_set_mouse_color},
- {"name", x_explicitly_set_name},
- {"scroll-bar-width", x_set_scroll_bar_width},
- {"title", x_set_title},
- {"unsplittable", x_set_unsplittable},
- {"vertical-scroll-bars", x_set_vertical_scroll_bars},
- {"visibility", x_set_visibility},
- {"tool-bar-lines", x_set_tool_bar_lines},
- {"scroll-bar-foreground", x_set_scroll_bar_foreground},
- {"scroll-bar-background", x_set_scroll_bar_background},
- {"screen-gamma", x_set_screen_gamma},
- {"line-spacing", x_set_line_spacing},
- {"left-fringe", x_set_fringe_width},
- {"right-fringe", x_set_fringe_width},
- {"wait-for-wm", x_set_wait_for_wm},
- {"fullscreen", x_set_fullscreen},
-
-};
-
-/* Attach the `x-frame-parameter' properties to
- the Lisp symbol names of parameters relevant to X. */
-
-void
-init_x_parm_symbols ()
-{
- int i;
-
- for (i = 0; i < sizeof (x_frame_parms) / sizeof (x_frame_parms[0]); i++)
- Fput (intern (x_frame_parms[i].name), Qx_frame_parameter,
- make_number (i));
-}
\f
-/* Really try to move where we want to be in case of fullscreen. Some WMs
- moves the window where we tell them. Some (mwm, twm) moves the outer
- window manager window there instead.
- Try to compensate for those WM here. */
-static void
-x_fullscreen_move (f, new_top, new_left)
- struct frame *f;
- int new_top;
- int new_left;
-{
- if (new_top != f->output_data.x->top_pos
- || new_left != f->output_data.x->left_pos)
- {
- int move_x = new_left + f->output_data.x->x_pixels_outer_diff;
- int move_y = new_top + f->output_data.x->y_pixels_outer_diff;
-
- f->output_data.x->want_fullscreen |= FULLSCREEN_MOVE_WAIT;
- x_set_offset (f, move_x, move_y, 1);
- }
-}
-
-/* Change the parameters of frame F as specified by ALIST.
- If a parameter is not specially recognized, do nothing special;
- otherwise call the `x_set_...' function for that parameter.
- Except for certain geometry properties, always call store_frame_param
- to store the new value in the parameter alist. */
-
-void
-x_set_frame_parameters (f, alist)
- FRAME_PTR f;
- Lisp_Object alist;
-{
- Lisp_Object tail;
-
- /* If both of these parameters are present, it's more efficient to
- set them both at once. So we wait until we've looked at the
- entire list before we set them. */
- int width, height;
-
- /* Same here. */
- Lisp_Object left, top;
-
- /* Same with these. */
- Lisp_Object icon_left, icon_top;
-
- /* Record in these vectors all the parms specified. */
- Lisp_Object *parms;
- Lisp_Object *values;
- int i, p;
- int left_no_change = 0, top_no_change = 0;
- int icon_left_no_change = 0, icon_top_no_change = 0;
- int fullscreen_is_being_set = 0;
-
- struct gcpro gcpro1, gcpro2;
-
- i = 0;
- for (tail = alist; CONSP (tail); tail = Fcdr (tail))
- i++;
-
- parms = (Lisp_Object *) alloca (i * sizeof (Lisp_Object));
- values = (Lisp_Object *) alloca (i * sizeof (Lisp_Object));
-
- /* Extract parm names and values into those vectors. */
-
- i = 0;
- for (tail = alist; CONSP (tail); tail = Fcdr (tail))
- {
- Lisp_Object elt;
-
- elt = Fcar (tail);
- parms[i] = Fcar (elt);
- values[i] = Fcdr (elt);
- i++;
- }
- /* TAIL and ALIST are not used again below here. */
- alist = tail = Qnil;
-
- GCPRO2 (*parms, *values);
- gcpro1.nvars = i;
- gcpro2.nvars = i;
-
- /* There is no need to gcpro LEFT, TOP, ICON_LEFT, or ICON_TOP,
- because their values appear in VALUES and strings are not valid. */
- top = left = Qunbound;
- icon_left = icon_top = Qunbound;
-
- /* Provide default values for HEIGHT and WIDTH. */
- if (FRAME_NEW_WIDTH (f))
- width = FRAME_NEW_WIDTH (f);
- else
- width = FRAME_WIDTH (f);
-
- if (FRAME_NEW_HEIGHT (f))
- height = FRAME_NEW_HEIGHT (f);
- else
- height = FRAME_HEIGHT (f);
-
- /* Process foreground_color and background_color before anything else.
- They are independent of other properties, but other properties (e.g.,
- cursor_color) are dependent upon them. */
- /* Process default font as well, since fringe widths depends on it. */
- /* Also, process fullscreen, width and height depend upon that */
- for (p = 0; p < i; p++)
- {
- Lisp_Object prop, val;
-
- prop = parms[p];
- val = values[p];
- if (EQ (prop, Qforeground_color)
- || EQ (prop, Qbackground_color)
- || EQ (prop, Qfont)
- || EQ (prop, Qfullscreen))
- {
- register Lisp_Object param_index, old_value;
-
- old_value = get_frame_param (f, prop);
- fullscreen_is_being_set |= EQ (prop, Qfullscreen);
-
- if (NILP (Fequal (val, old_value)))
- {
- store_frame_param (f, prop, val);
-
- param_index = Fget (prop, Qx_frame_parameter);
- if (NATNUMP (param_index)
- && (XFASTINT (param_index)
- < sizeof (x_frame_parms)/sizeof (x_frame_parms[0])))
- (*x_frame_parms[XINT (param_index)].setter)(f, val, old_value);
- }
- }
- }
-
- /* Now process them in reverse of specified order. */
- for (i--; i >= 0; i--)
- {
- Lisp_Object prop, val;
-
- prop = parms[i];
- val = values[i];
-
- if (EQ (prop, Qwidth) && NUMBERP (val))
- width = XFASTINT (val);
- else if (EQ (prop, Qheight) && NUMBERP (val))
- height = XFASTINT (val);
- else if (EQ (prop, Qtop))
- top = val;
- else if (EQ (prop, Qleft))
- left = val;
- else if (EQ (prop, Qicon_top))
- icon_top = val;
- else if (EQ (prop, Qicon_left))
- icon_left = val;
- else if (EQ (prop, Qforeground_color)
- || EQ (prop, Qbackground_color)
- || EQ (prop, Qfont)
- || EQ (prop, Qfullscreen))
- /* Processed above. */
- continue;
- else
- {
- register Lisp_Object param_index, old_value;
-
- old_value = get_frame_param (f, prop);
-
- store_frame_param (f, prop, val);
-
- param_index = Fget (prop, Qx_frame_parameter);
- if (NATNUMP (param_index)
- && (XFASTINT (param_index)
- < sizeof (x_frame_parms)/sizeof (x_frame_parms[0])))
- (*x_frame_parms[XINT (param_index)].setter)(f, val, old_value);
- }
- }
-
- /* Don't die if just one of these was set. */
- if (EQ (left, Qunbound))
- {
- left_no_change = 1;
- if (f->output_data.x->left_pos < 0)
- left = Fcons (Qplus, Fcons (make_number (f->output_data.x->left_pos), Qnil));
- else
- XSETINT (left, f->output_data.x->left_pos);
- }
- if (EQ (top, Qunbound))
- {
- top_no_change = 1;
- if (f->output_data.x->top_pos < 0)
- top = Fcons (Qplus, Fcons (make_number (f->output_data.x->top_pos), Qnil));
- else
- XSETINT (top, f->output_data.x->top_pos);
- }
-
- /* If one of the icon positions was not set, preserve or default it. */
- if (EQ (icon_left, Qunbound) || ! INTEGERP (icon_left))
- {
- icon_left_no_change = 1;
- icon_left = Fcdr (Fassq (Qicon_left, f->param_alist));
- if (NILP (icon_left))
- XSETINT (icon_left, 0);
- }
- if (EQ (icon_top, Qunbound) || ! INTEGERP (icon_top))
- {
- icon_top_no_change = 1;
- icon_top = Fcdr (Fassq (Qicon_top, f->param_alist));
- if (NILP (icon_top))
- XSETINT (icon_top, 0);
- }
-
- if (FRAME_VISIBLE_P (f) && fullscreen_is_being_set)
- {
- /* If the frame is visible already and the fullscreen parameter is
- being set, it is too late to set WM manager hints to specify
- size and position.
- Here we first get the width, height and position that applies to
- fullscreen. We then move the frame to the appropriate
- position. Resize of the frame is taken care of in the code after
- this if-statement. */
- int new_left, new_top;
-
- x_fullscreen_adjust (f, &width, &height, &new_top, &new_left);
- x_fullscreen_move (f, new_top, new_left);
- }
-
- /* Don't set these parameters unless they've been explicitly
- specified. The window might be mapped or resized while we're in
- this function, and we don't want to override that unless the lisp
- code has asked for it.
-
- Don't set these parameters unless they actually differ from the
- window's current parameters; the window may not actually exist
- yet. */
- {
- Lisp_Object frame;
-
- check_frame_size (f, &height, &width);
-
- XSETFRAME (frame, f);
-
- if (width != FRAME_WIDTH (f)
- || height != FRAME_HEIGHT (f)
- || FRAME_NEW_HEIGHT (f) || FRAME_NEW_WIDTH (f))
- Fset_frame_size (frame, make_number (width), make_number (height));
-
- if ((!NILP (left) || !NILP (top))
- && ! (left_no_change && top_no_change)
- && ! (NUMBERP (left) && XINT (left) == f->output_data.x->left_pos
- && NUMBERP (top) && XINT (top) == f->output_data.x->top_pos))
- {
- int leftpos = 0;
- int toppos = 0;
-
- /* Record the signs. */
- f->output_data.x->size_hint_flags &= ~ (XNegative | YNegative);
- if (EQ (left, Qminus))
- f->output_data.x->size_hint_flags |= XNegative;
- else if (INTEGERP (left))
- {
- leftpos = XINT (left);
- if (leftpos < 0)
- f->output_data.x->size_hint_flags |= XNegative;
- }
- else if (CONSP (left) && EQ (XCAR (left), Qminus)
- && CONSP (XCDR (left))
- && INTEGERP (XCAR (XCDR (left))))
- {
- leftpos = - XINT (XCAR (XCDR (left)));
- f->output_data.x->size_hint_flags |= XNegative;
- }
- else if (CONSP (left) && EQ (XCAR (left), Qplus)
- && CONSP (XCDR (left))
- && INTEGERP (XCAR (XCDR (left))))
- {
- leftpos = XINT (XCAR (XCDR (left)));
- }
-
- if (EQ (top, Qminus))
- f->output_data.x->size_hint_flags |= YNegative;
- else if (INTEGERP (top))
- {
- toppos = XINT (top);
- if (toppos < 0)
- f->output_data.x->size_hint_flags |= YNegative;
- }
- else if (CONSP (top) && EQ (XCAR (top), Qminus)
- && CONSP (XCDR (top))
- && INTEGERP (XCAR (XCDR (top))))
- {
- toppos = - XINT (XCAR (XCDR (top)));
- f->output_data.x->size_hint_flags |= YNegative;
- }
- else if (CONSP (top) && EQ (XCAR (top), Qplus)
- && CONSP (XCDR (top))
- && INTEGERP (XCAR (XCDR (top))))
- {
- toppos = XINT (XCAR (XCDR (top)));
- }
-
-
- /* Store the numeric value of the position. */
- f->output_data.x->top_pos = toppos;
- f->output_data.x->left_pos = leftpos;
-
- f->output_data.x->win_gravity = NorthWestGravity;
-
- /* Actually set that position, and convert to absolute. */
- x_set_offset (f, leftpos, toppos, -1);
- }
-
- if ((!NILP (icon_left) || !NILP (icon_top))
- && ! (icon_left_no_change && icon_top_no_change))
- x_wm_set_icon_position (f, XINT (icon_left), XINT (icon_top));
- }
-
- UNGCPRO;
-}
-
/* Store the screen positions of frame F into XPTR and YPTR.
These are the positions of the containing window manager window,
not Emacs's own window. */
win = wm_window;
}
-
+
if (! had_errors)
{
int ign;
Window child, rootw;
-
+
/* Get the real coordinates for the WM window upper left corner */
XGetGeometry (FRAME_X_DISPLAY (f), win,
&rootw, &real_x, &real_y, &ign, &ign, &ign, &ign);
/* From-window, to-window. */
FRAME_X_DISPLAY_INFO (f)->root_window,
FRAME_OUTER_WINDOW (f),
-
+
/* From-position, to-position. */
real_x, real_y, &outer_x, &outer_y,
-
+
/* Child of win. */
&child);
- }
+ }
had_errors = x_had_errors_p (FRAME_X_DISPLAY (f));
}
-
+
x_uncatch_errors (FRAME_X_DISPLAY (f), count);
-
+
UNBLOCK_INPUT;
if (had_errors) return;
-
- f->output_data.x->x_pixels_diff = -win_x;
- f->output_data.x->y_pixels_diff = -win_y;
- f->output_data.x->x_pixels_outer_diff = -outer_x;
- f->output_data.x->y_pixels_outer_diff = -outer_y;
+
+ f->x_pixels_diff = -win_x;
+ f->y_pixels_diff = -win_y;
+
+ FRAME_X_OUTPUT (f)->x_pixels_outer_diff = -outer_x;
+ FRAME_X_OUTPUT (f)->y_pixels_outer_diff = -outer_y;
*xptr = real_x;
*yptr = real_y;
}
-/* Insert a description of internally-recorded parameters of frame X
- into the parameter alist *ALISTPTR that is to be given to the user.
- Only parameters that are specific to the X window system
- and whose values are not correctly recorded in the frame's
- param_alist need to be considered here. */
+\f
+
+
+/* Gamma-correct COLOR on frame F. */
void
-x_report_frame_params (f, alistptr)
+gamma_correct (f, color)
struct frame *f;
- Lisp_Object *alistptr;
-{
- char buf[16];
- Lisp_Object tem;
-
- /* Represent negative positions (off the top or left screen edge)
- in a way that Fmodify_frame_parameters will understand correctly. */
- XSETINT (tem, f->output_data.x->left_pos);
- if (f->output_data.x->left_pos >= 0)
- store_in_alist (alistptr, Qleft, tem);
- else
- store_in_alist (alistptr, Qleft, Fcons (Qplus, Fcons (tem, Qnil)));
-
- XSETINT (tem, f->output_data.x->top_pos);
- if (f->output_data.x->top_pos >= 0)
- store_in_alist (alistptr, Qtop, tem);
- else
- store_in_alist (alistptr, Qtop, Fcons (Qplus, Fcons (tem, Qnil)));
-
- store_in_alist (alistptr, Qborder_width,
- make_number (f->output_data.x->border_width));
- store_in_alist (alistptr, Qinternal_border_width,
- make_number (f->output_data.x->internal_border_width));
- store_in_alist (alistptr, Qleft_fringe,
- make_number (f->output_data.x->left_fringe_width));
- store_in_alist (alistptr, Qright_fringe,
- make_number (f->output_data.x->right_fringe_width));
- store_in_alist (alistptr, Qscroll_bar_width,
- (! FRAME_HAS_VERTICAL_SCROLL_BARS (f)
- ? make_number (0)
- : FRAME_SCROLL_BAR_PIXEL_WIDTH (f) > 0
- ? make_number (FRAME_SCROLL_BAR_PIXEL_WIDTH (f))
- /* nil means "use default width"
- for non-toolkit scroll bar */
- : Qnil));
- sprintf (buf, "%ld", (long) FRAME_X_WINDOW (f));
- store_in_alist (alistptr, Qwindow_id,
- build_string (buf));
-#ifdef USE_X_TOOLKIT
- /* Tooltip frame may not have this widget. */
- if (f->output_data.x->widget)
-#endif
- sprintf (buf, "%ld", (long) FRAME_OUTER_WINDOW (f));
- store_in_alist (alistptr, Qouter_window_id,
- build_string (buf));
- store_in_alist (alistptr, Qicon_name, f->icon_name);
- FRAME_SAMPLE_VISIBILITY (f);
- store_in_alist (alistptr, Qvisibility,
- (FRAME_VISIBLE_P (f) ? Qt
- : FRAME_ICONIFIED_P (f) ? Qicon : Qnil));
- store_in_alist (alistptr, Qdisplay,
- XCAR (FRAME_X_DISPLAY_INFO (f)->name_list_element));
-
- if (f->output_data.x->parent_desc == FRAME_X_DISPLAY_INFO (f)->root_window)
- tem = Qnil;
- else
- XSETFASTINT (tem, f->output_data.x->parent_desc);
- store_in_alist (alistptr, Qparent_id, tem);
-}
-\f
-
-
-/* Gamma-correct COLOR on frame F. */
-
-void
-gamma_correct (f, color)
- struct frame *f;
- XColor *color;
+ XColor *color;
{
if (f->gamma)
{
\f
-/* Change the `line-spacing' frame parameter of frame F. OLD_VALUE is
- the previous value of that parameter, NEW_VALUE is the new value. */
-
-static void
-x_set_line_spacing (f, new_value, old_value)
- struct frame *f;
- Lisp_Object new_value, old_value;
-{
- if (NILP (new_value))
- f->extra_line_spacing = 0;
- else if (NATNUMP (new_value))
- f->extra_line_spacing = XFASTINT (new_value);
- else
- Fsignal (Qerror, Fcons (build_string ("Invalid line-spacing"),
- Fcons (new_value, Qnil)));
- if (FRAME_VISIBLE_P (f))
- redraw_frame (f);
-}
-
-
/* Change the `wait-for-wm' frame parameter of frame F. OLD_VALUE is
the previous value of that parameter, NEW_VALUE is the new value.
See also the comment of wait_for_wm in struct x_output. */
f->output_data.x->wait_for_wm = !NILP (new_value);
}
+#ifdef USE_GTK
-/* Change the `fullscreen' frame parameter of frame F. OLD_VALUE is
- the previous value of that parameter, NEW_VALUE is the new value. */
+/* Set icon from FILE for frame F. By using GTK functions the icon
+ may be any format that GdkPixbuf knows about, i.e. not just bitmaps. */
-static void
-x_set_fullscreen (f, new_value, old_value)
- struct frame *f;
- Lisp_Object new_value, old_value;
+int
+xg_set_icon (f, file)
+ FRAME_PTR f;
+ Lisp_Object file;
{
- if (NILP (new_value))
- f->output_data.x->want_fullscreen = FULLSCREEN_NONE;
- else if (EQ (new_value, Qfullboth))
- f->output_data.x->want_fullscreen = FULLSCREEN_BOTH;
- else if (EQ (new_value, Qfullwidth))
- f->output_data.x->want_fullscreen = FULLSCREEN_WIDTH;
- else if (EQ (new_value, Qfullheight))
- f->output_data.x->want_fullscreen = FULLSCREEN_HEIGHT;
-}
+ struct gcpro gcpro1;
+ int result = 0;
+ Lisp_Object found;
+ GCPRO1 (found);
-/* Change the `screen-gamma' frame parameter of frame F. OLD_VALUE is
- the previous value of that parameter, NEW_VALUE is the new
- value. */
+ found = x_find_image_file (file);
-static void
-x_set_screen_gamma (f, new_value, old_value)
- struct frame *f;
- Lisp_Object new_value, old_value;
-{
- if (NILP (new_value))
- f->gamma = 0;
- else if (NUMBERP (new_value) && XFLOATINT (new_value) > 0)
- /* The value 0.4545 is the normal viewing gamma. */
- f->gamma = 1.0 / (0.4545 * XFLOATINT (new_value));
- else
- Fsignal (Qerror, Fcons (build_string ("Invalid screen-gamma"),
- Fcons (new_value, Qnil)));
+ if (! NILP (found))
+ {
+ GdkPixbuf *pixbuf;
+ GError *err = NULL;
+ char *filename;
+
+ filename = SDATA (found);
+ BLOCK_INPUT;
+
+ pixbuf = gdk_pixbuf_new_from_file (filename, &err);
+
+ if (pixbuf)
+ {
+ gtk_window_set_icon (GTK_WINDOW (FRAME_GTK_OUTER_WIDGET (f)),
+ pixbuf);
+ g_object_unref (pixbuf);
+
+ result = 1;
+ }
+ else
+ g_error_free (err);
+
+ UNBLOCK_INPUT;
+ }
- clear_face_cache (0);
+ UNGCPRO;
+ return result;
}
+#endif /* USE_GTK */
/* Functions called only from `x_set_frame_param'
if (FRAME_X_WINDOW (f) != 0)
{
Display *dpy = FRAME_X_DISPLAY (f);
-
+
BLOCK_INPUT;
XSetForeground (dpy, x->normal_gc, fg);
XSetBackground (dpy, x->reverse_gc, fg);
x->cursor_pixel = x_copy_color (f, fg);
XSetBackground (dpy, x->cursor_gc, x->cursor_pixel);
}
-
+
UNBLOCK_INPUT;
-
+
update_face_from_frame_parameter (f, Qforeground_color, arg);
-
+
if (FRAME_VISIBLE_P (f))
redraw_frame (f);
}
-
+
unload_color (f, old_fg);
}
if (FRAME_X_WINDOW (f) != 0)
{
Display *dpy = FRAME_X_DISPLAY (f);
-
+
BLOCK_INPUT;
XSetBackground (dpy, x->normal_gc, bg);
XSetForeground (dpy, x->reverse_gc, bg);
XSetWindowBackground (dpy, FRAME_X_WINDOW (f), bg);
XSetForeground (dpy, x->cursor_gc, bg);
+#ifdef USE_GTK
+ xg_set_background_color (f, bg);
+#endif
+
#ifndef USE_TOOLKIT_SCROLL_BARS /* Turns out to be annoying with
toolkit scroll bars. */
{
{
struct x_output *x = f->output_data.x;
Display *dpy = FRAME_X_DISPLAY (f);
- Cursor cursor, nontext_cursor, mode_cursor, cross_cursor;
+ Cursor cursor, nontext_cursor, mode_cursor, hand_cursor;
Cursor hourglass_cursor, horizontal_drag_cursor;
int count;
unsigned long pixel = x_decode_color (f, arg, BLACK_PIX_DEFAULT (f));
else
hourglass_cursor = XCreateFontCursor (dpy, XC_watch);
x_check_errors (dpy, "bad hourglass pointer cursor: %s");
-
- x_check_errors (dpy, "bad nontext pointer cursor: %s");
+
if (!NILP (Vx_mode_pointer_shape))
{
CHECK_NUMBER (Vx_mode_pointer_shape);
if (!NILP (Vx_sensitive_text_pointer_shape))
{
CHECK_NUMBER (Vx_sensitive_text_pointer_shape);
- cross_cursor
+ hand_cursor
= XCreateFontCursor (dpy, XINT (Vx_sensitive_text_pointer_shape));
}
else
- cross_cursor = XCreateFontCursor (dpy, XC_hand2);
+ hand_cursor = XCreateFontCursor (dpy, XC_hand2);
if (!NILP (Vx_window_horizontal_drag_shape))
{
x_query_color (f, &fore_color);
back_color.pixel = mask_color;
x_query_color (f, &back_color);
-
+
XRecolorCursor (dpy, cursor, &fore_color, &back_color);
XRecolorCursor (dpy, nontext_cursor, &fore_color, &back_color);
XRecolorCursor (dpy, mode_cursor, &fore_color, &back_color);
- XRecolorCursor (dpy, cross_cursor, &fore_color, &back_color);
+ XRecolorCursor (dpy, hand_cursor, &fore_color, &back_color);
XRecolorCursor (dpy, hourglass_cursor, &fore_color, &back_color);
XRecolorCursor (dpy, horizontal_drag_cursor, &fore_color, &back_color);
}
&& x->modeline_cursor != 0)
XFreeCursor (dpy, f->output_data.x->modeline_cursor);
x->modeline_cursor = mode_cursor;
-
- if (cross_cursor != x->cross_cursor
- && x->cross_cursor != 0)
- XFreeCursor (dpy, x->cross_cursor);
- x->cross_cursor = cross_cursor;
+
+ if (hand_cursor != x->hand_cursor
+ && x->hand_cursor != 0)
+ XFreeCursor (dpy, x->hand_cursor);
+ x->hand_cursor = hand_cursor;
if (horizontal_drag_cursor != x->horizontal_drag_cursor
&& x->horizontal_drag_cursor != 0)
}
else
fore_pixel = x->background_pixel;
-
+
pixel = x_decode_color (f, arg, BLACK_PIX_DEFAULT (f));
pixel_allocated_p = 1;
x_free_colors (f, &pixel, 1);
pixel_allocated_p = 0;
}
-
+
pixel = x->mouse_pixel;
if (pixel == fore_pixel)
{
update_face_from_frame_parameter (f, Qcursor_color, arg);
}
\f
-/* Set the border-color of frame F to value described by ARG.
- ARG can be a string naming a color.
- The border-color is used for the border that is drawn by the X server.
- Note that this does not fully take effect if done before
- F has an x-window; it must be redone when the window is created.
-
- Note: this is done in two routines because of the way X10 works.
-
- Note: under X11, this is normally the province of the window manager,
- and so emacs' border colors may be overridden. */
-
-void
-x_set_border_color (f, arg, oldval)
- struct frame *f;
- Lisp_Object arg, oldval;
-{
- int pix;
-
- CHECK_STRING (arg);
- pix = x_decode_color (f, arg, BLACK_PIX_DEFAULT (f));
- x_set_border_pixel (f, pix);
- update_face_from_frame_parameter (f, Qborder_color, arg);
-}
-
/* Set the border-color of frame F to pixel value PIX.
Note that this does not fully take effect if done before
F has an x-window. */
unload_color (f, f->output_data.x->border_pixel);
f->output_data.x->border_pixel = pix;
- if (FRAME_X_WINDOW (f) != 0 && f->output_data.x->border_width > 0)
+ if (FRAME_X_WINDOW (f) != 0 && f->border_width > 0)
{
BLOCK_INPUT;
XSetWindowBorder (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f),
}
}
+/* Set the border-color of frame F to value described by ARG.
+ ARG can be a string naming a color.
+ The border-color is used for the border that is drawn by the X server.
+ Note that this does not fully take effect if done before
+ F has an x-window; it must be redone when the window is created.
+
+ Note: this is done in two routines because of the way X10 works.
+
+ Note: under X11, this is normally the province of the window manager,
+ and so emacs' border colors may be overridden. */
+
+void
+x_set_border_color (f, arg, oldval)
+ struct frame *f;
+ Lisp_Object arg, oldval;
+{
+ int pix;
+
+ CHECK_STRING (arg);
+ pix = x_decode_color (f, arg, BLACK_PIX_DEFAULT (f));
+ x_set_border_pixel (f, pix);
+ update_face_from_frame_parameter (f, Qborder_color, arg);
+}
void
UNBLOCK_INPUT;
}
-/* Return non-nil if frame F wants a bitmap icon. */
-
-Lisp_Object
-x_icon_type (f)
- FRAME_PTR f;
-{
- Lisp_Object tem;
-
- tem = assq_no_quit (Qicon_type, f->param_alist);
- if (CONSP (tem))
- return XCDR (tem);
- else
- return Qnil;
-}
-
void
x_set_icon_name (f, arg, oldval)
struct frame *f;
XFlush (FRAME_X_DISPLAY (f));
UNBLOCK_INPUT;
}
-\f
-void
-x_set_font (f, arg, oldval)
- struct frame *f;
- Lisp_Object arg, oldval;
-{
- Lisp_Object result;
- Lisp_Object fontset_name;
- Lisp_Object frame;
- int old_fontset = f->output_data.x->fontset;
-
- CHECK_STRING (arg);
-
- fontset_name = Fquery_fontset (arg, Qnil);
-
- BLOCK_INPUT;
- result = (STRINGP (fontset_name)
- ? x_new_fontset (f, SDATA (fontset_name))
- : x_new_font (f, SDATA (arg)));
- UNBLOCK_INPUT;
-
- if (EQ (result, Qnil))
- error ("Font `%s' is not defined", SDATA (arg));
- else if (EQ (result, Qt))
- error ("The characters of the given font have varying widths");
- else if (STRINGP (result))
- {
- if (STRINGP (fontset_name))
- {
- /* Fontset names are built from ASCII font names, so the
- names may be equal despite there was a change. */
- if (old_fontset == f->output_data.x->fontset)
- return;
- }
- else if (!NILP (Fequal (result, oldval)))
- return;
-
- store_frame_param (f, Qfont, result);
- recompute_basic_faces (f);
- }
- else
- abort ();
-
- do_pending_window_change (0);
-
- /* Don't call `face-set-after-frame-default' when faces haven't been
- initialized yet. This is the case when called from
- Fx_create_frame. In that case, the X widget or window doesn't
- exist either, and we can end up in x_report_frame_params with a
- null widget which gives a segfault. */
- if (FRAME_FACE_CACHE (f))
- {
- XSETFRAME (frame, f);
- call1 (Qface_set_after_frame_default, frame);
- }
-}
-
-static void
-x_set_fringe_width (f, new_value, old_value)
- struct frame *f;
- Lisp_Object new_value, old_value;
-{
- x_compute_fringe_widths (f, 1);
-}
-
-void
-x_set_border_width (f, arg, oldval)
- struct frame *f;
- Lisp_Object arg, oldval;
-{
- CHECK_NUMBER (arg);
-
- if (XINT (arg) == f->output_data.x->border_width)
- return;
-
- if (FRAME_X_WINDOW (f) != 0)
- error ("Cannot change the border width of a window");
-
- f->output_data.x->border_width = XINT (arg);
-}
-
-void
-x_set_internal_border_width (f, arg, oldval)
- struct frame *f;
- Lisp_Object arg, oldval;
-{
- int old = f->output_data.x->internal_border_width;
-
- CHECK_NUMBER (arg);
- f->output_data.x->internal_border_width = XINT (arg);
- if (f->output_data.x->internal_border_width < 0)
- f->output_data.x->internal_border_width = 0;
-
-#ifdef USE_X_TOOLKIT
- if (f->output_data.x->edit_widget)
- widget_store_internal_border (f->output_data.x->edit_widget);
-#endif
-
- if (f->output_data.x->internal_border_width == old)
- return;
-
- if (FRAME_X_WINDOW (f) != 0)
- {
- x_set_window_size (f, 0, f->width, f->height);
- SET_FRAME_GARBAGED (f);
- do_pending_window_change (0);
- }
- else
- SET_FRAME_GARBAGED (f);
-}
-
-void
-x_set_visibility (f, value, oldval)
- struct frame *f;
- Lisp_Object value, oldval;
-{
- Lisp_Object frame;
- XSETFRAME (frame, f);
-
- if (NILP (value))
- Fmake_frame_invisible (frame, Qt);
- else if (EQ (value, Qicon))
- Ficonify_frame (frame);
- else
- Fmake_frame_visible (frame);
-}
\f
-/* Change window heights in windows rooted in WINDOW by N lines. */
-
-static void
-x_change_window_heights (window, n)
- Lisp_Object window;
- int n;
-{
- struct window *w = XWINDOW (window);
-
- XSETFASTINT (w->top, XFASTINT (w->top) + n);
- XSETFASTINT (w->height, XFASTINT (w->height) - n);
-
- if (INTEGERP (w->orig_top))
- XSETFASTINT (w->orig_top, XFASTINT (w->orig_top) + n);
- if (INTEGERP (w->orig_height))
- XSETFASTINT (w->orig_height, XFASTINT (w->orig_height) - n);
-
- /* Handle just the top child in a vertical split. */
- if (!NILP (w->vchild))
- x_change_window_heights (w->vchild, n);
-
- /* Adjust all children in a horizontal split. */
- for (window = w->hchild; !NILP (window); window = w->next)
- {
- w = XWINDOW (window);
- x_change_window_heights (window, n);
- }
-}
-
void
x_set_menu_bar_lines (f, value, oldval)
struct frame *f;
Lisp_Object value, oldval;
{
int nlines;
-#ifndef USE_X_TOOLKIT
+#if ! defined (USE_X_TOOLKIT) && ! defined (USE_GTK)
int olines = FRAME_MENU_BAR_LINES (f);
#endif
/* Make sure we redisplay all windows in this frame. */
windows_or_buffers_changed++;
-#ifdef USE_X_TOOLKIT
+#if defined (USE_X_TOOLKIT) || defined (USE_GTK)
FRAME_MENU_BAR_LINES (f) = 0;
if (nlines)
{
if (FRAME_X_P (f))
f->output_data.x->menubar_widget = 0;
}
-#else /* not USE_X_TOOLKIT */
+#else /* not USE_X_TOOLKIT && not USE_GTK */
FRAME_MENU_BAR_LINES (f) = nlines;
- x_change_window_heights (f->root_window, nlines - olines);
+ change_window_heights (f->root_window, nlines - olines);
#endif /* not USE_X_TOOLKIT */
adjust_glyphs (f);
}
else
nlines = 0;
- /* Make sure we redisplay all windows in this frame. */
+#ifdef USE_GTK
+ FRAME_TOOL_BAR_LINES (f) = 0;
+ if (nlines)
+ {
+ FRAME_EXTERNAL_TOOL_BAR (f) = 1;
+ if (FRAME_X_P (f) && f->output_data.x->toolbar_widget == 0)
+ /* Make sure next redisplay shows the tool bar. */
+ XWINDOW (FRAME_SELECTED_WINDOW (f))->update_mode_line = Qt;
+ update_frame_tool_bar (f);
+ }
+ else
+ {
+ if (FRAME_EXTERNAL_TOOL_BAR (f))
+ free_frame_tool_bar (f);
+ FRAME_EXTERNAL_TOOL_BAR (f) = 0;
+ }
+
+ return;
+#endif
+
+ /* Make sure we redisplay all windows in this frame. */
++windows_or_buffers_changed;
delta = nlines - FRAME_TOOL_BAR_LINES (f);
/* Don't resize the tool-bar to more than we have room for. */
root_window = FRAME_ROOT_WINDOW (f);
- root_height = XINT (XWINDOW (root_window)->height);
+ root_height = WINDOW_TOTAL_LINES (XWINDOW (root_window));
if (root_height - delta < 1)
{
delta = root_height - 1;
}
FRAME_TOOL_BAR_LINES (f) = nlines;
- x_change_window_heights (root_window, delta);
+ change_window_heights (root_window, delta);
adjust_glyphs (f);
-
+
/* We also have to make sure that the internal border at the top of
the frame, below the menu bar or tool bar, is redrawn when the
tool bar disappears. This is so because the internal border is
if (delta < 0)
{
int height = FRAME_INTERNAL_BORDER_WIDTH (f);
- int width = PIXEL_WIDTH (f);
- int y = nlines * CANON_Y_UNIT (f);
+ int width = FRAME_PIXEL_WIDTH (f);
+ int y = nlines * FRAME_LINE_HEIGHT (f);
BLOCK_INPUT;
x_clear_area (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f),
Lisp_Object value, oldval;
{
unsigned long pixel;
-
+
if (STRINGP (value))
pixel = x_decode_color (f, value, BLACK_PIX_DEFAULT (f));
else
if (f->output_data.x->scroll_bar_foreground_pixel != -1)
unload_color (f, f->output_data.x->scroll_bar_foreground_pixel);
-
+
f->output_data.x->scroll_bar_foreground_pixel = pixel;
if (FRAME_X_WINDOW (f) && FRAME_VISIBLE_P (f))
{
/* Remove all scroll bars because they have wrong colors. */
- if (condemn_scroll_bars_hook)
- (*condemn_scroll_bars_hook) (f);
- if (judge_scroll_bars_hook)
- (*judge_scroll_bars_hook) (f);
+ if (FRAME_DISPLAY (f)->condemn_scroll_bars_hook)
+ (*FRAME_DISPLAY (f)->condemn_scroll_bars_hook) (f);
+ if (FRAME_DISPLAY (f)->judge_scroll_bars_hook)
+ (*FRAME_DISPLAY (f)->judge_scroll_bars_hook) (f);
update_face_from_frame_parameter (f, Qscroll_bar_foreground, value);
redraw_frame (f);
pixel = x_decode_color (f, value, WHITE_PIX_DEFAULT (f));
else
pixel = -1;
-
+
if (f->output_data.x->scroll_bar_background_pixel != -1)
unload_color (f, f->output_data.x->scroll_bar_background_pixel);
-
+
#ifdef USE_TOOLKIT_SCROLL_BARS
/* Scrollbar shadow colors. */
if (f->output_data.x->scroll_bar_top_shadow_pixel != -1)
if (FRAME_X_WINDOW (f) && FRAME_VISIBLE_P (f))
{
/* Remove all scroll bars because they have wrong colors. */
- if (condemn_scroll_bars_hook)
- (*condemn_scroll_bars_hook) (f);
- if (judge_scroll_bars_hook)
- (*judge_scroll_bars_hook) (f);
-
+ if (FRAME_DISPLAY (f)->condemn_scroll_bars_hook)
+ (*FRAME_DISPLAY (f)->condemn_scroll_bars_hook) (f);
+ if (FRAME_DISPLAY (f)->judge_scroll_bars_hook)
+ (*FRAME_DISPLAY (f)->judge_scroll_bars_hook) (f);
+
update_face_from_frame_parameter (f, Qscroll_bar_background, value);
redraw_frame (f);
}
Lisp_Object name;
int explicit;
{
- /* Make sure that requests from lisp code override requests from
+ /* Make sure that requests from lisp code override requests from
Emacs redisplay code. */
if (explicit)
{
int bytes, stringp;
Lisp_Object coding_system;
- coding_system = Vlocale_coding_system;
- if (NILP (coding_system))
- coding_system = Qcompound_text;
+ /* Note: Encoding strategy
+
+ We encode NAME by compound-text and use "COMPOUND-TEXT" in
+ text.encoding. But, there are non-internationalized window
+ managers which don't support that encoding. So, if NAME
+ contains only ASCII and 8859-1 characters, encode it by
+ iso-latin-1, and use "STRING" in text.encoding hoping that
+ such window managers at least analyze this format correctly,
+ i.e. treat 8-bit bytes as 8859-1 characters.
+
+ We may also be able to use "UTF8_STRING" in text.encoding
+ in the future which can encode all Unicode characters.
+ But, for the moment, there's no way to know that the
+ current window manager supports it or not. */
+ coding_system = Qcompound_text;
text.value = x_encode_text (name, coding_system, 0, &bytes, &stringp);
text.encoding = (stringp ? XA_STRING
: FRAME_X_DISPLAY_INFO (f)->Xatom_COMPOUND_TEXT);
}
else
{
+ /* See the above comment "Note: Encoding strategy". */
icon.value = x_encode_text (f->icon_name, coding_system, 0,
&bytes, &stringp);
icon.encoding = (stringp ? XA_STRING
icon.format = 8;
icon.nitems = bytes;
}
-#ifdef USE_X_TOOLKIT
- XSetWMName (FRAME_X_DISPLAY (f),
- XtWindow (f->output_data.x->widget), &text);
- XSetWMIconName (FRAME_X_DISPLAY (f), XtWindow (f->output_data.x->widget),
- &icon);
-#else /* not USE_X_TOOLKIT */
- XSetWMName (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), &text);
- XSetWMIconName (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), &icon);
-#endif /* not USE_X_TOOLKIT */
+#ifdef USE_GTK
+ gtk_window_set_title (GTK_WINDOW (FRAME_GTK_OUTER_WIDGET (f)),
+ SDATA (name));
+#else /* not USE_GTK */
+ XSetWMName (FRAME_X_DISPLAY (f), FRAME_OUTER_WINDOW (f), &text);
+#endif /* not USE_GTK */
+
+ XSetWMIconName (FRAME_X_DISPLAY (f), FRAME_OUTER_WINDOW (f), &icon);
+
if (!NILP (f->icon_name)
- && icon.value != SDATA (f->icon_name))
+ && icon.value != (unsigned char *) SDATA (f->icon_name))
xfree (icon.value);
- if (text.value != SDATA (name))
+ if (text.value != (unsigned char *) SDATA (name))
xfree (text.value);
}
#else /* not HAVE_X11R4 */
int bytes, stringp;
Lisp_Object coding_system;
- coding_system = Vlocale_coding_system;
- if (NILP (coding_system))
- coding_system = Qcompound_text;
+ coding_system = Qcompound_text;
+ /* See the comment "Note: Encoding strategy" in x_set_name. */
text.value = x_encode_text (name, coding_system, 0, &bytes, &stringp);
text.encoding = (stringp ? XA_STRING
: FRAME_X_DISPLAY_INFO (f)->Xatom_COMPOUND_TEXT);
}
else
{
+ /* See the comment "Note: Encoding strategy" in x_set_name. */
icon.value = x_encode_text (f->icon_name, coding_system, 0,
&bytes, &stringp);
icon.encoding = (stringp ? XA_STRING
icon.format = 8;
icon.nitems = bytes;
}
-#ifdef USE_X_TOOLKIT
- XSetWMName (FRAME_X_DISPLAY (f),
- XtWindow (f->output_data.x->widget), &text);
- XSetWMIconName (FRAME_X_DISPLAY (f), XtWindow (f->output_data.x->widget),
- &icon);
-#else /* not USE_X_TOOLKIT */
- XSetWMName (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), &text);
- XSetWMIconName (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), &icon);
-#endif /* not USE_X_TOOLKIT */
+
+#ifdef USE_GTK
+ gtk_window_set_title (GTK_WINDOW (FRAME_GTK_OUTER_WIDGET (f)),
+ SDATA (name));
+#else /* not USE_GTK */
+ XSetWMName (FRAME_X_DISPLAY (f), FRAME_OUTER_WINDOW (f), &text);
+#endif /* not USE_GTK */
+
+ XSetWMIconName (FRAME_X_DISPLAY (f), FRAME_OUTER_WINDOW (f),
+ &icon);
+
if (!NILP (f->icon_name)
- && icon.value != SDATA (f->icon_name))
+ && icon.value != (unsigned char *) SDATA (f->icon_name))
xfree (icon.value);
- if (text.value != SDATA (name))
+ if (text.value != (unsigned char *) SDATA (name))
xfree (text.value);
}
#else /* not HAVE_X11R4 */
UNBLOCK_INPUT;
}
}
-\f
-void
-x_set_autoraise (f, arg, oldval)
- struct frame *f;
- Lisp_Object arg, oldval;
-{
- f->auto_raise = !EQ (Qnil, arg);
-}
void
-x_set_autolower (f, arg, oldval)
+x_set_scroll_bar_default_width (f)
struct frame *f;
- Lisp_Object arg, oldval;
{
- f->auto_lower = !EQ (Qnil, arg);
-}
+ int wid = FRAME_COLUMN_WIDTH (f);
-void
-x_set_unsplittable (f, arg, oldval)
- struct frame *f;
- Lisp_Object arg, oldval;
-{
- f->no_split = !NILP (arg);
-}
+#ifdef USE_TOOLKIT_SCROLL_BARS
+ /* A minimum width of 14 doesn't look good for toolkit scroll bars. */
+ int width = 16 + 2 * VERTICAL_SCROLL_BAR_WIDTH_TRIM;
+ FRAME_CONFIG_SCROLL_BAR_COLS (f) = (width + wid - 1) / wid;
+ FRAME_CONFIG_SCROLL_BAR_WIDTH (f) = width;
+#else
+ /* Make the actual width at least 14 pixels and a multiple of a
+ character width. */
+ FRAME_CONFIG_SCROLL_BAR_COLS (f) = (14 + wid - 1) / wid;
-void
-x_set_vertical_scroll_bars (f, arg, oldval)
- struct frame *f;
- Lisp_Object arg, oldval;
-{
- if ((EQ (arg, Qleft) && FRAME_HAS_VERTICAL_SCROLL_BARS_ON_RIGHT (f))
- || (EQ (arg, Qright) && FRAME_HAS_VERTICAL_SCROLL_BARS_ON_LEFT (f))
- || (NILP (arg) && FRAME_HAS_VERTICAL_SCROLL_BARS (f))
- || (!NILP (arg) && ! FRAME_HAS_VERTICAL_SCROLL_BARS (f)))
- {
- FRAME_VERTICAL_SCROLL_BAR_TYPE (f)
- = (NILP (arg)
- ? vertical_scroll_bar_none
- : EQ (Qright, arg)
- ? vertical_scroll_bar_right
- : vertical_scroll_bar_left);
-
- /* We set this parameter before creating the X window for the
- frame, so we can get the geometry right from the start.
- However, if the window hasn't been created yet, we shouldn't
- call x_set_window_size. */
- if (FRAME_X_WINDOW (f))
- x_set_window_size (f, 0, FRAME_WIDTH (f), FRAME_HEIGHT (f));
- do_pending_window_change (0);
- }
+ /* Use all of that space (aside from required margins) for the
+ scroll bar. */
+ FRAME_CONFIG_SCROLL_BAR_WIDTH (f) = 0;
+#endif
}
-void
-x_set_scroll_bar_width (f, arg, oldval)
- struct frame *f;
- Lisp_Object arg, oldval;
-{
- int wid = FONT_WIDTH (f->output_data.x->font);
-
- if (NILP (arg))
- {
-#ifdef USE_TOOLKIT_SCROLL_BARS
- /* A minimum width of 14 doesn't look good for toolkit scroll bars. */
- int width = 16 + 2 * VERTICAL_SCROLL_BAR_WIDTH_TRIM;
- FRAME_SCROLL_BAR_COLS (f) = (width + wid - 1) / wid;
- FRAME_SCROLL_BAR_PIXEL_WIDTH (f) = width;
-#else
- /* Make the actual width at least 14 pixels and a multiple of a
- character width. */
- FRAME_SCROLL_BAR_COLS (f) = (14 + wid - 1) / wid;
-
- /* Use all of that space (aside from required margins) for the
- scroll bar. */
- FRAME_SCROLL_BAR_PIXEL_WIDTH (f) = 0;
-#endif
-
- if (FRAME_X_WINDOW (f))
- x_set_window_size (f, 0, FRAME_WIDTH (f), FRAME_HEIGHT (f));
- do_pending_window_change (0);
- }
- else if (INTEGERP (arg) && XINT (arg) > 0
- && XFASTINT (arg) != FRAME_SCROLL_BAR_PIXEL_WIDTH (f))
- {
- if (XFASTINT (arg) <= 2 * VERTICAL_SCROLL_BAR_WIDTH_TRIM)
- XSETINT (arg, 2 * VERTICAL_SCROLL_BAR_WIDTH_TRIM + 1);
-
- FRAME_SCROLL_BAR_PIXEL_WIDTH (f) = XFASTINT (arg);
- FRAME_SCROLL_BAR_COLS (f) = (XFASTINT (arg) + wid-1) / wid;
- if (FRAME_X_WINDOW (f))
- x_set_window_size (f, 0, FRAME_WIDTH (f), FRAME_HEIGHT (f));
- }
-
- change_frame_size (f, 0, FRAME_WIDTH (f), 0, 0, 0);
- XWINDOW (FRAME_SELECTED_WINDOW (f))->cursor.hpos = 0;
- XWINDOW (FRAME_SELECTED_WINDOW (f))->cursor.x = 0;
-}
-
-
\f
-/* Subroutines of creating an X frame. */
-
-/* Make sure that Vx_resource_name is set to a reasonable value.
- Fix it up, or set it to `emacs' if it is too hopeless. */
-
-static void
-validate_x_resource_name ()
-{
- int len = 0;
- /* Number of valid characters in the resource name. */
- int good_count = 0;
- /* Number of invalid characters in the resource name. */
- int bad_count = 0;
- Lisp_Object new;
- int i;
-
- if (!STRINGP (Vx_resource_class))
- Vx_resource_class = build_string (EMACS_CLASS);
-
- if (STRINGP (Vx_resource_name))
- {
- unsigned char *p = SDATA (Vx_resource_name);
- int i;
-
- len = SBYTES (Vx_resource_name);
-
- /* Only letters, digits, - and _ are valid in resource names.
- Count the valid characters and count the invalid ones. */
- for (i = 0; i < len; i++)
- {
- int c = p[i];
- if (! ((c >= 'a' && c <= 'z')
- || (c >= 'A' && c <= 'Z')
- || (c >= '0' && c <= '9')
- || c == '-' || c == '_'))
- bad_count++;
- else
- good_count++;
- }
- }
- else
- /* Not a string => completely invalid. */
- bad_count = 5, good_count = 0;
-
- /* If name is valid already, return. */
- if (bad_count == 0)
- return;
-
- /* If name is entirely invalid, or nearly so, use `emacs'. */
- if (good_count == 0
- || (good_count == 1 && bad_count > 0))
- {
- Vx_resource_name = build_string ("emacs");
- return;
- }
-
- /* Name is partly valid. Copy it and replace the invalid characters
- with underscores. */
-
- Vx_resource_name = new = Fcopy_sequence (Vx_resource_name);
-
- for (i = 0; i < len; i++)
- {
- int c = SREF (new, i);
- if (! ((c >= 'a' && c <= 'z')
- || (c >= 'A' && c <= 'Z')
- || (c >= '0' && c <= '9')
- || c == '-' || c == '_'))
- SSET (new, i, '_');
- }
-}
-
-
-extern char *x_get_string_resource ();
-
-DEFUN ("x-get-resource", Fx_get_resource, Sx_get_resource, 2, 4, 0,
- doc: /* Return the value of ATTRIBUTE, of class CLASS, from the X defaults database.
-This uses `INSTANCE.ATTRIBUTE' as the key and `Emacs.CLASS' as the
-class, where INSTANCE is the name under which Emacs was invoked, or
-the name specified by the `-name' or `-rn' command-line arguments.
-
-The optional arguments COMPONENT and SUBCLASS add to the key and the
-class, respectively. You must specify both of them or neither.
-If you specify them, the key is `INSTANCE.COMPONENT.ATTRIBUTE'
-and the class is `Emacs.CLASS.SUBCLASS'. */)
- (attribute, class, component, subclass)
- Lisp_Object attribute, class, component, subclass;
-{
- register char *value;
- char *name_key;
- char *class_key;
-
- check_x ();
-
- CHECK_STRING (attribute);
- CHECK_STRING (class);
-
- if (!NILP (component))
- CHECK_STRING (component);
- if (!NILP (subclass))
- CHECK_STRING (subclass);
- if (NILP (component) != NILP (subclass))
- error ("x-get-resource: must specify both COMPONENT and SUBCLASS or neither");
-
- validate_x_resource_name ();
-
- /* Allocate space for the components, the dots which separate them,
- and the final '\0'. Make them big enough for the worst case. */
- name_key = (char *) alloca (SBYTES (Vx_resource_name)
- + (STRINGP (component)
- ? SBYTES (component) : 0)
- + SBYTES (attribute)
- + 3);
-
- class_key = (char *) alloca (SBYTES (Vx_resource_class)
- + SBYTES (class)
- + (STRINGP (subclass)
- ? SBYTES (subclass) : 0)
- + 3);
-
- /* Start with emacs.FRAMENAME for the name (the specific one)
- and with `Emacs' for the class key (the general one). */
- strcpy (name_key, SDATA (Vx_resource_name));
- strcpy (class_key, SDATA (Vx_resource_class));
-
- strcat (class_key, ".");
- strcat (class_key, SDATA (class));
-
- if (!NILP (component))
- {
- strcat (class_key, ".");
- strcat (class_key, SDATA (subclass));
-
- strcat (name_key, ".");
- strcat (name_key, SDATA (component));
- }
-
- strcat (name_key, ".");
- strcat (name_key, SDATA (attribute));
-
- value = x_get_string_resource (check_x_display_info (Qnil)->xrdb,
- name_key, class_key);
-
- if (value != (char *) 0)
- return build_string (value);
- else
- return Qnil;
-}
-
-/* Get an X resource, like Fx_get_resource, but for display DPYINFO. */
-
-Lisp_Object
-display_x_get_resource (dpyinfo, attribute, class, component, subclass)
- struct x_display_info *dpyinfo;
- Lisp_Object attribute, class, component, subclass;
-{
- register char *value;
- char *name_key;
- char *class_key;
-
- CHECK_STRING (attribute);
- CHECK_STRING (class);
-
- if (!NILP (component))
- CHECK_STRING (component);
- if (!NILP (subclass))
- CHECK_STRING (subclass);
- if (NILP (component) != NILP (subclass))
- error ("x-get-resource: must specify both COMPONENT and SUBCLASS or neither");
-
- validate_x_resource_name ();
-
- /* Allocate space for the components, the dots which separate them,
- and the final '\0'. Make them big enough for the worst case. */
- name_key = (char *) alloca (SBYTES (Vx_resource_name)
- + (STRINGP (component)
- ? SBYTES (component) : 0)
- + SBYTES (attribute)
- + 3);
-
- class_key = (char *) alloca (SBYTES (Vx_resource_class)
- + SBYTES (class)
- + (STRINGP (subclass)
- ? SBYTES (subclass) : 0)
- + 3);
-
- /* Start with emacs.FRAMENAME for the name (the specific one)
- and with `Emacs' for the class key (the general one). */
- strcpy (name_key, SDATA (Vx_resource_name));
- strcpy (class_key, SDATA (Vx_resource_class));
-
- strcat (class_key, ".");
- strcat (class_key, SDATA (class));
-
- if (!NILP (component))
- {
- strcat (class_key, ".");
- strcat (class_key, SDATA (subclass));
-
- strcat (name_key, ".");
- strcat (name_key, SDATA (component));
- }
-
- strcat (name_key, ".");
- strcat (name_key, SDATA (attribute));
-
- value = x_get_string_resource (dpyinfo->xrdb, name_key, class_key);
-
- if (value != (char *) 0)
- return build_string (value);
- else
- return Qnil;
-}
-
-/* Used when C code wants a resource value. */
-
-char *
-x_get_resource_string (attribute, class)
- char *attribute, *class;
-{
- char *name_key;
- char *class_key;
- struct frame *sf = SELECTED_FRAME ();
-
- /* Allocate space for the components, the dots which separate them,
- and the final '\0'. */
- name_key = (char *) alloca (SBYTES (Vinvocation_name)
- + strlen (attribute) + 2);
- class_key = (char *) alloca ((sizeof (EMACS_CLASS) - 1)
- + strlen (class) + 2);
-
- sprintf (name_key, "%s.%s",
- SDATA (Vinvocation_name),
- attribute);
- sprintf (class_key, "%s.%s", EMACS_CLASS, class);
-
- return x_get_string_resource (FRAME_X_DISPLAY_INFO (sf)->xrdb,
- name_key, class_key);
-}
-
-/* Types we might convert a resource string into. */
-enum resource_types
-{
- RES_TYPE_NUMBER,
- RES_TYPE_FLOAT,
- RES_TYPE_BOOLEAN,
- RES_TYPE_STRING,
- RES_TYPE_SYMBOL
-};
-
-/* Return the value of parameter PARAM.
-
- First search ALIST, then Vdefault_frame_alist, then the X defaults
- database, using ATTRIBUTE as the attribute name and CLASS as its class.
-
- Convert the resource to the type specified by desired_type.
-
- If no default is specified, return Qunbound. If you call
- x_get_arg, make sure you deal with Qunbound in a reasonable way,
- and don't let it get stored in any Lisp-visible variables! */
-
-static Lisp_Object
-x_get_arg (dpyinfo, alist, param, attribute, class, type)
- struct x_display_info *dpyinfo;
- Lisp_Object alist, param;
- char *attribute;
- char *class;
- enum resource_types type;
-{
- register Lisp_Object tem;
-
- tem = Fassq (param, alist);
- if (EQ (tem, Qnil))
- tem = Fassq (param, Vdefault_frame_alist);
- if (EQ (tem, Qnil))
- {
-
- if (attribute)
- {
- tem = display_x_get_resource (dpyinfo,
- build_string (attribute),
- build_string (class),
- Qnil, Qnil);
-
- if (NILP (tem))
- return Qunbound;
-
- switch (type)
- {
- case RES_TYPE_NUMBER:
- return make_number (atoi (SDATA (tem)));
-
- case RES_TYPE_FLOAT:
- return make_float (atof (SDATA (tem)));
-
- case RES_TYPE_BOOLEAN:
- tem = Fdowncase (tem);
- if (!strcmp (SDATA (tem), "on")
- || !strcmp (SDATA (tem), "true"))
- return Qt;
- else
- return Qnil;
-
- case RES_TYPE_STRING:
- return tem;
-
- case RES_TYPE_SYMBOL:
- /* As a special case, we map the values `true' and `on'
- to Qt, and `false' and `off' to Qnil. */
- {
- Lisp_Object lower;
- lower = Fdowncase (tem);
- if (!strcmp (SDATA (lower), "on")
- || !strcmp (SDATA (lower), "true"))
- return Qt;
- else if (!strcmp (SDATA (lower), "off")
- || !strcmp (SDATA (lower), "false"))
- return Qnil;
- else
- return Fintern (tem, Qnil);
- }
-
- default:
- abort ();
- }
- }
- else
- return Qunbound;
- }
- return Fcdr (tem);
-}
-
-/* Like x_get_arg, but also record the value in f->param_alist. */
-
-static Lisp_Object
-x_get_and_record_arg (f, alist, param, attribute, class, type)
- struct frame *f;
- Lisp_Object alist, param;
- char *attribute;
- char *class;
- enum resource_types type;
-{
- Lisp_Object value;
-
- value = x_get_arg (FRAME_X_DISPLAY_INFO (f), alist, param,
- attribute, class, type);
- if (! NILP (value))
- store_frame_param (f, param, value);
-
- return value;
-}
-
-/* Record in frame F the specified or default value according to ALIST
- of the parameter named PROP (a Lisp symbol).
- If no value is specified for PROP, look for an X default for XPROP
- on the frame named NAME.
- If that is not found either, use the value DEFLT. */
-
-static Lisp_Object
-x_default_parameter (f, alist, prop, deflt, xprop, xclass, type)
- struct frame *f;
- Lisp_Object alist;
- Lisp_Object prop;
- Lisp_Object deflt;
- char *xprop;
- char *xclass;
- enum resource_types type;
-{
- Lisp_Object tem;
-
- tem = x_get_arg (FRAME_X_DISPLAY_INFO (f), alist, prop, xprop, xclass, type);
- if (EQ (tem, Qunbound))
- tem = deflt;
- x_set_frame_parameters (f, Fcons (Fcons (prop, tem), Qnil));
- return tem;
-}
-
-
/* Record in frame F the specified or default value according to ALIST
of the parameter named PROP (a Lisp symbol). If no value is
specified for PROP, look for an X default for XPROP on the frame
specified. */
tem = Qnil;
}
-
+
#else /* not USE_TOOLKIT_SCROLL_BARS */
-
+
tem = Qnil;
-
+
#endif /* not USE_TOOLKIT_SCROLL_BARS */
}
}
-\f
-DEFUN ("x-parse-geometry", Fx_parse_geometry, Sx_parse_geometry, 1, 1, 0,
- doc: /* Parse an X-style geometry string STRING.
-Returns an alist of the form ((top . TOP), (left . LEFT) ... ).
-The properties returned may include `top', `left', `height', and `width'.
-The value of `left' or `top' may be an integer,
-or a list (+ N) meaning N pixels relative to top/left corner,
-or a list (- N) meaning -N pixels relative to bottom/right corner. */)
- (string)
- Lisp_Object string;
-{
- int geometry, x, y;
- unsigned int width, height;
- Lisp_Object result;
-
- CHECK_STRING (string);
-
- geometry = XParseGeometry ((char *) SDATA (string),
- &x, &y, &width, &height);
-
-#if 0
- if (!!(geometry & XValue) != !!(geometry & YValue))
- error ("Must specify both x and y position, or neither");
-#endif
-
- result = Qnil;
- if (geometry & XValue)
- {
- Lisp_Object element;
-
- if (x >= 0 && (geometry & XNegative))
- element = Fcons (Qleft, Fcons (Qminus, Fcons (make_number (-x), Qnil)));
- else if (x < 0 && ! (geometry & XNegative))
- element = Fcons (Qleft, Fcons (Qplus, Fcons (make_number (x), Qnil)));
- else
- element = Fcons (Qleft, make_number (x));
- result = Fcons (element, result);
- }
-
- if (geometry & YValue)
- {
- Lisp_Object element;
-
- if (y >= 0 && (geometry & YNegative))
- element = Fcons (Qtop, Fcons (Qminus, Fcons (make_number (-y), Qnil)));
- else if (y < 0 && ! (geometry & YNegative))
- element = Fcons (Qtop, Fcons (Qplus, Fcons (make_number (y), Qnil)));
- else
- element = Fcons (Qtop, make_number (y));
- result = Fcons (element, result);
- }
-
- if (geometry & WidthValue)
- result = Fcons (Fcons (Qwidth, make_number (width)), result);
- if (geometry & HeightValue)
- result = Fcons (Fcons (Qheight, make_number (height)), result);
-
- return result;
-}
-
-/* Calculate the desired size and position of this window,
- and return the flags saying which aspects were specified.
-
- This function does not make the coordinates positive. */
-
-#define DEFAULT_ROWS 40
-#define DEFAULT_COLS 80
-
-static int
-x_figure_window_size (f, parms)
- struct frame *f;
- Lisp_Object parms;
-{
- register Lisp_Object tem0, tem1, tem2;
- long window_prompting = 0;
- struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f);
-
- /* Default values if we fall through.
- Actually, if that happens we should get
- window manager prompting. */
- SET_FRAME_WIDTH (f, DEFAULT_COLS);
- f->height = DEFAULT_ROWS;
- /* Window managers expect that if program-specified
- positions are not (0,0), they're intentional, not defaults. */
- f->output_data.x->top_pos = 0;
- f->output_data.x->left_pos = 0;
-
- tem0 = x_get_arg (dpyinfo, parms, Qheight, 0, 0, RES_TYPE_NUMBER);
- tem1 = x_get_arg (dpyinfo, parms, Qwidth, 0, 0, RES_TYPE_NUMBER);
- tem2 = x_get_arg (dpyinfo, parms, Quser_size, 0, 0, RES_TYPE_NUMBER);
- if (! EQ (tem0, Qunbound) || ! EQ (tem1, Qunbound))
- {
- if (!EQ (tem0, Qunbound))
- {
- CHECK_NUMBER (tem0);
- f->height = XINT (tem0);
- }
- if (!EQ (tem1, Qunbound))
- {
- CHECK_NUMBER (tem1);
- SET_FRAME_WIDTH (f, XINT (tem1));
- }
- if (!NILP (tem2) && !EQ (tem2, Qunbound))
- window_prompting |= USSize;
- else
- window_prompting |= PSize;
- }
-
- f->output_data.x->vertical_scroll_bar_extra
- = (!FRAME_HAS_VERTICAL_SCROLL_BARS (f)
- ? 0
- : (FRAME_SCROLL_BAR_COLS (f) * FONT_WIDTH (f->output_data.x->font)));
-
- x_compute_fringe_widths (f, 0);
-
- f->output_data.x->pixel_width = CHAR_TO_PIXEL_WIDTH (f, f->width);
- f->output_data.x->pixel_height = CHAR_TO_PIXEL_HEIGHT (f, f->height);
-
- tem0 = x_get_arg (dpyinfo, parms, Qtop, 0, 0, RES_TYPE_NUMBER);
- tem1 = x_get_arg (dpyinfo, parms, Qleft, 0, 0, RES_TYPE_NUMBER);
- tem2 = x_get_arg (dpyinfo, parms, Quser_position, 0, 0, RES_TYPE_NUMBER);
- if (! EQ (tem0, Qunbound) || ! EQ (tem1, Qunbound))
- {
- if (EQ (tem0, Qminus))
- {
- f->output_data.x->top_pos = 0;
- window_prompting |= YNegative;
- }
- else if (CONSP (tem0) && EQ (XCAR (tem0), Qminus)
- && CONSP (XCDR (tem0))
- && INTEGERP (XCAR (XCDR (tem0))))
- {
- f->output_data.x->top_pos = - XINT (XCAR (XCDR (tem0)));
- window_prompting |= YNegative;
- }
- else if (CONSP (tem0) && EQ (XCAR (tem0), Qplus)
- && CONSP (XCDR (tem0))
- && INTEGERP (XCAR (XCDR (tem0))))
- {
- f->output_data.x->top_pos = XINT (XCAR (XCDR (tem0)));
- }
- else if (EQ (tem0, Qunbound))
- f->output_data.x->top_pos = 0;
- else
- {
- CHECK_NUMBER (tem0);
- f->output_data.x->top_pos = XINT (tem0);
- if (f->output_data.x->top_pos < 0)
- window_prompting |= YNegative;
- }
-
- if (EQ (tem1, Qminus))
- {
- f->output_data.x->left_pos = 0;
- window_prompting |= XNegative;
- }
- else if (CONSP (tem1) && EQ (XCAR (tem1), Qminus)
- && CONSP (XCDR (tem1))
- && INTEGERP (XCAR (XCDR (tem1))))
- {
- f->output_data.x->left_pos = - XINT (XCAR (XCDR (tem1)));
- window_prompting |= XNegative;
- }
- else if (CONSP (tem1) && EQ (XCAR (tem1), Qplus)
- && CONSP (XCDR (tem1))
- && INTEGERP (XCAR (XCDR (tem1))))
- {
- f->output_data.x->left_pos = XINT (XCAR (XCDR (tem1)));
- }
- else if (EQ (tem1, Qunbound))
- f->output_data.x->left_pos = 0;
- else
- {
- CHECK_NUMBER (tem1);
- f->output_data.x->left_pos = XINT (tem1);
- if (f->output_data.x->left_pos < 0)
- window_prompting |= XNegative;
- }
-
- if (!NILP (tem2) && ! EQ (tem2, Qunbound))
- window_prompting |= USPosition;
- else
- window_prompting |= PPosition;
- }
-
- if (f->output_data.x->want_fullscreen != FULLSCREEN_NONE)
- {
- int left, top;
- int width, height;
-
- /* It takes both for some WM:s to place it where we want */
- window_prompting = USPosition | PPosition;
- x_fullscreen_adjust (f, &width, &height, &top, &left);
- f->width = width;
- f->height = height;
- f->output_data.x->pixel_width = CHAR_TO_PIXEL_WIDTH (f, f->width);
- f->output_data.x->pixel_height = CHAR_TO_PIXEL_HEIGHT (f, f->height);
- f->output_data.x->left_pos = left;
- f->output_data.x->top_pos = top;
- }
-
- return window_prompting;
-}
#if !defined (HAVE_X11R4) && !defined (HAVE_XSETWMPROTOCOLS)
static XIMStyle best_xim_style P_ ((XIMStyles *, XIMStyles *));
-/* Supported XIM styles, ordered by preferenc. */
+/* Supported XIM styles, ordered by preference. */
static XIMStyle supported_xim_styles[] =
{
char **missing_list;
int missing_count;
char *def_string;
-
+
xfs = XCreateFontSet (FRAME_X_DISPLAY (f),
base_fontname, &missing_list,
&missing_count, &def_string);
if (missing_list)
XFreeStringList (missing_list);
-
+
/* No need to free def_string. */
return xfs;
}
if (FRAME_XIC (f))
return;
-
+
xim = FRAME_X_XIM (f);
if (xim)
{
xic = XCreateIC (xim,
XNInputStyle, xic_style,
- XNClientWindow, FRAME_X_WINDOW(f),
- XNFocusWindow, FRAME_X_WINDOW(f),
+ XNClientWindow, FRAME_X_WINDOW (f),
+ XNFocusWindow, FRAME_X_WINDOW (f),
XNStatusAttributes, status_attr,
XNPreeditAttributes, preedit_attr,
NULL);
XFree (preedit_attr);
XFree (status_attr);
}
-
+
FRAME_XIC (f) = xic;
FRAME_XIC_STYLE (f) = xic_style;
FRAME_XIC_FONTSET (f) = xfs;
{
if (FRAME_XIC (f) == NULL)
return;
-
+
XDestroyIC (FRAME_XIC (f));
if (FRAME_XIC_FONTSET (f))
XFreeFontSet (FRAME_X_DISPLAY (f), FRAME_XIC_FONTSET (f));
struct frame *f = XFRAME (w->frame);
XVaNestedList attr;
XPoint spot;
-
- spot.x = WINDOW_TO_FRAME_PIXEL_X (w, x);
+
+ spot.x = WINDOW_TO_FRAME_PIXEL_X (w, x) + WINDOW_LEFT_FRINGE_WIDTH (w);
spot.y = WINDOW_TO_FRAME_PIXEL_Y (w, y) + FONT_BASE (FRAME_FONT (f));
attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
XSetICValues (FRAME_XIC (f), XNPreeditAttributes, attr, NULL);
attr = XVaCreateNestedList (0, XNAreaNeeded, &area, NULL);
XSetICValues (xic, XNStatusAttributes, attr, NULL);
XFree (attr);
-
+
attr = XVaCreateNestedList (0, XNAreaNeeded, &needed, NULL);
XGetICValues (xic, XNStatusAttributes, attr, NULL);
XFree (attr);
area.width = needed->width;
area.height = needed->height;
- area.x = PIXEL_WIDTH (f) - area.width - FRAME_INTERNAL_BORDER_WIDTH (f);
- area.y = (PIXEL_HEIGHT (f) - area.height
- - FRAME_MENUBAR_HEIGHT (f) - FRAME_INTERNAL_BORDER_WIDTH (f));
+ area.x = FRAME_PIXEL_WIDTH (f) - area.width - FRAME_INTERNAL_BORDER_WIDTH (f);
+ area.y = (FRAME_PIXEL_HEIGHT (f) - area.height
+ - FRAME_MENUBAR_HEIGHT (f)
+ - FRAME_TOOLBAR_HEIGHT (f)
+ - FRAME_INTERNAL_BORDER_WIDTH (f));
XFree (needed);
attr = XVaCreateNestedList (0, XNArea, &area, NULL);
- XSetICValues(xic, XNStatusAttributes, attr, NULL);
+ XSetICValues (xic, XNStatusAttributes, attr, NULL);
XFree (attr);
}
if (FRAME_XIC_STYLE (f) & XIMStatusArea)
XSetICValues (FRAME_XIC (f), XNStatusAttributes, attr, NULL);
XFree (attr);
-
+
if (FRAME_XIC_FONTSET (f))
XFreeFontSet (FRAME_X_DISPLAY (f), FRAME_XIC_FONTSET (f));
FRAME_XIC_FONTSET (f) = xfs;
for the window manager, so GC relocation won't bother it.
Elsewhere we specify the window name for the window manager. */
-
+
{
char *str = (char *) SDATA (Vx_resource_name);
f->namebuf = (char *) xmalloc (strlen (str) + 1);
XtSetArg (al[ac], XtNallowShellResize, 1); ac++;
XtSetArg (al[ac], XtNinput, 1); ac++;
XtSetArg (al[ac], XtNmappedWhenManaged, 0); ac++;
- XtSetArg (al[ac], XtNborderWidth, f->output_data.x->border_width); ac++;
+ XtSetArg (al[ac], XtNborderWidth, f->border_width); ac++;
XtSetArg (al[ac], XtNvisual, FRAME_X_VISUAL (f)); ac++;
XtSetArg (al[ac], XtNdepth, FRAME_X_DISPLAY_INFO (f)->n_planes); ac++;
XtSetArg (al[ac], XtNcolormap, FRAME_X_COLORMAP (f)); ac++;
XtSetValues (pane_widget, al, ac);
f->output_data.x->column_widget = pane_widget;
- /* mappedWhenManaged to false tells to the paned window to not map/unmap
+ /* mappedWhenManaged to false tells to the paned window to not map/unmap
the emacs screen when changing menubar. This reduces flickering. */
ac = 0;
XtSetArg (al[ac], XtNcolormap, FRAME_X_COLORMAP (f)); ac++;
frame_widget = XtCreateWidget (f->namebuf, emacsFrameClass, pane_widget,
al, ac);
-
+
f->output_data.x->edit_widget = frame_widget;
-
- XtManageChild (frame_widget);
+
+ XtManageChild (frame_widget);
/* Do some needed geometry management. */
{
int len;
char *tem, shell_position[32];
- Arg al[2];
+ Arg al[10];
int ac = 0;
int extra_borders = 0;
- int menubar_size
+ int menubar_size
= (f->output_data.x->menubar_widget
? (f->output_data.x->menubar_widget->core.height
+ f->output_data.x->menubar_widget->core.border_width)
is a user-specified or program-specified one.
We pass that information later, in x_wm_set_size_hints. */
{
- int left = f->output_data.x->left_pos;
+ int left = f->left_pos;
int xneg = window_prompting & XNegative;
- int top = f->output_data.x->top_pos;
+ int top = f->top_pos;
int yneg = window_prompting & YNegative;
if (xneg)
left = -left;
if (window_prompting & USPosition)
sprintf (shell_position, "=%dx%d%c%d%c%d",
- PIXEL_WIDTH (f) + extra_borders,
- PIXEL_HEIGHT (f) + menubar_size + extra_borders,
+ FRAME_PIXEL_WIDTH (f) + extra_borders,
+ FRAME_PIXEL_HEIGHT (f) + menubar_size + extra_borders,
(xneg ? '-' : '+'), left,
(yneg ? '-' : '+'), top);
else
- sprintf (shell_position, "=%dx%d",
- PIXEL_WIDTH (f) + extra_borders,
- PIXEL_HEIGHT (f) + menubar_size + extra_borders);
+ {
+ sprintf (shell_position, "=%dx%d",
+ FRAME_PIXEL_WIDTH (f) + extra_borders,
+ FRAME_PIXEL_HEIGHT (f) + menubar_size + extra_borders);
+
+ /* Setting x and y when the position is not specified in
+ the geometry string will set program position in the WM hints.
+ If Emacs had just one program position, we could set it in
+ fallback resources, but since each make-frame call can specify
+ different program positions, this is easier. */
+ XtSetArg (al[ac], XtNx, left); ac++;
+ XtSetArg (al[ac], XtNy, top); ac++;
+ }
}
len = strlen (shell_position) + 1;
XtManageChild (pane_widget);
XtRealizeWidget (shell_widget);
- FRAME_X_WINDOW (f) = XtWindow (frame_widget);
+ FRAME_X_WINDOW (f) = XtWindow (frame_widget);
validate_x_resource_name ();
#ifdef HAVE_X_I18N
FRAME_XIC (f) = NULL;
-#ifdef USE_XIM
- create_frame_xic (f);
-#endif
+ if (use_xim)
+ create_frame_xic (f);
#endif
f->output_data.x->wm_hints.input = True;
{
/* XIM server might require some X events. */
unsigned long fevent = NoEventMask;
- XGetICValues(FRAME_XIC (f), XNFilterEvents, &fevent, NULL);
+ XGetICValues (FRAME_XIC (f), XNFilterEvents, &fevent, NULL);
attributes.event_mask |= fevent;
}
#endif /* HAVE_X_I18N */
-
+
attribute_mask = CWEventMask;
XChangeWindowAttributes (XtDisplay (shell_widget), XtWindow (shell_widget),
attribute_mask, &attributes);
}
#else /* not USE_X_TOOLKIT */
+#ifdef USE_GTK
+void
+x_window (f)
+ FRAME_PTR f;
+{
+ if (! xg_create_frame_widgets (f))
+ error ("Unable to create window");
+
+#ifdef HAVE_X_I18N
+ FRAME_XIC (f) = NULL;
+ if (use_xim)
+ {
+ BLOCK_INPUT;
+ create_frame_xic (f);
+ if (FRAME_XIC (f))
+ {
+ /* XIM server might require some X events. */
+ unsigned long fevent = NoEventMask;
+ XGetICValues (FRAME_XIC (f), XNFilterEvents, &fevent, NULL);
+
+ if (fevent != NoEventMask)
+ {
+ XSetWindowAttributes attributes;
+ XWindowAttributes wattr;
+ unsigned long attribute_mask;
+
+ XGetWindowAttributes (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f),
+ &wattr);
+ attributes.event_mask = wattr.your_event_mask | fevent;
+ attribute_mask = CWEventMask;
+ XChangeWindowAttributes (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f),
+ attribute_mask, &attributes);
+ }
+ }
+ UNBLOCK_INPUT;
+ }
+#endif
+}
+#else /*! USE_GTK */
/* Create and set up the X window for frame F. */
void
FRAME_X_WINDOW (f)
= XCreateWindow (FRAME_X_DISPLAY (f),
f->output_data.x->parent_desc,
- f->output_data.x->left_pos,
- f->output_data.x->top_pos,
- PIXEL_WIDTH (f), PIXEL_HEIGHT (f),
- f->output_data.x->border_width,
+ f->left_pos,
+ f->top_pos,
+ FRAME_PIXEL_WIDTH (f), FRAME_PIXEL_HEIGHT (f),
+ f->border_width,
CopyFromParent, /* depth */
InputOutput, /* class */
FRAME_X_VISUAL (f),
attribute_mask, &attributes);
#ifdef HAVE_X_I18N
-#ifdef USE_XIM
- create_frame_xic (f);
- if (FRAME_XIC (f))
+ if (use_xim)
{
- /* XIM server might require some X events. */
- unsigned long fevent = NoEventMask;
- XGetICValues(FRAME_XIC (f), XNFilterEvents, &fevent, NULL);
- attributes.event_mask |= fevent;
- attribute_mask = CWEventMask;
- XChangeWindowAttributes (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f),
- attribute_mask, &attributes);
+ create_frame_xic (f);
+ if (FRAME_XIC (f))
+ {
+ /* XIM server might require some X events. */
+ unsigned long fevent = NoEventMask;
+ XGetICValues (FRAME_XIC (f), XNFilterEvents, &fevent, NULL);
+ attributes.event_mask |= fevent;
+ attribute_mask = CWEventMask;
+ XChangeWindowAttributes (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f),
+ attribute_mask, &attributes);
+ }
}
-#endif
#endif /* HAVE_X_I18N */
-
+
validate_x_resource_name ();
class_hints.res_name = (char *) SDATA (Vx_resource_name);
error ("Unable to create window");
}
+#endif /* not USE_GTK */
#endif /* not USE_X_TOOLKIT */
/* Handle the icon stuff for this window. Perhaps later we might
/* Set the position of the icon. Note that twm groups all
icons in an icon window. */
- icon_x = x_get_and_record_arg (f, parms, Qicon_left, 0, 0, RES_TYPE_NUMBER);
- icon_y = x_get_and_record_arg (f, parms, Qicon_top, 0, 0, RES_TYPE_NUMBER);
+ icon_x = x_frame_get_and_record_arg (f, parms, Qicon_left, 0, 0, RES_TYPE_NUMBER);
+ icon_y = x_frame_get_and_record_arg (f, parms, Qicon_top, 0, 0, RES_TYPE_NUMBER);
if (!EQ (icon_x, Qunbound) && !EQ (icon_y, Qunbound))
{
CHECK_NUMBER (icon_x);
Note that many default values are used. */
/* Normal video */
- gc_values.font = f->output_data.x->font->fid;
+ gc_values.font = FRAME_FONT (f)->fid;
gc_values.foreground = f->output_data.x->foreground_pixel;
gc_values.background = f->output_data.x->background_pixel;
gc_values.line_width = 0; /* Means 1 using fast algorithm. */
this must be done on a per-frame basis. */
f->output_data.x->border_tile
= (XCreatePixmapFromBitmapData
- (FRAME_X_DISPLAY (f), FRAME_X_DISPLAY_INFO (f)->root_window,
+ (FRAME_X_DISPLAY (f), FRAME_X_DISPLAY_INFO (f)->root_window,
gray_bits, gray_width, gray_height,
f->output_data.x->foreground_pixel,
f->output_data.x->background_pixel,
Display *dpy = FRAME_X_DISPLAY (f);
BLOCK_INPUT;
-
+
if (f->output_data.x->normal_gc)
{
XFreeGC (dpy, f->output_data.x->normal_gc);
XFreeGC (dpy, f->output_data.x->reverse_gc);
f->output_data.x->reverse_gc = 0;
}
-
+
if (f->output_data.x->cursor_gc)
{
XFreeGC (dpy, f->output_data.x->cursor_gc);
#if GLYPH_DEBUG
struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f);
#endif
-
+
x_free_frame_resources (f);
/* Check that reference counts are indeed correct. */
xassert (dpyinfo->image_cache->refcount == image_cache_refcount);
return Qt;
}
-
+
return Qnil;
}
Lisp_Object parent;
struct kboard *kb;
- check_x ();
-
/* Use this general default value to start with
until we know if this frame has a specified name. */
Vx_resource_name = Vinvocation_name;
/* Note that X Windows does support scroll bars. */
FRAME_CAN_HAVE_SCROLL_BARS (f) = 1;
+ f->display = dpyinfo->frame_display;
+ f->display->reference_count++;
+
f->output_method = output_x_window;
f->output_data.x = (struct x_output *) xmalloc (sizeof (struct x_output));
bzero (f->output_data.x, sizeof (struct x_output));
f->output_data.x->icon_bitmap = -1;
- f->output_data.x->fontset = -1;
+ FRAME_FONTSET (f) = -1;
f->output_data.x->scroll_bar_foreground_pixel = -1;
f->output_data.x->scroll_bar_background_pixel = -1;
#ifdef USE_TOOLKIT_SCROLL_BARS
f->output_data.x->cursor_foreground_pixel = -1;
f->output_data.x->border_pixel = -1;
f->output_data.x->mouse_pixel = -1;
-
+
black = build_string ("black");
GCPRO1 (black);
f->output_data.x->foreground_pixel
specbind (Qx_resource_name, name);
}
+ Fmodify_frame_parameters (frame, Fcons (Fcons (Qwindow_system, Qx), Qnil));
+
/* Extract the window parameters from the supplied values
that are needed to determine window geometry. */
{
else
font = x_new_font (f, SDATA (font));
}
-
+
/* Try out a font which we hope has bold and italic variations. */
if (!STRINGP (font))
font = x_new_font (f, "-adobe-courier-medium-r-*-*-*-120-*-*-*-*-iso8859-1");
#ifdef USE_LUCID
/* Prevent lwlib/xlwmenu.c from crashing because of a bug
whereby it fails to get any font. */
- xlwmenu_default_font = f->output_data.x->font;
+ xlwmenu_default_font = FRAME_FONT (f);
#endif
x_default_parameter (f, parms, Qborder_width, make_number (2),
"borderWidth", "BorderWidth", RES_TYPE_NUMBER);
-
+
/* This defaults to 1 in order to match xterm. We recognize either
internalBorderWidth or internalBorder (which is what xterm calls
it). */
end up in init_iterator with a null face cache, which should not
happen. */
init_frame_faces (f);
-
+
x_default_parameter (f, parms, Qmenu_bar_lines, make_number (1),
"menuBar", "MenuBar", RES_TYPE_NUMBER);
x_default_parameter (f, parms, Qtool_bar_lines, make_number (1),
f->output_data.x->parent_desc = FRAME_X_DISPLAY_INFO (f)->root_window;
- /* Add the tool-bar height to the initial frame height so that the
- user gets a text display area of the size he specified with -g or
- via .Xdefaults. Later changes of the tool-bar height don't
- change the frame size. This is done so that users can create
- tall Emacs frames without having to guess how tall the tool-bar
- will get. */
- if (FRAME_TOOL_BAR_LINES (f))
- {
- int margin, relief, bar_height;
-
- relief = (tool_bar_button_relief >= 0
- ? tool_bar_button_relief
- : DEFAULT_TOOL_BAR_BUTTON_RELIEF);
-
- if (INTEGERP (Vtool_bar_button_margin)
- && XINT (Vtool_bar_button_margin) > 0)
- margin = XFASTINT (Vtool_bar_button_margin);
- else if (CONSP (Vtool_bar_button_margin)
- && INTEGERP (XCDR (Vtool_bar_button_margin))
- && XINT (XCDR (Vtool_bar_button_margin)) > 0)
- margin = XFASTINT (XCDR (Vtool_bar_button_margin));
- else
- margin = 0;
-
- bar_height = DEFAULT_TOOL_BAR_IMAGE_HEIGHT + 2 * margin + 2 * relief;
- f->height += (bar_height + CANON_Y_UNIT (f) - 1) / CANON_Y_UNIT (f);
- }
-
/* Compute the size of the X window. */
- window_prompting = x_figure_window_size (f, parms);
-
- if (window_prompting & XNegative)
- {
- if (window_prompting & YNegative)
- f->output_data.x->win_gravity = SouthEastGravity;
- else
- f->output_data.x->win_gravity = NorthEastGravity;
- }
- else
- {
- if (window_prompting & YNegative)
- f->output_data.x->win_gravity = SouthWestGravity;
- else
- f->output_data.x->win_gravity = NorthWestGravity;
- }
-
- f->output_data.x->size_hint_flags = window_prompting;
+ window_prompting = x_figure_window_size (f, parms, 1);
tem = x_get_arg (dpyinfo, parms, Qunsplittable, 0, 0, RES_TYPE_BOOLEAN);
f->no_split = minibuffer_only || EQ (tem, Qt);
#else
x_window (f);
#endif
-
+
x_icon (f, parms);
x_make_gc (f);
"scrollBarWidth", "ScrollBarWidth",
RES_TYPE_NUMBER);
- /* Dimensions, especially f->height, must be done via change_frame_size.
+ /* Dimensions, especially FRAME_LINES (f), must be done via change_frame_size.
Change will not be effected unless different from the current
- f->height. */
- width = f->width;
- height = f->height;
-
- f->height = 0;
- SET_FRAME_WIDTH (f, 0);
- change_frame_size (f, height, width, 1, 0, 0);
+ FRAME_LINES (f). */
+ width = FRAME_COLS (f);
+ height = FRAME_LINES (f);
- /* Set up faces after all frame parameters are known. This call
- also merges in face attributes specified for new frames. If we
- don't do this, the `menu' face for instance won't have the right
- colors, and the menu bar won't appear in the specified colors for
- new frames. */
- call1 (Qface_set_after_frame_default, frame);
+ SET_FRAME_COLS (f, 0);
+ FRAME_LINES (f) = 0;
+ change_frame_size (f, height, width, 1, 0, 0);
-#ifdef USE_X_TOOLKIT
+#if defined (USE_X_TOOLKIT) || defined (USE_GTK)
/* Create the menu bar. */
if (!minibuffer_only && FRAME_EXTERNAL_MENU_BAR (f))
{
frame and we didn't make it visible. */
initialize_frame_menubar (f);
+#ifndef USE_GTK
/* This is a no-op, except under Motif where it arranges the
main window for the widgets on it. */
lw_set_main_areas (f->output_data.x->column_widget,
f->output_data.x->menubar_widget,
f->output_data.x->edit_widget);
+#endif /* not USE_GTK */
}
-#endif /* USE_X_TOOLKIT */
+#endif /* USE_X_TOOLKIT || USE_GTK */
/* Tell the server what size and position, etc, we want, and how
badly we want them. This should be done after we have the menu
;
}
+ /* Set the WM leader property. GTK does this itself, so this is not
+ needed when using GTK. */
+ if (dpyinfo->client_leader_window != 0)
+ {
+ BLOCK_INPUT;
+ XChangeProperty (FRAME_X_DISPLAY (f),
+ FRAME_OUTER_WINDOW (f),
+ dpyinfo->Xatom_wm_client_leader,
+ XA_WINDOW, 32, PropModeReplace,
+ (char *) &dpyinfo->client_leader_window, 1);
+ UNBLOCK_INPUT;
+ }
+
UNGCPRO;
/* Make sure windows on this frame appear in calls to next-window
and similar functions. */
Vwindow_list = Qnil;
-
+
return unbind_to (count, frame);
}
RevertToParent, CurrentTime);
x_uncatch_errors (dpy, count);
UNBLOCK_INPUT;
-
+
return Qnil;
}
{
struct x_display_info *dpyinfo = check_x_display_info (display);
- return make_number (DisplayCells (dpyinfo->display,
- XScreenNumberOfScreen (dpyinfo->screen)));
+ int nr_planes = DisplayPlanes (dpyinfo->display,
+ XScreenNumberOfScreen (dpyinfo->screen));
+
+ /* Truncate nr_planes to 24 to avoid integer overflow.
+ Some displays says 32, but only 24 bits are actually significant.
+ There are only very few and rare video cards that have more than
+ 24 significant bits. Also 24 bits is more than 16 million colors,
+ it "should be enough for everyone". */
+ if (nr_planes > 24) nr_planes = 24;
+
+ return make_number (1 << nr_planes);
}
DEFUN ("x-server-max-request-size", Fx_server_max_request_size,
error ("Display has an unknown visual class");
result = Qnil;
}
-
+
return result;
}
x_pixel_width (f)
register struct frame *f;
{
- return PIXEL_WIDTH (f);
+ return FRAME_PIXEL_WIDTH (f);
}
int
x_pixel_height (f)
register struct frame *f;
{
- return PIXEL_HEIGHT (f);
+ return FRAME_PIXEL_HEIGHT (f);
}
int
x_char_width (f)
register struct frame *f;
{
- return FONT_WIDTH (f->output_data.x->font);
+ return FRAME_COLUMN_WIDTH (f);
}
int
x_char_height (f)
register struct frame *f;
{
- return f->output_data.x->line_height;
+ return FRAME_LINE_HEIGHT (f);
}
int
|| !XMatchVisualInfo (dpy, XScreenNumberOfScreen (screen),
dpyinfo->n_planes, class, &vinfo))
fatal ("Invalid visual specification `%s'", SDATA (value));
-
+
dpyinfo->visual = vinfo.visual;
}
else
{
int n_visuals;
XVisualInfo *vinfo, vinfo_template;
-
+
dpyinfo->visual = DefaultVisualOfScreen (screen);
#ifdef HAVE_X11R4
CHECK_STRING (name);
- if (! EQ (Vwindow_system, intern ("x")))
- error ("Not using X Windows");
+#if 0
+ if (! EQ (Vinitial_window_system, intern ("x")))
+ error ("Not using X Windows"); /* That doesn't stop us anymore. */
+#endif
for (dpyinfo = x_display_list, names = x_display_name_list;
dpyinfo;
if (! NILP (xrm_string))
CHECK_STRING (xrm_string);
- if (! EQ (Vwindow_system, intern ("x")))
- error ("Not using X Windows");
+#if 0
+ if (! EQ (Vinitial_window_system, intern ("x")))
+ error ("Not using X Windows"); /* That doesn't stop us anymore. */
+#endif
if (! NILP (xrm_string))
xrm_option = (unsigned char *) SDATA (xrm_string);
doc: /* Close the connection to DISPLAY's X server.
For DISPLAY, specify either a frame or a display name (a string).
If DISPLAY is nil, that stands for the selected frame's display. */)
- (display)
- Lisp_Object display;
-{
- struct x_display_info *dpyinfo = check_x_display_info (display);
- int i;
-
- if (dpyinfo->reference_count > 0)
- error ("Display still has frames on it");
-
- BLOCK_INPUT;
- /* Free the fonts in the font table. */
- for (i = 0; i < dpyinfo->n_fonts; i++)
- if (dpyinfo->font_table[i].name)
- {
- if (dpyinfo->font_table[i].name != dpyinfo->font_table[i].full_name)
- xfree (dpyinfo->font_table[i].full_name);
- xfree (dpyinfo->font_table[i].name);
- XFreeFont (dpyinfo->display, dpyinfo->font_table[i].font);
- }
-
- x_destroy_all_bitmaps (dpyinfo);
- XSetCloseDownMode (dpyinfo->display, DestroyAll);
-
-#ifdef USE_X_TOOLKIT
- XtCloseDisplay (dpyinfo->display);
-#else
- XCloseDisplay (dpyinfo->display);
-#endif
-
- x_delete_display (dpyinfo);
- UNBLOCK_INPUT;
-
- return Qnil;
-}
-
-DEFUN ("x-display-list", Fx_display_list, Sx_display_list, 0, 0, 0,
- doc: /* Return the list of display names that Emacs has connections to. */)
- ()
-{
- Lisp_Object tail, result;
-
- result = Qnil;
- for (tail = x_display_name_list; ! NILP (tail); tail = XCDR (tail))
- result = Fcons (XCAR (XCAR (tail)), result);
-
- return result;
-}
-
-DEFUN ("x-synchronize", Fx_synchronize, Sx_synchronize, 1, 2, 0,
- doc: /* If ON is non-nil, report X errors as soon as the erring request is made.
-If ON is nil, allow buffering of requests.
-Turning on synchronization prohibits the Xlib routines from buffering
-requests and seriously degrades performance, but makes debugging much
-easier.
-The optional second argument DISPLAY specifies which display to act on.
-DISPLAY should be either a frame or a display name (a string).
-If DISPLAY is omitted or nil, that stands for the selected frame's display. */)
- (on, display)
- Lisp_Object display, on;
-{
- struct x_display_info *dpyinfo = check_x_display_info (display);
-
- XSynchronize (dpyinfo->display, !EQ (on, Qnil));
-
- return Qnil;
-}
-
-/* Wait for responses to all X commands issued so far for frame F. */
-
-void
-x_sync (f)
- FRAME_PTR f;
-{
- BLOCK_INPUT;
- XSync (FRAME_X_DISPLAY (f), False);
- UNBLOCK_INPUT;
-}
-
-\f
-/***********************************************************************
- Image types
- ***********************************************************************/
-
-/* Value is the number of elements of vector VECTOR. */
-
-#define DIM(VECTOR) (sizeof (VECTOR) / sizeof *(VECTOR))
-
-/* List of supported image types. Use define_image_type to add new
- types. Use lookup_image_type to find a type for a given symbol. */
-
-static struct image_type *image_types;
-
-/* The symbol `image' which is the car of the lists used to represent
- images in Lisp. */
-
-extern Lisp_Object Qimage;
-
-/* The symbol `xbm' which is used as the type symbol for XBM images. */
-
-Lisp_Object Qxbm;
-
-/* Keywords. */
-
-extern Lisp_Object QCwidth, QCheight, QCforeground, QCbackground, QCfile;
-extern Lisp_Object QCdata, QCtype;
-Lisp_Object QCascent, QCmargin, QCrelief;
-Lisp_Object QCconversion, QCcolor_symbols, QCheuristic_mask;
-Lisp_Object QCindex, QCmatrix, QCcolor_adjustment, QCmask;
-
-/* Other symbols. */
-
-Lisp_Object Qlaplace, Qemboss, Qedge_detection, Qheuristic;
-
-/* Time in seconds after which images should be removed from the cache
- if not displayed. */
-
-Lisp_Object Vimage_cache_eviction_delay;
-
-/* Function prototypes. */
-
-static void define_image_type P_ ((struct image_type *type));
-static struct image_type *lookup_image_type P_ ((Lisp_Object symbol));
-static void image_error P_ ((char *format, Lisp_Object, Lisp_Object));
-static void x_laplace P_ ((struct frame *, struct image *));
-static void x_emboss P_ ((struct frame *, struct image *));
-static int x_build_heuristic_mask P_ ((struct frame *, struct image *,
- Lisp_Object));
-
-
-/* Define a new image type from TYPE. This adds a copy of TYPE to
- image_types and adds the symbol *TYPE->type to Vimage_types. */
-
-static void
-define_image_type (type)
- struct image_type *type;
-{
- /* Make a copy of TYPE to avoid a bus error in a dumped Emacs.
- The initialized data segment is read-only. */
- struct image_type *p = (struct image_type *) xmalloc (sizeof *p);
- bcopy (type, p, sizeof *p);
- p->next = image_types;
- image_types = p;
- Vimage_types = Fcons (*p->type, Vimage_types);
-}
-
-
-/* Look up image type SYMBOL, and return a pointer to its image_type
- structure. Value is null if SYMBOL is not a known image type. */
-
-static INLINE struct image_type *
-lookup_image_type (symbol)
- Lisp_Object symbol;
-{
- struct image_type *type;
-
- for (type = image_types; type; type = type->next)
- if (EQ (symbol, *type->type))
- break;
-
- return type;
-}
-
-
-/* Value is non-zero if OBJECT is a valid Lisp image specification. A
- valid image specification is a list whose car is the symbol
- `image', and whose rest is a property list. The property list must
- contain a value for key `:type'. That value must be the name of a
- supported image type. The rest of the property list depends on the
- image type. */
-
-int
-valid_image_p (object)
- Lisp_Object object;
-{
- int valid_p = 0;
-
- if (CONSP (object) && EQ (XCAR (object), Qimage))
- {
- Lisp_Object tem;
-
- for (tem = XCDR (object); CONSP (tem); tem = XCDR (tem))
- if (EQ (XCAR (tem), QCtype))
- {
- tem = XCDR (tem);
- if (CONSP (tem) && SYMBOLP (XCAR (tem)))
- {
- struct image_type *type;
- type = lookup_image_type (XCAR (tem));
- if (type)
- valid_p = type->valid_p (object);
- }
-
- break;
- }
- }
-
- return valid_p;
-}
-
-
-/* Log error message with format string FORMAT and argument ARG.
- Signaling an error, e.g. when an image cannot be loaded, is not a
- good idea because this would interrupt redisplay, and the error
- message display would lead to another redisplay. This function
- therefore simply displays a message. */
-
-static void
-image_error (format, arg1, arg2)
- char *format;
- Lisp_Object arg1, arg2;
-{
- add_to_log (format, arg1, arg2);
-}
-
-
-\f
-/***********************************************************************
- Image specifications
- ***********************************************************************/
-
-enum image_value_type
-{
- IMAGE_DONT_CHECK_VALUE_TYPE,
- IMAGE_STRING_VALUE,
- IMAGE_STRING_OR_NIL_VALUE,
- IMAGE_SYMBOL_VALUE,
- IMAGE_POSITIVE_INTEGER_VALUE,
- IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR,
- IMAGE_NON_NEGATIVE_INTEGER_VALUE,
- IMAGE_ASCENT_VALUE,
- IMAGE_INTEGER_VALUE,
- IMAGE_FUNCTION_VALUE,
- IMAGE_NUMBER_VALUE,
- IMAGE_BOOL_VALUE
-};
-
-/* Structure used when parsing image specifications. */
-
-struct image_keyword
-{
- /* Name of keyword. */
- char *name;
-
- /* The type of value allowed. */
- enum image_value_type type;
-
- /* Non-zero means key must be present. */
- int mandatory_p;
-
- /* Used to recognize duplicate keywords in a property list. */
- int count;
-
- /* The value that was found. */
- Lisp_Object value;
-};
-
-
-static int parse_image_spec P_ ((Lisp_Object, struct image_keyword *,
- int, Lisp_Object));
-static Lisp_Object image_spec_value P_ ((Lisp_Object, Lisp_Object, int *));
-
-
-/* Parse image spec SPEC according to KEYWORDS. A valid image spec
- has the format (image KEYWORD VALUE ...). One of the keyword/
- value pairs must be `:type TYPE'. KEYWORDS is a vector of
- image_keywords structures of size NKEYWORDS describing other
- allowed keyword/value pairs. Value is non-zero if SPEC is valid. */
-
-static int
-parse_image_spec (spec, keywords, nkeywords, type)
- Lisp_Object spec;
- struct image_keyword *keywords;
- int nkeywords;
- Lisp_Object type;
-{
- int i;
- Lisp_Object plist;
-
- if (!CONSP (spec) || !EQ (XCAR (spec), Qimage))
- return 0;
-
- plist = XCDR (spec);
- while (CONSP (plist))
- {
- Lisp_Object key, value;
-
- /* First element of a pair must be a symbol. */
- key = XCAR (plist);
- plist = XCDR (plist);
- if (!SYMBOLP (key))
- return 0;
-
- /* There must follow a value. */
- if (!CONSP (plist))
- return 0;
- value = XCAR (plist);
- plist = XCDR (plist);
-
- /* Find key in KEYWORDS. Error if not found. */
- for (i = 0; i < nkeywords; ++i)
- if (strcmp (keywords[i].name, SDATA (SYMBOL_NAME (key))) == 0)
- break;
-
- if (i == nkeywords)
- continue;
-
- /* Record that we recognized the keyword. If a keywords
- was found more than once, it's an error. */
- keywords[i].value = value;
- ++keywords[i].count;
-
- if (keywords[i].count > 1)
- return 0;
-
- /* Check type of value against allowed type. */
- switch (keywords[i].type)
- {
- case IMAGE_STRING_VALUE:
- if (!STRINGP (value))
- return 0;
- break;
-
- case IMAGE_STRING_OR_NIL_VALUE:
- if (!STRINGP (value) && !NILP (value))
- return 0;
- break;
-
- case IMAGE_SYMBOL_VALUE:
- if (!SYMBOLP (value))
- return 0;
- break;
-
- case IMAGE_POSITIVE_INTEGER_VALUE:
- if (!INTEGERP (value) || XINT (value) <= 0)
- return 0;
- break;
-
- case IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR:
- if (INTEGERP (value) && XINT (value) >= 0)
- break;
- if (CONSP (value)
- && INTEGERP (XCAR (value)) && INTEGERP (XCDR (value))
- && XINT (XCAR (value)) >= 0 && XINT (XCDR (value)) >= 0)
- break;
- return 0;
-
- case IMAGE_ASCENT_VALUE:
- if (SYMBOLP (value) && EQ (value, Qcenter))
- break;
- else if (INTEGERP (value)
- && XINT (value) >= 0
- && XINT (value) <= 100)
- break;
- return 0;
-
- case IMAGE_NON_NEGATIVE_INTEGER_VALUE:
- if (!INTEGERP (value) || XINT (value) < 0)
- return 0;
- break;
-
- case IMAGE_DONT_CHECK_VALUE_TYPE:
- break;
-
- case IMAGE_FUNCTION_VALUE:
- value = indirect_function (value);
- if (SUBRP (value)
- || COMPILEDP (value)
- || (CONSP (value) && EQ (XCAR (value), Qlambda)))
- break;
- return 0;
-
- case IMAGE_NUMBER_VALUE:
- if (!INTEGERP (value) && !FLOATP (value))
- return 0;
- break;
-
- case IMAGE_INTEGER_VALUE:
- if (!INTEGERP (value))
- return 0;
- break;
-
- case IMAGE_BOOL_VALUE:
- if (!NILP (value) && !EQ (value, Qt))
- return 0;
- break;
-
- default:
- abort ();
- break;
- }
-
- if (EQ (key, QCtype) && !EQ (type, value))
- return 0;
- }
-
- /* Check that all mandatory fields are present. */
- for (i = 0; i < nkeywords; ++i)
- if (keywords[i].mandatory_p && keywords[i].count == 0)
- return 0;
-
- return NILP (plist);
-}
-
-
-/* Return the value of KEY in image specification SPEC. Value is nil
- if KEY is not present in SPEC. if FOUND is not null, set *FOUND
- to 1 if KEY was found in SPEC, set it to 0 otherwise. */
-
-static Lisp_Object
-image_spec_value (spec, key, found)
- Lisp_Object spec, key;
- int *found;
-{
- Lisp_Object tail;
-
- xassert (valid_image_p (spec));
-
- for (tail = XCDR (spec);
- CONSP (tail) && CONSP (XCDR (tail));
- tail = XCDR (XCDR (tail)))
- {
- if (EQ (XCAR (tail), key))
- {
- if (found)
- *found = 1;
- return XCAR (XCDR (tail));
- }
- }
-
- if (found)
- *found = 0;
- return Qnil;
-}
-
-
-DEFUN ("image-size", Fimage_size, Simage_size, 1, 3, 0,
- doc: /* Return the size of image SPEC as pair (WIDTH . HEIGHT).
-PIXELS non-nil means return the size in pixels, otherwise return the
-size in canonical character units.
-FRAME is the frame on which the image will be displayed. FRAME nil
-or omitted means use the selected frame. */)
- (spec, pixels, frame)
- Lisp_Object spec, pixels, frame;
-{
- Lisp_Object size;
-
- size = Qnil;
- if (valid_image_p (spec))
- {
- struct frame *f = check_x_frame (frame);
- int id = lookup_image (f, spec);
- struct image *img = IMAGE_FROM_ID (f, id);
- int width = img->width + 2 * img->hmargin;
- int height = img->height + 2 * img->vmargin;
-
- if (NILP (pixels))
- size = Fcons (make_float ((double) width / CANON_X_UNIT (f)),
- make_float ((double) height / CANON_Y_UNIT (f)));
- else
- size = Fcons (make_number (width), make_number (height));
- }
- else
- error ("Invalid image specification");
-
- return size;
-}
-
-
-DEFUN ("image-mask-p", Fimage_mask_p, Simage_mask_p, 1, 2, 0,
- doc: /* Return t if image SPEC has a mask bitmap.
-FRAME is the frame on which the image will be displayed. FRAME nil
-or omitted means use the selected frame. */)
- (spec, frame)
- Lisp_Object spec, frame;
-{
- Lisp_Object mask;
-
- mask = Qnil;
- if (valid_image_p (spec))
- {
- struct frame *f = check_x_frame (frame);
- int id = lookup_image (f, spec);
- struct image *img = IMAGE_FROM_ID (f, id);
- if (img->mask)
- mask = Qt;
- }
- else
- error ("Invalid image specification");
-
- return mask;
-}
-
-
-\f
-/***********************************************************************
- Image type independent image structures
- ***********************************************************************/
-
-static struct image *make_image P_ ((Lisp_Object spec, unsigned hash));
-static void free_image P_ ((struct frame *f, struct image *img));
-
-
-/* Allocate and return a new image structure for image specification
- SPEC. SPEC has a hash value of HASH. */
-
-static struct image *
-make_image (spec, hash)
- Lisp_Object spec;
- unsigned hash;
-{
- struct image *img = (struct image *) xmalloc (sizeof *img);
-
- xassert (valid_image_p (spec));
- bzero (img, sizeof *img);
- img->type = lookup_image_type (image_spec_value (spec, QCtype, NULL));
- xassert (img->type != NULL);
- img->spec = spec;
- img->data.lisp_val = Qnil;
- img->ascent = DEFAULT_IMAGE_ASCENT;
- img->hash = hash;
- return img;
-}
-
-
-/* Free image IMG which was used on frame F, including its resources. */
-
-static void
-free_image (f, img)
- struct frame *f;
- struct image *img;
-{
- if (img)
- {
- struct image_cache *c = FRAME_X_IMAGE_CACHE (f);
-
- /* Remove IMG from the hash table of its cache. */
- if (img->prev)
- img->prev->next = img->next;
- else
- c->buckets[img->hash % IMAGE_CACHE_BUCKETS_SIZE] = img->next;
-
- if (img->next)
- img->next->prev = img->prev;
-
- c->images[img->id] = NULL;
-
- /* Free resources, then free IMG. */
- img->type->free (f, img);
- xfree (img);
- }
-}
-
-
-/* Prepare image IMG for display on frame F. Must be called before
- drawing an image. */
-
-void
-prepare_image_for_display (f, img)
- struct frame *f;
- struct image *img;
-{
- EMACS_TIME t;
-
- /* We're about to display IMG, so set its timestamp to `now'. */
- EMACS_GET_TIME (t);
- img->timestamp = EMACS_SECS (t);
-
- /* If IMG doesn't have a pixmap yet, load it now, using the image
- type dependent loader function. */
- if (img->pixmap == None && !img->load_failed_p)
- img->load_failed_p = img->type->load (f, img) == 0;
-}
-
-
-/* Value is the number of pixels for the ascent of image IMG when
- drawn in face FACE. */
-
-int
-image_ascent (img, face)
- struct image *img;
- struct face *face;
-{
- int height = img->height + img->vmargin;
- int ascent;
-
- if (img->ascent == CENTERED_IMAGE_ASCENT)
- {
- if (face->font)
- /* This expression is arranged so that if the image can't be
- exactly centered, it will be moved slightly up. This is
- because a typical font is `top-heavy' (due to the presence
- uppercase letters), so the image placement should err towards
- being top-heavy too. It also just generally looks better. */
- ascent = (height + face->font->ascent - face->font->descent + 1) / 2;
- else
- ascent = height / 2;
- }
- else
- ascent = height * img->ascent / 100.0;
-
- return ascent;
-}
-
-\f
-/* Image background colors. */
-
-static unsigned long
-four_corners_best (ximg, width, height)
- XImage *ximg;
- unsigned long width, height;
-{
- unsigned long corners[4], best;
- int i, best_count;
-
- /* Get the colors at the corners of ximg. */
- corners[0] = XGetPixel (ximg, 0, 0);
- corners[1] = XGetPixel (ximg, width - 1, 0);
- corners[2] = XGetPixel (ximg, width - 1, height - 1);
- corners[3] = XGetPixel (ximg, 0, height - 1);
-
- /* Choose the most frequently found color as background. */
- for (i = best_count = 0; i < 4; ++i)
- {
- int j, n;
-
- for (j = n = 0; j < 4; ++j)
- if (corners[i] == corners[j])
- ++n;
-
- if (n > best_count)
- best = corners[i], best_count = n;
- }
-
- return best;
-}
-
-/* Return the `background' field of IMG. If IMG doesn't have one yet,
- it is guessed heuristically. If non-zero, XIMG is an existing XImage
- object to use for the heuristic. */
-
-unsigned long
-image_background (img, f, ximg)
- struct image *img;
- struct frame *f;
- XImage *ximg;
-{
- if (! img->background_valid)
- /* IMG doesn't have a background yet, try to guess a reasonable value. */
- {
- int free_ximg = !ximg;
-
- if (! ximg)
- ximg = XGetImage (FRAME_X_DISPLAY (f), img->pixmap,
- 0, 0, img->width, img->height, ~0, ZPixmap);
-
- img->background = four_corners_best (ximg, img->width, img->height);
-
- if (free_ximg)
- XDestroyImage (ximg);
-
- img->background_valid = 1;
- }
-
- return img->background;
-}
-
-/* Return the `background_transparent' field of IMG. If IMG doesn't
- have one yet, it is guessed heuristically. If non-zero, MASK is an
- existing XImage object to use for the heuristic. */
-
-int
-image_background_transparent (img, f, mask)
- struct image *img;
- struct frame *f;
- XImage *mask;
-{
- if (! img->background_transparent_valid)
- /* IMG doesn't have a background yet, try to guess a reasonable value. */
- {
- if (img->mask)
- {
- int free_mask = !mask;
-
- if (! mask)
- mask = XGetImage (FRAME_X_DISPLAY (f), img->mask,
- 0, 0, img->width, img->height, ~0, ZPixmap);
-
- img->background_transparent
- = !four_corners_best (mask, img->width, img->height);
-
- if (free_mask)
- XDestroyImage (mask);
- }
- else
- img->background_transparent = 0;
-
- img->background_transparent_valid = 1;
- }
-
- return img->background_transparent;
-}
-
-\f
-/***********************************************************************
- Helper functions for X image types
- ***********************************************************************/
-
-static void x_clear_image_1 P_ ((struct frame *, struct image *, int,
- int, int));
-static void x_clear_image P_ ((struct frame *f, struct image *img));
-static unsigned long x_alloc_image_color P_ ((struct frame *f,
- struct image *img,
- Lisp_Object color_name,
- unsigned long dflt));
-
-
-/* Clear X resources of image IMG on frame F. PIXMAP_P non-zero means
- free the pixmap if any. MASK_P non-zero means clear the mask
- pixmap if any. COLORS_P non-zero means free colors allocated for
- the image, if any. */
-
-static void
-x_clear_image_1 (f, img, pixmap_p, mask_p, colors_p)
- struct frame *f;
- struct image *img;
- int pixmap_p, mask_p, colors_p;
-{
- if (pixmap_p && img->pixmap)
- {
- XFreePixmap (FRAME_X_DISPLAY (f), img->pixmap);
- img->pixmap = None;
- img->background_valid = 0;
- }
-
- if (mask_p && img->mask)
- {
- XFreePixmap (FRAME_X_DISPLAY (f), img->mask);
- img->mask = None;
- img->background_transparent_valid = 0;
- }
-
- if (colors_p && img->ncolors)
- {
- x_free_colors (f, img->colors, img->ncolors);
- xfree (img->colors);
- img->colors = NULL;
- img->ncolors = 0;
- }
-}
-
-/* Free X resources of image IMG which is used on frame F. */
-
-static void
-x_clear_image (f, img)
- struct frame *f;
- struct image *img;
-{
- BLOCK_INPUT;
- x_clear_image_1 (f, img, 1, 1, 1);
- UNBLOCK_INPUT;
-}
-
-
-/* Allocate color COLOR_NAME for image IMG on frame F. If color
- cannot be allocated, use DFLT. Add a newly allocated color to
- IMG->colors, so that it can be freed again. Value is the pixel
- color. */
-
-static unsigned long
-x_alloc_image_color (f, img, color_name, dflt)
- struct frame *f;
- struct image *img;
- Lisp_Object color_name;
- unsigned long dflt;
-{
- XColor color;
- unsigned long result;
-
- xassert (STRINGP (color_name));
-
- if (x_defined_color (f, SDATA (color_name), &color, 1))
- {
- /* This isn't called frequently so we get away with simply
- reallocating the color vector to the needed size, here. */
- ++img->ncolors;
- img->colors =
- (unsigned long *) xrealloc (img->colors,
- img->ncolors * sizeof *img->colors);
- img->colors[img->ncolors - 1] = color.pixel;
- result = color.pixel;
- }
- else
- result = dflt;
-
- return result;
-}
-
-
-\f
-/***********************************************************************
- Image Cache
- ***********************************************************************/
-
-static void cache_image P_ ((struct frame *f, struct image *img));
-static void postprocess_image P_ ((struct frame *, struct image *));
-
-
-/* Return a new, initialized image cache that is allocated from the
- heap. Call free_image_cache to free an image cache. */
-
-struct image_cache *
-make_image_cache ()
-{
- struct image_cache *c = (struct image_cache *) xmalloc (sizeof *c);
- int size;
-
- bzero (c, sizeof *c);
- c->size = 50;
- c->images = (struct image **) xmalloc (c->size * sizeof *c->images);
- size = IMAGE_CACHE_BUCKETS_SIZE * sizeof *c->buckets;
- c->buckets = (struct image **) xmalloc (size);
- bzero (c->buckets, size);
- return c;
-}
-
-
-/* Free image cache of frame F. Be aware that X frames share images
- caches. */
-
-void
-free_image_cache (f)
- struct frame *f;
-{
- struct image_cache *c = FRAME_X_IMAGE_CACHE (f);
- if (c)
- {
- int i;
-
- /* Cache should not be referenced by any frame when freed. */
- xassert (c->refcount == 0);
-
- for (i = 0; i < c->used; ++i)
- free_image (f, c->images[i]);
- xfree (c->images);
- xfree (c->buckets);
- xfree (c);
- FRAME_X_IMAGE_CACHE (f) = NULL;
- }
-}
-
-
-/* Clear image cache of frame F. FORCE_P non-zero means free all
- images. FORCE_P zero means clear only images that haven't been
- displayed for some time. Should be called from time to time to
- reduce the number of loaded images. If image-eviction-seconds is
- non-nil, this frees images in the cache which weren't displayed for
- at least that many seconds. */
-
-void
-clear_image_cache (f, force_p)
- struct frame *f;
- int force_p;
-{
- struct image_cache *c = FRAME_X_IMAGE_CACHE (f);
-
- if (c && INTEGERP (Vimage_cache_eviction_delay))
- {
- EMACS_TIME t;
- unsigned long old;
- int i, nfreed;
-
- EMACS_GET_TIME (t);
- old = EMACS_SECS (t) - XFASTINT (Vimage_cache_eviction_delay);
-
- /* Block input so that we won't be interrupted by a SIGIO
- while being in an inconsistent state. */
- BLOCK_INPUT;
-
- for (i = nfreed = 0; i < c->used; ++i)
- {
- struct image *img = c->images[i];
- if (img != NULL
- && (force_p || img->timestamp < old))
- {
- free_image (f, img);
- ++nfreed;
- }
- }
-
- /* We may be clearing the image cache because, for example,
- Emacs was iconified for a longer period of time. In that
- case, current matrices may still contain references to
- images freed above. So, clear these matrices. */
- if (nfreed)
- {
- Lisp_Object tail, frame;
-
- FOR_EACH_FRAME (tail, frame)
- {
- struct frame *f = XFRAME (frame);
- if (FRAME_X_P (f)
- && FRAME_X_IMAGE_CACHE (f) == c)
- clear_current_matrices (f);
- }
-
- ++windows_or_buffers_changed;
- }
-
- UNBLOCK_INPUT;
- }
-}
-
-
-DEFUN ("clear-image-cache", Fclear_image_cache, Sclear_image_cache,
- 0, 1, 0,
- doc: /* Clear the image cache of FRAME.
-FRAME nil or omitted means use the selected frame.
-FRAME t means clear the image caches of all frames. */)
- (frame)
- Lisp_Object frame;
-{
- if (EQ (frame, Qt))
- {
- Lisp_Object tail;
-
- FOR_EACH_FRAME (tail, frame)
- if (FRAME_X_P (XFRAME (frame)))
- clear_image_cache (XFRAME (frame), 1);
- }
- else
- clear_image_cache (check_x_frame (frame), 1);
-
- return Qnil;
-}
-
-
-/* Compute masks and transform image IMG on frame F, as specified
- by the image's specification, */
-
-static void
-postprocess_image (f, img)
- struct frame *f;
- struct image *img;
-{
- /* Manipulation of the image's mask. */
- if (img->pixmap)
- {
- Lisp_Object conversion, spec;
- Lisp_Object mask;
-
- spec = img->spec;
-
- /* `:heuristic-mask t'
- `:mask heuristic'
- means build a mask heuristically.
- `:heuristic-mask (R G B)'
- `:mask (heuristic (R G B))'
- means build a mask from color (R G B) in the
- image.
- `:mask nil'
- means remove a mask, if any. */
-
- mask = image_spec_value (spec, QCheuristic_mask, NULL);
- if (!NILP (mask))
- x_build_heuristic_mask (f, img, mask);
- else
- {
- int found_p;
-
- mask = image_spec_value (spec, QCmask, &found_p);
-
- if (EQ (mask, Qheuristic))
- x_build_heuristic_mask (f, img, Qt);
- else if (CONSP (mask)
- && EQ (XCAR (mask), Qheuristic))
- {
- if (CONSP (XCDR (mask)))
- x_build_heuristic_mask (f, img, XCAR (XCDR (mask)));
- else
- x_build_heuristic_mask (f, img, XCDR (mask));
- }
- else if (NILP (mask) && found_p && img->mask)
- {
- XFreePixmap (FRAME_X_DISPLAY (f), img->mask);
- img->mask = None;
- }
- }
-
-
- /* Should we apply an image transformation algorithm? */
- conversion = image_spec_value (spec, QCconversion, NULL);
- if (EQ (conversion, Qdisabled))
- x_disable_image (f, img);
- else if (EQ (conversion, Qlaplace))
- x_laplace (f, img);
- else if (EQ (conversion, Qemboss))
- x_emboss (f, img);
- else if (CONSP (conversion)
- && EQ (XCAR (conversion), Qedge_detection))
- {
- Lisp_Object tem;
- tem = XCDR (conversion);
- if (CONSP (tem))
- x_edge_detection (f, img,
- Fplist_get (tem, QCmatrix),
- Fplist_get (tem, QCcolor_adjustment));
- }
- }
-}
-
-
-/* Return the id of image with Lisp specification SPEC on frame F.
- SPEC must be a valid Lisp image specification (see valid_image_p). */
-
-int
-lookup_image (f, spec)
- struct frame *f;
- Lisp_Object spec;
-{
- struct image_cache *c = FRAME_X_IMAGE_CACHE (f);
- struct image *img;
- int i;
- unsigned hash;
- struct gcpro gcpro1;
- EMACS_TIME now;
-
- /* F must be a window-system frame, and SPEC must be a valid image
- specification. */
- xassert (FRAME_WINDOW_P (f));
- xassert (valid_image_p (spec));
-
- GCPRO1 (spec);
-
- /* Look up SPEC in the hash table of the image cache. */
- hash = sxhash (spec, 0);
- i = hash % IMAGE_CACHE_BUCKETS_SIZE;
-
- for (img = c->buckets[i]; img; img = img->next)
- if (img->hash == hash && !NILP (Fequal (img->spec, spec)))
- break;
-
- /* If not found, create a new image and cache it. */
- if (img == NULL)
- {
- extern Lisp_Object Qpostscript;
-
- BLOCK_INPUT;
- img = make_image (spec, hash);
- cache_image (f, img);
- img->load_failed_p = img->type->load (f, img) == 0;
-
- /* If we can't load the image, and we don't have a width and
- height, use some arbitrary width and height so that we can
- draw a rectangle for it. */
- if (img->load_failed_p)
- {
- Lisp_Object value;
-
- value = image_spec_value (spec, QCwidth, NULL);
- img->width = (INTEGERP (value)
- ? XFASTINT (value) : DEFAULT_IMAGE_WIDTH);
- value = image_spec_value (spec, QCheight, NULL);
- img->height = (INTEGERP (value)
- ? XFASTINT (value) : DEFAULT_IMAGE_HEIGHT);
- }
- else
- {
- /* Handle image type independent image attributes
- `:ascent ASCENT', `:margin MARGIN', `:relief RELIEF',
- `:background COLOR'. */
- Lisp_Object ascent, margin, relief, bg;
-
- ascent = image_spec_value (spec, QCascent, NULL);
- if (INTEGERP (ascent))
- img->ascent = XFASTINT (ascent);
- else if (EQ (ascent, Qcenter))
- img->ascent = CENTERED_IMAGE_ASCENT;
-
- margin = image_spec_value (spec, QCmargin, NULL);
- if (INTEGERP (margin) && XINT (margin) >= 0)
- img->vmargin = img->hmargin = XFASTINT (margin);
- else if (CONSP (margin) && INTEGERP (XCAR (margin))
- && INTEGERP (XCDR (margin)))
- {
- if (XINT (XCAR (margin)) > 0)
- img->hmargin = XFASTINT (XCAR (margin));
- if (XINT (XCDR (margin)) > 0)
- img->vmargin = XFASTINT (XCDR (margin));
- }
-
- relief = image_spec_value (spec, QCrelief, NULL);
- if (INTEGERP (relief))
- {
- img->relief = XINT (relief);
- img->hmargin += abs (img->relief);
- img->vmargin += abs (img->relief);
- }
-
- if (! img->background_valid)
- {
- bg = image_spec_value (img->spec, QCbackground, NULL);
- if (!NILP (bg))
- {
- img->background
- = x_alloc_image_color (f, img, bg,
- FRAME_BACKGROUND_PIXEL (f));
- img->background_valid = 1;
- }
- }
-
- /* Do image transformations and compute masks, unless we
- don't have the image yet. */
- if (!EQ (*img->type->type, Qpostscript))
- postprocess_image (f, img);
- }
-
- UNBLOCK_INPUT;
- xassert (!interrupt_input_blocked);
- }
-
- /* We're using IMG, so set its timestamp to `now'. */
- EMACS_GET_TIME (now);
- img->timestamp = EMACS_SECS (now);
-
- UNGCPRO;
-
- /* Value is the image id. */
- return img->id;
-}
-
-
-/* Cache image IMG in the image cache of frame F. */
-
-static void
-cache_image (f, img)
- struct frame *f;
- struct image *img;
-{
- struct image_cache *c = FRAME_X_IMAGE_CACHE (f);
- int i;
-
- /* Find a free slot in c->images. */
- for (i = 0; i < c->used; ++i)
- if (c->images[i] == NULL)
- break;
-
- /* If no free slot found, maybe enlarge c->images. */
- if (i == c->used && c->used == c->size)
- {
- c->size *= 2;
- c->images = (struct image **) xrealloc (c->images,
- c->size * sizeof *c->images);
- }
-
- /* Add IMG to c->images, and assign IMG an id. */
- c->images[i] = img;
- img->id = i;
- if (i == c->used)
- ++c->used;
-
- /* Add IMG to the cache's hash table. */
- i = img->hash % IMAGE_CACHE_BUCKETS_SIZE;
- img->next = c->buckets[i];
- if (img->next)
- img->next->prev = img;
- img->prev = NULL;
- c->buckets[i] = img;
-}
-
-
-/* Call FN on every image in the image cache of frame F. Used to mark
- Lisp Objects in the image cache. */
-
-void
-forall_images_in_image_cache (f, fn)
- struct frame *f;
- void (*fn) P_ ((struct image *img));
-{
- if (FRAME_LIVE_P (f) && FRAME_X_P (f))
- {
- struct image_cache *c = FRAME_X_IMAGE_CACHE (f);
- if (c)
- {
- int i;
- for (i = 0; i < c->used; ++i)
- if (c->images[i])
- fn (c->images[i]);
- }
- }
-}
-
-
-\f
-/***********************************************************************
- X support code
- ***********************************************************************/
-
-static int x_create_x_image_and_pixmap P_ ((struct frame *, int, int, int,
- XImage **, Pixmap *));
-static void x_destroy_x_image P_ ((XImage *));
-static void x_put_x_image P_ ((struct frame *, XImage *, Pixmap, int, int));
-
-
-/* Create an XImage and a pixmap of size WIDTH x HEIGHT for use on
- frame F. Set *XIMG and *PIXMAP to the XImage and Pixmap created.
- Set (*XIMG)->data to a raster of WIDTH x HEIGHT pixels allocated
- via xmalloc. Print error messages via image_error if an error
- occurs. Value is non-zero if successful. */
-
-static int
-x_create_x_image_and_pixmap (f, width, height, depth, ximg, pixmap)
- struct frame *f;
- int width, height, depth;
- XImage **ximg;
- Pixmap *pixmap;
-{
- Display *display = FRAME_X_DISPLAY (f);
- Screen *screen = FRAME_X_SCREEN (f);
- Window window = FRAME_X_WINDOW (f);
-
- xassert (interrupt_input_blocked);
-
- if (depth <= 0)
- depth = DefaultDepthOfScreen (screen);
- *ximg = XCreateImage (display, DefaultVisualOfScreen (screen),
- depth, ZPixmap, 0, NULL, width, height,
- depth > 16 ? 32 : depth > 8 ? 16 : 8, 0);
- if (*ximg == NULL)
- {
- image_error ("Unable to allocate X image", Qnil, Qnil);
- return 0;
- }
-
- /* Allocate image raster. */
- (*ximg)->data = (char *) xmalloc ((*ximg)->bytes_per_line * height);
-
- /* Allocate a pixmap of the same size. */
- *pixmap = XCreatePixmap (display, window, width, height, depth);
- if (*pixmap == None)
- {
- x_destroy_x_image (*ximg);
- *ximg = NULL;
- image_error ("Unable to create X pixmap", Qnil, Qnil);
- return 0;
- }
-
- return 1;
-}
-
-
-/* Destroy XImage XIMG. Free XIMG->data. */
-
-static void
-x_destroy_x_image (ximg)
- XImage *ximg;
-{
- xassert (interrupt_input_blocked);
- if (ximg)
- {
- xfree (ximg->data);
- ximg->data = NULL;
- XDestroyImage (ximg);
- }
-}
-
-
-/* Put XImage XIMG into pixmap PIXMAP on frame F. WIDTH and HEIGHT
- are width and height of both the image and pixmap. */
-
-static void
-x_put_x_image (f, ximg, pixmap, width, height)
- struct frame *f;
- XImage *ximg;
- Pixmap pixmap;
-{
- GC gc;
-
- xassert (interrupt_input_blocked);
- gc = XCreateGC (FRAME_X_DISPLAY (f), pixmap, 0, NULL);
- XPutImage (FRAME_X_DISPLAY (f), pixmap, gc, ximg, 0, 0, 0, 0, width, height);
- XFreeGC (FRAME_X_DISPLAY (f), gc);
-}
-
-
-\f
-/***********************************************************************
- File Handling
- ***********************************************************************/
-
-static Lisp_Object x_find_image_file P_ ((Lisp_Object));
-static char *slurp_file P_ ((char *, int *));
-
-
-/* Find image file FILE. Look in data-directory, then
- x-bitmap-file-path. Value is the full name of the file found, or
- nil if not found. */
-
-static Lisp_Object
-x_find_image_file (file)
- Lisp_Object file;
-{
- Lisp_Object file_found, search_path;
- struct gcpro gcpro1, gcpro2;
- int fd;
-
- file_found = Qnil;
- search_path = Fcons (Vdata_directory, Vx_bitmap_file_path);
- GCPRO2 (file_found, search_path);
-
- /* Try to find FILE in data-directory, then x-bitmap-file-path. */
- fd = openp (search_path, file, Qnil, &file_found, Qnil);
-
- if (fd == -1)
- file_found = Qnil;
- else
- close (fd);
-
- UNGCPRO;
- return file_found;
-}
-
-
-/* Read FILE into memory. Value is a pointer to a buffer allocated
- with xmalloc holding FILE's contents. Value is null if an error
- occurred. *SIZE is set to the size of the file. */
-
-static char *
-slurp_file (file, size)
- char *file;
- int *size;
-{
- FILE *fp = NULL;
- char *buf = NULL;
- struct stat st;
-
- if (stat (file, &st) == 0
- && (fp = fopen (file, "r")) != NULL
- && (buf = (char *) xmalloc (st.st_size),
- fread (buf, 1, st.st_size, fp) == st.st_size))
- {
- *size = st.st_size;
- fclose (fp);
- }
- else
- {
- if (fp)
- fclose (fp);
- if (buf)
- {
- xfree (buf);
- buf = NULL;
- }
- }
-
- return buf;
-}
-
-
-\f
-/***********************************************************************
- XBM images
- ***********************************************************************/
-
-static int xbm_scan P_ ((char **, char *, char *, int *));
-static int xbm_load P_ ((struct frame *f, struct image *img));
-static int xbm_load_image P_ ((struct frame *f, struct image *img,
- char *, char *));
-static int xbm_image_p P_ ((Lisp_Object object));
-static int xbm_read_bitmap_data P_ ((char *, char *, int *, int *,
- unsigned char **));
-static int xbm_file_p P_ ((Lisp_Object));
-
-
-/* Indices of image specification fields in xbm_format, below. */
-
-enum xbm_keyword_index
-{
- XBM_TYPE,
- XBM_FILE,
- XBM_WIDTH,
- XBM_HEIGHT,
- XBM_DATA,
- XBM_FOREGROUND,
- XBM_BACKGROUND,
- XBM_ASCENT,
- XBM_MARGIN,
- XBM_RELIEF,
- XBM_ALGORITHM,
- XBM_HEURISTIC_MASK,
- XBM_MASK,
- XBM_LAST
-};
-
-/* Vector of image_keyword structures describing the format
- of valid XBM image specifications. */
-
-static struct image_keyword xbm_format[XBM_LAST] =
-{
- {":type", IMAGE_SYMBOL_VALUE, 1},
- {":file", IMAGE_STRING_VALUE, 0},
- {":width", IMAGE_POSITIVE_INTEGER_VALUE, 0},
- {":height", IMAGE_POSITIVE_INTEGER_VALUE, 0},
- {":data", IMAGE_DONT_CHECK_VALUE_TYPE, 0},
- {":foreground", IMAGE_STRING_OR_NIL_VALUE, 0},
- {":background", IMAGE_STRING_OR_NIL_VALUE, 0},
- {":ascent", IMAGE_ASCENT_VALUE, 0},
- {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0},
- {":relief", IMAGE_INTEGER_VALUE, 0},
- {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE, 0},
- {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0},
- {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}
-};
-
-/* Structure describing the image type XBM. */
-
-static struct image_type xbm_type =
-{
- &Qxbm,
- xbm_image_p,
- xbm_load,
- x_clear_image,
- NULL
-};
-
-/* Tokens returned from xbm_scan. */
-
-enum xbm_token
-{
- XBM_TK_IDENT = 256,
- XBM_TK_NUMBER
-};
-
-
-/* Return non-zero if OBJECT is a valid XBM-type image specification.
- A valid specification is a list starting with the symbol `image'
- The rest of the list is a property list which must contain an
- entry `:type xbm..
-
- If the specification specifies a file to load, it must contain
- an entry `:file FILENAME' where FILENAME is a string.
-
- If the specification is for a bitmap loaded from memory it must
- contain `:width WIDTH', `:height HEIGHT', and `:data DATA', where
- WIDTH and HEIGHT are integers > 0. DATA may be:
-
- 1. a string large enough to hold the bitmap data, i.e. it must
- have a size >= (WIDTH + 7) / 8 * HEIGHT
-
- 2. a bool-vector of size >= WIDTH * HEIGHT
-
- 3. a vector of strings or bool-vectors, one for each line of the
- bitmap.
-
- 4. A string containing an in-memory XBM file. WIDTH and HEIGHT
- may not be specified in this case because they are defined in the
- XBM file.
-
- Both the file and data forms may contain the additional entries
- `:background COLOR' and `:foreground COLOR'. If not present,
- foreground and background of the frame on which the image is
- displayed is used. */
-
-static int
-xbm_image_p (object)
- Lisp_Object object;
-{
- struct image_keyword kw[XBM_LAST];
-
- bcopy (xbm_format, kw, sizeof kw);
- if (!parse_image_spec (object, kw, XBM_LAST, Qxbm))
- return 0;
-
- xassert (EQ (kw[XBM_TYPE].value, Qxbm));
-
- if (kw[XBM_FILE].count)
- {
- if (kw[XBM_WIDTH].count || kw[XBM_HEIGHT].count || kw[XBM_DATA].count)
- return 0;
- }
- else if (kw[XBM_DATA].count && xbm_file_p (kw[XBM_DATA].value))
- {
- /* In-memory XBM file. */
- if (kw[XBM_WIDTH].count || kw[XBM_HEIGHT].count || kw[XBM_FILE].count)
- return 0;
- }
- else
- {
- Lisp_Object data;
- int width, height;
-
- /* Entries for `:width', `:height' and `:data' must be present. */
- if (!kw[XBM_WIDTH].count
- || !kw[XBM_HEIGHT].count
- || !kw[XBM_DATA].count)
- return 0;
-
- data = kw[XBM_DATA].value;
- width = XFASTINT (kw[XBM_WIDTH].value);
- height = XFASTINT (kw[XBM_HEIGHT].value);
-
- /* Check type of data, and width and height against contents of
- data. */
- if (VECTORP (data))
- {
- int i;
-
- /* Number of elements of the vector must be >= height. */
- if (XVECTOR (data)->size < height)
- return 0;
-
- /* Each string or bool-vector in data must be large enough
- for one line of the image. */
- for (i = 0; i < height; ++i)
- {
- Lisp_Object elt = XVECTOR (data)->contents[i];
-
- if (STRINGP (elt))
- {
- if (SCHARS (elt)
- < (width + BITS_PER_CHAR - 1) / BITS_PER_CHAR)
- return 0;
- }
- else if (BOOL_VECTOR_P (elt))
- {
- if (XBOOL_VECTOR (elt)->size < width)
- return 0;
- }
- else
- return 0;
- }
- }
- else if (STRINGP (data))
- {
- if (SCHARS (data)
- < (width + BITS_PER_CHAR - 1) / BITS_PER_CHAR * height)
- return 0;
- }
- else if (BOOL_VECTOR_P (data))
- {
- if (XBOOL_VECTOR (data)->size < width * height)
- return 0;
- }
- else
- return 0;
- }
-
- return 1;
-}
-
-
-/* Scan a bitmap file. FP is the stream to read from. Value is
- either an enumerator from enum xbm_token, or a character for a
- single-character token, or 0 at end of file. If scanning an
- identifier, store the lexeme of the identifier in SVAL. If
- scanning a number, store its value in *IVAL. */
-
-static int
-xbm_scan (s, end, sval, ival)
- char **s, *end;
- char *sval;
- int *ival;
-{
- int c;
-
- loop:
-
- /* Skip white space. */
- while (*s < end && (c = *(*s)++, isspace (c)))
- ;
-
- if (*s >= end)
- c = 0;
- else if (isdigit (c))
- {
- int value = 0, digit;
-
- if (c == '0' && *s < end)
- {
- c = *(*s)++;
- if (c == 'x' || c == 'X')
- {
- while (*s < end)
- {
- c = *(*s)++;
- if (isdigit (c))
- digit = c - '0';
- else if (c >= 'a' && c <= 'f')
- digit = c - 'a' + 10;
- else if (c >= 'A' && c <= 'F')
- digit = c - 'A' + 10;
- else
- break;
- value = 16 * value + digit;
- }
- }
- else if (isdigit (c))
- {
- value = c - '0';
- while (*s < end
- && (c = *(*s)++, isdigit (c)))
- value = 8 * value + c - '0';
- }
- }
- else
- {
- value = c - '0';
- while (*s < end
- && (c = *(*s)++, isdigit (c)))
- value = 10 * value + c - '0';
- }
-
- if (*s < end)
- *s = *s - 1;
- *ival = value;
- c = XBM_TK_NUMBER;
- }
- else if (isalpha (c) || c == '_')
- {
- *sval++ = c;
- while (*s < end
- && (c = *(*s)++, (isalnum (c) || c == '_')))
- *sval++ = c;
- *sval = 0;
- if (*s < end)
- *s = *s - 1;
- c = XBM_TK_IDENT;
- }
- else if (c == '/' && **s == '*')
- {
- /* C-style comment. */
- ++*s;
- while (**s && (**s != '*' || *(*s + 1) != '/'))
- ++*s;
- if (**s)
- {
- *s += 2;
- goto loop;
- }
- }
-
- return c;
-}
-
-
-/* Replacement for XReadBitmapFileData which isn't available under old
- X versions. CONTENTS is a pointer to a buffer to parse; END is the
- buffer's end. Set *WIDTH and *HEIGHT to the width and height of
- the image. Return in *DATA the bitmap data allocated with xmalloc.
- Value is non-zero if successful. DATA null means just test if
- CONTENTS looks like an in-memory XBM file. */
-
-static int
-xbm_read_bitmap_data (contents, end, width, height, data)
- char *contents, *end;
- int *width, *height;
- unsigned char **data;
-{
- char *s = contents;
- char buffer[BUFSIZ];
- int padding_p = 0;
- int v10 = 0;
- int bytes_per_line, i, nbytes;
- unsigned char *p;
- int value;
- int LA1;
-
-#define match() \
- LA1 = xbm_scan (&s, end, buffer, &value)
-
-#define expect(TOKEN) \
- if (LA1 != (TOKEN)) \
- goto failure; \
- else \
- match ()
-
-#define expect_ident(IDENT) \
- if (LA1 == XBM_TK_IDENT && strcmp (buffer, (IDENT)) == 0) \
- match (); \
- else \
- goto failure
-
- *width = *height = -1;
- if (data)
- *data = NULL;
- LA1 = xbm_scan (&s, end, buffer, &value);
-
- /* Parse defines for width, height and hot-spots. */
- while (LA1 == '#')
- {
- match ();
- expect_ident ("define");
- expect (XBM_TK_IDENT);
-
- if (LA1 == XBM_TK_NUMBER);
- {
- char *p = strrchr (buffer, '_');
- p = p ? p + 1 : buffer;
- if (strcmp (p, "width") == 0)
- *width = value;
- else if (strcmp (p, "height") == 0)
- *height = value;
- }
- expect (XBM_TK_NUMBER);
- }
-
- if (*width < 0 || *height < 0)
- goto failure;
- else if (data == NULL)
- goto success;
-
- /* Parse bits. Must start with `static'. */
- expect_ident ("static");
- if (LA1 == XBM_TK_IDENT)
- {
- if (strcmp (buffer, "unsigned") == 0)
- {
- match ();
- expect_ident ("char");
- }
- else if (strcmp (buffer, "short") == 0)
- {
- match ();
- v10 = 1;
- if (*width % 16 && *width % 16 < 9)
- padding_p = 1;
- }
- else if (strcmp (buffer, "char") == 0)
- match ();
- else
- goto failure;
- }
- else
- goto failure;
-
- expect (XBM_TK_IDENT);
- expect ('[');
- expect (']');
- expect ('=');
- expect ('{');
-
- bytes_per_line = (*width + 7) / 8 + padding_p;
- nbytes = bytes_per_line * *height;
- p = *data = (char *) xmalloc (nbytes);
-
- if (v10)
- {
- for (i = 0; i < nbytes; i += 2)
- {
- int val = value;
- expect (XBM_TK_NUMBER);
-
- *p++ = val;
- if (!padding_p || ((i + 2) % bytes_per_line))
- *p++ = value >> 8;
-
- if (LA1 == ',' || LA1 == '}')
- match ();
- else
- goto failure;
- }
- }
- else
- {
- for (i = 0; i < nbytes; ++i)
- {
- int val = value;
- expect (XBM_TK_NUMBER);
-
- *p++ = val;
-
- if (LA1 == ',' || LA1 == '}')
- match ();
- else
- goto failure;
- }
- }
-
- success:
- return 1;
-
- failure:
-
- if (data && *data)
- {
- xfree (*data);
- *data = NULL;
- }
- return 0;
-
-#undef match
-#undef expect
-#undef expect_ident
-}
-
-
-/* Load XBM image IMG which will be displayed on frame F from buffer
- CONTENTS. END is the end of the buffer. Value is non-zero if
- successful. */
-
-static int
-xbm_load_image (f, img, contents, end)
- struct frame *f;
- struct image *img;
- char *contents, *end;
-{
- int rc;
- unsigned char *data;
- int success_p = 0;
-
- rc = xbm_read_bitmap_data (contents, end, &img->width, &img->height, &data);
- if (rc)
- {
- int depth = DefaultDepthOfScreen (FRAME_X_SCREEN (f));
- unsigned long foreground = FRAME_FOREGROUND_PIXEL (f);
- unsigned long background = FRAME_BACKGROUND_PIXEL (f);
- Lisp_Object value;
-
- xassert (img->width > 0 && img->height > 0);
-
- /* Get foreground and background colors, maybe allocate colors. */
- value = image_spec_value (img->spec, QCforeground, NULL);
- if (!NILP (value))
- foreground = x_alloc_image_color (f, img, value, foreground);
- value = image_spec_value (img->spec, QCbackground, NULL);
- if (!NILP (value))
- {
- background = x_alloc_image_color (f, img, value, background);
- img->background = background;
- img->background_valid = 1;
- }
-
- img->pixmap
- = XCreatePixmapFromBitmapData (FRAME_X_DISPLAY (f),
- FRAME_X_WINDOW (f),
- data,
- img->width, img->height,
- foreground, background,
- depth);
- xfree (data);
-
- if (img->pixmap == None)
- {
- x_clear_image (f, img);
- image_error ("Unable to create X pixmap for `%s'", img->spec, Qnil);
- }
- else
- success_p = 1;
- }
- else
- image_error ("Error loading XBM image `%s'", img->spec, Qnil);
-
- return success_p;
-}
-
-
-/* Value is non-zero if DATA looks like an in-memory XBM file. */
-
-static int
-xbm_file_p (data)
- Lisp_Object data;
-{
- int w, h;
- return (STRINGP (data)
- && xbm_read_bitmap_data (SDATA (data),
- (SDATA (data)
- + SBYTES (data)),
- &w, &h, NULL));
-}
-
-
-/* Fill image IMG which is used on frame F with pixmap data. Value is
- non-zero if successful. */
-
-static int
-xbm_load (f, img)
- struct frame *f;
- struct image *img;
-{
- int success_p = 0;
- Lisp_Object file_name;
-
- xassert (xbm_image_p (img->spec));
-
- /* If IMG->spec specifies a file name, create a non-file spec from it. */
- file_name = image_spec_value (img->spec, QCfile, NULL);
- if (STRINGP (file_name))
- {
- Lisp_Object file;
- char *contents;
- int size;
- struct gcpro gcpro1;
-
- file = x_find_image_file (file_name);
- GCPRO1 (file);
- if (!STRINGP (file))
- {
- image_error ("Cannot find image file `%s'", file_name, Qnil);
- UNGCPRO;
- return 0;
- }
-
- contents = slurp_file (SDATA (file), &size);
- if (contents == NULL)
- {
- image_error ("Error loading XBM image `%s'", img->spec, Qnil);
- UNGCPRO;
- return 0;
- }
-
- success_p = xbm_load_image (f, img, contents, contents + size);
- UNGCPRO;
- }
- else
- {
- struct image_keyword fmt[XBM_LAST];
- Lisp_Object data;
- int depth;
- unsigned long foreground = FRAME_FOREGROUND_PIXEL (f);
- unsigned long background = FRAME_BACKGROUND_PIXEL (f);
- char *bits;
- int parsed_p;
- int in_memory_file_p = 0;
-
- /* See if data looks like an in-memory XBM file. */
- data = image_spec_value (img->spec, QCdata, NULL);
- in_memory_file_p = xbm_file_p (data);
-
- /* Parse the image specification. */
- bcopy (xbm_format, fmt, sizeof fmt);
- parsed_p = parse_image_spec (img->spec, fmt, XBM_LAST, Qxbm);
- xassert (parsed_p);
-
- /* Get specified width, and height. */
- if (!in_memory_file_p)
- {
- img->width = XFASTINT (fmt[XBM_WIDTH].value);
- img->height = XFASTINT (fmt[XBM_HEIGHT].value);
- xassert (img->width > 0 && img->height > 0);
- }
-
- /* Get foreground and background colors, maybe allocate colors. */
- if (fmt[XBM_FOREGROUND].count
- && STRINGP (fmt[XBM_FOREGROUND].value))
- foreground = x_alloc_image_color (f, img, fmt[XBM_FOREGROUND].value,
- foreground);
- if (fmt[XBM_BACKGROUND].count
- && STRINGP (fmt[XBM_BACKGROUND].value))
- background = x_alloc_image_color (f, img, fmt[XBM_BACKGROUND].value,
- background);
-
- if (in_memory_file_p)
- success_p = xbm_load_image (f, img, SDATA (data),
- (SDATA (data)
- + SBYTES (data)));
- else
- {
- if (VECTORP (data))
- {
- int i;
- char *p;
- int nbytes = (img->width + BITS_PER_CHAR - 1) / BITS_PER_CHAR;
-
- p = bits = (char *) alloca (nbytes * img->height);
- for (i = 0; i < img->height; ++i, p += nbytes)
- {
- Lisp_Object line = XVECTOR (data)->contents[i];
- if (STRINGP (line))
- bcopy (SDATA (line), p, nbytes);
- else
- bcopy (XBOOL_VECTOR (line)->data, p, nbytes);
- }
- }
- else if (STRINGP (data))
- bits = SDATA (data);
- else
- bits = XBOOL_VECTOR (data)->data;
-
- /* Create the pixmap. */
- depth = DefaultDepthOfScreen (FRAME_X_SCREEN (f));
- img->pixmap
- = XCreatePixmapFromBitmapData (FRAME_X_DISPLAY (f),
- FRAME_X_WINDOW (f),
- bits,
- img->width, img->height,
- foreground, background,
- depth);
- if (img->pixmap)
- success_p = 1;
- else
- {
- image_error ("Unable to create pixmap for XBM image `%s'",
- img->spec, Qnil);
- x_clear_image (f, img);
- }
- }
- }
-
- return success_p;
-}
-
-
-\f
-/***********************************************************************
- XPM images
- ***********************************************************************/
-
-#if HAVE_XPM
-
-static int xpm_image_p P_ ((Lisp_Object object));
-static int xpm_load P_ ((struct frame *f, struct image *img));
-static int xpm_valid_color_symbols_p P_ ((Lisp_Object));
-
-#include "X11/xpm.h"
-
-/* The symbol `xpm' identifying XPM-format images. */
-
-Lisp_Object Qxpm;
-
-/* Indices of image specification fields in xpm_format, below. */
-
-enum xpm_keyword_index
-{
- XPM_TYPE,
- XPM_FILE,
- XPM_DATA,
- XPM_ASCENT,
- XPM_MARGIN,
- XPM_RELIEF,
- XPM_ALGORITHM,
- XPM_HEURISTIC_MASK,
- XPM_MASK,
- XPM_COLOR_SYMBOLS,
- XPM_BACKGROUND,
- XPM_LAST
-};
-
-/* Vector of image_keyword structures describing the format
- of valid XPM image specifications. */
-
-static struct image_keyword xpm_format[XPM_LAST] =
-{
- {":type", IMAGE_SYMBOL_VALUE, 1},
- {":file", IMAGE_STRING_VALUE, 0},
- {":data", IMAGE_STRING_VALUE, 0},
- {":ascent", IMAGE_ASCENT_VALUE, 0},
- {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0},
- {":relief", IMAGE_INTEGER_VALUE, 0},
- {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE, 0},
- {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0},
- {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0},
- {":color-symbols", IMAGE_DONT_CHECK_VALUE_TYPE, 0},
- {":background", IMAGE_STRING_OR_NIL_VALUE, 0}
-};
-
-/* Structure describing the image type XBM. */
-
-static struct image_type xpm_type =
-{
- &Qxpm,
- xpm_image_p,
- xpm_load,
- x_clear_image,
- NULL
-};
-
-
-/* Define ALLOC_XPM_COLORS if we can use Emacs' own color allocation
- functions for allocating image colors. Our own functions handle
- color allocation failures more gracefully than the ones on the XPM
- lib. */
-
-#if defined XpmAllocColor && defined XpmFreeColors && defined XpmColorClosure
-#define ALLOC_XPM_COLORS
-#endif
-
-#ifdef ALLOC_XPM_COLORS
-
-static void xpm_init_color_cache P_ ((struct frame *, XpmAttributes *));
-static void xpm_free_color_cache P_ ((void));
-static int xpm_lookup_color P_ ((struct frame *, char *, XColor *));
-static int xpm_color_bucket P_ ((char *));
-static struct xpm_cached_color *xpm_cache_color P_ ((struct frame *, char *,
- XColor *, int));
-
-/* An entry in a hash table used to cache color definitions of named
- colors. This cache is necessary to speed up XPM image loading in
- case we do color allocations ourselves. Without it, we would need
- a call to XParseColor per pixel in the image. */
-
-struct xpm_cached_color
-{
- /* Next in collision chain. */
- struct xpm_cached_color *next;
-
- /* Color definition (RGB and pixel color). */
- XColor color;
-
- /* Color name. */
- char name[1];
-};
-
-/* The hash table used for the color cache, and its bucket vector
- size. */
-
-#define XPM_COLOR_CACHE_BUCKETS 1001
-struct xpm_cached_color **xpm_color_cache;
-
-/* Initialize the color cache. */
-
-static void
-xpm_init_color_cache (f, attrs)
- struct frame *f;
- XpmAttributes *attrs;
-{
- size_t nbytes = XPM_COLOR_CACHE_BUCKETS * sizeof *xpm_color_cache;
- xpm_color_cache = (struct xpm_cached_color **) xmalloc (nbytes);
- memset (xpm_color_cache, 0, nbytes);
- init_color_table ();
-
- if (attrs->valuemask & XpmColorSymbols)
- {
- int i;
- XColor color;
-
- for (i = 0; i < attrs->numsymbols; ++i)
- if (XParseColor (FRAME_X_DISPLAY (f), FRAME_X_COLORMAP (f),
- attrs->colorsymbols[i].value, &color))
- {
- color.pixel = lookup_rgb_color (f, color.red, color.green,
- color.blue);
- xpm_cache_color (f, attrs->colorsymbols[i].name, &color, -1);
- }
- }
-}
-
-
-/* Free the color cache. */
-
-static void
-xpm_free_color_cache ()
-{
- struct xpm_cached_color *p, *next;
- int i;
-
- for (i = 0; i < XPM_COLOR_CACHE_BUCKETS; ++i)
- for (p = xpm_color_cache[i]; p; p = next)
- {
- next = p->next;
- xfree (p);
- }
-
- xfree (xpm_color_cache);
- xpm_color_cache = NULL;
- free_color_table ();
-}
-
-
-/* Return the bucket index for color named COLOR_NAME in the color
- cache. */
-
-static int
-xpm_color_bucket (color_name)
- char *color_name;
-{
- unsigned h = 0;
- char *s;
-
- for (s = color_name; *s; ++s)
- h = (h << 2) ^ *s;
- return h %= XPM_COLOR_CACHE_BUCKETS;
-}
-
-
-/* On frame F, cache values COLOR for color with name COLOR_NAME.
- BUCKET, if >= 0, is a precomputed bucket index. Value is the cache
- entry added. */
-
-static struct xpm_cached_color *
-xpm_cache_color (f, color_name, color, bucket)
- struct frame *f;
- char *color_name;
- XColor *color;
- int bucket;
-{
- size_t nbytes;
- struct xpm_cached_color *p;
-
- if (bucket < 0)
- bucket = xpm_color_bucket (color_name);
-
- nbytes = sizeof *p + strlen (color_name);
- p = (struct xpm_cached_color *) xmalloc (nbytes);
- strcpy (p->name, color_name);
- p->color = *color;
- p->next = xpm_color_cache[bucket];
- xpm_color_cache[bucket] = p;
- return p;
-}
-
-
-/* Look up color COLOR_NAME for frame F in the color cache. If found,
- return the cached definition in *COLOR. Otherwise, make a new
- entry in the cache and allocate the color. Value is zero if color
- allocation failed. */
-
-static int
-xpm_lookup_color (f, color_name, color)
- struct frame *f;
- char *color_name;
- XColor *color;
-{
- struct xpm_cached_color *p;
- int h = xpm_color_bucket (color_name);
-
- for (p = xpm_color_cache[h]; p; p = p->next)
- if (strcmp (p->name, color_name) == 0)
- break;
-
- if (p != NULL)
- *color = p->color;
- else if (XParseColor (FRAME_X_DISPLAY (f), FRAME_X_COLORMAP (f),
- color_name, color))
- {
- color->pixel = lookup_rgb_color (f, color->red, color->green,
- color->blue);
- p = xpm_cache_color (f, color_name, color, h);
- }
-
- return p != NULL;
-}
-
-
-/* Callback for allocating color COLOR_NAME. Called from the XPM lib.
- CLOSURE is a pointer to the frame on which we allocate the
- color. Return in *COLOR the allocated color. Value is non-zero
- if successful. */
-
-static int
-xpm_alloc_color (dpy, cmap, color_name, color, closure)
- Display *dpy;
- Colormap cmap;
- char *color_name;
- XColor *color;
- void *closure;
-{
- return xpm_lookup_color ((struct frame *) closure, color_name, color);
-}
-
-
-/* Callback for freeing NPIXELS colors contained in PIXELS. CLOSURE
- is a pointer to the frame on which we allocate the color. Value is
- non-zero if successful. */
-
-static int
-xpm_free_colors (dpy, cmap, pixels, npixels, closure)
- Display *dpy;
- Colormap cmap;
- Pixel *pixels;
- int npixels;
- void *closure;
-{
- return 1;
-}
-
-#endif /* ALLOC_XPM_COLORS */
-
-
-/* Value is non-zero if COLOR_SYMBOLS is a valid color symbols list
- for XPM images. Such a list must consist of conses whose car and
- cdr are strings. */
-
-static int
-xpm_valid_color_symbols_p (color_symbols)
- Lisp_Object color_symbols;
-{
- while (CONSP (color_symbols))
- {
- Lisp_Object sym = XCAR (color_symbols);
- if (!CONSP (sym)
- || !STRINGP (XCAR (sym))
- || !STRINGP (XCDR (sym)))
- break;
- color_symbols = XCDR (color_symbols);
- }
-
- return NILP (color_symbols);
-}
-
-
-/* Value is non-zero if OBJECT is a valid XPM image specification. */
-
-static int
-xpm_image_p (object)
- Lisp_Object object;
-{
- struct image_keyword fmt[XPM_LAST];
- bcopy (xpm_format, fmt, sizeof fmt);
- return (parse_image_spec (object, fmt, XPM_LAST, Qxpm)
- /* Either `:file' or `:data' must be present. */
- && fmt[XPM_FILE].count + fmt[XPM_DATA].count == 1
- /* Either no `:color-symbols' or it's a list of conses
- whose car and cdr are strings. */
- && (fmt[XPM_COLOR_SYMBOLS].count == 0
- || xpm_valid_color_symbols_p (fmt[XPM_COLOR_SYMBOLS].value)));
-}
-
-
-/* Load image IMG which will be displayed on frame F. Value is
- non-zero if successful. */
-
-static int
-xpm_load (f, img)
- struct frame *f;
- struct image *img;
-{
- int rc;
- XpmAttributes attrs;
- Lisp_Object specified_file, color_symbols;
-
- /* Configure the XPM lib. Use the visual of frame F. Allocate
- close colors. Return colors allocated. */
- bzero (&attrs, sizeof attrs);
- attrs.visual = FRAME_X_VISUAL (f);
- attrs.colormap = FRAME_X_COLORMAP (f);
- attrs.valuemask |= XpmVisual;
- attrs.valuemask |= XpmColormap;
-
-#ifdef ALLOC_XPM_COLORS
- /* Allocate colors with our own functions which handle
- failing color allocation more gracefully. */
- attrs.color_closure = f;
- attrs.alloc_color = xpm_alloc_color;
- attrs.free_colors = xpm_free_colors;
- attrs.valuemask |= XpmAllocColor | XpmFreeColors | XpmColorClosure;
-#else /* not ALLOC_XPM_COLORS */
- /* Let the XPM lib allocate colors. */
- attrs.valuemask |= XpmReturnAllocPixels;
-#ifdef XpmAllocCloseColors
- attrs.alloc_close_colors = 1;
- attrs.valuemask |= XpmAllocCloseColors;
-#else /* not XpmAllocCloseColors */
- attrs.closeness = 600;
- attrs.valuemask |= XpmCloseness;
-#endif /* not XpmAllocCloseColors */
-#endif /* ALLOC_XPM_COLORS */
-
- /* If image specification contains symbolic color definitions, add
- these to `attrs'. */
- color_symbols = image_spec_value (img->spec, QCcolor_symbols, NULL);
- if (CONSP (color_symbols))
- {
- Lisp_Object tail;
- XpmColorSymbol *xpm_syms;
- int i, size;
-
- attrs.valuemask |= XpmColorSymbols;
-
- /* Count number of symbols. */
- attrs.numsymbols = 0;
- for (tail = color_symbols; CONSP (tail); tail = XCDR (tail))
- ++attrs.numsymbols;
-
- /* Allocate an XpmColorSymbol array. */
- size = attrs.numsymbols * sizeof *xpm_syms;
- xpm_syms = (XpmColorSymbol *) alloca (size);
- bzero (xpm_syms, size);
- attrs.colorsymbols = xpm_syms;
-
- /* Fill the color symbol array. */
- for (tail = color_symbols, i = 0;
- CONSP (tail);
- ++i, tail = XCDR (tail))
- {
- Lisp_Object name = XCAR (XCAR (tail));
- Lisp_Object color = XCDR (XCAR (tail));
- xpm_syms[i].name = (char *) alloca (SCHARS (name) + 1);
- strcpy (xpm_syms[i].name, SDATA (name));
- xpm_syms[i].value = (char *) alloca (SCHARS (color) + 1);
- strcpy (xpm_syms[i].value, SDATA (color));
- }
- }
-
- /* Create a pixmap for the image, either from a file, or from a
- string buffer containing data in the same format as an XPM file. */
-#ifdef ALLOC_XPM_COLORS
- xpm_init_color_cache (f, &attrs);
-#endif
-
- specified_file = image_spec_value (img->spec, QCfile, NULL);
- if (STRINGP (specified_file))
- {
- Lisp_Object file = x_find_image_file (specified_file);
- if (!STRINGP (file))
- {
- image_error ("Cannot find image file `%s'", specified_file, Qnil);
- return 0;
- }
-
- rc = XpmReadFileToPixmap (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f),
- SDATA (file), &img->pixmap, &img->mask,
- &attrs);
- }
- else
- {
- Lisp_Object buffer = image_spec_value (img->spec, QCdata, NULL);
- rc = XpmCreatePixmapFromBuffer (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f),
- SDATA (buffer),
- &img->pixmap, &img->mask,
- &attrs);
- }
-
- if (rc == XpmSuccess)
- {
-#ifdef ALLOC_XPM_COLORS
- img->colors = colors_in_color_table (&img->ncolors);
-#else /* not ALLOC_XPM_COLORS */
- int i;
-
- img->ncolors = attrs.nalloc_pixels;
- img->colors = (unsigned long *) xmalloc (img->ncolors
- * sizeof *img->colors);
- for (i = 0; i < attrs.nalloc_pixels; ++i)
- {
- img->colors[i] = attrs.alloc_pixels[i];
-#ifdef DEBUG_X_COLORS
- register_color (img->colors[i]);
-#endif
- }
-#endif /* not ALLOC_XPM_COLORS */
-
- img->width = attrs.width;
- img->height = attrs.height;
- xassert (img->width > 0 && img->height > 0);
-
- /* The call to XpmFreeAttributes below frees attrs.alloc_pixels. */
- XpmFreeAttributes (&attrs);
- }
- else
- {
- switch (rc)
- {
- case XpmOpenFailed:
- image_error ("Error opening XPM file (%s)", img->spec, Qnil);
- break;
-
- case XpmFileInvalid:
- image_error ("Invalid XPM file (%s)", img->spec, Qnil);
- break;
-
- case XpmNoMemory:
- image_error ("Out of memory (%s)", img->spec, Qnil);
- break;
-
- case XpmColorFailed:
- image_error ("Color allocation error (%s)", img->spec, Qnil);
- break;
-
- default:
- image_error ("Unknown error (%s)", img->spec, Qnil);
- break;
- }
- }
-
-#ifdef ALLOC_XPM_COLORS
- xpm_free_color_cache ();
-#endif
- return rc == XpmSuccess;
-}
-
-#endif /* HAVE_XPM != 0 */
-
-\f
-/***********************************************************************
- Color table
- ***********************************************************************/
-
-/* An entry in the color table mapping an RGB color to a pixel color. */
-
-struct ct_color
-{
- int r, g, b;
- unsigned long pixel;
-
- /* Next in color table collision list. */
- struct ct_color *next;
-};
-
-/* The bucket vector size to use. Must be prime. */
-
-#define CT_SIZE 101
-
-/* Value is a hash of the RGB color given by R, G, and B. */
-
-#define CT_HASH_RGB(R, G, B) (((R) << 16) ^ ((G) << 8) ^ (B))
-
-/* The color hash table. */
-
-struct ct_color **ct_table;
-
-/* Number of entries in the color table. */
-
-int ct_colors_allocated;
-
-/* Initialize the color table. */
-
-static void
-init_color_table ()
-{
- int size = CT_SIZE * sizeof (*ct_table);
- ct_table = (struct ct_color **) xmalloc (size);
- bzero (ct_table, size);
- ct_colors_allocated = 0;
-}
-
-
-/* Free memory associated with the color table. */
-
-static void
-free_color_table ()
-{
- int i;
- struct ct_color *p, *next;
-
- for (i = 0; i < CT_SIZE; ++i)
- for (p = ct_table[i]; p; p = next)
- {
- next = p->next;
- xfree (p);
- }
-
- xfree (ct_table);
- ct_table = NULL;
-}
-
-
-/* Value is a pixel color for RGB color R, G, B on frame F. If an
- entry for that color already is in the color table, return the
- pixel color of that entry. Otherwise, allocate a new color for R,
- G, B, and make an entry in the color table. */
-
-static unsigned long
-lookup_rgb_color (f, r, g, b)
- struct frame *f;
- int r, g, b;
-{
- unsigned hash = CT_HASH_RGB (r, g, b);
- int i = hash % CT_SIZE;
- struct ct_color *p;
-
- for (p = ct_table[i]; p; p = p->next)
- if (p->r == r && p->g == g && p->b == b)
- break;
-
- if (p == NULL)
- {
- XColor color;
- Colormap cmap;
- int rc;
-
- color.red = r;
- color.green = g;
- color.blue = b;
-
- cmap = FRAME_X_COLORMAP (f);
- rc = x_alloc_nearest_color (f, cmap, &color);
-
- if (rc)
- {
- ++ct_colors_allocated;
-
- p = (struct ct_color *) xmalloc (sizeof *p);
- p->r = r;
- p->g = g;
- p->b = b;
- p->pixel = color.pixel;
- p->next = ct_table[i];
- ct_table[i] = p;
- }
- else
- return FRAME_FOREGROUND_PIXEL (f);
- }
-
- return p->pixel;
-}
-
-
-/* Look up pixel color PIXEL which is used on frame F in the color
- table. If not already present, allocate it. Value is PIXEL. */
-
-static unsigned long
-lookup_pixel_color (f, pixel)
- struct frame *f;
- unsigned long pixel;
-{
- int i = pixel % CT_SIZE;
- struct ct_color *p;
-
- for (p = ct_table[i]; p; p = p->next)
- if (p->pixel == pixel)
- break;
-
- if (p == NULL)
- {
- XColor color;
- Colormap cmap;
- int rc;
-
- cmap = FRAME_X_COLORMAP (f);
- color.pixel = pixel;
- x_query_color (f, &color);
- rc = x_alloc_nearest_color (f, cmap, &color);
-
- if (rc)
- {
- ++ct_colors_allocated;
-
- p = (struct ct_color *) xmalloc (sizeof *p);
- p->r = color.red;
- p->g = color.green;
- p->b = color.blue;
- p->pixel = pixel;
- p->next = ct_table[i];
- ct_table[i] = p;
- }
- else
- return FRAME_FOREGROUND_PIXEL (f);
- }
-
- return p->pixel;
-}
-
-
-/* Value is a vector of all pixel colors contained in the color table,
- allocated via xmalloc. Set *N to the number of colors. */
-
-static unsigned long *
-colors_in_color_table (n)
- int *n;
-{
- int i, j;
- struct ct_color *p;
- unsigned long *colors;
-
- if (ct_colors_allocated == 0)
- {
- *n = 0;
- colors = NULL;
- }
- else
- {
- colors = (unsigned long *) xmalloc (ct_colors_allocated
- * sizeof *colors);
- *n = ct_colors_allocated;
-
- for (i = j = 0; i < CT_SIZE; ++i)
- for (p = ct_table[i]; p; p = p->next)
- colors[j++] = p->pixel;
- }
-
- return colors;
-}
-
-
-\f
-/***********************************************************************
- Algorithms
- ***********************************************************************/
-
-static XColor *x_to_xcolors P_ ((struct frame *, struct image *, int));
-static void x_from_xcolors P_ ((struct frame *, struct image *, XColor *));
-static void x_detect_edges P_ ((struct frame *, struct image *, int[9], int));
-
-/* Non-zero means draw a cross on images having `:conversion
- disabled'. */
-
-int cross_disabled_images;
-
-/* Edge detection matrices for different edge-detection
- strategies. */
-
-static int emboss_matrix[9] = {
- /* x - 1 x x + 1 */
- 2, -1, 0, /* y - 1 */
- -1, 0, 1, /* y */
- 0, 1, -2 /* y + 1 */
-};
-
-static int laplace_matrix[9] = {
- /* x - 1 x x + 1 */
- 1, 0, 0, /* y - 1 */
- 0, 0, 0, /* y */
- 0, 0, -1 /* y + 1 */
-};
-
-/* Value is the intensity of the color whose red/green/blue values
- are R, G, and B. */
-
-#define COLOR_INTENSITY(R, G, B) ((2 * (R) + 3 * (G) + (B)) / 6)
-
-
-/* On frame F, return an array of XColor structures describing image
- IMG->pixmap. Each XColor structure has its pixel color set. RGB_P
- non-zero means also fill the red/green/blue members of the XColor
- structures. Value is a pointer to the array of XColors structures,
- allocated with xmalloc; it must be freed by the caller. */
-
-static XColor *
-x_to_xcolors (f, img, rgb_p)
- struct frame *f;
- struct image *img;
- int rgb_p;
-{
- int x, y;
- XColor *colors, *p;
- XImage *ximg;
-
- colors = (XColor *) xmalloc (img->width * img->height * sizeof *colors);
-
- /* Get the X image IMG->pixmap. */
- ximg = XGetImage (FRAME_X_DISPLAY (f), img->pixmap,
- 0, 0, img->width, img->height, ~0, ZPixmap);
-
- /* Fill the `pixel' members of the XColor array. I wished there
- were an easy and portable way to circumvent XGetPixel. */
- p = colors;
- for (y = 0; y < img->height; ++y)
- {
- XColor *row = p;
-
- for (x = 0; x < img->width; ++x, ++p)
- p->pixel = XGetPixel (ximg, x, y);
-
- if (rgb_p)
- x_query_colors (f, row, img->width);
- }
-
- XDestroyImage (ximg);
- return colors;
-}
-
-
-/* Create IMG->pixmap from an array COLORS of XColor structures, whose
- RGB members are set. F is the frame on which this all happens.
- COLORS will be freed; an existing IMG->pixmap will be freed, too. */
-
-static void
-x_from_xcolors (f, img, colors)
- struct frame *f;
- struct image *img;
- XColor *colors;
-{
- int x, y;
- XImage *oimg;
- Pixmap pixmap;
- XColor *p;
-
- init_color_table ();
-
- x_create_x_image_and_pixmap (f, img->width, img->height, 0,
- &oimg, &pixmap);
- p = colors;
- for (y = 0; y < img->height; ++y)
- for (x = 0; x < img->width; ++x, ++p)
- {
- unsigned long pixel;
- pixel = lookup_rgb_color (f, p->red, p->green, p->blue);
- XPutPixel (oimg, x, y, pixel);
- }
-
- xfree (colors);
- x_clear_image_1 (f, img, 1, 0, 1);
-
- x_put_x_image (f, oimg, pixmap, img->width, img->height);
- x_destroy_x_image (oimg);
- img->pixmap = pixmap;
- img->colors = colors_in_color_table (&img->ncolors);
- free_color_table ();
-}
-
-
-/* On frame F, perform edge-detection on image IMG.
-
- MATRIX is a nine-element array specifying the transformation
- matrix. See emboss_matrix for an example.
-
- COLOR_ADJUST is a color adjustment added to each pixel of the
- outgoing image. */
-
-static void
-x_detect_edges (f, img, matrix, color_adjust)
- struct frame *f;
- struct image *img;
- int matrix[9], color_adjust;
-{
- XColor *colors = x_to_xcolors (f, img, 1);
- XColor *new, *p;
- int x, y, i, sum;
-
- for (i = sum = 0; i < 9; ++i)
- sum += abs (matrix[i]);
-
-#define COLOR(A, X, Y) ((A) + (Y) * img->width + (X))
-
- new = (XColor *) xmalloc (img->width * img->height * sizeof *new);
-
- for (y = 0; y < img->height; ++y)
- {
- p = COLOR (new, 0, y);
- p->red = p->green = p->blue = 0xffff/2;
- p = COLOR (new, img->width - 1, y);
- p->red = p->green = p->blue = 0xffff/2;
- }
-
- for (x = 1; x < img->width - 1; ++x)
- {
- p = COLOR (new, x, 0);
- p->red = p->green = p->blue = 0xffff/2;
- p = COLOR (new, x, img->height - 1);
- p->red = p->green = p->blue = 0xffff/2;
- }
-
- for (y = 1; y < img->height - 1; ++y)
- {
- p = COLOR (new, 1, y);
-
- for (x = 1; x < img->width - 1; ++x, ++p)
- {
- int r, g, b, y1, x1;
-
- r = g = b = i = 0;
- for (y1 = y - 1; y1 < y + 2; ++y1)
- for (x1 = x - 1; x1 < x + 2; ++x1, ++i)
- if (matrix[i])
- {
- XColor *t = COLOR (colors, x1, y1);
- r += matrix[i] * t->red;
- g += matrix[i] * t->green;
- b += matrix[i] * t->blue;
- }
-
- r = (r / sum + color_adjust) & 0xffff;
- g = (g / sum + color_adjust) & 0xffff;
- b = (b / sum + color_adjust) & 0xffff;
- p->red = p->green = p->blue = COLOR_INTENSITY (r, g, b);
- }
- }
-
- xfree (colors);
- x_from_xcolors (f, img, new);
-
-#undef COLOR
-}
-
-
-/* Perform the pre-defined `emboss' edge-detection on image IMG
- on frame F. */
-
-static void
-x_emboss (f, img)
- struct frame *f;
- struct image *img;
-{
- x_detect_edges (f, img, emboss_matrix, 0xffff / 2);
-}
-
-
-/* Perform the pre-defined `laplace' edge-detection on image IMG
- on frame F. */
-
-static void
-x_laplace (f, img)
- struct frame *f;
- struct image *img;
-{
- x_detect_edges (f, img, laplace_matrix, 45000);
-}
-
-
-/* Perform edge-detection on image IMG on frame F, with specified
- transformation matrix MATRIX and color-adjustment COLOR_ADJUST.
-
- MATRIX must be either
-
- - a list of at least 9 numbers in row-major form
- - a vector of at least 9 numbers
-
- COLOR_ADJUST nil means use a default; otherwise it must be a
- number. */
-
-static void
-x_edge_detection (f, img, matrix, color_adjust)
- struct frame *f;
- struct image *img;
- Lisp_Object matrix, color_adjust;
-{
- int i = 0;
- int trans[9];
-
- if (CONSP (matrix))
- {
- for (i = 0;
- i < 9 && CONSP (matrix) && NUMBERP (XCAR (matrix));
- ++i, matrix = XCDR (matrix))
- trans[i] = XFLOATINT (XCAR (matrix));
- }
- else if (VECTORP (matrix) && ASIZE (matrix) >= 9)
- {
- for (i = 0; i < 9 && NUMBERP (AREF (matrix, i)); ++i)
- trans[i] = XFLOATINT (AREF (matrix, i));
- }
-
- if (NILP (color_adjust))
- color_adjust = make_number (0xffff / 2);
-
- if (i == 9 && NUMBERP (color_adjust))
- x_detect_edges (f, img, trans, (int) XFLOATINT (color_adjust));
-}
-
-
-/* Transform image IMG on frame F so that it looks disabled. */
-
-static void
-x_disable_image (f, img)
- struct frame *f;
- struct image *img;
-{
- struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f);
-
- if (dpyinfo->n_planes >= 2)
- {
- /* Color (or grayscale). Convert to gray, and equalize. Just
- drawing such images with a stipple can look very odd, so
- we're using this method instead. */
- XColor *colors = x_to_xcolors (f, img, 1);
- XColor *p, *end;
- const int h = 15000;
- const int l = 30000;
-
- for (p = colors, end = colors + img->width * img->height;
- p < end;
- ++p)
- {
- int i = COLOR_INTENSITY (p->red, p->green, p->blue);
- int i2 = (0xffff - h - l) * i / 0xffff + l;
- p->red = p->green = p->blue = i2;
- }
-
- x_from_xcolors (f, img, colors);
- }
-
- /* Draw a cross over the disabled image, if we must or if we
- should. */
- if (dpyinfo->n_planes < 2 || cross_disabled_images)
- {
- Display *dpy = FRAME_X_DISPLAY (f);
- GC gc;
-
- gc = XCreateGC (dpy, img->pixmap, 0, NULL);
- XSetForeground (dpy, gc, BLACK_PIX_DEFAULT (f));
- XDrawLine (dpy, img->pixmap, gc, 0, 0,
- img->width - 1, img->height - 1);
- XDrawLine (dpy, img->pixmap, gc, 0, img->height - 1,
- img->width - 1, 0);
- XFreeGC (dpy, gc);
-
- if (img->mask)
- {
- gc = XCreateGC (dpy, img->mask, 0, NULL);
- XSetForeground (dpy, gc, WHITE_PIX_DEFAULT (f));
- XDrawLine (dpy, img->mask, gc, 0, 0,
- img->width - 1, img->height - 1);
- XDrawLine (dpy, img->mask, gc, 0, img->height - 1,
- img->width - 1, 0);
- XFreeGC (dpy, gc);
- }
- }
-}
-
-
-/* Build a mask for image IMG which is used on frame F. FILE is the
- name of an image file, for error messages. HOW determines how to
- determine the background color of IMG. If it is a list '(R G B)',
- with R, G, and B being integers >= 0, take that as the color of the
- background. Otherwise, determine the background color of IMG
- heuristically. Value is non-zero if successful. */
-
-static int
-x_build_heuristic_mask (f, img, how)
- struct frame *f;
- struct image *img;
- Lisp_Object how;
-{
- Display *dpy = FRAME_X_DISPLAY (f);
- XImage *ximg, *mask_img;
- int x, y, rc, use_img_background;
- unsigned long bg = 0;
-
- if (img->mask)
- {
- XFreePixmap (FRAME_X_DISPLAY (f), img->mask);
- img->mask = None;
- img->background_transparent_valid = 0;
- }
-
- /* Create an image and pixmap serving as mask. */
- rc = x_create_x_image_and_pixmap (f, img->width, img->height, 1,
- &mask_img, &img->mask);
- if (!rc)
- return 0;
-
- /* Get the X image of IMG->pixmap. */
- ximg = XGetImage (dpy, img->pixmap, 0, 0, img->width, img->height,
- ~0, ZPixmap);
-
- /* Determine the background color of ximg. If HOW is `(R G B)'
- take that as color. Otherwise, use the image's background color. */
- use_img_background = 1;
-
- if (CONSP (how))
- {
- int rgb[3], i;
-
- for (i = 0; i < 3 && CONSP (how) && NATNUMP (XCAR (how)); ++i)
- {
- rgb[i] = XFASTINT (XCAR (how)) & 0xffff;
- how = XCDR (how);
- }
-
- if (i == 3 && NILP (how))
- {
- char color_name[30];
- sprintf (color_name, "#%04x%04x%04x", rgb[0], rgb[1], rgb[2]);
- bg = x_alloc_image_color (f, img, build_string (color_name), 0);
- use_img_background = 0;
- }
- }
-
- if (use_img_background)
- bg = four_corners_best (ximg, img->width, img->height);
-
- /* Set all bits in mask_img to 1 whose color in ximg is different
- from the background color bg. */
- for (y = 0; y < img->height; ++y)
- for (x = 0; x < img->width; ++x)
- XPutPixel (mask_img, x, y, XGetPixel (ximg, x, y) != bg);
-
- /* Fill in the background_transparent field while we have the mask handy. */
- image_background_transparent (img, f, mask_img);
-
- /* Put mask_img into img->mask. */
- x_put_x_image (f, mask_img, img->mask, img->width, img->height);
- x_destroy_x_image (mask_img);
- XDestroyImage (ximg);
-
- return 1;
-}
-
-
-\f
-/***********************************************************************
- PBM (mono, gray, color)
- ***********************************************************************/
-
-static int pbm_image_p P_ ((Lisp_Object object));
-static int pbm_load P_ ((struct frame *f, struct image *img));
-static int pbm_scan_number P_ ((unsigned char **, unsigned char *));
-
-/* The symbol `pbm' identifying images of this type. */
-
-Lisp_Object Qpbm;
-
-/* Indices of image specification fields in gs_format, below. */
-
-enum pbm_keyword_index
-{
- PBM_TYPE,
- PBM_FILE,
- PBM_DATA,
- PBM_ASCENT,
- PBM_MARGIN,
- PBM_RELIEF,
- PBM_ALGORITHM,
- PBM_HEURISTIC_MASK,
- PBM_MASK,
- PBM_FOREGROUND,
- PBM_BACKGROUND,
- PBM_LAST
-};
-
-/* Vector of image_keyword structures describing the format
- of valid user-defined image specifications. */
-
-static struct image_keyword pbm_format[PBM_LAST] =
-{
- {":type", IMAGE_SYMBOL_VALUE, 1},
- {":file", IMAGE_STRING_VALUE, 0},
- {":data", IMAGE_STRING_VALUE, 0},
- {":ascent", IMAGE_ASCENT_VALUE, 0},
- {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0},
- {":relief", IMAGE_INTEGER_VALUE, 0},
- {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE, 0},
- {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0},
- {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0},
- {":foreground", IMAGE_STRING_OR_NIL_VALUE, 0},
- {":background", IMAGE_STRING_OR_NIL_VALUE, 0}
-};
-
-/* Structure describing the image type `pbm'. */
-
-static struct image_type pbm_type =
-{
- &Qpbm,
- pbm_image_p,
- pbm_load,
- x_clear_image,
- NULL
-};
-
-
-/* Return non-zero if OBJECT is a valid PBM image specification. */
-
-static int
-pbm_image_p (object)
- Lisp_Object object;
-{
- struct image_keyword fmt[PBM_LAST];
-
- bcopy (pbm_format, fmt, sizeof fmt);
-
- if (!parse_image_spec (object, fmt, PBM_LAST, Qpbm))
- return 0;
-
- /* Must specify either :data or :file. */
- return fmt[PBM_DATA].count + fmt[PBM_FILE].count == 1;
-}
-
-
-/* Scan a decimal number from *S and return it. Advance *S while
- reading the number. END is the end of the string. Value is -1 at
- end of input. */
-
-static int
-pbm_scan_number (s, end)
- unsigned char **s, *end;
-{
- int c = 0, val = -1;
-
- while (*s < end)
- {
- /* Skip white-space. */
- while (*s < end && (c = *(*s)++, isspace (c)))
- ;
-
- if (c == '#')
- {
- /* Skip comment to end of line. */
- while (*s < end && (c = *(*s)++, c != '\n'))
- ;
- }
- else if (isdigit (c))
- {
- /* Read decimal number. */
- val = c - '0';
- while (*s < end && (c = *(*s)++, isdigit (c)))
- val = 10 * val + c - '0';
- break;
- }
- else
- break;
- }
-
- return val;
-}
-
-
-/* Load PBM image IMG for use on frame F. */
-
-static int
-pbm_load (f, img)
- struct frame *f;
- struct image *img;
-{
- int raw_p, x, y;
- int width, height, max_color_idx = 0;
- XImage *ximg;
- Lisp_Object file, specified_file;
- enum {PBM_MONO, PBM_GRAY, PBM_COLOR} type;
- struct gcpro gcpro1;
- unsigned char *contents = NULL;
- unsigned char *end, *p;
- int size;
-
- specified_file = image_spec_value (img->spec, QCfile, NULL);
- file = Qnil;
- GCPRO1 (file);
-
- if (STRINGP (specified_file))
- {
- file = x_find_image_file (specified_file);
- if (!STRINGP (file))
- {
- image_error ("Cannot find image file `%s'", specified_file, Qnil);
- UNGCPRO;
- return 0;
- }
-
- contents = slurp_file (SDATA (file), &size);
- if (contents == NULL)
- {
- image_error ("Error reading `%s'", file, Qnil);
- UNGCPRO;
- return 0;
- }
-
- p = contents;
- end = contents + size;
- }
- else
- {
- Lisp_Object data;
- data = image_spec_value (img->spec, QCdata, NULL);
- p = SDATA (data);
- end = p + SBYTES (data);
- }
-
- /* Check magic number. */
- if (end - p < 2 || *p++ != 'P')
- {
- image_error ("Not a PBM image: `%s'", img->spec, Qnil);
- error:
- xfree (contents);
- UNGCPRO;
- return 0;
- }
-
- switch (*p++)
- {
- case '1':
- raw_p = 0, type = PBM_MONO;
- break;
-
- case '2':
- raw_p = 0, type = PBM_GRAY;
- break;
-
- case '3':
- raw_p = 0, type = PBM_COLOR;
- break;
-
- case '4':
- raw_p = 1, type = PBM_MONO;
- break;
-
- case '5':
- raw_p = 1, type = PBM_GRAY;
- break;
-
- case '6':
- raw_p = 1, type = PBM_COLOR;
- break;
-
- default:
- image_error ("Not a PBM image: `%s'", img->spec, Qnil);
- goto error;
- }
-
- /* Read width, height, maximum color-component. Characters
- starting with `#' up to the end of a line are ignored. */
- width = pbm_scan_number (&p, end);
- height = pbm_scan_number (&p, end);
-
- if (type != PBM_MONO)
- {
- max_color_idx = pbm_scan_number (&p, end);
- if (raw_p && max_color_idx > 255)
- max_color_idx = 255;
- }
-
- if (width < 0
- || height < 0
- || (type != PBM_MONO && max_color_idx < 0))
- goto error;
-
- if (!x_create_x_image_and_pixmap (f, width, height, 0,
- &ximg, &img->pixmap))
- goto error;
-
- /* Initialize the color hash table. */
- init_color_table ();
-
- if (type == PBM_MONO)
- {
- int c = 0, g;
- struct image_keyword fmt[PBM_LAST];
- unsigned long fg = FRAME_FOREGROUND_PIXEL (f);
- unsigned long bg = FRAME_BACKGROUND_PIXEL (f);
-
- /* Parse the image specification. */
- bcopy (pbm_format, fmt, sizeof fmt);
- parse_image_spec (img->spec, fmt, PBM_LAST, Qpbm);
-
- /* Get foreground and background colors, maybe allocate colors. */
- if (fmt[PBM_FOREGROUND].count
- && STRINGP (fmt[PBM_FOREGROUND].value))
- fg = x_alloc_image_color (f, img, fmt[PBM_FOREGROUND].value, fg);
- if (fmt[PBM_BACKGROUND].count
- && STRINGP (fmt[PBM_BACKGROUND].value))
- {
- bg = x_alloc_image_color (f, img, fmt[PBM_BACKGROUND].value, bg);
- img->background = bg;
- img->background_valid = 1;
- }
-
- for (y = 0; y < height; ++y)
- for (x = 0; x < width; ++x)
- {
- if (raw_p)
- {
- if ((x & 7) == 0)
- c = *p++;
- g = c & 0x80;
- c <<= 1;
- }
- else
- g = pbm_scan_number (&p, end);
-
- XPutPixel (ximg, x, y, g ? fg : bg);
- }
- }
- else
- {
- for (y = 0; y < height; ++y)
- for (x = 0; x < width; ++x)
- {
- int r, g, b;
-
- if (type == PBM_GRAY)
- r = g = b = raw_p ? *p++ : pbm_scan_number (&p, end);
- else if (raw_p)
- {
- r = *p++;
- g = *p++;
- b = *p++;
- }
- else
- {
- r = pbm_scan_number (&p, end);
- g = pbm_scan_number (&p, end);
- b = pbm_scan_number (&p, end);
- }
-
- if (r < 0 || g < 0 || b < 0)
- {
- xfree (ximg->data);
- ximg->data = NULL;
- XDestroyImage (ximg);
- image_error ("Invalid pixel value in image `%s'",
- img->spec, Qnil);
- goto error;
- }
-
- /* RGB values are now in the range 0..max_color_idx.
- Scale this to the range 0..0xffff supported by X. */
- r = (double) r * 65535 / max_color_idx;
- g = (double) g * 65535 / max_color_idx;
- b = (double) b * 65535 / max_color_idx;
- XPutPixel (ximg, x, y, lookup_rgb_color (f, r, g, b));
- }
- }
-
- /* Store in IMG->colors the colors allocated for the image, and
- free the color table. */
- img->colors = colors_in_color_table (&img->ncolors);
- free_color_table ();
-
- /* Maybe fill in the background field while we have ximg handy. */
- if (NILP (image_spec_value (img->spec, QCbackground, NULL)))
- IMAGE_BACKGROUND (img, f, ximg);
-
- /* Put the image into a pixmap. */
- x_put_x_image (f, ximg, img->pixmap, width, height);
- x_destroy_x_image (ximg);
-
- img->width = width;
- img->height = height;
-
- UNGCPRO;
- xfree (contents);
- return 1;
-}
-
-
-\f
-/***********************************************************************
- PNG
- ***********************************************************************/
-
-#if HAVE_PNG
-
-#include <png.h>
-
-/* Function prototypes. */
-
-static int png_image_p P_ ((Lisp_Object object));
-static int png_load P_ ((struct frame *f, struct image *img));
-
-/* The symbol `png' identifying images of this type. */
-
-Lisp_Object Qpng;
-
-/* Indices of image specification fields in png_format, below. */
-
-enum png_keyword_index
-{
- PNG_TYPE,
- PNG_DATA,
- PNG_FILE,
- PNG_ASCENT,
- PNG_MARGIN,
- PNG_RELIEF,
- PNG_ALGORITHM,
- PNG_HEURISTIC_MASK,
- PNG_MASK,
- PNG_BACKGROUND,
- PNG_LAST
-};
-
-/* Vector of image_keyword structures describing the format
- of valid user-defined image specifications. */
-
-static struct image_keyword png_format[PNG_LAST] =
-{
- {":type", IMAGE_SYMBOL_VALUE, 1},
- {":data", IMAGE_STRING_VALUE, 0},
- {":file", IMAGE_STRING_VALUE, 0},
- {":ascent", IMAGE_ASCENT_VALUE, 0},
- {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0},
- {":relief", IMAGE_INTEGER_VALUE, 0},
- {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE, 0},
- {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0},
- {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0},
- {":background", IMAGE_STRING_OR_NIL_VALUE, 0}
-};
-
-/* Structure describing the image type `png'. */
-
-static struct image_type png_type =
-{
- &Qpng,
- png_image_p,
- png_load,
- x_clear_image,
- NULL
-};
-
-
-/* Return non-zero if OBJECT is a valid PNG image specification. */
-
-static int
-png_image_p (object)
- Lisp_Object object;
-{
- struct image_keyword fmt[PNG_LAST];
- bcopy (png_format, fmt, sizeof fmt);
-
- if (!parse_image_spec (object, fmt, PNG_LAST, Qpng))
- return 0;
-
- /* Must specify either the :data or :file keyword. */
- return fmt[PNG_FILE].count + fmt[PNG_DATA].count == 1;
-}
-
-
-/* Error and warning handlers installed when the PNG library
- is initialized. */
-
-static void
-my_png_error (png_ptr, msg)
- png_struct *png_ptr;
- char *msg;
-{
- xassert (png_ptr != NULL);
- image_error ("PNG error: %s", build_string (msg), Qnil);
- longjmp (png_ptr->jmpbuf, 1);
-}
-
-
-static void
-my_png_warning (png_ptr, msg)
- png_struct *png_ptr;
- char *msg;
-{
- xassert (png_ptr != NULL);
- image_error ("PNG warning: %s", build_string (msg), Qnil);
-}
-
-/* Memory source for PNG decoding. */
-
-struct png_memory_storage
-{
- unsigned char *bytes; /* The data */
- size_t len; /* How big is it? */
- int index; /* Where are we? */
-};
-
-
-/* Function set as reader function when reading PNG image from memory.
- PNG_PTR is a pointer to the PNG control structure. Copy LENGTH
- bytes from the input to DATA. */
-
-static void
-png_read_from_memory (png_ptr, data, length)
- png_structp png_ptr;
- png_bytep data;
- png_size_t length;
-{
- struct png_memory_storage *tbr
- = (struct png_memory_storage *) png_get_io_ptr (png_ptr);
-
- if (length > tbr->len - tbr->index)
- png_error (png_ptr, "Read error");
-
- bcopy (tbr->bytes + tbr->index, data, length);
- tbr->index = tbr->index + length;
-}
-
-/* Load PNG image IMG for use on frame F. Value is non-zero if
- successful. */
-
-static int
-png_load (f, img)
- struct frame *f;
- struct image *img;
-{
- Lisp_Object file, specified_file;
- Lisp_Object specified_data;
- int x, y, i;
- XImage *ximg, *mask_img = NULL;
- struct gcpro gcpro1;
- png_struct *png_ptr = NULL;
- png_info *info_ptr = NULL, *end_info = NULL;
- FILE *volatile fp = NULL;
- png_byte sig[8];
- png_byte * volatile pixels = NULL;
- png_byte ** volatile rows = NULL;
- png_uint_32 width, height;
- int bit_depth, color_type, interlace_type;
- png_byte channels;
- png_uint_32 row_bytes;
- int transparent_p;
- double screen_gamma, image_gamma;
- int intent;
- struct png_memory_storage tbr; /* Data to be read */
-
- /* Find out what file to load. */
- specified_file = image_spec_value (img->spec, QCfile, NULL);
- specified_data = image_spec_value (img->spec, QCdata, NULL);
- file = Qnil;
- GCPRO1 (file);
-
- if (NILP (specified_data))
- {
- file = x_find_image_file (specified_file);
- if (!STRINGP (file))
- {
- image_error ("Cannot find image file `%s'", specified_file, Qnil);
- UNGCPRO;
- return 0;
- }
-
- /* Open the image file. */
- fp = fopen (SDATA (file), "rb");
- if (!fp)
- {
- image_error ("Cannot open image file `%s'", file, Qnil);
- UNGCPRO;
- fclose (fp);
- return 0;
- }
-
- /* Check PNG signature. */
- if (fread (sig, 1, sizeof sig, fp) != sizeof sig
- || !png_check_sig (sig, sizeof sig))
- {
- image_error ("Not a PNG file: `%s'", file, Qnil);
- UNGCPRO;
- fclose (fp);
- return 0;
- }
- }
- else
- {
- /* Read from memory. */
- tbr.bytes = SDATA (specified_data);
- tbr.len = SBYTES (specified_data);
- tbr.index = 0;
-
- /* Check PNG signature. */
- if (tbr.len < sizeof sig
- || !png_check_sig (tbr.bytes, sizeof sig))
- {
- image_error ("Not a PNG image: `%s'", img->spec, Qnil);
- UNGCPRO;
- return 0;
- }
-
- /* Need to skip past the signature. */
- tbr.bytes += sizeof (sig);
- }
-
- /* Initialize read and info structs for PNG lib. */
- png_ptr = png_create_read_struct (PNG_LIBPNG_VER_STRING, NULL,
- my_png_error, my_png_warning);
- if (!png_ptr)
- {
- if (fp) fclose (fp);
- UNGCPRO;
- return 0;
- }
-
- info_ptr = png_create_info_struct (png_ptr);
- if (!info_ptr)
- {
- png_destroy_read_struct (&png_ptr, NULL, NULL);
- if (fp) fclose (fp);
- UNGCPRO;
- return 0;
- }
-
- end_info = png_create_info_struct (png_ptr);
- if (!end_info)
- {
- png_destroy_read_struct (&png_ptr, &info_ptr, NULL);
- if (fp) fclose (fp);
- UNGCPRO;
- return 0;
- }
-
- /* Set error jump-back. We come back here when the PNG library
- detects an error. */
- if (setjmp (png_ptr->jmpbuf))
- {
- error:
- if (png_ptr)
- png_destroy_read_struct (&png_ptr, &info_ptr, &end_info);
- xfree (pixels);
- xfree (rows);
- if (fp) fclose (fp);
- UNGCPRO;
- return 0;
- }
-
- /* Read image info. */
- if (!NILP (specified_data))
- png_set_read_fn (png_ptr, (void *) &tbr, png_read_from_memory);
- else
- png_init_io (png_ptr, fp);
-
- png_set_sig_bytes (png_ptr, sizeof sig);
- png_read_info (png_ptr, info_ptr);
- png_get_IHDR (png_ptr, info_ptr, &width, &height, &bit_depth, &color_type,
- &interlace_type, NULL, NULL);
-
- /* If image contains simply transparency data, we prefer to
- construct a clipping mask. */
- if (png_get_valid (png_ptr, info_ptr, PNG_INFO_tRNS))
- transparent_p = 1;
- else
- transparent_p = 0;
-
- /* This function is easier to write if we only have to handle
- one data format: RGB or RGBA with 8 bits per channel. Let's
- transform other formats into that format. */
-
- /* Strip more than 8 bits per channel. */
- if (bit_depth == 16)
- png_set_strip_16 (png_ptr);
-
- /* Expand data to 24 bit RGB, or 8 bit grayscale, with alpha channel
- if available. */
- png_set_expand (png_ptr);
-
- /* Convert grayscale images to RGB. */
- if (color_type == PNG_COLOR_TYPE_GRAY
- || color_type == PNG_COLOR_TYPE_GRAY_ALPHA)
- png_set_gray_to_rgb (png_ptr);
-
- screen_gamma = (f->gamma ? 1 / f->gamma / 0.45455 : 2.2);
-
- /* Tell the PNG lib to handle gamma correction for us. */
-
-#if defined(PNG_READ_sRGB_SUPPORTED) || defined(PNG_WRITE_sRGB_SUPPORTED)
- if (png_get_sRGB (png_ptr, info_ptr, &intent))
- /* The libpng documentation says this is right in this case. */
- png_set_gamma (png_ptr, screen_gamma, 0.45455);
- else
-#endif
- if (png_get_gAMA (png_ptr, info_ptr, &image_gamma))
- /* Image contains gamma information. */
- png_set_gamma (png_ptr, screen_gamma, image_gamma);
- else
- /* Use the standard default for the image gamma. */
- png_set_gamma (png_ptr, screen_gamma, 0.45455);
-
- /* Handle alpha channel by combining the image with a background
- color. Do this only if a real alpha channel is supplied. For
- simple transparency, we prefer a clipping mask. */
- if (!transparent_p)
- {
- png_color_16 *image_bg;
- Lisp_Object specified_bg
- = image_spec_value (img->spec, QCbackground, NULL);
-
- if (STRINGP (specified_bg))
- /* The user specified `:background', use that. */
- {
- XColor color;
- if (x_defined_color (f, SDATA (specified_bg), &color, 0))
- {
- png_color_16 user_bg;
-
- bzero (&user_bg, sizeof user_bg);
- user_bg.red = color.red;
- user_bg.green = color.green;
- user_bg.blue = color.blue;
-
- png_set_background (png_ptr, &user_bg,
- PNG_BACKGROUND_GAMMA_SCREEN, 0, 1.0);
- }
- }
- else if (png_get_bKGD (png_ptr, info_ptr, &image_bg))
- /* Image contains a background color with which to
- combine the image. */
- png_set_background (png_ptr, image_bg,
- PNG_BACKGROUND_GAMMA_FILE, 1, 1.0);
- else
- {
- /* Image does not contain a background color with which
- to combine the image data via an alpha channel. Use
- the frame's background instead. */
- XColor color;
- Colormap cmap;
- png_color_16 frame_background;
-
- cmap = FRAME_X_COLORMAP (f);
- color.pixel = FRAME_BACKGROUND_PIXEL (f);
- x_query_color (f, &color);
-
- bzero (&frame_background, sizeof frame_background);
- frame_background.red = color.red;
- frame_background.green = color.green;
- frame_background.blue = color.blue;
-
- png_set_background (png_ptr, &frame_background,
- PNG_BACKGROUND_GAMMA_SCREEN, 0, 1.0);
- }
- }
-
- /* Update info structure. */
- png_read_update_info (png_ptr, info_ptr);
-
- /* Get number of channels. Valid values are 1 for grayscale images
- and images with a palette, 2 for grayscale images with transparency
- information (alpha channel), 3 for RGB images, and 4 for RGB
- images with alpha channel, i.e. RGBA. If conversions above were
- sufficient we should only have 3 or 4 channels here. */
- channels = png_get_channels (png_ptr, info_ptr);
- xassert (channels == 3 || channels == 4);
-
- /* Number of bytes needed for one row of the image. */
- row_bytes = png_get_rowbytes (png_ptr, info_ptr);
-
- /* Allocate memory for the image. */
- pixels = (png_byte *) xmalloc (row_bytes * height * sizeof *pixels);
- rows = (png_byte **) xmalloc (height * sizeof *rows);
- for (i = 0; i < height; ++i)
- rows[i] = pixels + i * row_bytes;
-
- /* Read the entire image. */
- png_read_image (png_ptr, rows);
- png_read_end (png_ptr, info_ptr);
- if (fp)
- {
- fclose (fp);
- fp = NULL;
- }
-
- /* Create the X image and pixmap. */
- if (!x_create_x_image_and_pixmap (f, width, height, 0, &ximg,
- &img->pixmap))
- goto error;
-
- /* Create an image and pixmap serving as mask if the PNG image
- contains an alpha channel. */
- if (channels == 4
- && !transparent_p
- && !x_create_x_image_and_pixmap (f, width, height, 1,
- &mask_img, &img->mask))
- {
- x_destroy_x_image (ximg);
- XFreePixmap (FRAME_X_DISPLAY (f), img->pixmap);
- img->pixmap = None;
- goto error;
- }
-
- /* Fill the X image and mask from PNG data. */
- init_color_table ();
-
- for (y = 0; y < height; ++y)
- {
- png_byte *p = rows[y];
-
- for (x = 0; x < width; ++x)
- {
- unsigned r, g, b;
-
- r = *p++ << 8;
- g = *p++ << 8;
- b = *p++ << 8;
- XPutPixel (ximg, x, y, lookup_rgb_color (f, r, g, b));
-
- /* An alpha channel, aka mask channel, associates variable
- transparency with an image. Where other image formats
- support binary transparency---fully transparent or fully
- opaque---PNG allows up to 254 levels of partial transparency.
- The PNG library implements partial transparency by combining
- the image with a specified background color.
-
- I'm not sure how to handle this here nicely: because the
- background on which the image is displayed may change, for
- real alpha channel support, it would be necessary to create
- a new image for each possible background.
-
- What I'm doing now is that a mask is created if we have
- boolean transparency information. Otherwise I'm using
- the frame's background color to combine the image with. */
-
- if (channels == 4)
- {
- if (mask_img)
- XPutPixel (mask_img, x, y, *p > 0);
- ++p;
- }
- }
- }
-
- if (NILP (image_spec_value (img->spec, QCbackground, NULL)))
- /* Set IMG's background color from the PNG image, unless the user
- overrode it. */
- {
- png_color_16 *bg;
- if (png_get_bKGD (png_ptr, info_ptr, &bg))
- {
- img->background = lookup_rgb_color (f, bg->red, bg->green, bg->blue);
- img->background_valid = 1;
- }
- }
-
- /* Remember colors allocated for this image. */
- img->colors = colors_in_color_table (&img->ncolors);
- free_color_table ();
-
- /* Clean up. */
- png_destroy_read_struct (&png_ptr, &info_ptr, &end_info);
- xfree (rows);
- xfree (pixels);
-
- img->width = width;
- img->height = height;
-
- /* Maybe fill in the background field while we have ximg handy. */
- IMAGE_BACKGROUND (img, f, ximg);
-
- /* Put the image into the pixmap, then free the X image and its buffer. */
- x_put_x_image (f, ximg, img->pixmap, width, height);
- x_destroy_x_image (ximg);
-
- /* Same for the mask. */
- if (mask_img)
- {
- /* Fill in the background_transparent field while we have the mask
- handy. */
- image_background_transparent (img, f, mask_img);
-
- x_put_x_image (f, mask_img, img->mask, img->width, img->height);
- x_destroy_x_image (mask_img);
- }
-
- UNGCPRO;
- return 1;
-}
-
-#endif /* HAVE_PNG != 0 */
-
-
-\f
-/***********************************************************************
- JPEG
- ***********************************************************************/
-
-#if HAVE_JPEG
-
-/* Work around a warning about HAVE_STDLIB_H being redefined in
- jconfig.h. */
-#ifdef HAVE_STDLIB_H
-#define HAVE_STDLIB_H_1
-#undef HAVE_STDLIB_H
-#endif /* HAVE_STLIB_H */
-
-#include <jpeglib.h>
-#include <jerror.h>
-#include <setjmp.h>
-
-#ifdef HAVE_STLIB_H_1
-#define HAVE_STDLIB_H 1
-#endif
-
-static int jpeg_image_p P_ ((Lisp_Object object));
-static int jpeg_load P_ ((struct frame *f, struct image *img));
-
-/* The symbol `jpeg' identifying images of this type. */
-
-Lisp_Object Qjpeg;
-
-/* Indices of image specification fields in gs_format, below. */
-
-enum jpeg_keyword_index
-{
- JPEG_TYPE,
- JPEG_DATA,
- JPEG_FILE,
- JPEG_ASCENT,
- JPEG_MARGIN,
- JPEG_RELIEF,
- JPEG_ALGORITHM,
- JPEG_HEURISTIC_MASK,
- JPEG_MASK,
- JPEG_BACKGROUND,
- JPEG_LAST
-};
-
-/* Vector of image_keyword structures describing the format
- of valid user-defined image specifications. */
-
-static struct image_keyword jpeg_format[JPEG_LAST] =
-{
- {":type", IMAGE_SYMBOL_VALUE, 1},
- {":data", IMAGE_STRING_VALUE, 0},
- {":file", IMAGE_STRING_VALUE, 0},
- {":ascent", IMAGE_ASCENT_VALUE, 0},
- {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0},
- {":relief", IMAGE_INTEGER_VALUE, 0},
- {":conversions", IMAGE_DONT_CHECK_VALUE_TYPE, 0},
- {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0},
- {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0},
- {":background", IMAGE_STRING_OR_NIL_VALUE, 0}
-};
-
-/* Structure describing the image type `jpeg'. */
-
-static struct image_type jpeg_type =
-{
- &Qjpeg,
- jpeg_image_p,
- jpeg_load,
- x_clear_image,
- NULL
-};
-
-
-/* Return non-zero if OBJECT is a valid JPEG image specification. */
-
-static int
-jpeg_image_p (object)
- Lisp_Object object;
-{
- struct image_keyword fmt[JPEG_LAST];
-
- bcopy (jpeg_format, fmt, sizeof fmt);
-
- if (!parse_image_spec (object, fmt, JPEG_LAST, Qjpeg))
- return 0;
-
- /* Must specify either the :data or :file keyword. */
- return fmt[JPEG_FILE].count + fmt[JPEG_DATA].count == 1;
-}
-
-
-struct my_jpeg_error_mgr
-{
- struct jpeg_error_mgr pub;
- jmp_buf setjmp_buffer;
-};
-
-
-static void
-my_error_exit (cinfo)
- j_common_ptr cinfo;
-{
- struct my_jpeg_error_mgr *mgr = (struct my_jpeg_error_mgr *) cinfo->err;
- longjmp (mgr->setjmp_buffer, 1);
-}
-
-
-/* Init source method for JPEG data source manager. Called by
- jpeg_read_header() before any data is actually read. See
- libjpeg.doc from the JPEG lib distribution. */
-
-static void
-our_init_source (cinfo)
- j_decompress_ptr cinfo;
-{
-}
-
-
-/* Fill input buffer method for JPEG data source manager. Called
- whenever more data is needed. We read the whole image in one step,
- so this only adds a fake end of input marker at the end. */
-
-static boolean
-our_fill_input_buffer (cinfo)
- j_decompress_ptr cinfo;
-{
- /* Insert a fake EOI marker. */
- struct jpeg_source_mgr *src = cinfo->src;
- static JOCTET buffer[2];
-
- buffer[0] = (JOCTET) 0xFF;
- buffer[1] = (JOCTET) JPEG_EOI;
-
- src->next_input_byte = buffer;
- src->bytes_in_buffer = 2;
- return TRUE;
-}
-
-
-/* Method to skip over NUM_BYTES bytes in the image data. CINFO->src
- is the JPEG data source manager. */
-
-static void
-our_skip_input_data (cinfo, num_bytes)
- j_decompress_ptr cinfo;
- long num_bytes;
-{
- struct jpeg_source_mgr *src = (struct jpeg_source_mgr *) cinfo->src;
-
- if (src)
- {
- if (num_bytes > src->bytes_in_buffer)
- ERREXIT (cinfo, JERR_INPUT_EOF);
-
- src->bytes_in_buffer -= num_bytes;
- src->next_input_byte += num_bytes;
- }
-}
-
-
-/* Method to terminate data source. Called by
- jpeg_finish_decompress() after all data has been processed. */
-
-static void
-our_term_source (cinfo)
- j_decompress_ptr cinfo;
-{
-}
-
-
-/* Set up the JPEG lib for reading an image from DATA which contains
- LEN bytes. CINFO is the decompression info structure created for
- reading the image. */
-
-static void
-jpeg_memory_src (cinfo, data, len)
- j_decompress_ptr cinfo;
- JOCTET *data;
- unsigned int len;
-{
- struct jpeg_source_mgr *src;
-
- if (cinfo->src == NULL)
- {
- /* First time for this JPEG object? */
- cinfo->src = (struct jpeg_source_mgr *)
- (*cinfo->mem->alloc_small) ((j_common_ptr) cinfo, JPOOL_PERMANENT,
- sizeof (struct jpeg_source_mgr));
- src = (struct jpeg_source_mgr *) cinfo->src;
- src->next_input_byte = data;
- }
-
- src = (struct jpeg_source_mgr *) cinfo->src;
- src->init_source = our_init_source;
- src->fill_input_buffer = our_fill_input_buffer;
- src->skip_input_data = our_skip_input_data;
- src->resync_to_restart = jpeg_resync_to_restart; /* Use default method. */
- src->term_source = our_term_source;
- src->bytes_in_buffer = len;
- src->next_input_byte = data;
-}
-
-
-/* Load image IMG for use on frame F. Patterned after example.c
- from the JPEG lib. */
-
-static int
-jpeg_load (f, img)
- struct frame *f;
- struct image *img;
-{
- struct jpeg_decompress_struct cinfo;
- struct my_jpeg_error_mgr mgr;
- Lisp_Object file, specified_file;
- Lisp_Object specified_data;
- FILE * volatile fp = NULL;
- JSAMPARRAY buffer;
- int row_stride, x, y;
- XImage *ximg = NULL;
- int rc;
- unsigned long *colors;
- int width, height;
- struct gcpro gcpro1;
-
- /* Open the JPEG file. */
- specified_file = image_spec_value (img->spec, QCfile, NULL);
- specified_data = image_spec_value (img->spec, QCdata, NULL);
- file = Qnil;
- GCPRO1 (file);
-
- if (NILP (specified_data))
- {
- file = x_find_image_file (specified_file);
- if (!STRINGP (file))
- {
- image_error ("Cannot find image file `%s'", specified_file, Qnil);
- UNGCPRO;
- return 0;
- }
-
- fp = fopen (SDATA (file), "r");
- if (fp == NULL)
- {
- image_error ("Cannot open `%s'", file, Qnil);
- UNGCPRO;
- return 0;
- }
- }
-
- /* Customize libjpeg's error handling to call my_error_exit when an
- error is detected. This function will perform a longjmp. */
- cinfo.err = jpeg_std_error (&mgr.pub);
- mgr.pub.error_exit = my_error_exit;
-
- if ((rc = setjmp (mgr.setjmp_buffer)) != 0)
- {
- if (rc == 1)
- {
- /* Called from my_error_exit. Display a JPEG error. */
- char buffer[JMSG_LENGTH_MAX];
- cinfo.err->format_message ((j_common_ptr) &cinfo, buffer);
- image_error ("Error reading JPEG image `%s': %s", img->spec,
- build_string (buffer));
- }
-
- /* Close the input file and destroy the JPEG object. */
- if (fp)
- fclose ((FILE *) fp);
- jpeg_destroy_decompress (&cinfo);
-
- /* If we already have an XImage, free that. */
- x_destroy_x_image (ximg);
-
- /* Free pixmap and colors. */
- x_clear_image (f, img);
-
- UNGCPRO;
- return 0;
- }
-
- /* Create the JPEG decompression object. Let it read from fp.
- Read the JPEG image header. */
- jpeg_create_decompress (&cinfo);
-
- if (NILP (specified_data))
- jpeg_stdio_src (&cinfo, (FILE *) fp);
- else
- jpeg_memory_src (&cinfo, SDATA (specified_data),
- SBYTES (specified_data));
-
- jpeg_read_header (&cinfo, TRUE);
-
- /* Customize decompression so that color quantization will be used.
- Start decompression. */
- cinfo.quantize_colors = TRUE;
- jpeg_start_decompress (&cinfo);
- width = img->width = cinfo.output_width;
- height = img->height = cinfo.output_height;
-
- /* Create X image and pixmap. */
- if (!x_create_x_image_and_pixmap (f, width, height, 0, &ximg, &img->pixmap))
- longjmp (mgr.setjmp_buffer, 2);
-
- /* Allocate colors. When color quantization is used,
- cinfo.actual_number_of_colors has been set with the number of
- colors generated, and cinfo.colormap is a two-dimensional array
- of color indices in the range 0..cinfo.actual_number_of_colors.
- No more than 255 colors will be generated. */
- {
- int i, ir, ig, ib;
-
- if (cinfo.out_color_components > 2)
- ir = 0, ig = 1, ib = 2;
- else if (cinfo.out_color_components > 1)
- ir = 0, ig = 1, ib = 0;
- else
- ir = 0, ig = 0, ib = 0;
-
- /* Use the color table mechanism because it handles colors that
- cannot be allocated nicely. Such colors will be replaced with
- a default color, and we don't have to care about which colors
- can be freed safely, and which can't. */
- init_color_table ();
- colors = (unsigned long *) alloca (cinfo.actual_number_of_colors
- * sizeof *colors);
-
- for (i = 0; i < cinfo.actual_number_of_colors; ++i)
- {
- /* Multiply RGB values with 255 because X expects RGB values
- in the range 0..0xffff. */
- int r = cinfo.colormap[ir][i] << 8;
- int g = cinfo.colormap[ig][i] << 8;
- int b = cinfo.colormap[ib][i] << 8;
- colors[i] = lookup_rgb_color (f, r, g, b);
- }
-
- /* Remember those colors actually allocated. */
- img->colors = colors_in_color_table (&img->ncolors);
- free_color_table ();
- }
-
- /* Read pixels. */
- row_stride = width * cinfo.output_components;
- buffer = cinfo.mem->alloc_sarray ((j_common_ptr) &cinfo, JPOOL_IMAGE,
- row_stride, 1);
- for (y = 0; y < height; ++y)
- {
- jpeg_read_scanlines (&cinfo, buffer, 1);
- for (x = 0; x < cinfo.output_width; ++x)
- XPutPixel (ximg, x, y, colors[buffer[0][x]]);
- }
-
- /* Clean up. */
- jpeg_finish_decompress (&cinfo);
- jpeg_destroy_decompress (&cinfo);
- if (fp)
- fclose ((FILE *) fp);
-
- /* Maybe fill in the background field while we have ximg handy. */
- if (NILP (image_spec_value (img->spec, QCbackground, NULL)))
- IMAGE_BACKGROUND (img, f, ximg);
-
- /* Put the image into the pixmap. */
- x_put_x_image (f, ximg, img->pixmap, width, height);
- x_destroy_x_image (ximg);
- UNGCPRO;
- return 1;
-}
-
-#endif /* HAVE_JPEG */
-
-
-\f
-/***********************************************************************
- TIFF
- ***********************************************************************/
-
-#if HAVE_TIFF
-
-#include <tiffio.h>
-
-static int tiff_image_p P_ ((Lisp_Object object));
-static int tiff_load P_ ((struct frame *f, struct image *img));
-
-/* The symbol `tiff' identifying images of this type. */
-
-Lisp_Object Qtiff;
-
-/* Indices of image specification fields in tiff_format, below. */
-
-enum tiff_keyword_index
-{
- TIFF_TYPE,
- TIFF_DATA,
- TIFF_FILE,
- TIFF_ASCENT,
- TIFF_MARGIN,
- TIFF_RELIEF,
- TIFF_ALGORITHM,
- TIFF_HEURISTIC_MASK,
- TIFF_MASK,
- TIFF_BACKGROUND,
- TIFF_LAST
-};
-
-/* Vector of image_keyword structures describing the format
- of valid user-defined image specifications. */
-
-static struct image_keyword tiff_format[TIFF_LAST] =
-{
- {":type", IMAGE_SYMBOL_VALUE, 1},
- {":data", IMAGE_STRING_VALUE, 0},
- {":file", IMAGE_STRING_VALUE, 0},
- {":ascent", IMAGE_ASCENT_VALUE, 0},
- {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0},
- {":relief", IMAGE_INTEGER_VALUE, 0},
- {":conversions", IMAGE_DONT_CHECK_VALUE_TYPE, 0},
- {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0},
- {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0},
- {":background", IMAGE_STRING_OR_NIL_VALUE, 0}
-};
-
-/* Structure describing the image type `tiff'. */
-
-static struct image_type tiff_type =
-{
- &Qtiff,
- tiff_image_p,
- tiff_load,
- x_clear_image,
- NULL
-};
-
-
-/* Return non-zero if OBJECT is a valid TIFF image specification. */
-
-static int
-tiff_image_p (object)
- Lisp_Object object;
-{
- struct image_keyword fmt[TIFF_LAST];
- bcopy (tiff_format, fmt, sizeof fmt);
-
- if (!parse_image_spec (object, fmt, TIFF_LAST, Qtiff))
- return 0;
-
- /* Must specify either the :data or :file keyword. */
- return fmt[TIFF_FILE].count + fmt[TIFF_DATA].count == 1;
-}
-
-
-/* Reading from a memory buffer for TIFF images Based on the PNG
- memory source, but we have to provide a lot of extra functions.
- Blah.
-
- We really only need to implement read and seek, but I am not
- convinced that the TIFF library is smart enough not to destroy
- itself if we only hand it the function pointers we need to
- override. */
-
-typedef struct
-{
- unsigned char *bytes;
- size_t len;
- int index;
-}
-tiff_memory_source;
-
-
-static size_t
-tiff_read_from_memory (data, buf, size)
- thandle_t data;
- tdata_t buf;
- tsize_t size;
-{
- tiff_memory_source *src = (tiff_memory_source *) data;
-
- if (size > src->len - src->index)
- return (size_t) -1;
- bcopy (src->bytes + src->index, buf, size);
- src->index += size;
- return size;
-}
-
-
-static size_t
-tiff_write_from_memory (data, buf, size)
- thandle_t data;
- tdata_t buf;
- tsize_t size;
-{
- return (size_t) -1;
-}
-
-
-static toff_t
-tiff_seek_in_memory (data, off, whence)
- thandle_t data;
- toff_t off;
- int whence;
-{
- tiff_memory_source *src = (tiff_memory_source *) data;
- int idx;
-
- switch (whence)
- {
- case SEEK_SET: /* Go from beginning of source. */
- idx = off;
- break;
-
- case SEEK_END: /* Go from end of source. */
- idx = src->len + off;
- break;
-
- case SEEK_CUR: /* Go from current position. */
- idx = src->index + off;
- break;
-
- default: /* Invalid `whence'. */
- return -1;
- }
-
- if (idx > src->len || idx < 0)
- return -1;
-
- src->index = idx;
- return src->index;
-}
-
-
-static int
-tiff_close_memory (data)
- thandle_t data;
-{
- /* NOOP */
- return 0;
-}
-
-
-static int
-tiff_mmap_memory (data, pbase, psize)
- thandle_t data;
- tdata_t *pbase;
- toff_t *psize;
-{
- /* It is already _IN_ memory. */
- return 0;
-}
-
-
-static void
-tiff_unmap_memory (data, base, size)
- thandle_t data;
- tdata_t base;
- toff_t size;
-{
- /* We don't need to do this. */
-}
-
-
-static toff_t
-tiff_size_of_memory (data)
- thandle_t data;
-{
- return ((tiff_memory_source *) data)->len;
-}
-
-
-static void
-tiff_error_handler (title, format, ap)
- const char *title, *format;
- va_list ap;
-{
- char buf[512];
- int len;
-
- len = sprintf (buf, "TIFF error: %s ", title);
- vsprintf (buf + len, format, ap);
- add_to_log (buf, Qnil, Qnil);
-}
-
-
-static void
-tiff_warning_handler (title, format, ap)
- const char *title, *format;
- va_list ap;
-{
- char buf[512];
- int len;
-
- len = sprintf (buf, "TIFF warning: %s ", title);
- vsprintf (buf + len, format, ap);
- add_to_log (buf, Qnil, Qnil);
-}
-
-
-/* Load TIFF image IMG for use on frame F. Value is non-zero if
- successful. */
-
-static int
-tiff_load (f, img)
- struct frame *f;
- struct image *img;
-{
- Lisp_Object file, specified_file;
- Lisp_Object specified_data;
- TIFF *tiff;
- int width, height, x, y;
- uint32 *buf;
- int rc;
- XImage *ximg;
- struct gcpro gcpro1;
- tiff_memory_source memsrc;
-
- specified_file = image_spec_value (img->spec, QCfile, NULL);
- specified_data = image_spec_value (img->spec, QCdata, NULL);
- file = Qnil;
- GCPRO1 (file);
-
- TIFFSetErrorHandler (tiff_error_handler);
- TIFFSetWarningHandler (tiff_warning_handler);
-
- if (NILP (specified_data))
- {
- /* Read from a file */
- file = x_find_image_file (specified_file);
- if (!STRINGP (file))
- {
- image_error ("Cannot find image file `%s'", file, Qnil);
- UNGCPRO;
- return 0;
- }
-
- /* Try to open the image file. */
- tiff = TIFFOpen (SDATA (file), "r");
- if (tiff == NULL)
- {
- image_error ("Cannot open `%s'", file, Qnil);
- UNGCPRO;
- return 0;
- }
- }
- else
- {
- /* Memory source! */
- memsrc.bytes = SDATA (specified_data);
- memsrc.len = SBYTES (specified_data);
- memsrc.index = 0;
-
- tiff = TIFFClientOpen ("memory_source", "r", &memsrc,
- (TIFFReadWriteProc) tiff_read_from_memory,
- (TIFFReadWriteProc) tiff_write_from_memory,
- tiff_seek_in_memory,
- tiff_close_memory,
- tiff_size_of_memory,
- tiff_mmap_memory,
- tiff_unmap_memory);
-
- if (!tiff)
- {
- image_error ("Cannot open memory source for `%s'", img->spec, Qnil);
- UNGCPRO;
- return 0;
- }
- }
-
- /* Get width and height of the image, and allocate a raster buffer
- of width x height 32-bit values. */
- TIFFGetField (tiff, TIFFTAG_IMAGEWIDTH, &width);
- TIFFGetField (tiff, TIFFTAG_IMAGELENGTH, &height);
- buf = (uint32 *) xmalloc (width * height * sizeof *buf);
-
- rc = TIFFReadRGBAImage (tiff, width, height, buf, 0);
- TIFFClose (tiff);
- if (!rc)
- {
- image_error ("Error reading TIFF image `%s'", img->spec, Qnil);
- xfree (buf);
- UNGCPRO;
- return 0;
- }
-
- /* Create the X image and pixmap. */
- if (!x_create_x_image_and_pixmap (f, width, height, 0, &ximg, &img->pixmap))
- {
- xfree (buf);
- UNGCPRO;
- return 0;
- }
-
- /* Initialize the color table. */
- init_color_table ();
-
- /* Process the pixel raster. Origin is in the lower-left corner. */
- for (y = 0; y < height; ++y)
- {
- uint32 *row = buf + y * width;
-
- for (x = 0; x < width; ++x)
- {
- uint32 abgr = row[x];
- int r = TIFFGetR (abgr) << 8;
- int g = TIFFGetG (abgr) << 8;
- int b = TIFFGetB (abgr) << 8;
- XPutPixel (ximg, x, height - 1 - y, lookup_rgb_color (f, r, g, b));
- }
- }
-
- /* Remember the colors allocated for the image. Free the color table. */
- img->colors = colors_in_color_table (&img->ncolors);
- free_color_table ();
-
- img->width = width;
- img->height = height;
-
- /* Maybe fill in the background field while we have ximg handy. */
- if (NILP (image_spec_value (img->spec, QCbackground, NULL)))
- IMAGE_BACKGROUND (img, f, ximg);
-
- /* Put the image into the pixmap, then free the X image and its buffer. */
- x_put_x_image (f, ximg, img->pixmap, width, height);
- x_destroy_x_image (ximg);
- xfree (buf);
-
- UNGCPRO;
- return 1;
-}
-
-#endif /* HAVE_TIFF != 0 */
-
-
-\f
-/***********************************************************************
- GIF
- ***********************************************************************/
-
-#if HAVE_GIF
-
-#include <gif_lib.h>
-
-static int gif_image_p P_ ((Lisp_Object object));
-static int gif_load P_ ((struct frame *f, struct image *img));
-
-/* The symbol `gif' identifying images of this type. */
-
-Lisp_Object Qgif;
-
-/* Indices of image specification fields in gif_format, below. */
-
-enum gif_keyword_index
-{
- GIF_TYPE,
- GIF_DATA,
- GIF_FILE,
- GIF_ASCENT,
- GIF_MARGIN,
- GIF_RELIEF,
- GIF_ALGORITHM,
- GIF_HEURISTIC_MASK,
- GIF_MASK,
- GIF_IMAGE,
- GIF_BACKGROUND,
- GIF_LAST
-};
-
-/* Vector of image_keyword structures describing the format
- of valid user-defined image specifications. */
-
-static struct image_keyword gif_format[GIF_LAST] =
-{
- {":type", IMAGE_SYMBOL_VALUE, 1},
- {":data", IMAGE_STRING_VALUE, 0},
- {":file", IMAGE_STRING_VALUE, 0},
- {":ascent", IMAGE_ASCENT_VALUE, 0},
- {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0},
- {":relief", IMAGE_INTEGER_VALUE, 0},
- {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE, 0},
- {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0},
- {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0},
- {":image", IMAGE_NON_NEGATIVE_INTEGER_VALUE, 0},
- {":background", IMAGE_STRING_OR_NIL_VALUE, 0}
-};
-
-/* Structure describing the image type `gif'. */
-
-static struct image_type gif_type =
-{
- &Qgif,
- gif_image_p,
- gif_load,
- x_clear_image,
- NULL
-};
-
-
-/* Return non-zero if OBJECT is a valid GIF image specification. */
-
-static int
-gif_image_p (object)
- Lisp_Object object;
-{
- struct image_keyword fmt[GIF_LAST];
- bcopy (gif_format, fmt, sizeof fmt);
-
- if (!parse_image_spec (object, fmt, GIF_LAST, Qgif))
- return 0;
-
- /* Must specify either the :data or :file keyword. */
- return fmt[GIF_FILE].count + fmt[GIF_DATA].count == 1;
-}
-
-
-/* Reading a GIF image from memory
- Based on the PNG memory stuff to a certain extent. */
-
-typedef struct
-{
- unsigned char *bytes;
- size_t len;
- int index;
-}
-gif_memory_source;
-
-
-/* Make the current memory source available to gif_read_from_memory.
- It's done this way because not all versions of libungif support
- a UserData field in the GifFileType structure. */
-static gif_memory_source *current_gif_memory_src;
-
-static int
-gif_read_from_memory (file, buf, len)
- GifFileType *file;
- GifByteType *buf;
- int len;
-{
- gif_memory_source *src = current_gif_memory_src;
-
- if (len > src->len - src->index)
- return -1;
-
- bcopy (src->bytes + src->index, buf, len);
- src->index += len;
- return len;
-}
-
-
-/* Load GIF image IMG for use on frame F. Value is non-zero if
- successful. */
-
-static int
-gif_load (f, img)
- struct frame *f;
- struct image *img;
-{
- Lisp_Object file, specified_file;
- Lisp_Object specified_data;
- int rc, width, height, x, y, i;
- XImage *ximg;
- ColorMapObject *gif_color_map;
- unsigned long pixel_colors[256];
- GifFileType *gif;
- struct gcpro gcpro1;
- Lisp_Object image;
- int ino, image_left, image_top, image_width, image_height;
- gif_memory_source memsrc;
- unsigned char *raster;
-
- specified_file = image_spec_value (img->spec, QCfile, NULL);
- specified_data = image_spec_value (img->spec, QCdata, NULL);
- file = Qnil;
- GCPRO1 (file);
-
- if (NILP (specified_data))
- {
- file = x_find_image_file (specified_file);
- if (!STRINGP (file))
- {
- image_error ("Cannot find image file `%s'", specified_file, Qnil);
- UNGCPRO;
- return 0;
- }
-
- /* Open the GIF file. */
- gif = DGifOpenFileName (SDATA (file));
- if (gif == NULL)
- {
- image_error ("Cannot open `%s'", file, Qnil);
- UNGCPRO;
- return 0;
- }
- }
- else
- {
- /* Read from memory! */
- current_gif_memory_src = &memsrc;
- memsrc.bytes = SDATA (specified_data);
- memsrc.len = SBYTES (specified_data);
- memsrc.index = 0;
-
- gif = DGifOpen(&memsrc, gif_read_from_memory);
- if (!gif)
- {
- image_error ("Cannot open memory source `%s'", img->spec, Qnil);
- UNGCPRO;
- return 0;
- }
- }
-
- /* Read entire contents. */
- rc = DGifSlurp (gif);
- if (rc == GIF_ERROR)
- {
- image_error ("Error reading `%s'", img->spec, Qnil);
- DGifCloseFile (gif);
- UNGCPRO;
- return 0;
- }
-
- image = image_spec_value (img->spec, QCindex, NULL);
- ino = INTEGERP (image) ? XFASTINT (image) : 0;
- if (ino >= gif->ImageCount)
- {
- image_error ("Invalid image number `%s' in image `%s'",
- image, img->spec);
- DGifCloseFile (gif);
- UNGCPRO;
- return 0;
- }
-
- width = img->width = max (gif->SWidth, gif->Image.Left + gif->Image.Width);
- height = img->height = max (gif->SHeight, gif->Image.Top + gif->Image.Height);
-
- /* Create the X image and pixmap. */
- if (!x_create_x_image_and_pixmap (f, width, height, 0, &ximg, &img->pixmap))
- {
- DGifCloseFile (gif);
- UNGCPRO;
- return 0;
- }
-
- /* Allocate colors. */
- gif_color_map = gif->SavedImages[ino].ImageDesc.ColorMap;
- if (!gif_color_map)
- gif_color_map = gif->SColorMap;
- init_color_table ();
- bzero (pixel_colors, sizeof pixel_colors);
-
- for (i = 0; i < gif_color_map->ColorCount; ++i)
- {
- int r = gif_color_map->Colors[i].Red << 8;
- int g = gif_color_map->Colors[i].Green << 8;
- int b = gif_color_map->Colors[i].Blue << 8;
- pixel_colors[i] = lookup_rgb_color (f, r, g, b);
- }
-
- img->colors = colors_in_color_table (&img->ncolors);
- free_color_table ();
-
- /* Clear the part of the screen image that are not covered by
- the image from the GIF file. Full animated GIF support
- requires more than can be done here (see the gif89 spec,
- disposal methods). Let's simply assume that the part
- not covered by a sub-image is in the frame's background color. */
- image_top = gif->SavedImages[ino].ImageDesc.Top;
- image_left = gif->SavedImages[ino].ImageDesc.Left;
- image_width = gif->SavedImages[ino].ImageDesc.Width;
- image_height = gif->SavedImages[ino].ImageDesc.Height;
-
- for (y = 0; y < image_top; ++y)
- for (x = 0; x < width; ++x)
- XPutPixel (ximg, x, y, FRAME_BACKGROUND_PIXEL (f));
-
- for (y = image_top + image_height; y < height; ++y)
- for (x = 0; x < width; ++x)
- XPutPixel (ximg, x, y, FRAME_BACKGROUND_PIXEL (f));
-
- for (y = image_top; y < image_top + image_height; ++y)
- {
- for (x = 0; x < image_left; ++x)
- XPutPixel (ximg, x, y, FRAME_BACKGROUND_PIXEL (f));
- for (x = image_left + image_width; x < width; ++x)
- XPutPixel (ximg, x, y, FRAME_BACKGROUND_PIXEL (f));
- }
-
- /* Read the GIF image into the X image. We use a local variable
- `raster' here because RasterBits below is a char *, and invites
- problems with bytes >= 0x80. */
- raster = (unsigned char *) gif->SavedImages[ino].RasterBits;
-
- if (gif->SavedImages[ino].ImageDesc.Interlace)
- {
- static int interlace_start[] = {0, 4, 2, 1};
- static int interlace_increment[] = {8, 8, 4, 2};
- int pass;
- int row = interlace_start[0];
-
- pass = 0;
-
- for (y = 0; y < image_height; y++)
- {
- if (row >= image_height)
- {
- row = interlace_start[++pass];
- while (row >= image_height)
- row = interlace_start[++pass];
- }
-
- for (x = 0; x < image_width; x++)
- {
- int i = raster[(y * image_width) + x];
- XPutPixel (ximg, x + image_left, row + image_top,
- pixel_colors[i]);
- }
-
- row += interlace_increment[pass];
- }
- }
- else
- {
- for (y = 0; y < image_height; ++y)
- for (x = 0; x < image_width; ++x)
- {
- int i = raster[y * image_width + x];
- XPutPixel (ximg, x + image_left, y + image_top, pixel_colors[i]);
- }
- }
-
- DGifCloseFile (gif);
-
- /* Maybe fill in the background field while we have ximg handy. */
- if (NILP (image_spec_value (img->spec, QCbackground, NULL)))
- IMAGE_BACKGROUND (img, f, ximg);
-
- /* Put the image into the pixmap, then free the X image and its buffer. */
- x_put_x_image (f, ximg, img->pixmap, width, height);
- x_destroy_x_image (ximg);
-
- UNGCPRO;
- return 1;
-}
-
-#endif /* HAVE_GIF != 0 */
-
-
-\f
-/***********************************************************************
- Ghostscript
- ***********************************************************************/
-
-static int gs_image_p P_ ((Lisp_Object object));
-static int gs_load P_ ((struct frame *f, struct image *img));
-static void gs_clear_image P_ ((struct frame *f, struct image *img));
-
-/* The symbol `postscript' identifying images of this type. */
-
-Lisp_Object Qpostscript;
-
-/* Keyword symbols. */
-
-Lisp_Object QCloader, QCbounding_box, QCpt_width, QCpt_height;
-
-/* Indices of image specification fields in gs_format, below. */
-
-enum gs_keyword_index
+ (display)
+ Lisp_Object display;
{
- GS_TYPE,
- GS_PT_WIDTH,
- GS_PT_HEIGHT,
- GS_FILE,
- GS_LOADER,
- GS_BOUNDING_BOX,
- GS_ASCENT,
- GS_MARGIN,
- GS_RELIEF,
- GS_ALGORITHM,
- GS_HEURISTIC_MASK,
- GS_MASK,
- GS_BACKGROUND,
- GS_LAST
-};
-
-/* Vector of image_keyword structures describing the format
- of valid user-defined image specifications. */
+ struct x_display_info *dpyinfo = check_x_display_info (display);
+ int i;
-static struct image_keyword gs_format[GS_LAST] =
-{
- {":type", IMAGE_SYMBOL_VALUE, 1},
- {":pt-width", IMAGE_POSITIVE_INTEGER_VALUE, 1},
- {":pt-height", IMAGE_POSITIVE_INTEGER_VALUE, 1},
- {":file", IMAGE_STRING_VALUE, 1},
- {":loader", IMAGE_FUNCTION_VALUE, 0},
- {":bounding-box", IMAGE_DONT_CHECK_VALUE_TYPE, 1},
- {":ascent", IMAGE_ASCENT_VALUE, 0},
- {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0},
- {":relief", IMAGE_INTEGER_VALUE, 0},
- {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE, 0},
- {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0},
- {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0},
- {":background", IMAGE_STRING_OR_NIL_VALUE, 0}
-};
+ if (dpyinfo->reference_count > 0)
+ error ("Display still has frames on it");
-/* Structure describing the image type `ghostscript'. */
+ BLOCK_INPUT;
+ /* Free the fonts in the font table. */
+ for (i = 0; i < dpyinfo->n_fonts; i++)
+ if (dpyinfo->font_table[i].name)
+ {
+ XFreeFont (dpyinfo->display, dpyinfo->font_table[i].font);
+ }
-static struct image_type gs_type =
-{
- &Qpostscript,
- gs_image_p,
- gs_load,
- gs_clear_image,
- NULL
-};
+ x_destroy_all_bitmaps (dpyinfo);
+ XSetCloseDownMode (dpyinfo->display, DestroyAll);
+#ifdef USE_X_TOOLKIT
+ XtCloseDisplay (dpyinfo->display);
+#else
+ XCloseDisplay (dpyinfo->display);
+#endif
-/* Free X resources of Ghostscript image IMG which is used on frame F. */
+ x_delete_display (dpyinfo);
+ UNBLOCK_INPUT;
-static void
-gs_clear_image (f, img)
- struct frame *f;
- struct image *img;
-{
- /* IMG->data.ptr_val may contain a recorded colormap. */
- xfree (img->data.ptr_val);
- x_clear_image (f, img);
+ return Qnil;
}
-
-/* Return non-zero if OBJECT is a valid Ghostscript image
- specification. */
-
-static int
-gs_image_p (object)
- Lisp_Object object;
+DEFUN ("x-display-list", Fx_display_list, Sx_display_list, 0, 0, 0,
+ doc: /* Return the list of display names that Emacs has connections to. */)
+ ()
{
- struct image_keyword fmt[GS_LAST];
- Lisp_Object tem;
- int i;
-
- bcopy (gs_format, fmt, sizeof fmt);
-
- if (!parse_image_spec (object, fmt, GS_LAST, Qpostscript))
- return 0;
-
- /* Bounding box must be a list or vector containing 4 integers. */
- tem = fmt[GS_BOUNDING_BOX].value;
- if (CONSP (tem))
- {
- for (i = 0; i < 4; ++i, tem = XCDR (tem))
- if (!CONSP (tem) || !INTEGERP (XCAR (tem)))
- return 0;
- if (!NILP (tem))
- return 0;
- }
- else if (VECTORP (tem))
- {
- if (XVECTOR (tem)->size != 4)
- return 0;
- for (i = 0; i < 4; ++i)
- if (!INTEGERP (XVECTOR (tem)->contents[i]))
- return 0;
- }
- else
- return 0;
+ Lisp_Object tail, result;
+
+ result = Qnil;
+ for (tail = x_display_name_list; ! NILP (tail); tail = XCDR (tail))
+ result = Fcons (XCAR (XCAR (tail)), result);
- return 1;
+ return result;
}
+DEFUN ("x-synchronize", Fx_synchronize, Sx_synchronize, 1, 2, 0,
+ doc: /* If ON is non-nil, report X errors as soon as the erring request is made.
+If ON is nil, allow buffering of requests.
+Turning on synchronization prohibits the Xlib routines from buffering
+requests and seriously degrades performance, but makes debugging much
+easier.
+The optional second argument DISPLAY specifies which display to act on.
+DISPLAY should be either a frame or a display name (a string).
+If DISPLAY is omitted or nil, that stands for the selected frame's display. */)
+ (on, display)
+ Lisp_Object display, on;
+{
+ struct x_display_info *dpyinfo = check_x_display_info (display);
-/* Load Ghostscript image IMG for use on frame F. Value is non-zero
- if successful. */
+ XSynchronize (dpyinfo->display, !EQ (on, Qnil));
-static int
-gs_load (f, img)
- struct frame *f;
- struct image *img;
-{
- char buffer[100];
- Lisp_Object window_and_pixmap_id = Qnil, loader, pt_height, pt_width;
- struct gcpro gcpro1, gcpro2;
- Lisp_Object frame;
- double in_width, in_height;
- Lisp_Object pixel_colors = Qnil;
-
- /* Compute pixel size of pixmap needed from the given size in the
- image specification. Sizes in the specification are in pt. 1 pt
- = 1/72 in, xdpi and ydpi are stored in the frame's X display
- info. */
- pt_width = image_spec_value (img->spec, QCpt_width, NULL);
- in_width = XFASTINT (pt_width) / 72.0;
- img->width = in_width * FRAME_X_DISPLAY_INFO (f)->resx;
- pt_height = image_spec_value (img->spec, QCpt_height, NULL);
- in_height = XFASTINT (pt_height) / 72.0;
- img->height = in_height * FRAME_X_DISPLAY_INFO (f)->resy;
-
- /* Create the pixmap. */
- xassert (img->pixmap == None);
- img->pixmap = XCreatePixmap (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f),
- img->width, img->height,
- DefaultDepthOfScreen (FRAME_X_SCREEN (f)));
-
- if (!img->pixmap)
- {
- image_error ("Unable to create pixmap for `%s'", img->spec, Qnil);
- return 0;
- }
-
- /* Call the loader to fill the pixmap. It returns a process object
- if successful. We do not record_unwind_protect here because
- other places in redisplay like calling window scroll functions
- don't either. Let the Lisp loader use `unwind-protect' instead. */
- GCPRO2 (window_and_pixmap_id, pixel_colors);
-
- sprintf (buffer, "%lu %lu",
- (unsigned long) FRAME_X_WINDOW (f),
- (unsigned long) img->pixmap);
- window_and_pixmap_id = build_string (buffer);
-
- sprintf (buffer, "%lu %lu",
- FRAME_FOREGROUND_PIXEL (f),
- FRAME_BACKGROUND_PIXEL (f));
- pixel_colors = build_string (buffer);
-
- XSETFRAME (frame, f);
- loader = image_spec_value (img->spec, QCloader, NULL);
- if (NILP (loader))
- loader = intern ("gs-load-image");
-
- img->data.lisp_val = call6 (loader, frame, img->spec,
- make_number (img->width),
- make_number (img->height),
- window_and_pixmap_id,
- pixel_colors);
- UNGCPRO;
- return PROCESSP (img->data.lisp_val);
+ return Qnil;
}
-
-/* Kill the Ghostscript process that was started to fill PIXMAP on
- frame F. Called from XTread_socket when receiving an event
- telling Emacs that Ghostscript has finished drawing. */
+/* Wait for responses to all X commands issued so far for frame F. */
void
-x_kill_gs_process (pixmap, f)
- Pixmap pixmap;
- struct frame *f;
+x_sync (f)
+ FRAME_PTR f;
{
- struct image_cache *c = FRAME_X_IMAGE_CACHE (f);
- int class, i;
- struct image *img;
-
- /* Find the image containing PIXMAP. */
- for (i = 0; i < c->used; ++i)
- if (c->images[i]->pixmap == pixmap)
- break;
-
- /* Should someone in between have cleared the image cache, for
- instance, give up. */
- if (i == c->used)
- return;
-
- /* Kill the GS process. We should have found PIXMAP in the image
- cache and its image should contain a process object. */
- img = c->images[i];
- xassert (PROCESSP (img->data.lisp_val));
- Fkill_process (img->data.lisp_val, Qnil);
- img->data.lisp_val = Qnil;
-
- /* On displays with a mutable colormap, figure out the colors
- allocated for the image by looking at the pixels of an XImage for
- img->pixmap. */
- class = FRAME_X_VISUAL (f)->class;
- if (class != StaticColor && class != StaticGray && class != TrueColor)
- {
- XImage *ximg;
-
- BLOCK_INPUT;
-
- /* Try to get an XImage for img->pixmep. */
- ximg = XGetImage (FRAME_X_DISPLAY (f), img->pixmap,
- 0, 0, img->width, img->height, ~0, ZPixmap);
- if (ximg)
- {
- int x, y;
-
- /* Initialize the color table. */
- init_color_table ();
-
- /* For each pixel of the image, look its color up in the
- color table. After having done so, the color table will
- contain an entry for each color used by the image. */
- for (y = 0; y < img->height; ++y)
- for (x = 0; x < img->width; ++x)
- {
- unsigned long pixel = XGetPixel (ximg, x, y);
- lookup_pixel_color (f, pixel);
- }
-
- /* Record colors in the image. Free color table and XImage. */
- img->colors = colors_in_color_table (&img->ncolors);
- free_color_table ();
- XDestroyImage (ximg);
-
-#if 0 /* This doesn't seem to be the case. If we free the colors
- here, we get a BadAccess later in x_clear_image when
- freeing the colors. */
- /* We have allocated colors once, but Ghostscript has also
- allocated colors on behalf of us. So, to get the
- reference counts right, free them once. */
- if (img->ncolors)
- x_free_colors (f, img->colors, img->ncolors);
-#endif
- }
- else
- image_error ("Cannot get X image of `%s'; colors will not be freed",
- img->spec, Qnil);
-
- UNBLOCK_INPUT;
- }
-
- /* Now that we have the pixmap, compute mask and transform the
- image if requested. */
BLOCK_INPUT;
- postprocess_image (f, img);
+ XSync (FRAME_X_DISPLAY (f), False);
UNBLOCK_INPUT;
}
-
\f
/***********************************************************************
Window properties
***********************************************************************/
DEFUN ("x-change-window-property", Fx_change_window_property,
- Sx_change_window_property, 2, 3, 0,
+ Sx_change_window_property, 2, 6, 0,
doc: /* Change window property PROP to VALUE on the X window of FRAME.
-PROP and VALUE must be strings. FRAME nil or omitted means use the
-selected frame. Value is VALUE. */)
- (prop, value, frame)
- Lisp_Object frame, prop, value;
+PROP must be a string.
+VALUE may be a string or a list of conses, numbers and/or strings.
+If an element in the list is a string, it is converted to
+an Atom and the value of the Atom is used. If an element is a cons,
+it is converted to a 32 bit number where the car is the 16 top bits and the
+cdr is the lower 16 bits.
+FRAME nil or omitted means use the selected frame.
+If TYPE is given and non-nil, it is the name of the type of VALUE.
+If TYPE is not given or nil, the type is STRING.
+FORMAT gives the size in bits of each element if VALUE is a list.
+It must be one of 8, 16 or 32.
+If VALUE is a string or FORMAT is nil or not given, FORMAT defaults to 8.
+If OUTER_P is non-nil, the property is changed for the outer X window of
+FRAME. Default is to change on the edit X window.
+
+Value is VALUE. */)
+ (prop, value, frame, type, format, outer_p)
+ Lisp_Object prop, value, frame, type, format, outer_p;
{
struct frame *f = check_x_frame (frame);
Atom prop_atom;
+ Atom target_type = XA_STRING;
+ int element_format = 8;
+ unsigned char *data;
+ int nelements;
+ Window w;
CHECK_STRING (prop);
- CHECK_STRING (value);
+
+ if (! NILP (format))
+ {
+ CHECK_NUMBER (format);
+ element_format = XFASTINT (format);
+
+ if (element_format != 8 && element_format != 16
+ && element_format != 32)
+ error ("FORMAT must be one of 8, 16 or 32");
+ }
+
+ if (CONSP (value))
+ {
+ nelements = x_check_property_data (value);
+ if (nelements == -1)
+ error ("Bad data in VALUE, must be number, string or cons");
+
+ if (element_format == 8)
+ data = (unsigned char *) xmalloc (nelements);
+ else if (element_format == 16)
+ data = (unsigned char *) xmalloc (nelements*2);
+ else
+ data = (unsigned char *) xmalloc (nelements*4);
+
+ x_fill_property_data (FRAME_X_DISPLAY (f), value, data, element_format);
+ }
+ else
+ {
+ CHECK_STRING (value);
+ data = SDATA (value);
+ nelements = SCHARS (value);
+ }
BLOCK_INPUT;
prop_atom = XInternAtom (FRAME_X_DISPLAY (f), SDATA (prop), False);
- XChangeProperty (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f),
- prop_atom, XA_STRING, 8, PropModeReplace,
- SDATA (value), SCHARS (value));
+ if (! NILP (type))
+ {
+ CHECK_STRING (type);
+ target_type = XInternAtom (FRAME_X_DISPLAY (f), SDATA (type), False);
+ }
+
+ if (! NILP (outer_p)) w = FRAME_OUTER_WINDOW (f);
+ else w = FRAME_X_WINDOW (f);
+
+ XChangeProperty (FRAME_X_DISPLAY (f), w,
+ prop_atom, target_type, element_format, PropModeReplace,
+ data, nelements);
+
+ if (CONSP (value)) xfree (data);
/* Make sure the property is set when we return. */
XFlush (FRAME_X_DISPLAY (f));
DEFUN ("x-window-property", Fx_window_property, Sx_window_property,
- 1, 2, 0,
+ 1, 6, 0,
doc: /* Value is the value of window property PROP on FRAME.
-If FRAME is nil or omitted, use the selected frame. Value is nil
-if FRAME hasn't a property with name PROP or if PROP has no string
-value. */)
- (prop, frame)
- Lisp_Object prop, frame;
+If FRAME is nil or omitted, use the selected frame.
+If TYPE is nil or omitted, get the property as a string. Otherwise TYPE
+is the name of the Atom that denotes the type expected.
+If SOURCE is non-nil, get the property on that window instead of from
+FRAME. The number 0 denotes the root window.
+If DELETE_P is non-nil, delete the property after retreiving it.
+If VECTOR_RET_P is non-nil, don't return a string but a vector of values.
+
+Value is nil if FRAME hasn't a property with name PROP or if PROP has
+no value of TYPE. */)
+ (prop, frame, type, source, delete_p, vector_ret_p)
+ Lisp_Object prop, frame, type, source, delete_p, vector_ret_p;
{
struct frame *f = check_x_frame (frame);
Atom prop_atom;
Lisp_Object prop_value = Qnil;
char *tmp_data = NULL;
Atom actual_type;
+ Atom target_type = XA_STRING;
int actual_format;
unsigned long actual_size, bytes_remaining;
+ Window target_window = FRAME_X_WINDOW (f);
+ struct gcpro gcpro1;
+ GCPRO1 (prop_value);
CHECK_STRING (prop);
+
+ if (! NILP (source))
+ {
+ if (NUMBERP (source))
+ {
+ if (FLOATP (source))
+ target_window = (Window) XFLOAT (source);
+ else
+ target_window = XFASTINT (source);
+
+ if (target_window == 0)
+ target_window = FRAME_X_DISPLAY_INFO (f)->root_window;
+ }
+ else if (CONSP (source))
+ target_window = cons_to_long (source);
+ }
+
BLOCK_INPUT;
+ if (STRINGP (type))
+ {
+ if (strcmp ("AnyPropertyType", SDATA (type)) == 0)
+ target_type = AnyPropertyType;
+ else
+ target_type = XInternAtom (FRAME_X_DISPLAY (f), SDATA (type), False);
+ }
+
prop_atom = XInternAtom (FRAME_X_DISPLAY (f), SDATA (prop), False);
- rc = XGetWindowProperty (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f),
- prop_atom, 0, 0, False, XA_STRING,
+ rc = XGetWindowProperty (FRAME_X_DISPLAY (f), target_window,
+ prop_atom, 0, 0, False, target_type,
&actual_type, &actual_format, &actual_size,
&bytes_remaining, (unsigned char **) &tmp_data);
if (rc == Success)
XFree (tmp_data);
tmp_data = NULL;
- rc = XGetWindowProperty (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f),
+ rc = XGetWindowProperty (FRAME_X_DISPLAY (f), target_window,
prop_atom, 0, bytes_remaining,
- False, XA_STRING,
- &actual_type, &actual_format,
- &actual_size, &bytes_remaining,
+ ! NILP (delete_p), target_type,
+ &actual_type, &actual_format,
+ &actual_size, &bytes_remaining,
(unsigned char **) &tmp_data);
if (rc == Success && tmp_data)
- prop_value = make_string (tmp_data, size);
+ {
+ if (NILP (vector_ret_p))
+ prop_value = make_string (tmp_data, size);
+ else
+ prop_value = x_property_data_to_lisp (f,
+ (unsigned char *) tmp_data,
+ actual_type,
+ actual_format,
+ actual_size);
+ }
- XFree (tmp_data);
+ if (tmp_data) XFree (tmp_data);
}
UNBLOCK_INPUT;
+ UNGCPRO;
return prop_value;
}
{
EMACS_TIME delay;
int secs, usecs = 0;
-
+
cancel_hourglass ();
if (INTEGERP (Vhourglass_delay)
}
else
secs = DEFAULT_HOURGLASS_DELAY;
-
+
EMACS_SET_SECS_USECS (delay, secs, usecs);
hourglass_atimer = start_atimer (ATIMER_RELATIVE, delay,
show_hourglass, NULL);
cancel_atimer (hourglass_atimer);
hourglass_atimer = NULL;
}
-
+
if (hourglass_shown_p)
hide_hourglass ();
}
if (!hourglass_shown_p)
{
Lisp_Object rest, frame;
-
+
BLOCK_INPUT;
-
+
FOR_EACH_FRAME (rest, frame)
{
struct frame *f = XFRAME (frame);
-
+
if (FRAME_LIVE_P (f) && FRAME_X_P (f) && FRAME_X_DISPLAY (f))
{
Display *dpy = FRAME_X_DISPLAY (f);
-
+
#ifdef USE_X_TOOLKIT
if (f->output_data.x->widget)
#else
#endif
{
f->output_data.x->hourglass_p = 1;
-
+
if (!f->output_data.x->hourglass_window)
{
unsigned long mask = CWCursor;
XSetWindowAttributes attrs;
-
+
attrs.cursor = f->output_data.x->hourglass_cursor;
-
+
f->output_data.x->hourglass_window
= XCreateWindow (dpy, FRAME_OUTER_WINDOW (f),
0, 0, 32000, 32000, 0, 0,
CopyFromParent,
mask, &attrs);
}
-
+
XMapRaised (dpy, f->output_data.x->hourglass_window);
XFlush (dpy);
}
FOR_EACH_FRAME (rest, frame)
{
struct frame *f = XFRAME (frame);
-
+
if (FRAME_X_P (f)
/* Watch out for newly created frames. */
&& f->output_data.x->hourglass_window)
Lisp_Object, Lisp_Object));
static void compute_tip_xy P_ ((struct frame *, Lisp_Object, Lisp_Object,
Lisp_Object, int, int, int *, int *));
-
+
/* The frame of a currently visible tooltip. */
Lisp_Object tip_frame;
tip_window = None;
tip_frame = Qnil;
}
-
+
return deleted;
}
XSETFRAME (frame, f);
buffer = Fget_buffer_create (build_string (" *tip*"));
- Fset_window_buffer (FRAME_ROOT_WINDOW (f), buffer);
+ Fset_window_buffer (FRAME_ROOT_WINDOW (f), buffer, Qnil);
old_buffer = current_buffer;
set_buffer_internal_1 (XBUFFER (buffer));
current_buffer->truncate_lines = Qnil;
Ferase_buffer ();
Finsert (1, &text);
set_buffer_internal_1 (old_buffer);
-
+
FRAME_CAN_HAVE_SCROLL_BARS (f) = 0;
record_unwind_protect (unwind_create_tip_frame, frame);
+ f->display = dpyinfo->frame_display;
+ f->display->reference_count++;
+
/* By setting the output method, we're essentially saying that
the frame is live, as per FRAME_LIVE_P. If we get a signal
from this point on, x_destroy_window might screw up reference
f->output_data.x = (struct x_output *) xmalloc (sizeof (struct x_output));
bzero (f->output_data.x, sizeof (struct x_output));
f->output_data.x->icon_bitmap = -1;
- f->output_data.x->fontset = -1;
+ FRAME_FONTSET (f) = -1;
f->output_data.x->scroll_bar_foreground_pixel = -1;
f->output_data.x->scroll_bar_background_pixel = -1;
#ifdef USE_TOOLKIT_SCROLL_BARS
{
Lisp_Object black;
struct gcpro gcpro1;
-
+
black = build_string ("black");
GCPRO1 (black);
f->output_data.x->foreground_pixel
else
font = x_new_font (f, SDATA (font));
}
-
+
/* Try out a font which we hope has bold and italic variations. */
if (!STRINGP (font))
font = x_new_font (f, "-adobe-courier-medium-r-*-*-*-120-*-*-*-*-iso8859-1");
x_default_parameter (f, parms, Qborder_width, make_number (2),
"borderWidth", "BorderWidth", RES_TYPE_NUMBER);
-
+
/* This defaults to 2 in order to match xterm. We recognize either
internalBorderWidth or internalBorder (which is what xterm calls
it). */
end up in init_iterator with a null face cache, which should not
happen. */
init_frame_faces (f);
-
+
f->output_data.x->parent_desc = FRAME_X_DISPLAY_INFO (f)->root_window;
- window_prompting = x_figure_window_size (f, parms);
- if (window_prompting & XNegative)
- {
- if (window_prompting & YNegative)
- f->output_data.x->win_gravity = SouthEastGravity;
- else
- f->output_data.x->win_gravity = NorthEastGravity;
- }
- else
- {
- if (window_prompting & YNegative)
- f->output_data.x->win_gravity = SouthWestGravity;
- else
- f->output_data.x->win_gravity = NorthWestGravity;
- }
+ window_prompting = x_figure_window_size (f, parms, 0);
- f->output_data.x->size_hint_flags = window_prompting;
{
XSetWindowAttributes attrs;
unsigned long mask;
-
+
BLOCK_INPUT;
mask = CWBackPixel | CWOverrideRedirect | CWEventMask;
if (DoesSaveUnders (dpyinfo->screen))
mask |= CWSaveUnder;
-
+
/* Window managers look at the override-redirect flag to determine
whether or net to give windows a decoration (Xlib spec, chapter
3.2.8). */
x_default_parameter (f, parms, Qcursor_type, Qbox,
"cursorType", "CursorType", RES_TYPE_SYMBOL);
- /* Dimensions, especially f->height, must be done via change_frame_size.
+ /* Dimensions, especially FRAME_LINES (f), must be done via change_frame_size.
Change will not be effected unless different from the current
- f->height. */
- width = f->width;
- height = f->height;
- f->height = 0;
- SET_FRAME_WIDTH (f, 0);
+ FRAME_LINES (f). */
+ width = FRAME_COLS (f);
+ height = FRAME_LINES (f);
+ SET_FRAME_COLS (f, 0);
+ FRAME_LINES (f) = 0;
change_frame_size (f, height, width, 1, 0, 0);
+ /* Add `tooltip' frame parameter's default value. */
+ if (NILP (Fframe_parameter (frame, intern ("tooltip"))))
+ Fmodify_frame_parameters (frame, Fcons (Fcons (intern ("tooltip"), Qt),
+ Qnil));
+
/* Set up faces after all frame parameters are known. This call
also merges in face attributes specified for new frames.
/* Set tip_frame here, so that */
tip_frame = frame;
call1 (Qface_set_after_frame_default, frame);
-
+
if (!EQ (bg, Fframe_parameter (frame, Qbackground_color)))
Fmodify_frame_parameters (frame, Fcons (Fcons (Qbackground_color, bg),
Qnil));
}
-
+
+ Fmodify_frame_parameters (frame, Fcons (Fcons (Qwindow_system, Qx), Qnil));
+
f->no_split = 1;
UNGCPRO;
int win_x, win_y;
Window root, child;
unsigned pmask;
-
+
/* User-specified position? */
left = Fcdr (Fassq (Qleft, parms));
top = Fcdr (Fassq (Qtop, parms));
-
+
/* Move the tooltip window where the mouse pointer is. Resize and
show it. */
if (!INTEGERP (left) || !INTEGERP (top))
struct gcpro gcpro1, gcpro2, gcpro3, gcpro4;
int old_windows_or_buffers_changed = windows_or_buffers_changed;
int count = SPECPDL_INDEX ();
-
+
specbind (Qinhibit_redisplay, Qt);
GCPRO4 (string, parms, frame, timeout);
timeout = make_number (5);
else
CHECK_NATNUM (timeout);
-
+
if (NILP (dx))
dx = make_number (5);
else
CHECK_NUMBER (dx);
-
+
if (NILP (dy))
dy = make_number (-10);
else
&& !NILP (Fequal (last_parms, parms)))
{
struct frame *f = XFRAME (tip_frame);
-
+
/* Only DX and DY have changed. */
if (!NILP (tip_timer))
{
}
BLOCK_INPUT;
- compute_tip_xy (f, parms, dx, dy, PIXEL_WIDTH (f),
- PIXEL_HEIGHT (f), &root_x, &root_y);
+ compute_tip_xy (f, parms, dx, dy, FRAME_PIXEL_WIDTH (f),
+ FRAME_PIXEL_HEIGHT (f), &root_x, &root_y);
XMoveWindow (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f),
root_x, root_y);
UNBLOCK_INPUT;
/* Set up the frame's root window. */
w = XWINDOW (FRAME_ROOT_WINDOW (f));
- w->left = w->top = make_number (0);
-
+ w->left_col = w->top_line = make_number (0);
+
if (CONSP (Vx_max_tooltip_size)
&& INTEGERP (XCAR (Vx_max_tooltip_size))
&& XINT (XCAR (Vx_max_tooltip_size)) > 0
&& INTEGERP (XCDR (Vx_max_tooltip_size))
&& XINT (XCDR (Vx_max_tooltip_size)) > 0)
{
- w->width = XCAR (Vx_max_tooltip_size);
- w->height = XCDR (Vx_max_tooltip_size);
+ w->total_cols = XCAR (Vx_max_tooltip_size);
+ w->total_lines = XCDR (Vx_max_tooltip_size);
}
else
{
- w->width = make_number (80);
- w->height = make_number (40);
+ w->total_cols = make_number (80);
+ w->total_lines = make_number (40);
}
-
- f->window_width = XINT (w->width);
+
+ FRAME_TOTAL_COLS (f) = XINT (w->total_cols);
adjust_glyphs (f);
w->pseudo_window_p = 1;
}
else
row_width = row->pixel_width;
-
+
height += row->height;
width = max (width, row_width);
}
root_x, root_y, width, height);
XMapRaised (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f));
UNBLOCK_INPUT;
-
+
/* Draw into the window. */
w->must_be_updated_p = 1;
update_single_window (w, 1);
/* Return quickly if nothing to do. */
if (NILP (tip_timer) && NILP (tip_frame))
return Qnil;
-
+
frame = tip_frame;
timer = tip_timer;
GCPRO2 (frame, timer);
tip_frame = tip_timer = deleted = Qnil;
-
+
count = SPECPDL_INDEX ();
specbind (Qinhibit_redisplay, Qt);
specbind (Qinhibit_quit, Qt);
-
+
if (!NILP (timer))
call1 (Qcancel_timer, timer);
dir = Fexpand_file_name (dir, Qnil);
dir_xmstring = XmStringCreateLocalized (SDATA (dir));
pattern_xmstring = XmStringCreateLocalized ("*");
-
+
XtSetArg (al[ac], XmNtitle, SDATA (prompt)); ++ac;
XtSetArg (al[ac], XmNdirectory, dir_xmstring); ++ac;
XtSetArg (al[ac], XmNpattern, pattern_xmstring); ++ac;
help = XmFileSelectionBoxGetChild (dialog, XmDIALOG_HELP_BUTTON);
XtSetSensitive (help, False);
- /* Mark OK button as default. */
+ /* Mark OK button as default. */
XtVaSetValues (XmFileSelectionBoxGetChild (dialog, XmDIALOG_OK_BUTTON),
XmNshowAsDefault, True, NULL);
XmListSetPos (list, item_pos);
}
- /* Process events until the user presses Cancel or OK. Block
- and unblock input here so that we get a chance of processing
- expose events. */
- UNBLOCK_INPUT;
+ /* Process events until the user presses Cancel or OK. */
result = 0;
while (result == 0)
{
- BLOCK_INPUT;
- XtAppProcessEvent (Xt_app_con, XtIMAll);
- UNBLOCK_INPUT;
+ XEvent event;
+ XtAppNextEvent (Xt_app_con, &event);
+ (void) x_dispatch_event (&event, FRAME_X_DISPLAY (f) );
}
- BLOCK_INPUT;
/* Get the result. */
if (result == XmCR_OK)
{
XmString text;
String data;
-
+
XtVaGetValues (dialog, XmNtextString, &text, NULL);
XmStringGetLtoR (text, XmFONTLIST_DEFAULT_TAG, &data);
XmStringFree (text);
/* Make "Cancel" equivalent to C-g. */
if (NILP (file))
Fsignal (Qquit, Qnil);
-
+
return unbind_to (count, file);
}
#endif /* USE_MOTIF */
+#ifdef USE_GTK
+
+DEFUN ("x-file-dialog", Fx_file_dialog, Sx_file_dialog, 2, 4, 0,
+ "Read file name, prompting with PROMPT in directory DIR.\n\
+Use a file selection dialog.\n\
+Select DEFAULT-FILENAME in the dialog's file selection box, if\n\
+specified. Don't let the user enter a file name in the file\n\
+selection dialog's entry field, if MUSTMATCH is non-nil.")
+ (prompt, dir, default_filename, mustmatch)
+ Lisp_Object prompt, dir, default_filename, mustmatch;
+{
+ FRAME_PTR f = SELECTED_FRAME ();
+ char *fn;
+ Lisp_Object file = Qnil;
+ int count = specpdl_ptr - specpdl;
+ struct gcpro gcpro1, gcpro2, gcpro3, gcpro4, gcpro5;
+ char *cdef_file;
+
+ GCPRO5 (prompt, dir, default_filename, mustmatch, file);
+ CHECK_STRING (prompt);
+ CHECK_STRING (dir);
+
+ /* Prevent redisplay. */
+ specbind (Qinhibit_redisplay, Qt);
+
+ BLOCK_INPUT;
+
+ if (STRINGP (default_filename))
+ cdef_file = SDATA (default_filename);
+ else
+ cdef_file = SDATA (dir);
+
+ fn = xg_get_file_name (f, SDATA (prompt), cdef_file, ! NILP (mustmatch));
+
+ if (fn)
+ {
+ file = build_string (fn);
+ xfree (fn);
+ }
+
+ UNBLOCK_INPUT;
+ UNGCPRO;
+
+ /* Make "Cancel" equivalent to C-g. */
+ if (NILP (file))
+ Fsignal (Qquit, Qnil);
+
+ return unbind_to (count, file);
+}
+
+#endif /* USE_GTK */
\f
/***********************************************************************
UNBLOCK_INPUT;
return Qnil;
}
-
+
have_keys = Qnil;
kb = XkbGetMap (dpy, XkbAllMapComponentsMask, XkbUseCoreKbd);
if (kb)
}
XkbFreeClientMap (kb, 0, True);
-
+
if (delete_keycode
&& backspace_keycode
&& XKeysymToKeycode (dpy, XK_Delete) == delete_keycode
Initialization
***********************************************************************/
+/* Keep this list in the same order as frame_parms in frame.c.
+ Use 0 for unsupported frame parameters. */
+
+frame_parm_handler x_frame_parm_handlers[] =
+{
+ x_set_autoraise,
+ x_set_autolower,
+ x_set_background_color,
+ x_set_border_color,
+ x_set_border_width,
+ x_set_cursor_color,
+ x_set_cursor_type,
+ x_set_font,
+ x_set_foreground_color,
+ x_set_icon_name,
+ x_set_icon_type,
+ x_set_internal_border_width,
+ x_set_menu_bar_lines,
+ x_set_mouse_color,
+ x_explicitly_set_name,
+ x_set_scroll_bar_width,
+ x_set_title,
+ x_set_unsplittable,
+ x_set_vertical_scroll_bars,
+ x_set_visibility,
+ x_set_tool_bar_lines,
+ x_set_scroll_bar_foreground,
+ x_set_scroll_bar_background,
+ x_set_screen_gamma,
+ x_set_line_spacing,
+ x_set_fringe_width,
+ x_set_fringe_width,
+ x_set_wait_for_wm,
+ x_set_fullscreen,
+};
+
void
syms_of_xfns ()
{
/* The section below is built by the lisp expression at the top of the file,
just above where these variables are declared. */
/*&&& init symbols here &&&*/
- Qauto_raise = intern ("auto-raise");
- staticpro (&Qauto_raise);
- Qauto_lower = intern ("auto-lower");
- staticpro (&Qauto_lower);
- Qborder_color = intern ("border-color");
- staticpro (&Qborder_color);
- Qborder_width = intern ("border-width");
- staticpro (&Qborder_width);
- Qcursor_color = intern ("cursor-color");
- staticpro (&Qcursor_color);
- Qcursor_type = intern ("cursor-type");
- staticpro (&Qcursor_type);
- Qgeometry = intern ("geometry");
- staticpro (&Qgeometry);
- Qicon_left = intern ("icon-left");
- staticpro (&Qicon_left);
- Qicon_top = intern ("icon-top");
- staticpro (&Qicon_top);
- Qicon_type = intern ("icon-type");
- staticpro (&Qicon_type);
- Qicon_name = intern ("icon-name");
- staticpro (&Qicon_name);
- Qinternal_border_width = intern ("internal-border-width");
- staticpro (&Qinternal_border_width);
- Qleft = intern ("left");
- staticpro (&Qleft);
- Qright = intern ("right");
- staticpro (&Qright);
- Qmouse_color = intern ("mouse-color");
- staticpro (&Qmouse_color);
Qnone = intern ("none");
staticpro (&Qnone);
- Qparent_id = intern ("parent-id");
- staticpro (&Qparent_id);
- Qscroll_bar_width = intern ("scroll-bar-width");
- staticpro (&Qscroll_bar_width);
Qsuppress_icon = intern ("suppress-icon");
staticpro (&Qsuppress_icon);
Qundefined_color = intern ("undefined-color");
staticpro (&Qundefined_color);
- Qvertical_scroll_bars = intern ("vertical-scroll-bars");
- staticpro (&Qvertical_scroll_bars);
- Qvisibility = intern ("visibility");
- staticpro (&Qvisibility);
- Qwindow_id = intern ("window-id");
- staticpro (&Qwindow_id);
- Qouter_window_id = intern ("outer-window-id");
- staticpro (&Qouter_window_id);
- Qx_frame_parameter = intern ("x-frame-parameter");
- staticpro (&Qx_frame_parameter);
- Qx_resource_name = intern ("x-resource-name");
- staticpro (&Qx_resource_name);
- Quser_position = intern ("user-position");
- staticpro (&Quser_position);
- Quser_size = intern ("user-size");
- staticpro (&Quser_size);
- Qscroll_bar_foreground = intern ("scroll-bar-foreground");
- staticpro (&Qscroll_bar_foreground);
- Qscroll_bar_background = intern ("scroll-bar-background");
- staticpro (&Qscroll_bar_background);
- Qscreen_gamma = intern ("screen-gamma");
- staticpro (&Qscreen_gamma);
- Qline_spacing = intern ("line-spacing");
- staticpro (&Qline_spacing);
- Qcenter = intern ("center");
- staticpro (&Qcenter);
Qcompound_text = intern ("compound-text");
staticpro (&Qcompound_text);
Qcancel_timer = intern ("cancel-timer");
staticpro (&Qcancel_timer);
- Qwait_for_wm = intern ("wait-for-wm");
- staticpro (&Qwait_for_wm);
- Qfullscreen = intern ("fullscreen");
- staticpro (&Qfullscreen);
- Qfullwidth = intern ("fullwidth");
- staticpro (&Qfullwidth);
- Qfullheight = intern ("fullheight");
- staticpro (&Qfullheight);
- Qfullboth = intern ("fullboth");
- staticpro (&Qfullboth);
/* This is the end of symbol initialization. */
/* Text property `display' should be nonsticky by default. */
= Fcons (Fcons (Qdisplay, Qt), Vtext_property_default_nonsticky);
- Qlaplace = intern ("laplace");
- staticpro (&Qlaplace);
- Qemboss = intern ("emboss");
- staticpro (&Qemboss);
- Qedge_detection = intern ("edge-detection");
- staticpro (&Qedge_detection);
- Qheuristic = intern ("heuristic");
- staticpro (&Qheuristic);
- QCmatrix = intern (":matrix");
- staticpro (&QCmatrix);
- QCcolor_adjustment = intern (":color-adjustment");
- staticpro (&QCcolor_adjustment);
- QCmask = intern (":mask");
- staticpro (&QCmask);
-
- Qface_set_after_frame_default = intern ("face-set-after-frame-default");
- staticpro (&Qface_set_after_frame_default);
-
Fput (Qundefined_color, Qerror_conditions,
Fcons (Qundefined_color, Fcons (Qerror, Qnil)));
Fput (Qundefined_color, Qerror_message,
build_string ("Undefined color"));
- init_x_parm_symbols ();
-
- DEFVAR_BOOL ("cross-disabled-images", &cross_disabled_images,
- doc: /* Non-nil means always draw a cross over disabled images.
-Disabled images are those having an `:conversion disabled' property.
-A cross is always drawn on black & white displays. */);
- cross_disabled_images = 0;
-
- DEFVAR_LISP ("x-bitmap-file-path", &Vx_bitmap_file_path,
- doc: /* List of directories to search for bitmap files for X. */);
- Vx_bitmap_file_path = decode_env_path ((char *) 0, PATH_BITMAPS);
-
DEFVAR_LISP ("x-pointer-shape", &Vx_pointer_shape,
doc: /* The shape of the pointer when over text.
Changing the value does not affect existing frames
unless you set the mouse color. */);
Vx_pointer_shape = Qnil;
- DEFVAR_LISP ("x-resource-name", &Vx_resource_name,
- doc: /* The name Emacs uses to look up X resources.
-`x-get-resource' uses this as the first component of the instance name
-when requesting resource values.
-Emacs initially sets `x-resource-name' to the name under which Emacs
-was invoked, or to the value specified with the `-name' or `-rn'
-switches, if present.
-
-It may be useful to bind this variable locally around a call
-to `x-get-resource'. See also the variable `x-resource-class'. */);
- Vx_resource_name = Qnil;
-
- DEFVAR_LISP ("x-resource-class", &Vx_resource_class,
- doc: /* The class Emacs uses to look up X resources.
-`x-get-resource' uses this as the first component of the instance class
-when requesting resource values.
-
-Emacs initially sets `x-resource-class' to "Emacs".
-
-Setting this variable permanently is not a reasonable thing to do,
-but binding this variable locally around a call to `x-get-resource'
-is a reasonable practice. See also the variable `x-resource-name'. */);
- Vx_resource_class = build_string (EMACS_CLASS);
-
#if 0 /* This doesn't really do anything. */
DEFVAR_LISP ("x-nontext-pointer-shape", &Vx_nontext_pointer_shape,
doc: /* The shape of the pointer when not over text.
DEFVAR_BOOL ("display-hourglass", &display_hourglass_p,
doc: /* Non-zero means Emacs displays an hourglass pointer on window systems. */);
display_hourglass_p = 1;
-
+
DEFVAR_LISP ("hourglass-delay", &Vhourglass_delay,
doc: /* *Seconds to wait before displaying an hourglass pointer.
Value must be an integer or float. */);
doc: /* Maximum size for tooltips. Value is a pair (COLUMNS . ROWS).
Text larger than this is clipped. */);
Vx_max_tooltip_size = Fcons (make_number (80), make_number (40));
-
+
DEFVAR_LISP ("x-no-window-manager", &Vx_no_window_manager,
doc: /* Non-nil if no X window manager is in use.
Emacs doesn't try to figure this out; this is always nil
Chinese, Japanese, and Korean. */);
Vx_pixel_size_width_font_regexp = Qnil;
- DEFVAR_LISP ("image-cache-eviction-delay", &Vimage_cache_eviction_delay,
- doc: /* Time after which cached images are removed from the cache.
-When an image has not been displayed this many seconds, remove it
-from the image cache. Value must be an integer or nil with nil
-meaning don't clear the cache. */);
- Vimage_cache_eviction_delay = make_number (30 * 60);
-
#ifdef USE_X_TOOLKIT
Fprovide (intern ("x-toolkit"), Qnil);
#ifdef USE_MOTIF
#endif /* USE_MOTIF */
#endif /* USE_X_TOOLKIT */
- defsubr (&Sx_get_resource);
+#ifdef USE_GTK
+ Fprovide (intern ("gtk"), Qnil);
+
+ DEFVAR_LISP ("gtk-version-string", &Vgtk_version_string,
+ doc: /* Version info for GTK+. */);
+ {
+ char gtk_version[40];
+ g_snprintf (gtk_version, sizeof (gtk_version), "%u.%u.%u",
+ GTK_MAJOR_VERSION, GTK_MINOR_VERSION, GTK_MICRO_VERSION);
+ Vgtk_version_string = build_string (gtk_version);
+ }
+#endif /* USE_GTK */
/* X window properties. */
defsubr (&Sx_change_window_property);
defsubr (&Sx_display_visual_class);
defsubr (&Sx_display_backing_store);
defsubr (&Sx_display_save_under);
- defsubr (&Sx_parse_geometry);
defsubr (&Sx_create_frame);
defsubr (&Sx_open_connection);
defsubr (&Sx_close_connection);
defsubr (&Sx_synchronize);
defsubr (&Sx_focus_frame);
defsubr (&Sx_backspace_delete_keys_p);
-
+
/* Setting callback functions for fontset handler. */
get_font_info_func = x_get_font_info;
And the pointer assigned has the wrong type, anyway. */
list_fonts_func = x_list_fonts;
#endif
-
+
load_font_func = x_load_font;
find_ccl_program_func = x_find_ccl_program;
query_font_func = x_query_font;
set_frame_fontset_func = x_set_font;
check_window_system_func = check_x;
- /* Images. */
- Qxbm = intern ("xbm");
- staticpro (&Qxbm);
- QCconversion = intern (":conversion");
- staticpro (&QCconversion);
- QCheuristic_mask = intern (":heuristic-mask");
- staticpro (&QCheuristic_mask);
- QCcolor_symbols = intern (":color-symbols");
- staticpro (&QCcolor_symbols);
- QCascent = intern (":ascent");
- staticpro (&QCascent);
- QCmargin = intern (":margin");
- staticpro (&QCmargin);
- QCrelief = intern (":relief");
- staticpro (&QCrelief);
- Qpostscript = intern ("postscript");
- staticpro (&Qpostscript);
- QCloader = intern (":loader");
- staticpro (&QCloader);
- QCbounding_box = intern (":bounding-box");
- staticpro (&QCbounding_box);
- QCpt_width = intern (":pt-width");
- staticpro (&QCpt_width);
- QCpt_height = intern (":pt-height");
- staticpro (&QCpt_height);
- QCindex = intern (":index");
- staticpro (&QCindex);
- Qpbm = intern ("pbm");
- staticpro (&Qpbm);
-
-#if HAVE_XPM
- Qxpm = intern ("xpm");
- staticpro (&Qxpm);
-#endif
-
-#if HAVE_JPEG
- Qjpeg = intern ("jpeg");
- staticpro (&Qjpeg);
-#endif
-
-#if HAVE_TIFF
- Qtiff = intern ("tiff");
- staticpro (&Qtiff);
-#endif
-
-#if HAVE_GIF
- Qgif = intern ("gif");
- staticpro (&Qgif);
-#endif
-
-#if HAVE_PNG
- Qpng = intern ("png");
- staticpro (&Qpng);
-#endif
-
- defsubr (&Sclear_image_cache);
- defsubr (&Simage_size);
- defsubr (&Simage_mask_p);
-
hourglass_atimer = NULL;
hourglass_shown_p = 0;
#endif
}
-
-void
-init_xfns ()
-{
- image_types = NULL;
- Vimage_types = Qnil;
-
- define_image_type (&xbm_type);
- define_image_type (&gs_type);
- define_image_type (&pbm_type);
-
-#if HAVE_XPM
- define_image_type (&xpm_type);
-#endif
-
-#if HAVE_JPEG
- define_image_type (&jpeg_type);
-#endif
-
-#if HAVE_TIFF
- define_image_type (&tiff_type);
-#endif
-
-#if HAVE_GIF
- define_image_type (&gif_type);
-#endif
-
-#if HAVE_PNG
- define_image_type (&png_type);
-#endif
-}
-
#endif /* HAVE_X_WINDOWS */
+
+/* arch-tag: 55040d02-5485-4d58-8b22-95a7a05f3288
+ (do not change this comment) */
HCoop / bpt / emacs.git / blobdiff