/* Definitions and headers for communication with X protocol.
- Copyright (C) 1989, 1993 Free Software Foundation, Inc.
+ Copyright (C) 1989, 1993, 1994 Free Software Foundation, Inc.
This file is part of GNU Emacs.
You should have received a copy of the GNU General Public License
along with GNU Emacs; see the file COPYING. If not, write to
-the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
+the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+Boston, MA 02111-1307, USA. */
-#ifdef HAVE_X11
#include <X11/Xlib.h>
#include <X11/cursorfont.h>
#include <X11/Xutil.h>
#include <X11/keysym.h>
#include <X11/Xatom.h>
#include <X11/Xresource.h>
-#else
-#include <X/Xlib.h>
-#endif /* HAVE_X11 */
#ifdef USE_X_TOOLKIT
#include <X11/StringDefs.h>
#include <X11/StringDefs.h>
#endif
-/* Define a queue for X-events. One such queue is used for mouse clicks.
- Another is used for expose events. */
-
-#define EVENT_BUFFER_SIZE 64
-
-/* Max and Min sizes in character columns. */
-#define MINWIDTH 10
-#define MINHEIGHT 10
-#define MAXWIDTH 300
-#define MAXHEIGHT 80
-
-#ifdef HAVE_X11
+/* The class of this X application. */
+#define EMACS_CLASS "Emacs"
+\f
+/* Bookkeeping to distinguish X versions. */
/* HAVE_X11R4 is defined if we have the features of X11R4. It should
be defined when we're using X11R5, since X11R5 has the features of
#endif
#endif
-#ifdef XlibSpecificationRelease
-#if XlibSpecificationRelease >= 5
-#define HAVE_X11R5
+#ifdef HAVE_X11R5
/* In case someone has X11R5 on AIX 3.1,
make sure HAVE_X11R4 is defined as well as HAVE_X11R5. */
#define HAVE_X11R4
#endif
-#endif
-#define PIX_TYPE unsigned long
-#define XDISPLAY x_current_display,
-#define XFlushQueue() XFlush(x_current_display)
-#define BLACK_PIX_DEFAULT BlackPixel (x_current_display, \
- XDefaultScreen (x_current_display))
-#define WHITE_PIX_DEFAULT WhitePixel (x_current_display, \
- XDefaultScreen (x_current_display))
-#define DISPLAY_SCREEN_ARG x_current_display, \
- XDefaultScreen (x_current_display)
-#define DISPLAY_CELLS DisplayCells (x_current_display, XDefaultScreen (x_current_display))
-#define ROOT_WINDOW RootWindow (x_current_display, DefaultScreen (x_current_display))
-#define FONT_TYPE XFontStruct
-#define Color XColor
-
-#define XExposeRegionEvent XExposeEvent
-#define Bitmap Pixmap /* In X11, Bitmaps are a kind of
- Pixmap. */
-#define WINDOWINFO_TYPE XWindowAttributes
-#define XGetWindowInfo(w, i) XGetWindowAttributes (x_current_display, \
- (w), (i))
-#define XGetFont(f) XLoadQueryFont (x_current_display, (f))
-#define XLoseFont(f) XFreeFont (x_current_display, (f))
-#define XStuffPending() XPending (x_current_display)
-#define XClear(w) XClearWindow (x_current_display, (w))
-#define XWarpMousePointer(w,x,y) XWarpPointer (x_current_display, None, w, \
- 0,0,0,0, x, y)
-#define XHandleError XSetErrorHandler
-#define XHandleIOError XSetIOErrorHandler
-
-#define XChangeWindowSize(w,x,y) XResizeWindow(x_current_display,w,x,y)
+#ifdef HAVE_X11R5
+#define HAVE_X_I18N
+#include <X11/Xlocale.h>
+#endif
+\f
+#define BLACK_PIX_DEFAULT(f) BlackPixel (FRAME_X_DISPLAY (f), \
+ XScreenNumberOfScreen (FRAME_X_SCREEN (f)))
+#define WHITE_PIX_DEFAULT(f) WhitePixel (FRAME_X_DISPLAY (f), \
+ XScreenNumberOfScreen (FRAME_X_SCREEN (f)))
#define FONT_WIDTH(f) ((f)->max_bounds.width)
#define FONT_HEIGHT(f) ((f)->ascent + (f)->descent)
#define FONT_BASE(f) ((f)->ascent)
/* The mask of events that text windows always want to receive. This
- does not include mouse movement events. It is used when the window
- is created (in x_window) and when we ask/unask for mouse movement
- events (in XTmouse_tracking_enable).
-
- We do include ButtonReleases in this set because elisp isn't always
- fast enough to catch them when it wants them, and they're rare
- enough that they don't use much processor time. */
+ includes mouse movement events, since handling the mouse-font text property
+ means that we must track mouse motion all the time. */
#define STANDARD_EVENT_SET \
(KeyPressMask \
| ButtonPressMask \
| ButtonReleaseMask \
| PointerMotionMask \
- | PointerMotionHintMask \
| StructureNotifyMask \
| FocusChangeMask \
| LeaveWindowMask \
| EnterWindowMask \
| VisibilityChangeMask)
-#else /* X10 */
-
-#define ConnectionNumber(dpy) dpyno()
-#define PIX_TYPE int
-#define XDISPLAY
-#define XFlushQueue() XFlush()
-#define BLACK_PIX_DEFAULT BlackPixel
-#define WHITE_PIX_DEFAULT WhitePixel
-#define DISPLAY_SCREEN_ARG
-#define DISPLAY_CELLS DisplayCells ()
-#define ROOT_WINDOW RootWindow
-#define XFree free
-#define FONT_TYPE FontInfo
-
-#define WINDOWINFO_TYPE WindowInfo
-#define XGetWindowInfo(w, i) XQueryWindow ((w), (i))
-#define XGetFont(f) XOpenFont ((f))
-#define XLoseFont(f) XCloseFont ((f))
-#define XStuffPending() XPending ()
-#define XWarpMousePointer(w,x,y) XWarpMouse (w,x,y)
-#define XHandleError XErrorHandler
-#define XHandleIOError XIOErrorHandler
-
-#define FONT_WIDTH(f) ((f)->width)
-#define FONT_HEIGHT(f) ((f)->height)
-#define FONT_BASE(f) ((f)->base)
-
-#define XChangeWindowSize(w,x,y) XChangeWindow(w,x,y)
-
-#endif /* X10 */
-
-struct event_queue
- {
- int rindex; /* Index at which to fetch next. */
- int windex; /* Index at which to store next. */
- XEvent xrep[EVENT_BUFFER_SIZE];
- };
-
-/* Queue for mouse clicks. */
-extern struct event_queue x_mouse_queue;
-
-/* This is the X connection that we are using. */
-
-extern Display *x_current_display;
-
/* This checks to make sure we have a display. */
extern void check_x ();
#ifdef USE_X_TOOLKIT
extern struct frame *x_any_window_to_frame ();
+extern struct frame *x_non_menubar_window_to_frame ();
extern struct frame *x_top_window_to_frame ();
#endif
-/* The frame (if any) which has the X window that has keyboard focus.
- Zero if none. This is examined by Ffocus_frame in xfns.c */
-
-extern struct frame *x_focus_frame;
-
-#ifdef HAVE_X11
-/* Variables associated with the X display screen this emacs is using. */
+extern Visual *select_visual ();
-/* How many screens this X display has. */
-extern int x_screen_count;
-
-/* The vendor supporting this X server. */
-extern Lisp_Object Vx_vendor;
-
-/* The vendor's release number for this X server. */
-extern int x_release;
-
-/* Height of this X screen in pixels. */
-extern int x_screen_height;
+enum text_cursor_kinds {
+ filled_box_cursor, hollow_box_cursor, bar_cursor
+};
-/* Height of this X screen in millimeters. */
-extern int x_screen_height_mm;
+/* Structure recording X pixmap and reference count.
+ If REFCOUNT is 0 then this record is free to be reused. */
-/* Width of this X screen in pixels. */
-extern int x_screen_width;
+struct x_bitmap_record
+{
+ Pixmap pixmap;
+ char *file;
+ int refcount;
+ /* Record some info about this pixmap. */
+ int height, width, depth;
+};
+\f
+/* For each X display, we have a structure that records
+ information about it. */
-/* Width of this X screen in millimeters. */
-extern int x_screen_width_mm;
+struct x_display_info
+{
+ /* Chain of all x_display_info structures. */
+ struct x_display_info *next;
+ /* Connection number (normally a file descriptor number). */
+ int connection;
+ /* This says how to access this display in Xlib. */
+ Display *display;
+ /* This is a cons cell of the form (NAME . FONT-LIST-CACHE).
+ The same cons cell also appears in x_display_name_list. */
+ Lisp_Object name_list_element;
+ /* Number of frames that are on this display. */
+ int reference_count;
+ /* The Screen this connection is connected to. */
+ Screen *screen;
+ /* The Visual being used for this display. */
+ Visual *visual;
+ /* Number of panes on this screen. */
+ int n_planes;
+ /* Dimensions of this screen. */
+ int height, width;
+ /* Mask of things that cause the mouse to be grabbed. */
+ int grabbed;
+ /* Emacs bitmap-id of the default icon bitmap for this frame.
+ Or -1 if none has been allocated yet. */
+ int icon_bitmap_id;
+ /* The root window of this screen. */
+ Window root_window;
+ /* The cursor to use for vertical scroll bars. */
+ Cursor vertical_scroll_bar_cursor;
+ /* X Resource data base */
+ XrmDatabase xrdb;
+
+ /* A table of all the fonts we have already loaded. */
+ struct font_info *font_table;
+
+ /* The current capacity of x_font_table. */
+ int font_table_size;
+
+ /* Reusable Graphics Context for drawing a cursor in a non-default face. */
+ GC scratch_cursor_gc;
+
+ /* These variables describe the range of text currently shown
+ in its mouse-face, together with the window they apply to.
+ As long as the mouse stays within this range, we need not
+ redraw anything on its account. */
+ int mouse_face_beg_row, mouse_face_beg_col;
+ int mouse_face_end_row, mouse_face_end_col;
+ int mouse_face_past_end;
+ Lisp_Object mouse_face_window;
+ int mouse_face_face_id;
+
+ /* 1 if a mouse motion event came and we didn't handle it right away because
+ gc was in progress. */
+ int mouse_face_deferred_gc;
+
+ /* FRAME and X, Y position of mouse when last checked for
+ highlighting. X and Y can be negative or out of range for the frame. */
+ struct frame *mouse_face_mouse_frame;
+ int mouse_face_mouse_x, mouse_face_mouse_y;
+
+ /* Nonzero means defer mouse-motion highlighting. */
+ int mouse_face_defer;
+
+ char *x_id_name;
+
+ /* The number of fonts actually stored in x_font_table.
+ font_table[n] is used and valid iff 0 <= n < n_fonts.
+ 0 <= n_fonts <= font_table_size. */
+ int n_fonts;
+
+ /* Pointer to bitmap records. */
+ struct x_bitmap_record *bitmaps;
+
+ /* Allocated size of bitmaps field. */
+ int bitmaps_size;
+
+ /* Last used bitmap index. */
+ int bitmaps_last;
+
+ /* Which modifier keys are on which modifier bits?
+
+ With each keystroke, X returns eight bits indicating which modifier
+ keys were held down when the key was pressed. The interpretation
+ of the top five modifier bits depends on what keys are attached
+ to them. If the Meta_L and Meta_R keysyms are on mod5, then mod5
+ is the meta bit.
+
+ meta_mod_mask is a mask containing the bits used for the meta key.
+ It may have more than one bit set, if more than one modifier bit
+ has meta keys on it. Basically, if EVENT is a KeyPress event,
+ the meta key is pressed if (EVENT.state & meta_mod_mask) != 0.
+
+ shift_lock_mask is LockMask if the XK_Shift_Lock keysym is on the
+ lock modifier bit, or zero otherwise. Non-alphabetic keys should
+ only be affected by the lock modifier bit if XK_Shift_Lock is in
+ use; XK_Caps_Lock should only affect alphabetic keys. With this
+ arrangement, the lock modifier should shift the character if
+ (EVENT.state & shift_lock_mask) != 0. */
+ int meta_mod_mask, shift_lock_mask;
+
+ /* These are like meta_mod_mask, but for different modifiers. */
+ int alt_mod_mask, super_mod_mask, hyper_mod_mask;
+
+ /* Communication with window managers. */
+ Atom Xatom_wm_protocols;
+ /* Kinds of protocol things we may receive. */
+ Atom Xatom_wm_take_focus;
+ Atom Xatom_wm_save_yourself;
+ Atom Xatom_wm_delete_window;
+ /* Atom for indicating window state to the window manager. */
+ Atom Xatom_wm_change_state;
+ /* Other WM communication */
+ Atom Xatom_wm_configure_denied; /* When our config request is denied */
+ Atom Xatom_wm_window_moved; /* When the WM moves us. */
+ /* EditRes protocol */
+ Atom Xatom_editres;
+
+ /* More atoms, which are selection types. */
+ Atom Xatom_CLIPBOARD, Xatom_TIMESTAMP, Xatom_TEXT, Xatom_DELETE,
+ Xatom_COMPOUND_TEXT,
+ Xatom_MULTIPLE, Xatom_INCR, Xatom_EMACS_TMP, Xatom_TARGETS, Xatom_NULL,
+ Xatom_ATOM_PAIR;
+
+ /* More atoms for font properties. The last three are private
+ properties, see the comments in src/fontset.h. */
+ Atom Xatom_PIXEL_SIZE,
+ Xatom_MULE_BASELINE_OFFSET, Xatom_MULE_RELATIVE_COMPOSE,
+ Xatom_MULE_DEFAULT_ASCENT;
+
+#ifdef MULTI_KBOARD
+ struct kboard *kboard;
+#endif
+ int cut_buffers_initialized; /* Whether we're sure they all exist */
+
+ /* The frame (if any) which has the X window that has keyboard focus.
+ Zero if none. This is examined by Ffocus_frame in xfns.c. Note
+ that a mere EnterNotify event can set this; if you need to know the
+ last frame specified in a FocusIn or FocusOut event, use
+ x_focus_event_frame. */
+ struct frame *x_focus_frame;
+
+ /* The last frame mentioned in a FocusIn or FocusOut event. This is
+ separate from x_focus_frame, because whether or not LeaveNotify
+ events cause us to lose focus depends on whether or not we have
+ received a FocusIn event for it. */
+ struct frame *x_focus_event_frame;
+
+ /* The frame which currently has the visual highlight, and should get
+ keyboard input (other sorts of input have the frame encoded in the
+ event). It points to the X focus frame's selected window's
+ frame. It differs from x_focus_frame when we're using a global
+ minibuffer. */
+ struct frame *x_highlight_frame;
+
+ /* The null pixel used for filling a character background with
+ background color of a gc. */
+ Pixmap null_pixel;
+};
-/* Does this X screen do backing store? */
-extern Lisp_Object Vx_backing_store;
+/* This is a chain of structures for all the X displays currently in use. */
+extern struct x_display_info *x_display_list;
-/* Does this X screen do save-unders? */
-extern int x_save_under;
+/* This is a list of cons cells, each of the form (NAME . FONT-LIST-CACHE),
+ one for each element of x_display_list and in the same order.
+ NAME is the name of the frame.
+ FONT-LIST-CACHE records previous values returned by x-list-fonts. */
+extern Lisp_Object x_display_name_list;
-/* Number of planes for this screen. */
-extern int x_screen_planes;
+/* Regexp matching a font name whose width is the same as `PIXEL_SIZE'. */
+extern Lisp_Object Vx_pixel_size_width_font_regexp;
-/* X Visual type of this screen. */
-extern Lisp_Object Vx_screen_visual;
+extern struct x_display_info *x_display_info_for_display ();
+extern struct x_display_info *x_display_info_for_name ();
-/* Mask of which mouse buttons are currently held down. */
-extern unsigned int x_mouse_grabbed;
+extern struct x_display_info *x_term_init ();
-#endif /* HAVE_X11 */
+extern Lisp_Object x_list_fonts ();
+extern struct font_info *x_get_font_info(), *x_load_font (), *x_query_font ();
\f
-enum text_cursor_kinds {
- filled_box_cursor, hollow_box_cursor, bar_cursor
-};
-
-/* Each X frame object points to its own struct x_display object
- in the display.x field. The x_display structure contains all
+/* Each X frame object points to its own struct x_output object
+ in the output_data.x field. The x_output structure contains
the information that is specific to X windows. */
-struct x_display
+struct x_output
{
/* Position of the X window (x and y offsets in root window). */
int left_pos;
/* Size of the X window in pixels. */
int pixel_height, pixel_width;
+ /* Height of menu bar widget, in pixels.
+ Zero if not using the X toolkit.
+ When using the toolkit, this value is not meaningful
+ if the menubar is turned off. */
+ int menubar_height;
+
/* Height of a line, in pixels. */
int line_height;
-#ifdef HAVE_X11
/* The tiled border used when the mouse is out of the frame. */
Pixmap border_tile;
GC normal_gc; /* Normal video */
GC reverse_gc; /* Reverse video */
GC cursor_gc; /* cursor drawing */
-#endif /* HAVE_X11 */
/* Width of the internal border. This is a line of background color
just inside the window's border. When the frame is selected,
Window icon_desc;
/* The X window that is the parent of this X window.
- Usually but not always RootWindow. */
+ Usually this is a window that was made by the window manager,
+ but it can be the root window, and it can be explicitly specified
+ (see the explicit_parent field, below). */
Window parent_desc;
#ifdef USE_X_TOOLKIT
Widget menubar_widget;
#endif
- /* 1 for bitmap icon, 0 for text icon. */
- int icon_bitmap_flag;
+ /* If >=0, a bitmap index. The indicated bitmap is used for the
+ icon. */
+ int icon_bitmap;
+
+ /* Default ASCII font of this frame. */
+ XFontStruct *font;
- FONT_TYPE *font;
+ /* The baseline position of the default ASCII font. */
+ int font_baseline;
+
+ /* If a fontset is specified for this frame instead of font, this
+ value contains an ID of the fontset, else -1. */
+ int fontset;
/* Pixel values used for various purposes.
border_pixel may be -1 meaning use a gray tile. */
- PIX_TYPE background_pixel;
- PIX_TYPE foreground_pixel;
- PIX_TYPE cursor_pixel;
- PIX_TYPE border_pixel;
- PIX_TYPE mouse_pixel;
- PIX_TYPE cursor_foreground_pixel;
+ unsigned long background_pixel;
+ unsigned long foreground_pixel;
+ unsigned long cursor_pixel;
+ unsigned long border_pixel;
+ unsigned long mouse_pixel;
+ unsigned long cursor_foreground_pixel;
/* Descriptor for the cursor in use for this window. */
-#ifdef HAVE_X11
Cursor text_cursor;
Cursor nontext_cursor;
Cursor modeline_cursor;
Cursor cross_cursor;
-#else
- Cursor cursor;
-#endif
-
- /* The name that was associated with the icon, the last time
- it was refreshed. Usually the same as the name of the
- buffer in the currently selected window in the frame */
- char *icon_label;
/* Flag to set when the X window needs to be completely repainted. */
int needs_exposure;
This should always be filled_box_cursor or bar_cursor. */
enum text_cursor_kinds desired_cursor;
+ /* Width of bar cursor (if we are using that). */
+ int cursor_width;
+
/* These are the current window manager hints. It seems that
XSetWMHints, when presented with an unset bit in the `flags'
member of the hints structure, does not leave the corresponding
/* The geometry flags for this window. */
int size_hint_flags;
+
+ /* This is the Emacs structure for the X display this frame is on. */
+ struct x_display_info *display_info;
+
+ /* This is a button event that wants to activate the menubar.
+ We save it here until the command loop gets to think about it. */
+ XEvent *saved_menu_event;
+
+ /* This is the widget id used for this frame's menubar in lwlib. */
+#ifdef USE_X_TOOLKIT
+ int id;
+#endif
+
+ /* Nonzero means our parent is another application's window
+ and was explicitly specified. */
+ char explicit_parent;
+
+ /* Nonzero means tried already to make this frame visible. */
+ char asked_for_visible;
+
+ /* Nonzero if this frame was ever previously visible. */
+ char has_been_visible;
+
+#ifdef HAVE_X_I18N
+ /* Input method. */
+ XIM xim;
+ /* Input context (currently, this means Compose key handler setup). */
+ XIC xic;
+#endif
};
/* Get at the computed faces of an X window frame. */
-#define FRAME_PARAM_FACES(f) ((f)->display.x->param_faces)
-#define FRAME_N_PARAM_FACES(f) ((f)->display.x->n_param_faces)
+#define FRAME_PARAM_FACES(f) ((f)->output_data.x->param_faces)
+#define FRAME_N_PARAM_FACES(f) ((f)->output_data.x->n_param_faces)
#define FRAME_DEFAULT_PARAM_FACE(f) (FRAME_PARAM_FACES (f)[0])
#define FRAME_MODE_LINE_PARAM_FACE(f) (FRAME_PARAM_FACES (f)[1])
-#define FRAME_COMPUTED_FACES(f) ((f)->display.x->computed_faces)
-#define FRAME_N_COMPUTED_FACES(f) ((f)->display.x->n_computed_faces)
-#define FRAME_SIZE_COMPUTED_FACES(f) ((f)->display.x->size_computed_faces)
-#define FRAME_DEFAULT_FACE(f) ((f)->display.x->computed_faces[0])
-#define FRAME_MODE_LINE_FACE(f) ((f)->display.x->computed_faces[1])
+#define FRAME_COMPUTED_FACES(f) ((f)->output_data.x->computed_faces)
+#define FRAME_N_COMPUTED_FACES(f) ((f)->output_data.x->n_computed_faces)
+#define FRAME_SIZE_COMPUTED_FACES(f) ((f)->output_data.x->size_computed_faces)
+#define FRAME_DEFAULT_FACE(f) ((f)->output_data.x->computed_faces[0])
+#define FRAME_MODE_LINE_FACE(f) ((f)->output_data.x->computed_faces[1])
/* Return the window associated with the frame F. */
-#define FRAME_X_WINDOW(f) ((f)->display.x->window_desc)
+#define FRAME_X_WINDOW(f) ((f)->output_data.x->window_desc)
-/* These two really ought to be called FRAME_PIXEL_{WIDTH,HEIGHT}. */
-#define PIXEL_WIDTH(f) ((f)->display.x->pixel_width)
-#define PIXEL_HEIGHT(f) ((f)->display.x->pixel_height)
+#define FRAME_FOREGROUND_PIXEL(f) ((f)->output_data.x->foreground_pixel)
+#define FRAME_BACKGROUND_PIXEL(f) ((f)->output_data.x->background_pixel)
+#define FRAME_FONT(f) ((f)->output_data.x->font)
+#define FRAME_FONTSET(f) ((f)->output_data.x->fontset)
+#define FRAME_INTERNAL_BORDER_WIDTH(f) ((f)->output_data.x->internal_border_width)
+#define FRAME_LINE_HEIGHT(f) ((f)->output_data.x->line_height)
-#define FRAME_DESIRED_CURSOR(f) ((f)->display.x->desired_cursor)
+/* This gives the x_display_info structure for the display F is on. */
+#define FRAME_X_DISPLAY_INFO(f) ((f)->output_data.x->display_info)
-\f
-/* When X windows are used, a glyph may be a 16 bit unsigned datum.
- The high order byte is the face number and is used as an index
- in the face table. A face is a font plus:
- 1) the unhighlighted foreground color,
- 2) the unhighlighted background color.
- For highlighting, the two colors are exchanged.
- Face number 0 is unused. The low order byte of a glyph gives
- the character within the font. All fonts are assumed to be
- fixed width, and to have the same height and width. */
-
-#ifdef HAVE_X11
+/* This is the `Display *' which frame F is on. */
+#define FRAME_X_DISPLAY(f) (FRAME_X_DISPLAY_INFO (f)->display)
-/* Face declared in dispextern.h */
+/* This is the `Screen *' which frame F is on. */
+#define FRAME_X_SCREEN(f) (FRAME_X_DISPLAY_INFO (f)->screen)
-#else /* X10 */
+/* This is the 'font_info *' which frame F has. */
+#define FRAME_X_FONT_TABLE(f) (FRAME_X_DISPLAY_INFO (f)->font_table)
-struct face
-{
- FONT_TYPE *font; /* Font info for specified font. */
- int fg; /* Unhighlighted foreground. */
- int bg; /* Unhighlighted background. */
-};
-#endif /* X10 */
+/* These two really ought to be called FRAME_PIXEL_{WIDTH,HEIGHT}. */
+#define PIXEL_WIDTH(f) ((f)->output_data.x->pixel_width)
+#define PIXEL_HEIGHT(f) ((f)->output_data.x->pixel_height)
-#define MAX_FACES_AND_GLYPHS 256
-extern struct face *x_face_table[];
+#define FRAME_DESIRED_CURSOR(f) ((f)->output_data.x->desired_cursor)
+#define FRAME_XIM(f) ((f)->output_data.x->xim)
+#define FRAME_XIC(f) ((f)->output_data.x->xic)
\f
/* X-specific scroll bar stuff. */
struct scroll_bar {
/* These fields are shared by all vectors. */
- int size_from_Lisp_Vector_struct;
+ EMACS_INT size_from_Lisp_Vector_struct;
struct Lisp_Vector *next_from_Lisp_Vector_struct;
/* The window we're a scroll bar for. */
};
/* The number of elements a vector holding a struct scroll_bar needs. */
-#define SCROLL_BAR_VEC_SIZE \
- ((sizeof (struct scroll_bar) - sizeof (int) - sizeof (struct Lisp_Vector *)) \
+#define SCROLL_BAR_VEC_SIZE \
+ ((sizeof (struct scroll_bar) \
+ - sizeof (EMACS_INT) - sizeof (struct Lisp_Vector *)) \
/ sizeof (Lisp_Object))
/* Turning a lisp vector value into a pointer to a struct scroll_bar. */
-#define XSCROLL_BAR(vec) ((struct scroll_bar *) XPNTR (vec))
+#define XSCROLL_BAR(vec) ((struct scroll_bar *) XVECTOR (vec))
/* Building a 32-bit C integer from two 16-bit lisp integers. */
/* Setting two lisp integers to the low and high words of a 32-bit C int. */
#define SCROLL_BAR_UNPACK(low, high, int32) \
- (XSET ((low), Lisp_Int, (int32) & 0xffff), \
- XSET ((high), Lisp_Int, ((int32) >> 16) & 0xffff))
+ (XSETINT ((low), (int32) & 0xffff), \
+ XSETINT ((high), ((int32) >> 16) & 0xffff))
/* Extract the X window id of the scroll bar from a struct scroll_bar. */
(SCROLL_BAR_UNPACK ((ptr)->x_window_low, (ptr)->x_window_high, (int) id))
-/* Return the outside pixel width for a vertical scroll bar on frame F. */
-#define VERTICAL_SCROLL_BAR_PIXEL_WIDTH(f) (2*FONT_WIDTH ((f)->display.x->font))
-
/* Return the outside pixel height for a vertical scroll bar HEIGHT
rows high on frame F. */
#define VERTICAL_SCROLL_BAR_PIXEL_HEIGHT(f, height) \
- ((height) * (f)->display.x->line_height)
+ ((height) * (f)->output_data.x->line_height)
/* Return the inside width of a vertical scroll bar, given the outside
width. */
-#define VERTICAL_SCROLL_BAR_INSIDE_WIDTH(width) \
- ((width) - VERTICAL_SCROLL_BAR_LEFT_BORDER - VERTICAL_SCROLL_BAR_RIGHT_BORDER)
+#define VERTICAL_SCROLL_BAR_INSIDE_WIDTH(f, width) \
+ ((width) \
+ - VERTICAL_SCROLL_BAR_LEFT_BORDER \
+ - VERTICAL_SCROLL_BAR_RIGHT_BORDER \
+ - VERTICAL_SCROLL_BAR_WIDTH_TRIM * 2)
/* Return the length of the rectangle within which the top of the
handle must stay. This isn't equivalent to the inside height,
This is the real range of motion for the scroll bar, so when we're
scaling buffer positions to scroll bar positions, we use this, not
VERTICAL_SCROLL_BAR_INSIDE_HEIGHT. */
-#define VERTICAL_SCROLL_BAR_TOP_RANGE(height) \
- (VERTICAL_SCROLL_BAR_INSIDE_HEIGHT (height) - VERTICAL_SCROLL_BAR_MIN_HANDLE)
+#define VERTICAL_SCROLL_BAR_TOP_RANGE(f, height) \
+ (VERTICAL_SCROLL_BAR_INSIDE_HEIGHT (f, height) - VERTICAL_SCROLL_BAR_MIN_HANDLE)
/* Return the inside height of vertical scroll bar, given the outside
height. See VERTICAL_SCROLL_BAR_TOP_RANGE too. */
-#define VERTICAL_SCROLL_BAR_INSIDE_HEIGHT(height) \
+#define VERTICAL_SCROLL_BAR_INSIDE_HEIGHT(f, height) \
((height) - VERTICAL_SCROLL_BAR_TOP_BORDER - VERTICAL_SCROLL_BAR_BOTTOM_BORDER)
/* Minimum lengths for scroll bar handles, in pixels. */
#define VERTICAL_SCROLL_BAR_MIN_HANDLE (5)
+/* Trimming off a few pixels from each side prevents
+ text from glomming up against the scroll bar */
+#define VERTICAL_SCROLL_BAR_WIDTH_TRIM (2)
+
\f
/* Manipulating pixel sizes and character sizes.
Knowledge of which factors affect the overall size of the window should
be hidden in these macros, if that's possible.
-/* Return the upper/left pixel position of the character cell on frame F
+ Return the upper/left pixel position of the character cell on frame F
at ROW/COL. */
#define CHAR_TO_PIXEL_ROW(f, row) \
- ((f)->display.x->internal_border_width \
- + (row) * (f)->display.x->line_height)
+ ((f)->output_data.x->internal_border_width \
+ + (row) * (f)->output_data.x->line_height)
#define CHAR_TO_PIXEL_COL(f, col) \
- ((f)->display.x->internal_border_width \
- + (col) * FONT_WIDTH ((f)->display.x->font))
+ ((f)->output_data.x->internal_border_width \
+ + (col) * FONT_WIDTH ((f)->output_data.x->font))
/* Return the pixel width/height of frame F if it has
WIDTH columns/HEIGHT rows. */
#define CHAR_TO_PIXEL_WIDTH(f, width) \
(CHAR_TO_PIXEL_COL (f, width) \
- + (f)->display.x->vertical_scroll_bar_extra \
- + (f)->display.x->internal_border_width)
+ + (f)->output_data.x->vertical_scroll_bar_extra \
+ + (f)->output_data.x->internal_border_width)
#define CHAR_TO_PIXEL_HEIGHT(f, height) \
(CHAR_TO_PIXEL_ROW (f, height) \
- + (f)->display.x->internal_border_width)
+ + (f)->output_data.x->internal_border_width)
/* Return the row/column (zero-based) of the character cell containing
the pixel on FRAME at ROW/COL. */
#define PIXEL_TO_CHAR_ROW(f, row) \
- (((row) - (f)->display.x->internal_border_width) \
- / (f)->display.x->line_height)
+ (((row) - (f)->output_data.x->internal_border_width) \
+ / (f)->output_data.x->line_height)
#define PIXEL_TO_CHAR_COL(f, col) \
- (((col) - (f)->display.x->internal_border_width) \
- / FONT_WIDTH ((f)->display.x->font))
+ (((col) - (f)->output_data.x->internal_border_width) \
+ / FONT_WIDTH ((f)->output_data.x->font))
/* How many columns/rows of text can we fit in WIDTH/HEIGHT pixels on
frame F? */
#define PIXEL_TO_CHAR_WIDTH(f, width) \
(PIXEL_TO_CHAR_COL (f, ((width) \
- - (f)->display.x->internal_border_width \
- - (f)->display.x->vertical_scroll_bar_extra)))
+ - (f)->output_data.x->internal_border_width \
+ - (f)->output_data.x->vertical_scroll_bar_extra)))
#define PIXEL_TO_CHAR_HEIGHT(f, height) \
(PIXEL_TO_CHAR_ROW (f, ((height) \
- - (f)->display.x->internal_border_width)))
+ - (f)->output_data.x->internal_border_width)))
\f
/* If a struct input_event has a kind which is selection_request_event
or selection_clear_event, then its contents are really described
by this structure. */
/* For an event of kind selection_request_event,
- this structure really describes the contents. */
+ this structure really describes the contents.
+ **Don't make this struct longer!**
+ If it overlaps the frame_or_window field of struct input_event,
+ that will cause GC to crash. */
struct selection_input_event
{
int kind;
Display *display;
+ /* We spell it with an "o" here because X does. */
Window requestor;
Atom selection, target, property;
Time time;
#define SELECTION_EVENT_DISPLAY(eventp) \
(((struct selection_input_event *) (eventp))->display)
+/* We spell it with an "o" here because X does. */
#define SELECTION_EVENT_REQUESTOR(eventp) \
(((struct selection_input_event *) (eventp))->requestor)
#define SELECTION_EVENT_SELECTION(eventp) \