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>
#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
+
+#ifdef HAVE_X11R5
+#define HAVE_X_I18N
+#include <X11/Xlocale.h>
#endif
\f
#define BLACK_PIX_DEFAULT(f) BlackPixel (FRAME_X_DISPLAY (f), \
#define FONT_HEIGHT(f) ((f)->ascent + (f)->descent)
#define FONT_BASE(f) ((f)->ascent)
-#define CHECK_X_FRAME(f, frame) \
- if (NILP (frame)) \
- f = selected_frame; \
- else \
- { \
- CHECK_LIVE_FRAME (frame, 0); \
- f = XFRAME (frame); \
- } \
- if (! FRAME_X_P (f))
-
-
-
/* 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 and in selection processing.
-
- We do include ButtonReleases in this set because Emacs 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 \
#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;
-
extern Visual *select_visual ();
enum text_cursor_kinds {
filled_box_cursor, hollow_box_cursor, bar_cursor
};
+
+/* Structure recording X pixmap and reference count.
+ If REFCOUNT is 0 then this record is free to be reused. */
+
+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. */
struct x_display_info
{
- /* Chain of all x_display structures. */
+ /* 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 records previous values returned by x-list-fonts. */
- Lisp_Object font_list_cache;
- /* The name of this display. */
- Lisp_Object name;
+ /* 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. */
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
/* 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;
};
/* This is a chain of structures for all the X displays currently in use. */
extern struct x_display_info *x_display_list;
+/* 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;
+
+/* Regexp matching a font name whose width is the same as `PIXEL_SIZE'. */
+extern Lisp_Object Vx_pixel_size_width_font_regexp;
+
extern struct x_display_info *x_display_info_for_display ();
extern struct x_display_info *x_display_info_for_name ();
extern struct x_display_info *x_term_init ();
+
+extern Lisp_Object x_list_fonts ();
+extern struct font_info *x_get_font_info(), *x_load_font (), *x_query_font ();
\f
-/* 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
icon. */
int icon_bitmap;
+ /* Default ASCII font of this frame. */
XFontStruct *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. */
unsigned long background_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
/* 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)
-#define FRAME_FOREGROUND_PIXEL(f) ((f)->display.x->foreground_pixel)
-#define FRAME_BACKGROUND_PIXEL(f) ((f)->display.x->background_pixel)
-#define FRAME_FONT(f) ((f)->display.x->font)
+#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)
/* This gives the x_display_info structure for the display F is on. */
-#define FRAME_X_DISPLAY_INFO(f) ((f)->display.x->display_info)
+#define FRAME_X_DISPLAY_INFO(f) ((f)->output_data.x->display_info)
/* This is the `Display *' which frame F is on. */
#define FRAME_X_DISPLAY(f) (FRAME_X_DISPLAY_INFO (f)->display)
/* This is the `Screen *' which frame F is on. */
#define FRAME_X_SCREEN(f) (FRAME_X_DISPLAY_INFO (f)->screen)
+/* This is the 'font_info *' which frame F has. */
+#define FRAME_X_FONT_TABLE(f) (FRAME_X_DISPLAY_INFO (f)->font_table)
+
/* 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 PIXEL_WIDTH(f) ((f)->output_data.x->pixel_width)
+#define PIXEL_HEIGHT(f) ((f)->output_data.x->pixel_height)
-#define FRAME_DESIRED_CURSOR(f) ((f)->display.x->desired_cursor)
+#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. */
};
/* The number of elements a vector holding a struct scroll_bar needs. */
-#define SCROLL_BAR_VEC_SIZE \
- ((sizeof (struct scroll_bar) - sizeof (EMACS_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. */
/* 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
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) \