#include "msdos.h"
#endif
+#ifdef HAVE_X_WINDOWS
+typedef struct x_display_info Display_Info;
+#define NativeRectangle XRectangle
+#endif
+
#ifdef HAVE_NTGUI
#include "w32gui.h"
+typedef struct w32_display_info Display_Info;
#endif
#ifdef MAC_OS
#include "macgui.h"
+typedef struct mac_display_info Display_Info;
#endif
+
/* Structure forward declarations. Some are here because function
prototypes below reference structure types before their definition
in this file. Some are here because not every file including
struct window;
+/* Values returned from coordinates_in_window. */
+
+enum window_part
+{
+ ON_NOTHING,
+ ON_TEXT,
+ ON_MODE_LINE,
+ ON_VERTICAL_BORDER,
+ ON_HEADER_LINE,
+ ON_LEFT_FRINGE,
+ ON_RIGHT_FRINGE,
+ ON_LEFT_MARGIN,
+ ON_RIGHT_MARGIN
+};
+
+
\f
/***********************************************************************
Debugging
************************************************************************/
/* Enumeration for overriding/changing the face to use for drawing
- glyphs in x_draw_glyphs. */
+ glyphs in draw_glyphs. */
enum draw_glyphs_face
{
&& !NILP (XBUFFER ((W)->buffer)->header_line_format) \
&& XFASTINT ((W)->height) > 1 + !NILP (XBUFFER ((W)->buffer)->mode_line_format))
+
+/* Return proper value to be used as baseline offset of font that has
+ ASCENT and DESCENT to draw characters by the font at the vertical
+ center of the line of frame F.
+
+ Here, our task is to find the value of BOFF in the following figure;
+
+ -------------------------+-----------+-
+ -+-+---------+-+ | |
+ | | | | | |
+ | | | | F_ASCENT F_HEIGHT
+ | | | ASCENT | |
+ HEIGHT | | | | |
+ | | |-|-+------+-----------|------- baseline
+ | | | | BOFF | |
+ | |---------|-+-+ | |
+ | | | DESCENT | |
+ -+-+---------+-+ F_DESCENT |
+ -------------------------+-----------+-
+
+ -BOFF + DESCENT + (F_HEIGHT - HEIGHT) / 2 = F_DESCENT
+ BOFF = DESCENT + (F_HEIGHT - HEIGHT) / 2 - F_DESCENT
+ DESCENT = FONT->descent
+ HEIGHT = FONT_HEIGHT (FONT)
+ F_DESCENT = (F->output_data.x->font->descent
+ - F->output_data.x->baseline_offset)
+ F_HEIGHT = FRAME_LINE_HEIGHT (F)
+*/
+
+#define VCENTER_BASELINE_OFFSET(FONT, F) \
+ (FONT_DESCENT (FONT) \
+ + (FRAME_LINE_HEIGHT ((F)) - FONT_HEIGHT ((FONT)) \
+ + (FRAME_LINE_HEIGHT ((F)) > FONT_HEIGHT ((FONT)))) / 2 \
+ - (FONT_DESCENT (FRAME_FONT (F)) - FRAME_BASELINE_OFFSET (F)))
+
\f
/***********************************************************************
Faces
/* Flush the display of frame F. For X, this is XFlush. */
void (*flush_display) P_ ((struct frame *f));
+ /* Flush the display of frame F if non-NULL. This is called
+ during redisplay, and should be NULL on systems which flushes
+ automatically before reading input. */
+ void (*flush_display_optional) P_ ((struct frame *f));
+
/* Clear the mouse hightlight in window W, if there is any. */
- void (*clear_mouse_face) P_ ((struct window *w));
+ void (*clear_window_mouse_face) P_ ((struct window *w));
/* Set *LEFT and *RIGHT to the left and right overhang of GLYPH on
frame F. */
/* Draw a glyph string S. */
void (*draw_glyph_string) P_ ((struct glyph_string *s));
-#endif /* HAVE_WINDOW_SYSTEM */
-};
+/* Define cursor CURSOR on frame F. */
+ void (*define_frame_cursor) P_ ((struct frame *f, Cursor cursor));
-/* The current interface for window-based redisplay. */
-
-extern struct redisplay_interface *rif;
+/* Clear the area at (X,Y,WIDTH,HEIGHT) of frame F. */
+ void (*clear_frame_area) P_ ((struct frame *f, int x, int y,
+ int width, int height));
-/* Hook to call in estimate_mode_line_height. */
+/* Draw specified cursor NEW_CURSOR_TYPE of width NEW_CURSOR_WIDTH
+ at row GLYPH_ROW on window W. */
+ void (*draw_window_cursor) P_ ((struct window *w,
+ struct glyph_row *glyph_row,
+ int on, int x, int y,
+ int new_cursor_type,
+ int new_cursor_width));
-extern int (* estimate_mode_line_height_hook) P_ ((struct frame *,
- enum face_id));
-
-
-/* Return proper value to be used as baseline offset of font that has
- ASCENT and DESCENT to draw characters by the font at the vertical
- center of the line of frame F.
+/* Draw vertical border for window W from (X,Y0) to (X,Y1). */
+ void (*draw_vertical_window_border) P_ ((struct window *w,
+ int x, int y0, int y1));
- Here, out task is to find the value of BOFF in the following figure;
+/* Shift display of frame F to make room for inserted glyphs.
+ The area at pixel (X,Y) of width WIDTH and height HEIGHT is
+ shifted right by SHIFT_BY pixels. */
+ void (*shift_glyphs_for_insert) P_ ((struct frame *f,
+ int x, int y, int width,
+ int height, int shift_by));
- -------------------------+-----------+-
- -+-+---------+-+ | |
- | | | | | |
- | | | | F_ASCENT F_HEIGHT
- | | | ASCENT | |
- HEIGHT | | | | |
- | | |-|-+------+-----------|------- baseline
- | | | | BOFF | |
- | |---------|-+-+ | |
- | | | DESCENT | |
- -+-+---------+-+ F_DESCENT |
- -------------------------+-----------+-
+#endif /* HAVE_WINDOW_SYSTEM */
+};
- -BOFF + DESCENT + (F_HEIGHT - HEIGHT) / 2 = F_DESCENT
- BOFF = DESCENT + (F_HEIGHT - HEIGHT) / 2 - F_DESCENT
- DESCENT = FONT->descent
- HEIGHT = FONT_HEIGHT (FONT)
- F_DESCENT = (F->output_data.x->font->descent
- - F->output_data.x->baseline_offset)
- F_HEIGHT = FRAME_LINE_HEIGHT (F)
-*/
+/* The current interface for window-based redisplay. */
-#define VCENTER_BASELINE_OFFSET(FONT, F) \
- (FONT_DESCENT (FONT) \
- + (FRAME_LINE_HEIGHT ((F)) - FONT_HEIGHT ((FONT)) \
- + (FRAME_LINE_HEIGHT ((F)) > FONT_HEIGHT ((FONT)))) / 2 \
- - (FONT_DESCENT (FRAME_FONT (F)) - FRAME_BASELINE_OFFSET (F)))
+extern struct redisplay_interface *rif;
\f
/***********************************************************************
TOOL_BAR_IMAGE_DISABLED_DESELECTED
};
-/* Non-zero means raise tool-bar buttons when the mouse moves over them. */
-
-extern int auto_raise_tool_bar_buttons_p;
-
/* Margin around tool-bar buttons in pixels. */
extern Lisp_Object Vtool_bar_button_margin;
int window_box_left P_ ((struct window *, int));
int window_box_right P_ ((struct window *, int));
void window_box_edges P_ ((struct window *, int, int *, int *, int *, int *));
+int estimate_mode_line_height P_ ((struct frame *, enum face_id));
void mark_window_display_accurate P_ ((Lisp_Object, int));
void redisplay_preserve_echo_area P_ ((int));
void set_cursor_from_row P_ ((struct window *, struct glyph_row *,
int in_display_vector_p P_ ((struct it *));
int frame_mode_line_height P_ ((struct frame *));
void highlight_trailing_whitespace P_ ((struct frame *, struct glyph_row *));
-int tool_bar_item_info P_ ((struct frame *, struct glyph *, int *));
void draw_row_fringe_bitmaps P_ ((struct window *, struct glyph_row *));
void compute_fringe_widths P_ ((struct frame *, int));
extern Lisp_Object Qtool_bar;
extern void add_to_log P_ ((char *, Lisp_Object, Lisp_Object));
extern int help_echo_showing_p;
extern int current_mode_line_height, current_header_line_height;
+extern Lisp_Object help_echo_string, help_echo_window;
+extern Lisp_Object help_echo_object, previous_help_echo_string;
+extern int help_echo_pos;
+extern struct frame *last_mouse_frame;
+extern int last_tool_bar_item;
+extern int mouse_autoselect_window;
+
+#ifdef HAVE_WINDOW_SYSTEM
#if GLYPH_DEBUG
extern void dump_glyph_string P_ ((struct glyph_string *));
extern void x_get_glyph_overhangs P_ ((struct glyph *, struct frame *,
int *, int *));
extern void x_produce_glyphs P_ ((struct it *));
-extern int x_draw_glyphs P_ ((struct window *, int , struct glyph_row *,
- enum glyph_row_area, int, int,
- enum draw_glyphs_face, int));
-extern void notice_overwritten_cursor P_ ((struct window *,
- enum glyph_row_area,
- int, int, int, int));
+extern void x_write_glyphs P_ ((struct glyph *, int));
+extern void x_insert_glyphs P_ ((struct glyph *, int len));
+extern void x_clear_end_of_line P_ ((int));
+
+extern int x_stretch_cursor_p;
+extern struct cursor_pos output_cursor;
+
+extern void x_fix_overlapping_area P_ ((struct window *, struct glyph_row *,
+ enum glyph_row_area));
+extern void draw_phys_cursor_glyph P_ ((struct window *,
+ struct glyph_row *,
+ enum draw_glyphs_face));
+extern void erase_phys_cursor P_ ((struct window *));
+extern void display_and_set_cursor P_ ((struct window *,
+ int, int, int, int, int));
+
+extern void set_output_cursor P_ ((struct cursor_pos *));
+extern void x_cursor_to P_ ((int, int, int, int));
+
+extern void x_update_cursor P_ ((struct frame *, int));
+extern void x_clear_cursor P_ ((struct window *));
+extern void x_draw_vertical_border P_ ((struct window *w));
+
+extern void frame_to_window_pixel_xy P_ ((struct window *, int *, int *));
+extern void get_glyph_string_clip_rect P_ ((struct glyph_string *,
+ NativeRectangle *nr));
+extern void note_mouse_highlight P_ ((struct frame *, int, int));
+extern void x_clear_window_mouse_face P_ ((struct window *));
+extern void cancel_mouse_face P_ ((struct frame *));
+
+extern void handle_tool_bar_click P_ ((struct frame *,
+ int, int, int, unsigned int));
+
+/* msdos.c defines its own versions of these functions. */
+extern int clear_mouse_face P_ ((Display_Info *));
+extern void show_mouse_face P_ ((Display_Info *, enum draw_glyphs_face));
+extern int cursor_in_mouse_face_p P_ ((struct window *w));
+
+extern void expose_frame P_ ((struct frame *, int, int, int, int));
+extern int x_intersect_rectangles P_ ((XRectangle *, XRectangle *,
+ XRectangle *));
+#endif
/* Defined in sysdep.c */
extern int inverse_video;
extern int required_matrix_width P_ ((struct window *));
extern int required_matrix_height P_ ((struct window *));
-extern int estimate_mode_line_height P_ ((struct frame *, enum face_id));
-extern Lisp_Object mode_line_string P_ ((struct window *, int, int, int, int *));
-extern Lisp_Object marginal_area_string P_ ((struct window *, int, int, int, int *));
+extern Lisp_Object mode_line_string P_ ((struct window *, int, int,
+ enum window_part, int *));
+extern Lisp_Object marginal_area_string P_ ((struct window *, int, int,
+ enum window_part, int *));
extern void redraw_frame P_ ((struct frame *));
extern void redraw_garbaged_frames P_ ((void));
extern void cancel_line P_ ((int, struct frame *));
HCoop / bpt / emacs.git / commitdiff