src/msdos.h

   1 /* MS-DOS specific C utilities, interface.
   2    Copyright (C) 1993 Free Software Foundation, Inc.
   3
   4 This file is part of GNU Emacs.
   5
   6 GNU Emacs is free software; you can redistribute it and/or modify
   7 it under the terms of the GNU General Public License as published by
   8 the Free Software Foundation; either version 2, or (at your option)
   9 any later version.
  10
  11 GNU Emacs is distributed in the hope that it will be useful,
  12 but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 GNU General Public License for more details.
  15
  16 You should have received a copy of the GNU General Public License
  17 along with GNU Emacs; see the file COPYING.  If not, write to
  18 the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  19 Boston, MA 02111-1307, USA.  */
  20
  21 #ifndef _MSDOS_H_
  22 #define _MSDOS_H_
  23
  24 #include <dpmi.h>
  25
  26 int dos_ttraw ();
  27 int dos_ttcooked ();
  28 int dos_get_saved_screen (char **, int *, int *);
  29 int dos_set_keyboard (int, int);
  30 void dos_set_window_size (int *, int *);
  31
  32 int getdefdir (int, char*);
  33 void unixtodos_filename (char *);
  34 void dostounix_filename (char *);
  35 char *rootrelativepath (char *);
  36 void init_environment ();
  37 void internal_terminal_init ();
  38 void ctrl_break_func (_go32_dpmi_registers *);
  39 void install_ctrl_break_check ();
  40
  41 extern int have_mouse;
  42 void mouse_init ();
  43 void mouse_on ();
  44 void mouse_off ();
  45 void mouse_moveto (int, int);
  46 \f
  47 #ifndef HAVE_X_WINDOWS
  48 /* Dummy types.  */
  49 typedef int XFontStruct;
  50 typedef int GC;
  51 typedef int Pixmap;
  52 typedef int Display;
  53 typedef int Window;
  54 typedef int XRectangle;
  55 #define PIX_TYPE int
  56 #define XDISPLAY
  57
  58 /* This is a cut-down version of the one in xterm.h, which see.  */
  59 struct x_output
  60 {
  61   int left_pos;
  62   int top_pos;
  63   int line_height;
  64   PIX_TYPE background_pixel;
  65   PIX_TYPE foreground_pixel;
  66   XFontStruct *font;
  67   struct face **param_faces;
  68   int n_param_faces;
  69   struct face **computed_faces;
  70   int n_computed_faces;
  71   int size_computed_faces;
  72 };
  73
  74 extern struct x_output the_only_x_display;
  75 extern Display *x_current_display;
  76
  77 #define FRAME_PARAM_FACES(f) (the_only_x_display.param_faces)
  78 #define FRAME_N_PARAM_FACES(f) (the_only_x_display.n_param_faces)
  79 #define FRAME_DEFAULT_PARAM_FACE(f) (FRAME_PARAM_FACES (f)[0])
  80 #define FRAME_MODE_LINE_PARAM_FACE(f) (FRAME_PARAM_FACES (f)[1])
  81 #define FRAME_COMPUTED_FACES(f) (the_only_x_display.computed_faces)
  82 #define FRAME_N_COMPUTED_FACES(f) (the_only_x_display.n_computed_faces)
  83 #define FRAME_SIZE_COMPUTED_FACES(f) (the_only_x_display.size_computed_faces)
  84 #define FRAME_DEFAULT_FACE(f) (the_only_x_display.computed_faces[0])
  85 #define FRAME_MODE_LINE_FACE(f) (the_only_x_display.computed_faces[1])
  86 #define FRAME_X_DISPLAY(f) ((Display *) 0)
  87 #define FRAME_FOREGROUND_PIXEL(f) (the_only_x_display.foreground_pixel)
  88 #define FRAME_BACKGROUND_PIXEL(f) (the_only_x_display.background_pixel)
  89 #define FRAME_FONT(f) (the_only_x_display.font)
  90
  91 /* Prototypes.  */
  92
  93 /* Forward declarations for prototypes.  */
  94 struct frame;
  95 struct window;
  96 extern void init_frame_faces P_ ((struct frame *));
  97 extern void free_frame_faces P_ ((struct frame *));
  98 extern struct face *intern_face P_ ((struct frame *, struct face *));
  99 extern int face_name_id_number P_ ((struct frame *, Lisp_Object));
 100 extern void recompute_basic_faces P_ ((struct frame *));
 101 extern int compute_char_face P_ ((struct frame *frame,
 102                                   struct window *w,
 103                                   int pos,
 104                                   int region_beg, int region_end,
 105                                   int *endptr,
 106                                   int limit, int mouse));
 107 extern int compute_glyph_face P_ ((struct frame *, int, int));
 108 extern void pixel_to_glyph_coords P_ ((struct frame *f, int pix_x, int pix_y,
 109                                        int *x, int *y, XRectangle *bounds,
 110                                        int noclip));
 111 extern void glyph_to_pixel_coords P_ ((struct frame *f, int x, int y,
 112                                        int *pix_x, int *pix_y));
 113
 114 /* Defined in xfns.c */
 115
 116 extern int have_menus_p P_ ((void));
 117 extern void x_set_menu_bar_lines P_ ((struct frame *, Lisp_Object, Lisp_Object));
 118 extern int x_pixel_width P_ ((struct frame *));
 119 extern int x_pixel_height P_ ((struct frame *));
 120
 121 /* Defined in xfaces.c */
 122 extern void clear_face_cache P_ ((void));
 123 extern int compute_glyph_face P_ ((struct frame *, int, int));
 124 extern int compute_glyph_face_1 P_ ((struct frame *, Lisp_Object, int));
 125
 126
 127 #define XFreeGC (void)
 128 #define same_size_fonts(foo,bar) (1)
 129 #define unload_font(p1,p2)
 130 #define unload_color(p1,p2)
 131 #define x_destroy_bitmap(p1,p2)
 132 #define load_pixmap(p1,p2,p3,p4) (0)
 133 #define XGetGeometry(p1,p2,p3,p4,p5,p6,p7,p8,p9)
 134 #define DisplayWidth(p1,p2) (selected_frame->width)
 135 #define DisplayHeight(p1,p2) (selected_frame->height)
 136 #define XMenuSetAEQ (void)
 137 #define XMenuSetFreeze (void)
 138 #define XMenuRecompute (void)
 139 #define FONT_WIDTH(foo) 1
 140 #define XM_FAILURE -1
 141 #define XM_SUCCESS 1
 142 #define XM_NO_SELECT 2
 143 #define XM_IA_SELECT 3
 144 #define ButtonReleaseMask 0
 145
 146 typedef struct x_menu_struct
 147 {
 148   int count;
 149   char **text;
 150   struct x_menu_struct **submenu;
 151   int *panenumber; /* Also used as enable.  */
 152   int allocated;
 153   int panecount;
 154   int width;
 155 } XMenu;
 156
 157 XMenu *XMenuCreate (Display *, Window, char *);
 158 int XMenuAddPane (Display *, XMenu *, char *, int);
 159 int XMenuAddSelection (Display *, XMenu *, int, int, char *, int);
 160 void XMenuLocate (Display *, XMenu *, int, int, int, int,
 161                   int *, int *, int *, int *);
 162 int XMenuActivate (Display *, XMenu *, int *, int *, int, int, unsigned, char **);
 163 void XMenuDestroy (Display *, XMenu *);
 164
 165 #endif /* not HAVE_X_WINDOWS */
 166
 167 #endif /* not _MSDOS_H_ */