msdos.h 5.17 KB
Newer Older
Richard M. Stallman's avatar
Richard M. Stallman committed
1
/* MS-DOS specific C utilities, interface.
2
   Copyright (C) 1993, 2001, 2002, 2003, 2004,
3
                 2005, 2006 Free Software Foundation, Inc.
Richard M. Stallman's avatar
Richard M. Stallman committed
4 5 6 7 8

This file is part of GNU Emacs.

GNU Emacs is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
9
the Free Software Foundation; either version 2, or (at your option)
Richard M. Stallman's avatar
Richard M. Stallman committed
10 11 12 13 14 15 16 17 18
any later version.

GNU Emacs is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with GNU Emacs; see the file COPYING.  If not, write to
Lute Kamstra's avatar
Lute Kamstra committed
19 20
the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
Boston, MA 02110-1301, USA.  */
Richard M. Stallman's avatar
Richard M. Stallman committed
21

22 23
#ifndef EMACS_MSDOS_H
#define EMACS_MSDOS_H
Morten Welinder's avatar
Morten Welinder committed
24

Richard M. Stallman's avatar
Richard M. Stallman committed
25 26 27 28
#include <dpmi.h>

int dos_ttraw ();
int dos_ttcooked ();
Kim F. Storm's avatar
Kim F. Storm committed
29 30
int dos_get_saved_screen (char **, int *, int *);
int dos_set_keyboard (int, int);
31
void dos_set_window_size (int *, int *);
Kim F. Storm's avatar
Kim F. Storm committed
32

Richard M. Stallman's avatar
Richard M. Stallman committed
33 34 35
int getdefdir (int, char*);
void unixtodos_filename (char *);
void dostounix_filename (char *);
36
char *rootrelativepath (char *);
Richard M. Stallman's avatar
Richard M. Stallman committed
37 38 39 40 41 42 43 44 45 46
void init_environment ();
void internal_terminal_init ();
void ctrl_break_func (_go32_dpmi_registers *);
void install_ctrl_break_check ();

extern int have_mouse;
void mouse_init ();
void mouse_on ();
void mouse_off ();
void mouse_moveto (int, int);
Morten Welinder's avatar
Morten Welinder committed
47 48 49 50 51 52 53 54

#ifndef HAVE_X_WINDOWS
/* Dummy types.  */
typedef int XFontStruct;
typedef int GC;
typedef int Pixmap;
typedef int Display;
typedef int Window;
55
typedef int XRectangle;
Morten Welinder's avatar
Morten Welinder committed
56 57 58
#define PIX_TYPE int
#define XDISPLAY

Eli Zaretskii's avatar
Eli Zaretskii committed
59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83
/* A stripped version of struct x_display_info in xterm.h, which see.  */
struct display_info
{
  /* 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.  Rows and columns are glyph matrix positions in
     MOUSE_FACE_WINDOW.  */
  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;
84 85 86

  /* Nonzero means that the mouse highlight should not be shown.  */
  int mouse_face_hidden;
Eli Zaretskii's avatar
Eli Zaretskii committed
87 88
};

89 90
typedef struct display_info Display_Info;

Morten Welinder's avatar
Morten Welinder committed
91
/* This is a cut-down version of the one in xterm.h, which see.  */
92
struct x_output
Morten Welinder's avatar
Morten Welinder committed
93
{
94 95 96
  PIX_TYPE background_pixel;	/* used in xfaces.c and lots of other places */
  PIX_TYPE foreground_pixel;	/* ditto */
  XFontStruct *font;		/* used in x-popup-menu (xmenu.c) */
97 98
  Window hourglass_window;	/* currently unused (but maybe some day) */
  unsigned hourglass_p : 1;	/* ditto */
Eli Zaretskii's avatar
Eli Zaretskii committed
99
  struct display_info display_info; /* used for drawing mouse highlight */
Morten Welinder's avatar
Morten Welinder committed
100 101
};

102
extern struct x_output the_only_x_display;
103

Morten Welinder's avatar
Morten Welinder committed
104 105 106 107
#define FRAME_X_DISPLAY(f) ((Display *) 0)
#define FRAME_FOREGROUND_PIXEL(f) (the_only_x_display.foreground_pixel)
#define FRAME_BACKGROUND_PIXEL(f) (the_only_x_display.background_pixel)
#define FRAME_FONT(f) (the_only_x_display.font)
Eli Zaretskii's avatar
Eli Zaretskii committed
108
#define FRAME_X_DISPLAY_INFO(f) (&the_only_x_display.display_info)
109

110 111 112 113 114
/* Prototypes.  */

/* Forward declarations for prototypes.  */
struct frame;
struct window;
115 116

/* Defined in xfns.c; emulated on msdos.c */
117 118 119 120 121 122

extern int have_menus_p P_ ((void));
extern void x_set_menu_bar_lines P_ ((struct frame *, Lisp_Object, Lisp_Object));
extern int x_pixel_width P_ ((struct frame *));
extern int x_pixel_height P_ ((struct frame *));

Morten Welinder's avatar
Morten Welinder committed
123 124 125 126
#define XFreeGC (void)
#define x_destroy_bitmap(p1,p2)
#define load_pixmap(p1,p2,p3,p4) (0)
#define XGetGeometry(p1,p2,p3,p4,p5,p6,p7,p8,p9)
127 128
#define DisplayWidth(p1,p2) (SELECTED_FRAME()->text_cols)
#define DisplayHeight(p1,p2) (SELECTED_FRAME()->text_lines)
Morten Welinder's avatar
Morten Welinder committed
129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147
#define XMenuSetAEQ (void)
#define XMenuSetFreeze (void)
#define XMenuRecompute (void)
#define FONT_WIDTH(foo) 1
#define XM_FAILURE -1
#define XM_SUCCESS 1
#define XM_NO_SELECT 2
#define XM_IA_SELECT 3
#define ButtonReleaseMask 0

typedef struct x_menu_struct
{
  int count;
  char **text;
  struct x_menu_struct **submenu;
  int *panenumber; /* Also used as enable.  */
  int allocated;
  int panecount;
  int width;
148
  char **help_text;
Morten Welinder's avatar
Morten Welinder committed
149 150
} XMenu;

151 152
XMenu *XMenuCreate (Display *, Window, char *);
int XMenuAddPane (Display *, XMenu *, char *, int);
153
int XMenuAddSelection (Display *, XMenu *, int, int, char *, int, char *);
154 155
void XMenuLocate (Display *, XMenu *, int, int, int, int,
		  int *, int *, int *, int *);
156
int XMenuActivate (Display *, XMenu *, int *, int *, int, int, unsigned,
157
		   char **, void (*callback)(char *, int, int));
158 159
void XMenuDestroy (Display *, XMenu *);

Morten Welinder's avatar
Morten Welinder committed
160 161
#endif /* not HAVE_X_WINDOWS */

162
#endif /* not EMACS_MSDOS_H */
Miles Bader's avatar
Miles Bader committed
163 164 165

/* arch-tag: ad21eeed-8fdb-4357-8007-36368a6bdbf3
   (do not change this comment) */