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[emacs.git] / src / msdos.h
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1 /* MS-DOS specific C utilities, interface.
2 Copyright (C) 1993, 2001-2012 Free Software Foundation, Inc.
4 This file is part of GNU Emacs.
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 3 of the License, or
9 (at your option) any later version.
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.
16 You should have received a copy of the GNU General Public License
17 along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>. */
19 #ifndef EMACS_MSDOS_H
20 #define EMACS_MSDOS_H
22 #include <dpmi.h>
24 int dos_ttraw (struct tty_display_info *);
25 int dos_ttcooked (void);
26 int dos_get_saved_screen (char **, int *, int *);
27 int dos_set_keyboard (int, int);
28 void dos_set_window_size (int *, int *);
30 int getdefdir (int, char*);
31 void unixtodos_filename (char *);
32 void dostounix_filename (char *);
33 char *rootrelativepath (char *);
34 void init_environment (int, char **, int);
35 void internal_terminal_init (void);
36 void initialize_msdos_display (struct terminal *);
38 extern int have_mouse;
39 void mouse_init (void);
40 void mouse_on (void);
41 void mouse_off (void);
42 void mouse_moveto (int, int);
44 #if __DJGPP__ == 2 && __DJGPP_MINOR__ < 4
45 int readlink (const char *, char *, size_t);
46 #endif
49 #ifndef HAVE_X_WINDOWS
50 /* Dummy types. */
51 typedef int XFontStruct;
52 typedef int GC;
53 typedef int Pixmap;
54 typedef int Display;
55 typedef int Window;
56 typedef int XRectangle;
57 #define PIX_TYPE unsigned long
58 #define XDISPLAY
60 typedef struct tty_display_info Display_Info;
62 extern struct tty_display_info the_only_display_info;
64 #define FRAME_X_DISPLAY(f) ((Display *) 0)
65 #define FRAME_FONT(f) ((f)->output_data.tty->font)
66 #define FRAME_X_DISPLAY_INFO(f) (&the_only_display_info)
68 /* Prototypes. */
70 /* Forward declarations for prototypes. */
71 struct frame;
72 struct window;
74 /* Defined in xfns.c; emulated on msdos.c */
76 extern void x_set_menu_bar_lines (struct frame *, Lisp_Object, Lisp_Object);
77 extern int x_pixel_width (struct frame *);
78 extern int x_pixel_height (struct frame *);
80 #define XFreeGC (void)
81 #define x_destroy_bitmap(p1,p2)
82 #define XGetGeometry(p1,p2,p3,p4,p5,p6,p7,p8,p9)
83 #define DisplayWidth(p1,p2) (SELECTED_FRAME()->text_cols)
84 #define DisplayHeight(p1,p2) (SELECTED_FRAME()->text_lines)
85 #define XMenuSetAEQ (void)
86 #define XMenuSetFreeze (void)
87 #define XMenuRecompute (void)
88 #define FONT_WIDTH(foo) 1
89 #define XM_FAILURE -1
90 #define XM_SUCCESS 1
91 #define XM_NO_SELECT 2
92 #define XM_IA_SELECT 3
93 #define ButtonReleaseMask 0
95 typedef struct x_menu_struct
97 int count;
98 char **text;
99 struct x_menu_struct **submenu;
100 int *panenumber; /* Also used as enable. */
101 int allocated;
102 int panecount;
103 int width;
104 const char **help_text;
105 } XMenu;
107 XMenu *XMenuCreate (Display *, Window, char *);
108 int XMenuAddPane (Display *, XMenu *, char const *, int);
109 int XMenuAddSelection (Display *, XMenu *, int, int, char *, int, char const *);
110 void XMenuLocate (Display *, XMenu *, int, int, int, int,
111 int *, int *, int *, int *);
112 int XMenuActivate (Display *, XMenu *, int *, int *, int, int, unsigned,
113 char **, void (*callback)(char const *, int, int));
114 void XMenuDestroy (Display *, XMenu *);
116 #endif /* not HAVE_X_WINDOWS */
118 #endif /* not EMACS_MSDOS_H */