1 /* Definitions and headers for communication on the Microsoft W32 API.
2 Copyright (C) 1995, 2001, 2002, 2003, 2004, 2005,
3 2006, 2007, 2008 Free Software Foundation, Inc.
5 This file is part of GNU Emacs.
7 GNU Emacs is free software: you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation, either version 3 of the License, or
10 (at your option) any later version.
12 GNU Emacs is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
17 You should have received a copy of the GNU General Public License
18 along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>. */
20 #ifndef EMACS_W32GUI_H
21 #define EMACS_W32GUI_H
26 /* Emulate XCharStruct. */
27 typedef struct _XCharStruct
36 /* Emulate widget_value from ../lwlib/lwlib.h, modified for Windows. */
37 typedef void * XtPointer
;
45 typedef struct _widget_value
50 /* value (meaning depend on widget type) */
52 /* keyboard equivalent. no implications for XtTranslations */
55 /* Help string or nil if none.
56 GC finds this string through the frame's menu_bar_vector
57 or through menu_items. */
61 /* true if selected */
63 /* The type of a button. */
64 enum button_type button_type
;
65 /* true if menu title */
68 /* true if was edited (maintained by get_value) */
70 /* true if has changed (maintained by lw library) */
72 /* true if this widget itself has changed,
73 but not counting the other widgets found in the `next' field. */
74 change_type this_one_change
;
76 /* Contents of the sub-widgets, also selected slot for checkbox */
77 struct _widget_value
* contents
;
78 /* data passed to callback */
80 /* next one in the list */
81 struct _widget_value
* next
;
83 /* slot for the toolkit dependent part. Always initialize to NULL. */
85 /* tell us if we should free the toolkit data slot when freeing the
86 widget_value itself. */
87 Boolean free_toolkit_data
;
89 /* we resource the widget_value structures; this points to the next
90 one on the free list if this one has been deallocated.
92 struct _widget_value
*free_list
;
95 /* Local memory management for menus. */
96 #define local_heap (GetProcessHeap ())
97 #define local_alloc(n) (HeapAlloc (local_heap, HEAP_ZERO_MEMORY, (n)))
98 #define local_free(p) (HeapFree (local_heap, 0, ((LPVOID) (p))))
100 #define malloc_widget_value() ((widget_value *) local_alloc (sizeof (widget_value)))
101 #define free_widget_value(wv) (local_free ((wv)))
104 enum w32_char_font_type
106 UNKNOWN_FONT
= 0 /* FONT_TYPE_UNKNOWN */,
113 typedef struct W32FontStruct
{
114 enum w32_char_font_type font_type
;
119 XCharStruct max_bounds
;
121 /* Only store info for ascii chars, if not fixed pitch. */
122 XCharStruct
* per_char
;
125 typedef struct W32FontStruct XFontStruct
;
127 /* Emulate X GC's by keeping color and font info in a structure. */
128 typedef struct _XGCValues
135 #define GCForeground 0x01
136 #define GCBackground 0x02
139 typedef HBITMAP Pixmap
;
140 typedef HBITMAP Bitmap
;
142 typedef char * XrmDatabase
;
144 typedef XGCValues
* GC
;
145 typedef COLORREF Color
;
148 typedef HDC Display
; /* HDC so it doesn't conflict with xpm lib. */
149 typedef HCURSOR Cursor
;
151 #define No_Cursor (0)
153 #define XChar2b wchar_t
155 /* Dealing with bits of wchar_t as if they were an XChar2b. */
156 #define STORE_XCHAR2B(chp, byte1, byte2) \
157 ((*chp) = ((XChar2b)((((byte1) & 0x00ff) << 8) | ((byte2) & 0x00ff))))
159 #define XCHAR2B_BYTE1(chp) \
160 (((*chp) & 0xff00) >> 8)
162 #define XCHAR2B_BYTE2(chp) \
166 /* Windows equivalent of XImage. */
167 typedef struct _XImage
169 unsigned char * data
;
171 /* Optional RGBQUAD array for palette follows (see BITMAPINFO docs). */
174 #define FACE_DEFAULT (~0)
176 extern HINSTANCE hinst
;
177 extern HINSTANCE hprevinst
;
178 extern LPSTR lpCmdLine
;
183 #define ForgetGravity 0
184 #define NorthWestGravity 1
185 #define NorthGravity 2
186 #define NorthEastGravity 3
187 #define WestGravity 4
188 #define CenterGravity 5
189 #define EastGravity 6
190 #define SouthWestGravity 7
191 #define SouthGravity 8
192 #define SouthEastGravity 9
193 #define StaticGravity 10
195 #define NoValue 0x0000
196 #define XValue 0x0001
197 #define YValue 0x0002
198 #define WidthValue 0x0004
199 #define HeightValue 0x0008
200 #define AllValues 0x000F
201 #define XNegative 0x0010
202 #define YNegative 0x0020
204 #define USPosition (1L << 0) /* user specified x, y */
205 #define USSize (1L << 1) /* user specified width, height */
207 #define PPosition (1L << 2) /* program specified position */
208 #define PSize (1L << 3) /* program specified size */
209 #define PMinSize (1L << 4) /* program specified minimum size */
210 #define PMaxSize (1L << 5) /* program specified maximum size */
211 #define PResizeInc (1L << 6) /* program specified resize increments */
212 #define PAspect (1L << 7) /* program specified min and max aspect ratios */
213 #define PBaseSize (1L << 8) /* program specified base for incrementing */
214 #define PWinGravity (1L << 9) /* program specified window gravity */
216 extern int XParseGeometry ();
221 unsigned width
, height
;
224 #define NativeRectangle RECT
226 #define CONVERT_TO_XRECT(xr,nr) \
227 ((xr).x = (nr).left, \
229 (xr).width = ((nr).right - (nr).left), \
230 (xr).height = ((nr).bottom - (nr).top))
232 #define CONVERT_FROM_XRECT(xr,nr) \
233 ((nr).left = (xr).x, \
235 (nr).right = ((xr).x + (xr).width), \
236 (nr).bottom = ((xr).y + (xr).height))
238 #define STORE_NATIVE_RECT(nr,x,y,width,height) \
241 (nr).right = ((nr).left + (width)), \
242 (nr).bottom = ((nr).top + (height)))
245 #endif /* EMACS_W32GUI_H */
247 /* arch-tag: 9172e5fb-45a5-4684-afd9-ca0e81324604
248 (do not change this comment) */