src/w32gui.h

   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.
   4
   5 This file is part of GNU Emacs.
   6
   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.
  11
  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.
  16
  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/>.  */
  19
  20 #ifndef EMACS_W32GUI_H
  21 #define EMACS_W32GUI_H
  22 #include <windows.h>
  23
  24 #include "w32bdf.h"
  25
  26 /* Emulate XCharStruct.  */
  27 typedef struct _XCharStruct
  28 {
  29   short rbearing;
  30   short lbearing;
  31   short width;
  32   short ascent;
  33   short descent;
  34 } XCharStruct;
  35
  36 enum w32_char_font_type
  37 {
  38   UNKNOWN_FONT = 0 /* FONT_TYPE_UNKNOWN */,
  39   ANSI_FONT,
  40   UNICODE_FONT,
  41   BDF_1D_FONT,
  42   BDF_2D_FONT
  43 };
  44
  45 typedef struct W32FontStruct {
  46   enum w32_char_font_type font_type;
  47   TEXTMETRIC tm;
  48   HFONT hfont;
  49   bdffont *bdf;
  50   int double_byte_p;
  51   XCharStruct max_bounds;
  52   XCharStruct scratch;
  53   /* Only store info for ascii chars, if not fixed pitch.  */
  54   XCharStruct * per_char;
  55 } W32FontStruct;
  56
  57 typedef struct W32FontStruct XFontStruct;
  58
  59 /* Emulate X GC's by keeping color and font info in a structure.  */
  60 typedef struct _XGCValues
  61 {
  62   COLORREF foreground;
  63   COLORREF background;
  64 #if OLD_FONT
  65   XFontStruct * font;
  66 #endif
  67   struct font *font;
  68 } XGCValues;
  69
  70 #define GCForeground 0x01
  71 #define GCBackground 0x02
  72 #define GCFont 0x03
  73
  74 typedef HBITMAP Pixmap;
  75 typedef HBITMAP Bitmap;
  76
  77 typedef char * XrmDatabase;
  78
  79 typedef XGCValues * GC;
  80 typedef COLORREF Color;
  81 typedef DWORD Time;
  82 typedef HWND Window;
  83 typedef HDC Display;  /* HDC so it doesn't conflict with xpm lib.  */
  84 typedef HCURSOR Cursor;
  85
  86 #define No_Cursor (0)
  87
  88 #define XChar2b wchar_t
  89
  90 /* Dealing with bits of wchar_t as if they were an XChar2b.  */
  91 #define STORE_XCHAR2B(chp, byte1, byte2) \
  92   ((*chp) = ((XChar2b)((((byte1) & 0x00ff) << 8) | ((byte2) & 0x00ff))))
  93
  94 #define XCHAR2B_BYTE1(chp) \
  95  (((*chp) & 0xff00) >> 8)
  96
  97 #define XCHAR2B_BYTE2(chp) \
  98  ((*chp) & 0x00ff)
  99
 100
 101 /* Windows equivalent of XImage.  */
 102 typedef struct _XImage
 103 {
 104   unsigned char * data;
 105   BITMAPINFO info;
 106   /* Optional RGBQUAD array for palette follows (see BITMAPINFO docs).  */
 107 } XImage;
 108
 109 #define FACE_DEFAULT (~0)
 110
 111 extern HINSTANCE hinst;
 112 extern HINSTANCE hprevinst;
 113 extern LPSTR lpCmdLine;
 114 extern int nCmdShow;
 115
 116 /* Bit Gravity */
 117
 118 #define ForgetGravity           0
 119 #define NorthWestGravity        1
 120 #define NorthGravity            2
 121 #define NorthEastGravity        3
 122 #define WestGravity             4
 123 #define CenterGravity           5
 124 #define EastGravity             6
 125 #define SouthWestGravity        7
 126 #define SouthGravity            8
 127 #define SouthEastGravity        9
 128 #define StaticGravity           10
 129
 130 #define NoValue         0x0000
 131 #define XValue          0x0001
 132 #define YValue          0x0002
 133 #define WidthValue      0x0004
 134 #define HeightValue     0x0008
 135 #define AllValues       0x000F
 136 #define XNegative       0x0010
 137 #define YNegative       0x0020
 138
 139 #define USPosition      (1L << 0) /* user specified x, y */
 140 #define USSize          (1L << 1) /* user specified width, height */
 141
 142 #define PPosition       (1L << 2) /* program specified position */
 143 #define PSize           (1L << 3) /* program specified size */
 144 #define PMinSize        (1L << 4) /* program specified minimum size */
 145 #define PMaxSize        (1L << 5) /* program specified maximum size */
 146 #define PResizeInc      (1L << 6) /* program specified resize increments */
 147 #define PAspect         (1L << 7) /* program specified min and max aspect ratios */
 148 #define PBaseSize       (1L << 8) /* program specified base for incrementing */
 149 #define PWinGravity     (1L << 9) /* program specified window gravity */
 150
 151 extern int XParseGeometry ();
 152
 153
 154 typedef struct {
 155     int x, y;
 156     unsigned width, height;
 157 } XRectangle;
 158
 159 #define NativeRectangle RECT
 160
 161 #define CONVERT_TO_XRECT(xr,nr)                 \
 162   ((xr).x = (nr).left,                          \
 163    (xr).y = (nr).top,                           \
 164    (xr).width = ((nr).right - (nr).left),       \
 165    (xr).height = ((nr).bottom - (nr).top))
 166
 167 #define CONVERT_FROM_XRECT(xr,nr)               \
 168   ((nr).left = (xr).x,                          \
 169    (nr).top = (xr).y,                           \
 170    (nr).right = ((xr).x + (xr).width),          \
 171    (nr).bottom = ((xr).y + (xr).height))
 172
 173 #define STORE_NATIVE_RECT(nr,x,y,width,height)  \
 174   ((nr).left = (x),                             \
 175    (nr).top = (y),                              \
 176    (nr).right = ((nr).left + (width)),          \
 177    (nr).bottom = ((nr).top + (height)))
 178
 179
 180 #endif /* EMACS_W32GUI_H */
 181
 182 /* arch-tag: 9172e5fb-45a5-4684-afd9-ca0e81324604
 183    (do not change this comment) */