code.delx.au - gnu-emacs/blob - src/w32gui.h

   1 /* Definitions and headers for communication on the Microsoft W32 API.
   2    Copyright (C) 1995 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 EMACS_W32GUI_H
  22 #define EMACS_W32GUI_H
  23 #include <windows.h>
  24
  25 #include "w32bdf.h"
  26
  27 /* Emulate XCharStruct.  */
  28 typedef struct _XCharStruct
  29 {
  30   short rbearing;
  31   short lbearing;
  32   short width;
  33   short ascent;
  34   short descent;
  35 } XCharStruct;
  36
  37 enum w32_char_font_type
  38 {
  39   UNKNOWN_FONT = 0 /* FONT_TYPE_UNKNOWN */,
  40   ANSI_FONT,
  41   UNICODE_FONT,
  42   BDF_1D_FONT,
  43   BDF_2D_FONT
  44 };
  45
  46 typedef struct W32FontStruct {
  47   enum w32_char_font_type font_type;
  48   TEXTMETRIC tm;
  49   HFONT hfont;
  50   bdffont *bdf;
  51   int double_byte_p;
  52   XCharStruct max_bounds;
  53   XCharStruct scratch;
  54   /* Only store info for ascii chars, if not fixed pitch.  */
  55   XCharStruct * per_char;
  56 } W32FontStruct;
  57
  58 typedef struct W32FontStruct XFontStruct;
  59
  60 /* Emulate X GC's by keeping color and font info in a structure.  */
  61 typedef struct _XGCValues
  62 {
  63   COLORREF foreground;
  64   COLORREF background;
  65   XFontStruct * font;
  66 } XGCValues;
  67
  68 #define GCForeground 0x01
  69 #define GCBackground 0x02
  70 #define GCFont 0x03
  71
  72 typedef HBITMAP Pixmap;
  73 typedef HBITMAP Bitmap;
  74
  75 typedef XGCValues * GC;
  76 typedef COLORREF Color;
  77 typedef DWORD Time;
  78 typedef HWND Window;
  79 typedef HDC Display;  /* HDC so it doesn't conflict with xpm lib.  */
  80 typedef HCURSOR Cursor;
  81
  82 #define No_Cursor (0)
  83
  84 #define XChar2b wchar_t
  85
  86 /* Dealing with bits of wchar_t as if they were an XChar2b.  */
  87 #define STORE_XCHAR2B(chp, byte1, byte2) \
  88   ((*chp) = ((XChar2b)((((byte1) & 0x00ff) << 8) | ((byte2) & 0x00ff))))
  89
  90 #define XCHAR2B_BYTE1(chp) \
  91  (((*chp) & 0xff00) >> 8)
  92
  93 #define XCHAR2B_BYTE2(chp) \
  94  ((*chp) & 0x00ff)
  95
  96
  97 /* Windows equivalent of XImage.  */
  98 typedef struct _XImage
  99 {
 100   unsigned char * data;
 101   BITMAPINFO info;
 102   /* Optional RGBQUAD array for palette follows (see BITMAPINFO docs).  */
 103 } XImage;
 104
 105 #define FACE_DEFAULT (~0)
 106
 107 extern HINSTANCE hinst;
 108 extern HINSTANCE hprevinst;
 109 extern LPSTR lpCmdLine;
 110 extern int nCmdShow;
 111
 112 /* Bit Gravity */
 113
 114 #define ForgetGravity           0
 115 #define NorthWestGravity        1
 116 #define NorthGravity            2
 117 #define NorthEastGravity        3
 118 #define WestGravity             4
 119 #define CenterGravity           5
 120 #define EastGravity             6
 121 #define SouthWestGravity        7
 122 #define SouthGravity            8
 123 #define SouthEastGravity        9
 124 #define StaticGravity           10
 125
 126 #define NoValue         0x0000
 127 #define XValue          0x0001
 128 #define YValue          0x0002
 129 #define WidthValue      0x0004
 130 #define HeightValue     0x0008
 131 #define AllValues       0x000F
 132 #define XNegative       0x0010
 133 #define YNegative       0x0020
 134
 135 #define USPosition      (1L << 0) /* user specified x, y */
 136 #define USSize          (1L << 1) /* user specified width, height */
 137
 138 #define PPosition       (1L << 2) /* program specified position */
 139 #define PSize           (1L << 3) /* program specified size */
 140 #define PMinSize        (1L << 4) /* program specified minimum size */
 141 #define PMaxSize        (1L << 5) /* program specified maximum size */
 142 #define PResizeInc      (1L << 6) /* program specified resize increments */
 143 #define PAspect         (1L << 7) /* program specified min and max aspect ratios */
 144 #define PBaseSize       (1L << 8) /* program specified base for incrementing */
 145 #define PWinGravity     (1L << 9) /* program specified window gravity */
 146
 147 extern int XParseGeometry ();
 148
 149
 150 typedef struct {
 151     int x, y;
 152     unsigned width, height;
 153 } XRectangle;
 154
 155 #define NativeRectangle RECT
 156
 157 #define CONVERT_TO_XRECT(xr,nr)                 \
 158   ((xr).x = (nr).left,                          \
 159    (xr).y = (nr).top,                           \
 160    (xr).width = ((nr).right - (nr).left),       \
 161    (xr).height = ((nr).bottom - (nr).top))
 162
 163 #define CONVERT_FROM_XRECT(xr,nr)               \
 164   ((nr).left = (xr).x,                          \
 165    (nr).top = (xr).y,                           \
 166    (nr).right = ((xr).x + (xr).width),          \
 167    (nr).bottom = ((xr).y + (xr).height))
 168
 169 #define STORE_NATIVE_RECT(nr,x,y,width,height)  \
 170   ((nr).left = (x),                             \
 171    (nr).top = (y),                              \
 172    (nr).right = ((nr).left + (width)),          \
 173    (nr).bottom = ((nr).top + (height)))
 174
 175
 176 #endif /* EMACS_W32GUI_H */