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, or (at your option)
  10 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; see the file COPYING.  If not, write to
  19 the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  20 Boston, MA 02110-1301, USA.  */
  21
  22 #ifndef EMACS_W32GUI_H
  23 #define EMACS_W32GUI_H
  24 #include <windows.h>
  25
  26 #include "w32bdf.h"
  27
  28 /* Emulate XCharStruct.  */
  29 typedef struct _XCharStruct
  30 {
  31   short rbearing;
  32   short lbearing;
  33   short width;
  34   short ascent;
  35   short descent;
  36 } XCharStruct;
  37
  38 enum w32_char_font_type
  39 {
  40   UNKNOWN_FONT = 0 /* FONT_TYPE_UNKNOWN */,
  41   ANSI_FONT,
  42   UNICODE_FONT,
  43   BDF_1D_FONT,
  44   BDF_2D_FONT
  45 };
  46
  47 typedef struct W32FontStruct {
  48   enum w32_char_font_type font_type;
  49   TEXTMETRIC tm;
  50   HFONT hfont;
  51   bdffont *bdf;
  52   int double_byte_p;
  53   XCharStruct max_bounds;
  54   XCharStruct scratch;
  55   /* Only store info for ascii chars, if not fixed pitch.  */
  56   XCharStruct * per_char;
  57 } W32FontStruct;
  58
  59 typedef struct W32FontStruct XFontStruct;
  60
  61 /* Emulate X GC's by keeping color and font info in a structure.  */
  62 typedef struct _XGCValues
  63 {
  64   COLORREF foreground;
  65   COLORREF background;
  66   XFontStruct * font;
  67 } XGCValues;
  68
  69 #define GCForeground 0x01
  70 #define GCBackground 0x02
  71 #define GCFont 0x03
  72
  73 typedef HBITMAP Pixmap;
  74 typedef HBITMAP Bitmap;
  75
  76 typedef char * XrmDatabase;
  77
  78 typedef XGCValues * GC;
  79 typedef COLORREF Color;
  80 typedef DWORD Time;
  81 typedef HWND Window;
  82 typedef HDC Display;  /* HDC so it doesn't conflict with xpm lib.  */
  83 typedef HCURSOR Cursor;
  84
  85 #define No_Cursor (0)
  86
  87 #define XChar2b wchar_t
  88
  89 /* Dealing with bits of wchar_t as if they were an XChar2b.  */
  90 #define STORE_XCHAR2B(chp, byte1, byte2) \
  91   ((*chp) = ((XChar2b)((((byte1) & 0x00ff) << 8) | ((byte2) & 0x00ff))))
  92
  93 #define XCHAR2B_BYTE1(chp) \
  94  (((*chp) & 0xff00) >> 8)
  95
  96 #define XCHAR2B_BYTE2(chp) \
  97  ((*chp) & 0x00ff)
  98
  99
 100 /* Windows equivalent of XImage.  */
 101 typedef struct _XImage
 102 {
 103   unsigned char * data;
 104   BITMAPINFO info;
 105   /* Optional RGBQUAD array for palette follows (see BITMAPINFO docs).  */
 106 } XImage;
 107
 108 #define FACE_DEFAULT (~0)
 109
 110 extern HINSTANCE hinst;
 111 extern HINSTANCE hprevinst;
 112 extern LPSTR lpCmdLine;
 113 extern int nCmdShow;
 114
 115 /* Bit Gravity */
 116
 117 #define ForgetGravity           0
 118 #define NorthWestGravity        1
 119 #define NorthGravity            2
 120 #define NorthEastGravity        3
 121 #define WestGravity             4
 122 #define CenterGravity           5
 123 #define EastGravity             6
 124 #define SouthWestGravity        7
 125 #define SouthGravity            8
 126 #define SouthEastGravity        9
 127 #define StaticGravity           10
 128
 129 #define NoValue         0x0000
 130 #define XValue          0x0001
 131 #define YValue          0x0002
 132 #define WidthValue      0x0004
 133 #define HeightValue     0x0008
 134 #define AllValues       0x000F
 135 #define XNegative       0x0010
 136 #define YNegative       0x0020
 137
 138 #define USPosition      (1L << 0) /* user specified x, y */
 139 #define USSize          (1L << 1) /* user specified width, height */
 140
 141 #define PPosition       (1L << 2) /* program specified position */
 142 #define PSize           (1L << 3) /* program specified size */
 143 #define PMinSize        (1L << 4) /* program specified minimum size */
 144 #define PMaxSize        (1L << 5) /* program specified maximum size */
 145 #define PResizeInc      (1L << 6) /* program specified resize increments */
 146 #define PAspect         (1L << 7) /* program specified min and max aspect ratios */
 147 #define PBaseSize       (1L << 8) /* program specified base for incrementing */
 148 #define PWinGravity     (1L << 9) /* program specified window gravity */
 149
 150 extern int XParseGeometry ();
 151
 152
 153 typedef struct {
 154     int x, y;
 155     unsigned width, height;
 156 } XRectangle;
 157
 158 #define NativeRectangle RECT
 159
 160 #define CONVERT_TO_XRECT(xr,nr)                 \
 161   ((xr).x = (nr).left,                          \
 162    (xr).y = (nr).top,                           \
 163    (xr).width = ((nr).right - (nr).left),       \
 164    (xr).height = ((nr).bottom - (nr).top))
 165
 166 #define CONVERT_FROM_XRECT(xr,nr)               \
 167   ((nr).left = (xr).x,                          \
 168    (nr).top = (xr).y,                           \
 169    (nr).right = ((xr).x + (xr).width),          \
 170    (nr).bottom = ((xr).y + (xr).height))
 171
 172 #define STORE_NATIVE_RECT(nr,x,y,width,height)  \
 173   ((nr).left = (x),                             \
 174    (nr).top = (y),                              \
 175    (nr).right = ((nr).left + (width)),          \
 176    (nr).bottom = ((nr).top + (height)))
 177
 178
 179 #endif /* EMACS_W32GUI_H */
 180
 181 /* arch-tag: 9172e5fb-45a5-4684-afd9-ca0e81324604
 182    (do not change this comment) */