src/macgui.h

   1 /* Definitions and headers for communication on the Mac OS.
   2    Copyright (C) 2000, 2001 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 /* Contributed by Andrew Choi (akochoi@mac.com).  */
  22
  23 #ifndef EMACS_MACGUI_H
  24 #define EMACS_MACGUI_H
  25
  26 typedef int Display;  /* fix later */
  27
  28 typedef char * XrmDatabase;  /* fix later */
  29
  30 typedef unsigned long Time;
  31
  32 #if MAC_OSX
  33 #undef mktime
  34 #undef DEBUG
  35 #undef Z
  36 #undef free
  37 #undef malloc
  38 #undef realloc
  39 /* Macros max and min defined in lisp.h conflict with those in
  40    precompiled header Carbon.h.  */
  41 #undef max
  42 #undef min
  43 #undef init_process
  44 #include <Carbon/Carbon.h>
  45 #undef Z
  46 #define Z (current_buffer->text->z)
  47 #undef free
  48 #define free unexec_free
  49 #undef malloc
  50 #define malloc unexec_malloc
  51 #undef realloc
  52 #define realloc unexec_realloc
  53 #undef min
  54 #define min(a, b) ((a) < (b) ? (a) : (b))
  55 #undef max
  56 #define max(a, b) ((a) > (b) ? (a) : (b))
  57 #undef init_process
  58 #define init_process emacs_init_process
  59 #undef INFINITY
  60 #else
  61 #include <QuickDraw.h>          /* for WindowPtr */
  62 #include <QDOffscreen.h>        /* for GWorldPtr */
  63 #include <Controls.h>           /* for ControlHandle in xdisp.c */
  64 #include <Gestalt.h>
  65 #endif
  66
  67 typedef GWorldPtr Pixmap;
  68
  69 #if TARGET_API_MAC_CARBON
  70 typedef struct OpaqueWindowPtr *Window;
  71 #define Cursor ThemeCursor
  72 #define No_Cursor (-1)
  73 #else
  74 typedef WindowPtr Window;
  75 #define SetPortWindowPort(w) SetPort(w)
  76 #define Cursor CursHandle
  77 #define No_Cursor (0)
  78 extern CursPtr arrow_cursor;
  79 #endif
  80
  81 #define FACE_DEFAULT (~0)
  82
  83
  84 /* Emulate XCharStruct.  */
  85 typedef struct _XCharStruct
  86 {
  87   int rbearing;
  88   int lbearing;
  89   int width;
  90   int ascent;
  91   int descent;
  92 } XCharStruct;
  93
  94 struct MacFontStruct {
  95   char *fontname;
  96
  97   short mac_fontnum;  /* font number of font used in this window */
  98   int mac_fontsize;  /* size of font */
  99   short mac_fontface;  /* plain, bold, italics, etc. */
 100   short mac_scriptcode;  /* Mac OS script code for font used */
 101
 102 #if 0
 103   SInt16 mFontNum;  /* font number of font used in this window */
 104   short mScriptCode;  /* Mac OS script code for font used */
 105   int mFontSize;  /* size of font */
 106   Style mFontFace;  /* plain, bold, italics, etc. */
 107   int mHeight;  /* height of one line of text in pixels */
 108   int mWidth;  /* width of one character in pixels */
 109   int mAscent;
 110   int mDescent;
 111   int mLeading;
 112   char mTwoByte;  /* true for two-byte font */
 113 #endif /* 0 */
 114
 115 /* from Xlib.h */
 116 #if 0
 117   XExtData *ext_data;      /* hook for extension to hang data */
 118   Font fid;                /* Font id for this font */
 119   unsigned direction;      /* hint about the direction font is painted */
 120 #endif /* 0 */
 121   unsigned min_char_or_byte2;/* first character */
 122   unsigned max_char_or_byte2;/* last character */
 123   unsigned min_byte1;      /* first row that exists */
 124   unsigned max_byte1;      /* last row that exists */
 125 #if 0
 126   Bool all_chars_exist;    /* flag if all characters have nonzero size */
 127   unsigned default_char;   /* char to print for undefined character */
 128   int n_properties;        /* how many properties there are */
 129   XFontProp *properties;   /* pointer to array of additional properties */
 130 #endif /* 0 */
 131   XCharStruct min_bounds;  /* minimum bounds over all existing char */
 132   XCharStruct max_bounds;  /* maximum bounds over all existing char */
 133   XCharStruct *per_char;   /* first_char to last_char information */
 134   int ascent;              /* logical extent above baseline for spacing */
 135   int descent;             /* logical decent below baseline for spacing */
 136 };
 137
 138 typedef struct MacFontStruct MacFontStruct;
 139 typedef struct MacFontStruct XFontStruct;
 140
 141 /* Structure borrowed from Xlib.h to represent two-byte characters.  */
 142
 143 typedef struct {
 144   unsigned char byte1;
 145   unsigned char byte2;
 146 } XChar2b;
 147
 148 #define STORE_XCHAR2B(chp, b1, b2) \
 149   ((chp)->byte1 = (b1), (chp)->byte2 = (b2))
 150
 151 #define XCHAR2B_BYTE1(chp) \
 152   ((chp)->byte1)
 153
 154 #define XCHAR2B_BYTE2(chp) \
 155   ((chp)->byte2)
 156
 157
 158 /* Emulate X GC's by keeping color and font info in a structure.  */
 159 typedef struct _XGCValues
 160 {
 161   unsigned long foreground;
 162   unsigned long background;
 163   XFontStruct *font;
 164 } XGCValues;
 165
 166 typedef XGCValues *GC;
 167
 168 extern XGCValues *
 169 XCreateGC (void *, Window, unsigned long, XGCValues *);
 170
 171 #define GCForeground 0x01
 172 #define GCBackground 0x02
 173 #define GCFont 0x03
 174 #define GCGraphicsExposures 0
 175
 176 /* Bit Gravity */
 177
 178 #define ForgetGravity           0
 179 #define NorthWestGravity        1
 180 #define NorthGravity            2
 181 #define NorthEastGravity        3
 182 #define WestGravity             4
 183 #define CenterGravity           5
 184 #define EastGravity             6
 185 #define SouthWestGravity        7
 186 #define SouthGravity            8
 187 #define SouthEastGravity        9
 188 #define StaticGravity           10
 189
 190 #define NoValue         0x0000
 191 #define XValue          0x0001
 192 #define YValue          0x0002
 193 #define WidthValue      0x0004
 194 #define HeightValue     0x0008
 195 #define AllValues       0x000F
 196 #define XNegative       0x0010
 197 #define YNegative       0x0020
 198
 199 #define USPosition      (1L << 0) /* user specified x, y */
 200 #define USSize          (1L << 1) /* user specified width, height */
 201
 202 #define PPosition       (1L << 2) /* program specified position */
 203 #define PSize           (1L << 3) /* program specified size */
 204 #define PMinSize        (1L << 4) /* program specified minimum size */
 205 #define PMaxSize        (1L << 5) /* program specified maximum size */
 206 #define PResizeInc      (1L << 6) /* program specified resize increments */
 207 #define PAspect         (1L << 7) /* program specified min and max aspect ratios */
 208 #define PBaseSize       (1L << 8) /* program specified base for incrementing */
 209 #define PWinGravity     (1L << 9) /* program specified window gravity */
 210
 211 extern int XParseGeometry ();
 212
 213 typedef struct {
 214     int x, y;
 215     unsigned width, height;
 216 } XRectangle;
 217
 218 #define NativeRectangle Rect
 219
 220 #define CONVERT_TO_XRECT(xr,nr)                 \
 221   ((xr).x = (nr).left,                          \
 222    (xr).y = (nr).top,                           \
 223    (xr).width = ((nr).right - (nr).left),       \
 224    (xr).height = ((nr).bottom - (nr).top))
 225
 226 #define CONVERT_FROM_XRECT(xr,nr)               \
 227   ((nr).left = (xr).x,                          \
 228    (nr).top = (xr).y,                           \
 229    (nr).right = ((xr).x + (xr).width),          \
 230    (nr).bottom = ((xr).y + (xr).height))
 231
 232 #define STORE_NATIVE_RECT(nr,x,y,width,height)  \
 233   ((nr).left = (x),                             \
 234    (nr).top = (y),                              \
 235    (nr).right = ((nr).left + (width)),          \
 236    (nr).bottom = ((nr).top + (height)))
 237
 238 #endif /* EMACS_MACGUI_H */
 239
 240 /* arch-tag: 5a0da49a-35e2-418b-a58c-8a55778ae849
 241    (do not change this comment) */