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 mktime
  46 #define mktime emacs_mktime
  47 #undef Z
  48 #define Z (current_buffer->text->z)
  49 #undef free
  50 #define free unexec_free
  51 #undef malloc
  52 #define malloc unexec_malloc
  53 #undef realloc
  54 #define realloc unexec_realloc
  55 #undef min
  56 #define min(a, b) ((a) < (b) ? (a) : (b))
  57 #undef max
  58 #define max(a, b) ((a) > (b) ? (a) : (b))
  59 #undef init_process
  60 #define init_process emacs_init_process
  61 #undef INFINITY
  62 #else
  63 #include <QuickDraw.h>          /* for WindowPtr */
  64 #include <QDOffscreen.h>        /* for GWorldPtr */
  65 #include <Windows.h>
  66 #include <Gestalt.h>
  67 #endif
  68
  69 typedef WindowPtr Window;
  70 typedef GWorldPtr Pixmap;
  71
  72 #if TARGET_API_MAC_CARBON
  73 #define Cursor ThemeCursor
  74 #define No_Cursor (-1)
  75 #else
  76 #define SetPortWindowPort(w) SetPort(w)
  77 #define Cursor CursHandle
  78 #define No_Cursor (0)
  79 extern CursPtr arrow_cursor;
  80 #endif
  81
  82 #define FACE_DEFAULT (~0)
  83
  84
  85 /* Emulate XCharStruct.  */
  86 typedef struct _XCharStruct
  87 {
  88   int rbearing;
  89   int lbearing;
  90   int width;
  91   int ascent;
  92   int descent;
  93 } XCharStruct;
  94
  95 #define STORE_XCHARSTRUCT(xcs, w, bds)                  \
  96   ((xcs).width = (w),                                   \
  97    (xcs).lbearing = (bds).left,                         \
  98    (xcs).rbearing = (bds).right,                        \
  99    (xcs).ascent = -(bds).top,                           \
 100    (xcs).descent = (bds).bottom)
 101
 102 struct MacFontStruct {
 103   char *fontname;
 104
 105   short mac_fontnum;  /* font number of font used in this window */
 106   int mac_fontsize;  /* size of font */
 107   short mac_fontface;  /* plain, bold, italics, etc. */
 108   short mac_scriptcode;  /* Mac OS script code for font used */
 109
 110 #if 0
 111   SInt16 mFontNum;  /* font number of font used in this window */
 112   short mScriptCode;  /* Mac OS script code for font used */
 113   int mFontSize;  /* size of font */
 114   Style mFontFace;  /* plain, bold, italics, etc. */
 115   int mHeight;  /* height of one line of text in pixels */
 116   int mWidth;  /* width of one character in pixels */
 117   int mAscent;
 118   int mDescent;
 119   int mLeading;
 120   char mTwoByte;  /* true for two-byte font */
 121 #endif /* 0 */
 122
 123 /* from Xlib.h */
 124 #if 0
 125   XExtData *ext_data;      /* hook for extension to hang data */
 126   Font fid;                /* Font id for this font */
 127   unsigned direction;      /* hint about the direction font is painted */
 128 #endif /* 0 */
 129   unsigned min_char_or_byte2;/* first character */
 130   unsigned max_char_or_byte2;/* last character */
 131   unsigned min_byte1;      /* first row that exists */
 132   unsigned max_byte1;      /* last row that exists */
 133 #if 0
 134   Bool all_chars_exist;    /* flag if all characters have nonzero size */
 135   unsigned default_char;   /* char to print for undefined character */
 136   int n_properties;        /* how many properties there are */
 137   XFontProp *properties;   /* pointer to array of additional properties */
 138 #endif /* 0 */
 139   XCharStruct min_bounds;  /* minimum bounds over all existing char */
 140   XCharStruct max_bounds;  /* maximum bounds over all existing char */
 141   XCharStruct *per_char;   /* first_char to last_char information */
 142   int ascent;              /* logical extent above baseline for spacing */
 143   int descent;             /* logical decent below baseline for spacing */
 144 };
 145
 146 typedef struct MacFontStruct MacFontStruct;
 147 typedef struct MacFontStruct XFontStruct;
 148
 149 /* Structure borrowed from Xlib.h to represent two-byte characters.  */
 150
 151 typedef struct {
 152   unsigned char byte1;
 153   unsigned char byte2;
 154 } XChar2b;
 155
 156 #define STORE_XCHAR2B(chp, b1, b2) \
 157   ((chp)->byte1 = (b1), (chp)->byte2 = (b2))
 158
 159 #define XCHAR2B_BYTE1(chp) \
 160   ((chp)->byte1)
 161
 162 #define XCHAR2B_BYTE2(chp) \
 163   ((chp)->byte2)
 164
 165
 166 /* Emulate X GC's by keeping color and font info in a structure.  */
 167 typedef struct _XGCValues
 168 {
 169   unsigned long foreground;
 170   unsigned long background;
 171   XFontStruct *font;
 172 } XGCValues;
 173
 174 typedef XGCValues *GC;
 175
 176 extern XGCValues *
 177 XCreateGC (void *, Window, unsigned long, XGCValues *);
 178
 179 #define GCForeground 0x01
 180 #define GCBackground 0x02
 181 #define GCFont 0x03
 182 #define GCGraphicsExposures 0
 183
 184 /* Bit Gravity */
 185
 186 #define ForgetGravity           0
 187 #define NorthWestGravity        1
 188 #define NorthGravity            2
 189 #define NorthEastGravity        3
 190 #define WestGravity             4
 191 #define CenterGravity           5
 192 #define EastGravity             6
 193 #define SouthWestGravity        7
 194 #define SouthGravity            8
 195 #define SouthEastGravity        9
 196 #define StaticGravity           10
 197
 198 #define NoValue         0x0000
 199 #define XValue          0x0001
 200 #define YValue          0x0002
 201 #define WidthValue      0x0004
 202 #define HeightValue     0x0008
 203 #define AllValues       0x000F
 204 #define XNegative       0x0010
 205 #define YNegative       0x0020
 206
 207 typedef struct {
 208         long flags;     /* marks which fields in this structure are defined */
 209 #if 0
 210         int x, y;               /* obsolete for new window mgrs, but clients */
 211         int width, height;      /* should set so old wm's don't mess up */
 212 #endif
 213         int min_width, min_height;
 214 #if 0
 215         int max_width, max_height;
 216 #endif
 217         int width_inc, height_inc;
 218 #if 0
 219         struct {
 220                 int x;  /* numerator */
 221                 int y;  /* denominator */
 222         } min_aspect, max_aspect;
 223 #endif
 224         int base_width, base_height;            /* added by ICCCM version 1 */
 225 #if 0
 226         int win_gravity;                        /* added by ICCCM version 1 */
 227 #endif
 228 } XSizeHints;
 229
 230 #define USPosition      (1L << 0) /* user specified x, y */
 231 #define USSize          (1L << 1) /* user specified width, height */
 232
 233 #define PPosition       (1L << 2) /* program specified position */
 234 #define PSize           (1L << 3) /* program specified size */
 235 #define PMinSize        (1L << 4) /* program specified minimum size */
 236 #define PMaxSize        (1L << 5) /* program specified maximum size */
 237 #define PResizeInc      (1L << 6) /* program specified resize increments */
 238 #define PAspect         (1L << 7) /* program specified min and max aspect ratios */
 239 #define PBaseSize       (1L << 8) /* program specified base for incrementing */
 240 #define PWinGravity     (1L << 9) /* program specified window gravity */
 241
 242 extern int XParseGeometry ();
 243
 244 typedef struct {
 245     int x, y;
 246     unsigned width, height;
 247 } XRectangle;
 248
 249 #define NativeRectangle Rect
 250
 251 #define CONVERT_TO_XRECT(xr,nr)                 \
 252   ((xr).x = (nr).left,                          \
 253    (xr).y = (nr).top,                           \
 254    (xr).width = ((nr).right - (nr).left),       \
 255    (xr).height = ((nr).bottom - (nr).top))
 256
 257 #define CONVERT_FROM_XRECT(xr,nr)               \
 258   ((nr).left = (xr).x,                          \
 259    (nr).top = (xr).y,                           \
 260    (nr).right = ((xr).x + (xr).width),          \
 261    (nr).bottom = ((xr).y + (xr).height))
 262
 263 #define STORE_NATIVE_RECT(nr,x,y,width,height)  \
 264   ((nr).left = (x),                             \
 265    (nr).top = (y),                              \
 266    (nr).right = ((nr).left + (width)),          \
 267    (nr).bottom = ((nr).top + (height)))
 268
 269 #endif /* EMACS_MACGUI_H */
 270
 271 /* arch-tag: 5a0da49a-35e2-418b-a58c-8a55778ae849
 272    (do not change this comment) */