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

   1 /* Definitions and headers for communication on the Mac OS.
   2    Copyright (C) 2000, 2001, 2002, 2003, 2004,
   3                  2005 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 2, 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 /* Contributed by Andrew Choi (akochoi@mac.com).  */
  23
  24 #ifndef EMACS_MACGUI_H
  25 #define EMACS_MACGUI_H
  26
  27 typedef int Display;  /* fix later */
  28
  29 typedef Lisp_Object XrmDatabase;
  30
  31 typedef unsigned long Time;
  32
  33 #ifdef HAVE_CARBON
  34 #undef Z
  35 #ifdef MAC_OSX
  36 #if ! HAVE_MKTIME || BROKEN_MKTIME
  37 #undef mktime
  38 #endif
  39 #undef DEBUG
  40 #undef free
  41 #undef malloc
  42 #undef realloc
  43 /* Macros max and min defined in lisp.h conflict with those in
  44    precompiled header Carbon.h.  */
  45 #undef max
  46 #undef min
  47 #undef init_process
  48 #include <Carbon/Carbon.h>
  49 #if ! HAVE_MKTIME || BROKEN_MKTIME
  50 #undef mktime
  51 #define mktime emacs_mktime
  52 #endif
  53 #undef free
  54 #define free unexec_free
  55 #undef malloc
  56 #define malloc unexec_malloc
  57 #undef realloc
  58 #define realloc unexec_realloc
  59 #undef min
  60 #define min(a, b) ((a) < (b) ? (a) : (b))
  61 #undef max
  62 #define max(a, b) ((a) > (b) ? (a) : (b))
  63 #undef init_process
  64 #define init_process emacs_init_process
  65 #undef INFINITY
  66 #else  /* not MAC_OSX */
  67 #undef SIGHUP
  68 #define OLDP2C 1
  69 #include <Carbon.h>
  70 #endif  /* not MAC_OSX */
  71 #undef Z
  72 #define Z (current_buffer->text->z)
  73 #else /* not HAVE_CARBON */
  74 #include <QuickDraw.h>          /* for WindowPtr */
  75 #include <QDOffscreen.h>        /* for GWorldPtr */
  76 #include <Appearance.h>         /* for ThemeCursor */
  77 #include <Windows.h>
  78 #include <Controls.h>
  79 #include <Gestalt.h>
  80 #endif /* not HAVE_CARBON */
  81
  82 typedef WindowPtr Window;
  83 typedef GWorldPtr Pixmap;
  84
  85 #define Cursor ThemeCursor
  86 #define No_Cursor (-1)
  87
  88 #define FACE_DEFAULT (~0)
  89
  90
  91 /* Emulate XCharStruct.  */
  92 typedef struct _XCharStruct
  93 {
  94   int rbearing;
  95   int lbearing;
  96   int width;
  97   int ascent;
  98   int descent;
  99 } XCharStruct;
 100
 101 #define STORE_XCHARSTRUCT(xcs, w, bds)                  \
 102   ((xcs).width = (w),                                   \
 103    (xcs).lbearing = (bds).left,                         \
 104    (xcs).rbearing = (bds).right,                        \
 105    (xcs).ascent = -(bds).top,                           \
 106    (xcs).descent = (bds).bottom)
 107
 108 struct MacFontStruct {
 109   char *full_name;
 110
 111   short mac_fontnum;  /* font number of font used in this window */
 112   int mac_fontsize;  /* size of font */
 113   short mac_fontface;  /* plain, bold, italics, etc. */
 114 #if TARGET_API_MAC_CARBON
 115   int mac_scriptcode;  /* Mac OS script code for font used */
 116 #else
 117   short mac_scriptcode;  /* Mac OS script code for font used */
 118 #endif
 119
 120 #if 0
 121   SInt16 mFontNum;  /* font number of font used in this window */
 122   short mScriptCode;  /* Mac OS script code for font used */
 123   int mFontSize;  /* size of font */
 124   Style mFontFace;  /* plain, bold, italics, etc. */
 125   int mHeight;  /* height of one line of text in pixels */
 126   int mWidth;  /* width of one character in pixels */
 127   int mAscent;
 128   int mDescent;
 129   int mLeading;
 130   char mTwoByte;  /* true for two-byte font */
 131 #endif /* 0 */
 132
 133 /* from Xlib.h */
 134 #if 0
 135   XExtData *ext_data;      /* hook for extension to hang data */
 136   Font fid;                /* Font id for this font */
 137   unsigned direction;      /* hint about the direction font is painted */
 138 #endif /* 0 */
 139   unsigned min_char_or_byte2;/* first character */
 140   unsigned max_char_or_byte2;/* last character */
 141   unsigned min_byte1;      /* first row that exists */
 142   unsigned max_byte1;      /* last row that exists */
 143 #if 0
 144   Bool all_chars_exist;    /* flag if all characters have nonzero size */
 145   unsigned default_char;   /* char to print for undefined character */
 146   int n_properties;        /* how many properties there are */
 147   XFontProp *properties;   /* pointer to array of additional properties */
 148 #endif /* 0 */
 149   XCharStruct min_bounds;  /* minimum bounds over all existing char */
 150   XCharStruct max_bounds;  /* maximum bounds over all existing char */
 151   XCharStruct *per_char;   /* first_char to last_char information */
 152   int ascent;              /* logical extent above baseline for spacing */
 153   int descent;             /* logical decent below baseline for spacing */
 154 };
 155
 156 typedef struct MacFontStruct MacFontStruct;
 157 typedef struct MacFontStruct XFontStruct;
 158
 159 /* Structure borrowed from Xlib.h to represent two-byte characters.  */
 160
 161 typedef struct {
 162   unsigned char byte1;
 163   unsigned char byte2;
 164 } XChar2b;
 165
 166 #define STORE_XCHAR2B(chp, b1, b2) \
 167   ((chp)->byte1 = (b1), (chp)->byte2 = (b2))
 168
 169 #define XCHAR2B_BYTE1(chp) \
 170   ((chp)->byte1)
 171
 172 #define XCHAR2B_BYTE2(chp) \
 173   ((chp)->byte2)
 174
 175
 176 /* Emulate X GC's by keeping color and font info in a structure.  */
 177 typedef struct _XGCValues
 178 {
 179   unsigned long foreground;
 180   unsigned long background;
 181   XFontStruct *font;
 182 } XGCValues;
 183
 184 typedef struct _XGC
 185 {
 186   /* Original value.  */
 187   XGCValues xgcv;
 188
 189   /* Cached data members follow.  */
 190
 191   /* QuickDraw foreground color.  */
 192   RGBColor fore_color;
 193
 194   /* QuickDraw background color.  */
 195   RGBColor back_color;
 196 } *GC;
 197
 198 #define GCForeground            (1L<<2)
 199 #define GCBackground            (1L<<3)
 200 #define GCFont                  (1L<<14)
 201 #define GCGraphicsExposures     0
 202
 203 /* Bit Gravity */
 204
 205 #define ForgetGravity           0
 206 #define NorthWestGravity        1
 207 #define NorthGravity            2
 208 #define NorthEastGravity        3
 209 #define WestGravity             4
 210 #define CenterGravity           5
 211 #define EastGravity             6
 212 #define SouthWestGravity        7
 213 #define SouthGravity            8
 214 #define SouthEastGravity        9
 215 #define StaticGravity           10
 216
 217 #define NoValue         0x0000
 218 #define XValue          0x0001
 219 #define YValue          0x0002
 220 #define WidthValue      0x0004
 221 #define HeightValue     0x0008
 222 #define AllValues       0x000F
 223 #define XNegative       0x0010
 224 #define YNegative       0x0020
 225
 226 typedef struct {
 227         long flags;     /* marks which fields in this structure are defined */
 228 #if 0
 229         int x, y;               /* obsolete for new window mgrs, but clients */
 230         int width, height;      /* should set so old wm's don't mess up */
 231 #endif
 232         int min_width, min_height;
 233 #if 0
 234         int max_width, max_height;
 235 #endif
 236         int width_inc, height_inc;
 237 #if 0
 238         struct {
 239                 int x;  /* numerator */
 240                 int y;  /* denominator */
 241         } min_aspect, max_aspect;
 242 #endif
 243         int base_width, base_height;            /* added by ICCCM version 1 */
 244 #if 0
 245         int win_gravity;                        /* added by ICCCM version 1 */
 246 #endif
 247 } XSizeHints;
 248
 249 #define USPosition      (1L << 0) /* user specified x, y */
 250 #define USSize          (1L << 1) /* user specified width, height */
 251
 252 #define PPosition       (1L << 2) /* program specified position */
 253 #define PSize           (1L << 3) /* program specified size */
 254 #define PMinSize        (1L << 4) /* program specified minimum size */
 255 #define PMaxSize        (1L << 5) /* program specified maximum size */
 256 #define PResizeInc      (1L << 6) /* program specified resize increments */
 257 #define PAspect         (1L << 7) /* program specified min and max aspect ratios */
 258 #define PBaseSize       (1L << 8) /* program specified base for incrementing */
 259 #define PWinGravity     (1L << 9) /* program specified window gravity */
 260
 261 typedef struct {
 262     int x, y;
 263     unsigned width, height;
 264 } XRectangle;
 265
 266 #define NativeRectangle Rect
 267
 268 #define CONVERT_TO_XRECT(xr,nr)                 \
 269   ((xr).x = (nr).left,                          \
 270    (xr).y = (nr).top,                           \
 271    (xr).width = ((nr).right - (nr).left),       \
 272    (xr).height = ((nr).bottom - (nr).top))
 273
 274 #define CONVERT_FROM_XRECT(xr,nr)               \
 275   ((nr).left = (xr).x,                          \
 276    (nr).top = (xr).y,                           \
 277    (nr).right = ((xr).x + (xr).width),          \
 278    (nr).bottom = ((xr).y + (xr).height))
 279
 280 #define STORE_NATIVE_RECT(nr,x,y,width,height)  \
 281   ((nr).left = (x),                             \
 282    (nr).top = (y),                              \
 283    (nr).right = ((nr).left + (width)),          \
 284    (nr).bottom = ((nr).top + (height)))
 285
 286 #endif /* EMACS_MACGUI_H */
 287
 288 /* arch-tag: 5a0da49a-35e2-418b-a58c-8a55778ae849
 289    (do not change this comment) */