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 #if !TARGET_API_MAC_CARBON
  91 #define GetPixDepth(pmh) ((*(pmh))->pixelSize)
  92 #endif
  93
  94
  95 /* Emulate XCharStruct.  */
  96 typedef struct _XCharStruct
  97 {
  98   short lbearing;               /* origin to left edge of raster */
  99   short rbearing;               /* origin to right edge of raster */
 100   short width;                  /* advance to next char's origin */
 101   short ascent;                 /* baseline to top edge of raster */
 102   short descent;                /* baseline to bottom edge of raster */
 103 #if 0
 104   unsigned short attributes;    /* per char flags (not predefined) */
 105 #endif
 106 } XCharStruct;
 107
 108 #define STORE_XCHARSTRUCT(xcs, w, bds)                  \
 109   ((xcs).width = (w),                                   \
 110    (xcs).lbearing = (bds).left,                         \
 111    (xcs).rbearing = (bds).right,                        \
 112    (xcs).ascent = -(bds).top,                           \
 113    (xcs).descent = (bds).bottom)
 114
 115 struct MacFontStruct {
 116   char *full_name;
 117
 118   short mac_fontnum;  /* font number of font used in this window */
 119   int mac_fontsize;  /* size of font */
 120   short mac_fontface;  /* plain, bold, italics, etc. */
 121 #if TARGET_API_MAC_CARBON
 122   int mac_scriptcode;  /* Mac OS script code for font used */
 123 #else
 124   short mac_scriptcode;  /* Mac OS script code for font used */
 125 #endif
 126
 127 #if 0
 128   SInt16 mFontNum;  /* font number of font used in this window */
 129   short mScriptCode;  /* Mac OS script code for font used */
 130   int mFontSize;  /* size of font */
 131   Style mFontFace;  /* plain, bold, italics, etc. */
 132   int mHeight;  /* height of one line of text in pixels */
 133   int mWidth;  /* width of one character in pixels */
 134   int mAscent;
 135   int mDescent;
 136   int mLeading;
 137   char mTwoByte;  /* true for two-byte font */
 138 #endif /* 0 */
 139
 140 /* from Xlib.h */
 141 #if 0
 142   XExtData *ext_data;      /* hook for extension to hang data */
 143   Font fid;                /* Font id for this font */
 144   unsigned direction;      /* hint about the direction font is painted */
 145 #endif /* 0 */
 146   unsigned min_char_or_byte2;/* first character */
 147   unsigned max_char_or_byte2;/* last character */
 148   unsigned min_byte1;      /* first row that exists */
 149   unsigned max_byte1;      /* last row that exists */
 150 #if 0
 151   Bool all_chars_exist;    /* flag if all characters have nonzero size */
 152   unsigned default_char;   /* char to print for undefined character */
 153   int n_properties;        /* how many properties there are */
 154   XFontProp *properties;   /* pointer to array of additional properties */
 155 #endif /* 0 */
 156   XCharStruct min_bounds;  /* minimum bounds over all existing char */
 157   XCharStruct max_bounds;  /* maximum bounds over all existing char */
 158   XCharStruct *per_char;   /* first_char to last_char information */
 159   int ascent;              /* logical extent above baseline for spacing */
 160   int descent;             /* logical decent below baseline for spacing */
 161 };
 162
 163 typedef struct MacFontStruct MacFontStruct;
 164 typedef struct MacFontStruct XFontStruct;
 165
 166 /* Structure borrowed from Xlib.h to represent two-byte characters.  */
 167
 168 typedef struct {
 169   unsigned char byte1;
 170   unsigned char byte2;
 171 } XChar2b;
 172
 173 #define STORE_XCHAR2B(chp, b1, b2) \
 174   ((chp)->byte1 = (b1), (chp)->byte2 = (b2))
 175
 176 #define XCHAR2B_BYTE1(chp) \
 177   ((chp)->byte1)
 178
 179 #define XCHAR2B_BYTE2(chp) \
 180   ((chp)->byte2)
 181
 182
 183 /* Emulate X GC's by keeping color and font info in a structure.  */
 184 typedef struct _XGCValues
 185 {
 186   unsigned long foreground;
 187   unsigned long background;
 188   XFontStruct *font;
 189 } XGCValues;
 190
 191 typedef struct _XGC
 192 {
 193   /* Original value.  */
 194   XGCValues xgcv;
 195
 196   /* Cached data members follow.  */
 197
 198   /* QuickDraw foreground color.  */
 199   RGBColor fore_color;
 200
 201   /* QuickDraw background color.  */
 202   RGBColor back_color;
 203 } *GC;
 204
 205 #define GCForeground            (1L<<2)
 206 #define GCBackground            (1L<<3)
 207 #define GCFont                  (1L<<14)
 208 #define GCGraphicsExposures     0
 209
 210 /* Bit Gravity */
 211
 212 #define ForgetGravity           0
 213 #define NorthWestGravity        1
 214 #define NorthGravity            2
 215 #define NorthEastGravity        3
 216 #define WestGravity             4
 217 #define CenterGravity           5
 218 #define EastGravity             6
 219 #define SouthWestGravity        7
 220 #define SouthGravity            8
 221 #define SouthEastGravity        9
 222 #define StaticGravity           10
 223
 224 #define NoValue         0x0000
 225 #define XValue          0x0001
 226 #define YValue          0x0002
 227 #define WidthValue      0x0004
 228 #define HeightValue     0x0008
 229 #define AllValues       0x000F
 230 #define XNegative       0x0010
 231 #define YNegative       0x0020
 232
 233 typedef struct {
 234         long flags;     /* marks which fields in this structure are defined */
 235 #if 0
 236         int x, y;               /* obsolete for new window mgrs, but clients */
 237         int width, height;      /* should set so old wm's don't mess up */
 238 #endif
 239         int min_width, min_height;
 240 #if 0
 241         int max_width, max_height;
 242 #endif
 243         int width_inc, height_inc;
 244 #if 0
 245         struct {
 246                 int x;  /* numerator */
 247                 int y;  /* denominator */
 248         } min_aspect, max_aspect;
 249 #endif
 250         int base_width, base_height;            /* added by ICCCM version 1 */
 251 #if 0
 252         int win_gravity;                        /* added by ICCCM version 1 */
 253 #endif
 254 } XSizeHints;
 255
 256 #define USPosition      (1L << 0) /* user specified x, y */
 257 #define USSize          (1L << 1) /* user specified width, height */
 258
 259 #define PPosition       (1L << 2) /* program specified position */
 260 #define PSize           (1L << 3) /* program specified size */
 261 #define PMinSize        (1L << 4) /* program specified minimum size */
 262 #define PMaxSize        (1L << 5) /* program specified maximum size */
 263 #define PResizeInc      (1L << 6) /* program specified resize increments */
 264 #define PAspect         (1L << 7) /* program specified min and max aspect ratios */
 265 #define PBaseSize       (1L << 8) /* program specified base for incrementing */
 266 #define PWinGravity     (1L << 9) /* program specified window gravity */
 267
 268 typedef struct {
 269     int x, y;
 270     unsigned width, height;
 271 } XRectangle;
 272
 273 #define NativeRectangle Rect
 274
 275 #define CONVERT_TO_XRECT(xr,nr)                 \
 276   ((xr).x = (nr).left,                          \
 277    (xr).y = (nr).top,                           \
 278    (xr).width = ((nr).right - (nr).left),       \
 279    (xr).height = ((nr).bottom - (nr).top))
 280
 281 #define CONVERT_FROM_XRECT(xr,nr)               \
 282   ((nr).left = (xr).x,                          \
 283    (nr).top = (xr).y,                           \
 284    (nr).right = ((xr).x + (xr).width),          \
 285    (nr).bottom = ((xr).y + (xr).height))
 286
 287 #define STORE_NATIVE_RECT(nr,x,y,width,height)  \
 288   ((nr).left = (x),                             \
 289    (nr).top = (y),                              \
 290    (nr).right = ((nr).left + (width)),          \
 291    (nr).bottom = ((nr).top + (height)))
 292
 293 #endif /* EMACS_MACGUI_H */
 294
 295 /* arch-tag: 5a0da49a-35e2-418b-a58c-8a55778ae849
 296    (do not change this comment) */