code.delx.au - gnu-emacs/blob - 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 Lisp_Object XrmDatabase;
  29
  30 typedef unsigned long Time;
  31
  32 #ifdef HAVE_CARBON
  33 #undef Z
  34 #ifdef MAC_OSX
  35 #undef mktime
  36 #undef DEBUG
  37 #undef free
  38 #undef malloc
  39 #undef realloc
  40 /* Macros max and min defined in lisp.h conflict with those in
  41    precompiled header Carbon.h.  */
  42 #undef max
  43 #undef min
  44 #undef init_process
  45 #include <Carbon/Carbon.h>
  46 #undef mktime
  47 #define mktime emacs_mktime
  48 #undef free
  49 #define free unexec_free
  50 #undef malloc
  51 #define malloc unexec_malloc
  52 #undef realloc
  53 #define realloc unexec_realloc
  54 #undef min
  55 #define min(a, b) ((a) < (b) ? (a) : (b))
  56 #undef max
  57 #define max(a, b) ((a) > (b) ? (a) : (b))
  58 #undef init_process
  59 #define init_process emacs_init_process
  60 #undef INFINITY
  61 #else  /* not MAC_OSX */
  62 #undef SIGHUP
  63 #define OLDP2C 1
  64 #include <Carbon.h>
  65 #endif  /* not MAC_OSX */
  66 #undef Z
  67 #define Z (current_buffer->text->z)
  68 #else /* not HAVE_CARBON */
  69 #include <QuickDraw.h>          /* for WindowPtr */
  70 #include <QDOffscreen.h>        /* for GWorldPtr */
  71 #include <Appearance.h>         /* for ThemeCursor */
  72 #include <Windows.h>
  73 #include <Controls.h>
  74 #include <Gestalt.h>
  75 #endif /* not HAVE_CARBON */
  76
  77 typedef WindowPtr Window;
  78 typedef GWorldPtr Pixmap;
  79
  80 #define Cursor ThemeCursor
  81 #define No_Cursor (-1)
  82
  83 #define FACE_DEFAULT (~0)
  84
  85
  86 /* Emulate XCharStruct.  */
  87 typedef struct _XCharStruct
  88 {
  89   int rbearing;
  90   int lbearing;
  91   int width;
  92   int ascent;
  93   int descent;
  94 } XCharStruct;
  95
  96 #define STORE_XCHARSTRUCT(xcs, w, bds)                  \
  97   ((xcs).width = (w),                                   \
  98    (xcs).lbearing = (bds).left,                         \
  99    (xcs).rbearing = (bds).right,                        \
 100    (xcs).ascent = -(bds).top,                           \
 101    (xcs).descent = (bds).bottom)
 102
 103 struct MacFontStruct {
 104   char *fontname;
 105
 106   short mac_fontnum;  /* font number of font used in this window */
 107   int mac_fontsize;  /* size of font */
 108   short mac_fontface;  /* plain, bold, italics, etc. */
 109   short mac_scriptcode;  /* Mac OS script code for font used */
 110
 111 #if 0
 112   SInt16 mFontNum;  /* font number of font used in this window */
 113   short mScriptCode;  /* Mac OS script code for font used */
 114   int mFontSize;  /* size of font */
 115   Style mFontFace;  /* plain, bold, italics, etc. */
 116   int mHeight;  /* height of one line of text in pixels */
 117   int mWidth;  /* width of one character in pixels */
 118   int mAscent;
 119   int mDescent;
 120   int mLeading;
 121   char mTwoByte;  /* true for two-byte font */
 122 #endif /* 0 */
 123
 124 /* from Xlib.h */
 125 #if 0
 126   XExtData *ext_data;      /* hook for extension to hang data */
 127   Font fid;                /* Font id for this font */
 128   unsigned direction;      /* hint about the direction font is painted */
 129 #endif /* 0 */
 130   unsigned min_char_or_byte2;/* first character */
 131   unsigned max_char_or_byte2;/* last character */
 132   unsigned min_byte1;      /* first row that exists */
 133   unsigned max_byte1;      /* last row that exists */
 134 #if 0
 135   Bool all_chars_exist;    /* flag if all characters have nonzero size */
 136   unsigned default_char;   /* char to print for undefined character */
 137   int n_properties;        /* how many properties there are */
 138   XFontProp *properties;   /* pointer to array of additional properties */
 139 #endif /* 0 */
 140   XCharStruct min_bounds;  /* minimum bounds over all existing char */
 141   XCharStruct max_bounds;  /* maximum bounds over all existing char */
 142   XCharStruct *per_char;   /* first_char to last_char information */
 143   int ascent;              /* logical extent above baseline for spacing */
 144   int descent;             /* logical decent below baseline for spacing */
 145 };
 146
 147 typedef struct MacFontStruct MacFontStruct;
 148 typedef struct MacFontStruct XFontStruct;
 149
 150 /* Structure borrowed from Xlib.h to represent two-byte characters.  */
 151
 152 typedef struct {
 153   unsigned char byte1;
 154   unsigned char byte2;
 155 } XChar2b;
 156
 157 #define STORE_XCHAR2B(chp, b1, b2) \
 158   ((chp)->byte1 = (b1), (chp)->byte2 = (b2))
 159
 160 #define XCHAR2B_BYTE1(chp) \
 161   ((chp)->byte1)
 162
 163 #define XCHAR2B_BYTE2(chp) \
 164   ((chp)->byte2)
 165
 166
 167 /* Emulate X GC's by keeping color and font info in a structure.  */
 168 typedef struct _XGCValues
 169 {
 170   unsigned long foreground;
 171   unsigned long background;
 172   XFontStruct *font;
 173 } XGCValues;
 174
 175 typedef XGCValues *GC;
 176
 177 extern XGCValues *
 178 XCreateGC (void *, Window, unsigned long, XGCValues *);
 179
 180 #define GCForeground 0x01
 181 #define GCBackground 0x02
 182 #define GCFont 0x03
 183 #define GCGraphicsExposures 0
 184
 185 /* Bit Gravity */
 186
 187 #define ForgetGravity           0
 188 #define NorthWestGravity        1
 189 #define NorthGravity            2
 190 #define NorthEastGravity        3
 191 #define WestGravity             4
 192 #define CenterGravity           5
 193 #define EastGravity             6
 194 #define SouthWestGravity        7
 195 #define SouthGravity            8
 196 #define SouthEastGravity        9
 197 #define StaticGravity           10
 198
 199 #define NoValue         0x0000
 200 #define XValue          0x0001
 201 #define YValue          0x0002
 202 #define WidthValue      0x0004
 203 #define HeightValue     0x0008
 204 #define AllValues       0x000F
 205 #define XNegative       0x0010
 206 #define YNegative       0x0020
 207
 208 typedef struct {
 209         long flags;     /* marks which fields in this structure are defined */
 210 #if 0
 211         int x, y;               /* obsolete for new window mgrs, but clients */
 212         int width, height;      /* should set so old wm's don't mess up */
 213 #endif
 214         int min_width, min_height;
 215 #if 0
 216         int max_width, max_height;
 217 #endif
 218         int width_inc, height_inc;
 219 #if 0
 220         struct {
 221                 int x;  /* numerator */
 222                 int y;  /* denominator */
 223         } min_aspect, max_aspect;
 224 #endif
 225         int base_width, base_height;            /* added by ICCCM version 1 */
 226 #if 0
 227         int win_gravity;                        /* added by ICCCM version 1 */
 228 #endif
 229 } XSizeHints;
 230
 231 #define USPosition      (1L << 0) /* user specified x, y */
 232 #define USSize          (1L << 1) /* user specified width, height */
 233
 234 #define PPosition       (1L << 2) /* program specified position */
 235 #define PSize           (1L << 3) /* program specified size */
 236 #define PMinSize        (1L << 4) /* program specified minimum size */
 237 #define PMaxSize        (1L << 5) /* program specified maximum size */
 238 #define PResizeInc      (1L << 6) /* program specified resize increments */
 239 #define PAspect         (1L << 7) /* program specified min and max aspect ratios */
 240 #define PBaseSize       (1L << 8) /* program specified base for incrementing */
 241 #define PWinGravity     (1L << 9) /* program specified window gravity */
 242
 243 extern int XParseGeometry ();
 244
 245 typedef struct {
 246     int x, y;
 247     unsigned width, height;
 248 } XRectangle;
 249
 250 #define NativeRectangle Rect
 251
 252 #define CONVERT_TO_XRECT(xr,nr)                 \
 253   ((xr).x = (nr).left,                          \
 254    (xr).y = (nr).top,                           \
 255    (xr).width = ((nr).right - (nr).left),       \
 256    (xr).height = ((nr).bottom - (nr).top))
 257
 258 #define CONVERT_FROM_XRECT(xr,nr)               \
 259   ((nr).left = (xr).x,                          \
 260    (nr).top = (xr).y,                           \
 261    (nr).right = ((xr).x + (xr).width),          \
 262    (nr).bottom = ((xr).y + (xr).height))
 263
 264 #define STORE_NATIVE_RECT(nr,x,y,width,height)  \
 265   ((nr).left = (x),                             \
 266    (nr).top = (y),                              \
 267    (nr).right = ((nr).left + (width)),          \
 268    (nr).bottom = ((nr).top + (height)))
 269
 270 #endif /* EMACS_MACGUI_H */
 271
 272 /* arch-tag: 5a0da49a-35e2-418b-a58c-8a55778ae849
 273    (do not change this comment) */