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 *full_name;
 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 #if TARGET_API_MAC_CARBON
 110   int mac_scriptcode;  /* Mac OS script code for font used */
 111 #else
 112   short mac_scriptcode;  /* Mac OS script code for font used */
 113 #endif
 114
 115 #if 0
 116   SInt16 mFontNum;  /* font number of font used in this window */
 117   short mScriptCode;  /* Mac OS script code for font used */
 118   int mFontSize;  /* size of font */
 119   Style mFontFace;  /* plain, bold, italics, etc. */
 120   int mHeight;  /* height of one line of text in pixels */
 121   int mWidth;  /* width of one character in pixels */
 122   int mAscent;
 123   int mDescent;
 124   int mLeading;
 125   char mTwoByte;  /* true for two-byte font */
 126 #endif /* 0 */
 127
 128 /* from Xlib.h */
 129 #if 0
 130   XExtData *ext_data;      /* hook for extension to hang data */
 131   Font fid;                /* Font id for this font */
 132   unsigned direction;      /* hint about the direction font is painted */
 133 #endif /* 0 */
 134   unsigned min_char_or_byte2;/* first character */
 135   unsigned max_char_or_byte2;/* last character */
 136   unsigned min_byte1;      /* first row that exists */
 137   unsigned max_byte1;      /* last row that exists */
 138 #if 0
 139   Bool all_chars_exist;    /* flag if all characters have nonzero size */
 140   unsigned default_char;   /* char to print for undefined character */
 141   int n_properties;        /* how many properties there are */
 142   XFontProp *properties;   /* pointer to array of additional properties */
 143 #endif /* 0 */
 144   XCharStruct min_bounds;  /* minimum bounds over all existing char */
 145   XCharStruct max_bounds;  /* maximum bounds over all existing char */
 146   XCharStruct *per_char;   /* first_char to last_char information */
 147   int ascent;              /* logical extent above baseline for spacing */
 148   int descent;             /* logical decent below baseline for spacing */
 149 };
 150
 151 typedef struct MacFontStruct MacFontStruct;
 152 typedef struct MacFontStruct XFontStruct;
 153
 154 /* Structure borrowed from Xlib.h to represent two-byte characters.  */
 155
 156 typedef struct {
 157   unsigned char byte1;
 158   unsigned char byte2;
 159 } XChar2b;
 160
 161 #define STORE_XCHAR2B(chp, b1, b2) \
 162   ((chp)->byte1 = (b1), (chp)->byte2 = (b2))
 163
 164 #define XCHAR2B_BYTE1(chp) \
 165   ((chp)->byte1)
 166
 167 #define XCHAR2B_BYTE2(chp) \
 168   ((chp)->byte2)
 169
 170
 171 /* Emulate X GC's by keeping color and font info in a structure.  */
 172 typedef struct _XGCValues
 173 {
 174   unsigned long foreground;
 175   unsigned long background;
 176   XFontStruct *font;
 177 } XGCValues;
 178
 179 typedef XGCValues *GC;
 180
 181 extern XGCValues *
 182 XCreateGC (void *, Window, unsigned long, XGCValues *);
 183
 184 #define GCForeground 0x01
 185 #define GCBackground 0x02
 186 #define GCFont 0x03
 187 #define GCGraphicsExposures 0
 188
 189 /* Bit Gravity */
 190
 191 #define ForgetGravity           0
 192 #define NorthWestGravity        1
 193 #define NorthGravity            2
 194 #define NorthEastGravity        3
 195 #define WestGravity             4
 196 #define CenterGravity           5
 197 #define EastGravity             6
 198 #define SouthWestGravity        7
 199 #define SouthGravity            8
 200 #define SouthEastGravity        9
 201 #define StaticGravity           10
 202
 203 #define NoValue         0x0000
 204 #define XValue          0x0001
 205 #define YValue          0x0002
 206 #define WidthValue      0x0004
 207 #define HeightValue     0x0008
 208 #define AllValues       0x000F
 209 #define XNegative       0x0010
 210 #define YNegative       0x0020
 211
 212 typedef struct {
 213         long flags;     /* marks which fields in this structure are defined */
 214 #if 0
 215         int x, y;               /* obsolete for new window mgrs, but clients */
 216         int width, height;      /* should set so old wm's don't mess up */
 217 #endif
 218         int min_width, min_height;
 219 #if 0
 220         int max_width, max_height;
 221 #endif
 222         int width_inc, height_inc;
 223 #if 0
 224         struct {
 225                 int x;  /* numerator */
 226                 int y;  /* denominator */
 227         } min_aspect, max_aspect;
 228 #endif
 229         int base_width, base_height;            /* added by ICCCM version 1 */
 230 #if 0
 231         int win_gravity;                        /* added by ICCCM version 1 */
 232 #endif
 233 } XSizeHints;
 234
 235 #define USPosition      (1L << 0) /* user specified x, y */
 236 #define USSize          (1L << 1) /* user specified width, height */
 237
 238 #define PPosition       (1L << 2) /* program specified position */
 239 #define PSize           (1L << 3) /* program specified size */
 240 #define PMinSize        (1L << 4) /* program specified minimum size */
 241 #define PMaxSize        (1L << 5) /* program specified maximum size */
 242 #define PResizeInc      (1L << 6) /* program specified resize increments */
 243 #define PAspect         (1L << 7) /* program specified min and max aspect ratios */
 244 #define PBaseSize       (1L << 8) /* program specified base for incrementing */
 245 #define PWinGravity     (1L << 9) /* program specified window gravity */
 246
 247 extern int XParseGeometry ();
 248
 249 typedef struct {
 250     int x, y;
 251     unsigned width, height;
 252 } XRectangle;
 253
 254 #define NativeRectangle Rect
 255
 256 #define CONVERT_TO_XRECT(xr,nr)                 \
 257   ((xr).x = (nr).left,                          \
 258    (xr).y = (nr).top,                           \
 259    (xr).width = ((nr).right - (nr).left),       \
 260    (xr).height = ((nr).bottom - (nr).top))
 261
 262 #define CONVERT_FROM_XRECT(xr,nr)               \
 263   ((nr).left = (xr).x,                          \
 264    (nr).top = (xr).y,                           \
 265    (nr).right = ((xr).x + (xr).width),          \
 266    (nr).bottom = ((xr).y + (xr).height))
 267
 268 #define STORE_NATIVE_RECT(nr,x,y,width,height)  \
 269   ((nr).left = (x),                             \
 270    (nr).top = (y),                              \
 271    (nr).right = ((nr).left + (width)),          \
 272    (nr).bottom = ((nr).top + (height)))
 273
 274 #endif /* EMACS_MACGUI_H */
 275
 276 /* arch-tag: 5a0da49a-35e2-418b-a58c-8a55778ae849
 277    (do not change this comment) */