src/nsgui.h

   1 /* Definitions and headers for communication on the NeXT/Open/GNUstep API.
   2    Copyright (C) 1995, 2005, 2008-2011 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 3 of the License, or
   9 (at your option) 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.  If not, see <http://www.gnu.org/licenses/>.  */
  18
  19 #ifndef __NSGUI_H__
  20 #define __NSGUI_H__
  21
  22 /* this gets included from a couple of the plain (non-NS) .c files */
  23 #ifdef __OBJC__
  24
  25 #ifdef NS_IMPL_COCOA
  26 #ifdef Z
  27 #warning "Z is defined.  If you get a later parse error in a header, check that buffer.h or other files #define-ing Z are not included."
  28 #endif  /* Z */
  29 #define Cursor FooFoo
  30 #undef init_process
  31 #endif  /* NS_IMPL_COCOA */
  32
  33 #import <AppKit/AppKit.h>
  34
  35 #ifdef NS_IMPL_COCOA
  36 #undef Cursor
  37 #define init_process emacs_init_process
  38 #endif /* NS_IMPL_COCOA */
  39 #import <Foundation/NSDistantObject.h>
  40
  41 #ifdef NS_IMPL_COCOA
  42 #include <AvailabilityMacros.h>
  43 #endif /* NS_IMPL_COCOA */
  44
  45 #endif /* __OBJC__ */
  46
  47
  48 /* menu-related */
  49 #define free_widget_value(wv) xfree (wv)
  50 #define malloc_widget_value() ((widget_value *) memset (xmalloc \
  51     (sizeof (widget_value)), 0, sizeof (widget_value)))
  52
  53 /* Emulate XCharStruct.  */
  54 typedef struct _XCharStruct
  55 {
  56   int rbearing;
  57   int lbearing;
  58   int width;
  59   int ascent;
  60   int descent;
  61 } XCharStruct;
  62
  63 /* Fake tructure from Xlib.h to represent two-byte characters.  */
  64 #ifndef __OBJC__
  65 typedef unsigned short unichar;
  66 #endif
  67 typedef unichar XChar2b;
  68
  69 #define STORE_XCHAR2B(chp, b1, b2) \
  70   (*(chp) = ((XChar2b)((((b1) & 0x00ff) << 8) | ((b2) & 0x00ff))))
  71
  72 #define XCHAR2B_BYTE1(chp) \
  73  (((*chp) & 0xff00) >> 8)
  74
  75 #define XCHAR2B_BYTE2(chp) \
  76  ((*chp) & 0x00ff)
  77
  78
  79 /* XXX: xfaces requires these structures, but the question is are we
  80         forced to use them? */
  81 typedef struct _XGCValues
  82 {
  83   unsigned long foreground;
  84   unsigned long background;
  85 #ifdef __OBJC__
  86   struct ns_font *font;
  87 #else
  88   void *font;
  89 #endif
  90 } XGCValues;
  91
  92 typedef XGCValues * GC;
  93
  94 #define GCForeground 0x01
  95 #define GCBackground 0x02
  96 #define GCFont 0x03
  97
  98 #ifdef __OBJC__
  99 typedef id Pixmap;
 100 #else
 101 typedef void *Pixmap;
 102 #endif
 103
 104 #ifdef __OBJC__
 105 typedef NSCursor * Cursor;
 106 #else
 107 typedef void *Cursor;
 108 #endif
 109
 110 #define No_Cursor (0)
 111
 112 #ifdef __OBJC__
 113 typedef NSColor * Color;
 114 #else
 115 typedef void * Color;
 116 #endif
 117 typedef int Window;
 118 typedef int Display;
 119
 120 /* Xism */
 121 typedef Lisp_Object XrmDatabase;
 122
 123
 124 /* some sort of attempt to normalize rectangle handling.. seems a bit much
 125    for what is accomplished */
 126 typedef struct {
 127       int x, y;
 128       unsigned width, height;
 129 } XRectangle;
 130
 131 #ifndef __OBJC__
 132 #if defined(__LP64__) && __LP64__
 133 typedef double CGFloat;
 134 #else
 135 typedef float CGFloat;
 136 #endif
 137 typedef struct _NSPoint { CGFloat x, y; } NSPoint;
 138 typedef struct _NSSize  { CGFloat width, height; } NSSize;
 139 typedef struct _NSRect  { NSPoint origin; NSSize size; } NSRect;
 140 #endif  /* NOT OBJC */
 141
 142 #define NativeRectangle NSRect
 143
 144 #define CONVERT_TO_XRECT(xr, nr)                \
 145   ((xr).x     = (nr).origin.x,                  \
 146    (xr).y     = (nr).origin.y,                  \
 147    (xr).width = (nr).size.width,                \
 148    (xr).height = (nr).size.height)
 149
 150 #define CONVERT_FROM_XRECT(xr, nr)              \
 151   ((nr).origin.x    = (xr).x,                   \
 152    (nr).origin.y    = (xr).y,                   \
 153    (nr).size.width  = (xr).width,               \
 154    (nr).size.height = (xr).height)
 155
 156 #define STORE_NATIVE_RECT(nr, px, py, pwidth, pheight)  \
 157   ((nr).origin.x    = (px),                     \
 158    (nr).origin.y    = (py),                     \
 159    (nr).size.width  = (pwidth),                 \
 160    (nr).size.height = (pheight))
 161
 162
 163
 164
 165 /* This stuff needed by frame.c. */
 166 #define ForgetGravity           0
 167 #define NorthWestGravity        1
 168 #define NorthGravity            2
 169 #define NorthEastGravity        3
 170 #define WestGravity             4
 171 #define CenterGravity           5
 172 #define EastGravity             6
 173 #define SouthWestGravity        7
 174 #define SouthGravity            8
 175 #define SouthEastGravity        9
 176 #define StaticGravity           10
 177
 178 #define NoValue         0x0000
 179 #define XValue          0x0001
 180 #define YValue          0x0002
 181 #define WidthValue      0x0004
 182 #define HeightValue     0x0008
 183 #define AllValues       0x000F
 184 #define XNegative       0x0010
 185 #define YNegative       0x0020
 186
 187 #define USPosition      (1L << 0) /* user specified x, y */
 188 #define USSize          (1L << 1) /* user specified width, height */
 189
 190 #define PPosition       (1L << 2) /* program specified position */
 191 #define PSize           (1L << 3) /* program specified size */
 192 #define PMinSize        (1L << 4) /* program specified minimum size */
 193 #define PMaxSize        (1L << 5) /* program specified maximum size */
 194 #define PResizeInc      (1L << 6) /* program specified resize increments */
 195 #define PAspect         (1L << 7) /* program specified min, max aspect ratios */
 196 #define PBaseSize       (1L << 8) /* program specified base for incrementing */
 197 #define PWinGravity     (1L << 9) /* program specified window gravity */
 198
 199 #endif  /* __NSGUI_H__ */
 200