src/nsgui.h

   1 /* Definitions and headers for communication on the NeXT/Open/GNUstep API.
   2    Copyright (C) 1995, 2005, 2008-2012 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 #endif  /* NS_IMPL_COCOA */
  31
  32 #undef verify
  33
  34 #import <AppKit/AppKit.h>
  35
  36 #ifdef NS_IMPL_COCOA
  37 #undef Cursor
  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 #undef verify
  48 #undef _GL_VERIFY_H
  49 #include <verify.h>
  50
  51 /* menu-related */
  52 #define free_widget_value(wv) xfree (wv)
  53 #define malloc_widget_value() ((widget_value *) memset (xmalloc \
  54     (sizeof (widget_value)), 0, sizeof (widget_value)))
  55
  56 /* Emulate XCharStruct.  */
  57 typedef struct _XCharStruct
  58 {
  59   int rbearing;
  60   int lbearing;
  61   int width;
  62   int ascent;
  63   int descent;
  64 } XCharStruct;
  65
  66 /* Fake structure from Xlib.h to represent two-byte characters.  */
  67 #ifndef __OBJC__
  68 typedef unsigned short unichar;
  69 #endif
  70 typedef unichar XChar2b;
  71
  72 #define STORE_XCHAR2B(chp, b1, b2) \
  73   (*(chp) = ((XChar2b)((((b1) & 0x00ff) << 8) | ((b2) & 0x00ff))))
  74
  75 #define XCHAR2B_BYTE1(chp) \
  76  (((*chp) & 0xff00) >> 8)
  77
  78 #define XCHAR2B_BYTE2(chp) \
  79  ((*chp) & 0x00ff)
  80
  81
  82 /* XXX: xfaces requires these structures, but the question is are we
  83         forced to use them? */
  84 typedef struct _XGCValues
  85 {
  86   unsigned long foreground;
  87   unsigned long background;
  88 #ifdef __OBJC__
  89   struct ns_font *font;
  90 #else
  91   void *font;
  92 #endif
  93 } XGCValues;
  94
  95 typedef XGCValues * GC;
  96
  97 #define GCForeground 0x01
  98 #define GCBackground 0x02
  99 #define GCFont 0x03
 100
 101 #ifdef __OBJC__
 102 typedef id Pixmap;
 103 #else
 104 typedef void *Pixmap;
 105 #endif
 106
 107 #ifdef __OBJC__
 108 typedef NSCursor * Cursor;
 109 #else
 110 typedef void *Cursor;
 111 #endif
 112
 113 #define No_Cursor (0)
 114
 115 #ifdef __OBJC__
 116 typedef NSColor * Color;
 117 #else
 118 typedef void * Color;
 119 #endif
 120 typedef int Window;
 121 typedef int Display;
 122
 123 /* Xism */
 124 typedef Lisp_Object XrmDatabase;
 125
 126
 127 /* some sort of attempt to normalize rectangle handling.. seems a bit much
 128    for what is accomplished */
 129 typedef struct {
 130       int x, y;
 131       unsigned width, height;
 132 } XRectangle;
 133
 134 #ifndef __OBJC__
 135 #if defined (__LP64__) && __LP64__
 136 typedef double CGFloat;
 137 #else
 138 typedef float CGFloat;
 139 #endif
 140 typedef struct _NSPoint { CGFloat x, y; } NSPoint;
 141 typedef struct _NSSize  { CGFloat width, height; } NSSize;
 142 typedef struct _NSRect  { NSPoint origin; NSSize size; } NSRect;
 143 #endif  /* NOT OBJC */
 144
 145 #define NativeRectangle NSRect
 146
 147 #define CONVERT_TO_XRECT(xr, nr)                \
 148   ((xr).x     = (nr).origin.x,                  \
 149    (xr).y     = (nr).origin.y,                  \
 150    (xr).width = (nr).size.width,                \
 151    (xr).height = (nr).size.height)
 152
 153 #define CONVERT_FROM_XRECT(xr, nr)              \
 154   ((nr).origin.x    = (xr).x,                   \
 155    (nr).origin.y    = (xr).y,                   \
 156    (nr).size.width  = (xr).width,               \
 157    (nr).size.height = (xr).height)
 158
 159 #define STORE_NATIVE_RECT(nr, px, py, pwidth, pheight)  \
 160   ((nr).origin.x    = (px),                     \
 161    (nr).origin.y    = (py),                     \
 162    (nr).size.width  = (pwidth),                 \
 163    (nr).size.height = (pheight))
 164
 165
 166
 167
 168 /* This stuff needed by frame.c. */
 169 #define ForgetGravity           0
 170 #define NorthWestGravity        1
 171 #define NorthGravity            2
 172 #define NorthEastGravity        3
 173 #define WestGravity             4
 174 #define CenterGravity           5
 175 #define EastGravity             6
 176 #define SouthWestGravity        7
 177 #define SouthGravity            8
 178 #define SouthEastGravity        9
 179 #define StaticGravity           10
 180
 181 #define NoValue         0x0000
 182 #define XValue          0x0001
 183 #define YValue          0x0002
 184 #define WidthValue      0x0004
 185 #define HeightValue     0x0008
 186 #define AllValues       0x000F
 187 #define XNegative       0x0010
 188 #define YNegative       0x0020
 189
 190 #define USPosition      (1L << 0) /* user specified x, y */
 191 #define USSize          (1L << 1) /* user specified width, height */
 192
 193 #define PPosition       (1L << 2) /* program specified position */
 194 #define PSize           (1L << 3) /* program specified size */
 195 #define PMinSize        (1L << 4) /* program specified minimum size */
 196 #define PMaxSize        (1L << 5) /* program specified maximum size */
 197 #define PResizeInc      (1L << 6) /* program specified resize increments */
 198 #define PAspect         (1L << 7) /* program specified min, max aspect ratios */
 199 #define PBaseSize       (1L << 8) /* program specified base for incrementing */
 200 #define PWinGravity     (1L << 9) /* program specified window gravity */
 201
 202 #endif  /* __NSGUI_H__ */