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 #undef init_process
  31 #endif  /* NS_IMPL_COCOA */
  32
  33 #undef verify
  34
  35 #import <AppKit/AppKit.h>
  36
  37 #ifdef NS_IMPL_COCOA
  38 #undef Cursor
  39 #define init_process emacs_init_process
  40 #endif /* NS_IMPL_COCOA */
  41 #import <Foundation/NSDistantObject.h>
  42
  43 #ifdef NS_IMPL_COCOA
  44 #include <AvailabilityMacros.h>
  45 #endif /* NS_IMPL_COCOA */
  46
  47 #endif /* __OBJC__ */
  48
  49 #undef verify
  50 #undef _GL_VERIFY_H
  51 #include <verify.h>
  52
  53 /* menu-related */
  54 #define free_widget_value(wv) xfree (wv)
  55 #define malloc_widget_value() ((widget_value *) memset (xmalloc \
  56     (sizeof (widget_value)), 0, sizeof (widget_value)))
  57
  58 /* Emulate XCharStruct.  */
  59 typedef struct _XCharStruct
  60 {
  61   int rbearing;
  62   int lbearing;
  63   int width;
  64   int ascent;
  65   int descent;
  66 } XCharStruct;
  67
  68 /* Fake structure from Xlib.h to represent two-byte characters.  */
  69 #ifndef __OBJC__
  70 typedef unsigned short unichar;
  71 #endif
  72 typedef unichar XChar2b;
  73
  74 #define STORE_XCHAR2B(chp, b1, b2) \
  75   (*(chp) = ((XChar2b)((((b1) & 0x00ff) << 8) | ((b2) & 0x00ff))))
  76
  77 #define XCHAR2B_BYTE1(chp) \
  78  (((*chp) & 0xff00) >> 8)
  79
  80 #define XCHAR2B_BYTE2(chp) \
  81  ((*chp) & 0x00ff)
  82
  83
  84 /* XXX: xfaces requires these structures, but the question is are we
  85         forced to use them? */
  86 typedef struct _XGCValues
  87 {
  88   unsigned long foreground;
  89   unsigned long background;
  90 #ifdef __OBJC__
  91   struct ns_font *font;
  92 #else
  93   void *font;
  94 #endif
  95 } XGCValues;
  96
  97 typedef XGCValues * GC;
  98
  99 #define GCForeground 0x01
 100 #define GCBackground 0x02
 101 #define GCFont 0x03
 102
 103 #ifdef __OBJC__
 104 typedef id Pixmap;
 105 #else
 106 typedef void *Pixmap;
 107 #endif
 108
 109 #ifdef __OBJC__
 110 typedef NSCursor * Cursor;
 111 #else
 112 typedef void *Cursor;
 113 #endif
 114
 115 #define No_Cursor (0)
 116
 117 #ifdef __OBJC__
 118 typedef NSColor * Color;
 119 #else
 120 typedef void * Color;
 121 #endif
 122 typedef int Window;
 123 typedef int Display;
 124
 125 /* Xism */
 126 typedef Lisp_Object XrmDatabase;
 127
 128
 129 /* some sort of attempt to normalize rectangle handling.. seems a bit much
 130    for what is accomplished */
 131 typedef struct {
 132       int x, y;
 133       unsigned width, height;
 134 } XRectangle;
 135
 136 #ifndef __OBJC__
 137 #if defined (__LP64__) && __LP64__
 138 typedef double CGFloat;
 139 #else
 140 typedef float CGFloat;
 141 #endif
 142 typedef struct _NSPoint { CGFloat x, y; } NSPoint;
 143 typedef struct _NSSize  { CGFloat width, height; } NSSize;
 144 typedef struct _NSRect  { NSPoint origin; NSSize size; } NSRect;
 145 #endif  /* NOT OBJC */
 146
 147 #define NativeRectangle NSRect
 148
 149 #define CONVERT_TO_XRECT(xr, nr)                \
 150   ((xr).x     = (nr).origin.x,                  \
 151    (xr).y     = (nr).origin.y,                  \
 152    (xr).width = (nr).size.width,                \
 153    (xr).height = (nr).size.height)
 154
 155 #define CONVERT_FROM_XRECT(xr, nr)              \
 156   ((nr).origin.x    = (xr).x,                   \
 157    (nr).origin.y    = (xr).y,                   \
 158    (nr).size.width  = (xr).width,               \
 159    (nr).size.height = (xr).height)
 160
 161 #define STORE_NATIVE_RECT(nr, px, py, pwidth, pheight)  \
 162   ((nr).origin.x    = (px),                     \
 163    (nr).origin.y    = (py),                     \
 164    (nr).size.width  = (pwidth),                 \
 165    (nr).size.height = (pheight))
 166
 167
 168
 169
 170 /* This stuff needed by frame.c. */
 171 #define ForgetGravity           0
 172 #define NorthWestGravity        1
 173 #define NorthGravity            2
 174 #define NorthEastGravity        3
 175 #define WestGravity             4
 176 #define CenterGravity           5
 177 #define EastGravity             6
 178 #define SouthWestGravity        7
 179 #define SouthGravity            8
 180 #define SouthEastGravity        9
 181 #define StaticGravity           10
 182
 183 #define NoValue         0x0000
 184 #define XValue          0x0001
 185 #define YValue          0x0002
 186 #define WidthValue      0x0004
 187 #define HeightValue     0x0008
 188 #define AllValues       0x000F
 189 #define XNegative       0x0010
 190 #define YNegative       0x0020
 191
 192 #define USPosition      (1L << 0) /* user specified x, y */
 193 #define USSize          (1L << 1) /* user specified width, height */
 194
 195 #define PPosition       (1L << 2) /* program specified position */
 196 #define PSize           (1L << 3) /* program specified size */
 197 #define PMinSize        (1L << 4) /* program specified minimum size */
 198 #define PMaxSize        (1L << 5) /* program specified maximum size */
 199 #define PResizeInc      (1L << 6) /* program specified resize increments */
 200 #define PAspect         (1L << 7) /* program specified min, max aspect ratios */
 201 #define PBaseSize       (1L << 8) /* program specified base for incrementing */
 202 #define PWinGravity     (1L << 9) /* program specified window gravity */
 203
 204 #endif  /* __NSGUI_H__ */