src/nsgui.h

   1 /* Definitions and headers for communication on the NeXT/Open/GNUstep API.
   2    Copyright (C) 1995, 2005, 2008-2018 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 (at
   9 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 <https://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 /* Emulate XCharStruct.  */
  52 typedef struct _XCharStruct
  53 {
  54   int rbearing;
  55   int lbearing;
  56   int width;
  57   int ascent;
  58   int descent;
  59 } XCharStruct;
  60
  61 /* Fake structure from Xlib.h to represent two-byte characters.  */
  62 #ifndef __OBJC__
  63 typedef unsigned short unichar;
  64 #endif
  65 typedef unichar XChar2b;
  66
  67 #define STORE_XCHAR2B(chp, b1, b2) \
  68   (*(chp) = ((XChar2b)((((b1) & 0x00ff) << 8) | ((b2) & 0x00ff))))
  69
  70 #define XCHAR2B_BYTE1(chp) \
  71   ((*(chp) & 0xff00) >> 8)
  72
  73 #define XCHAR2B_BYTE2(chp) \
  74   (*(chp) & 0x00ff)
  75
  76
  77 /* XXX: xfaces requires these structures, but the question is are we
  78         forced to use them? */
  79 typedef struct _XGCValues
  80 {
  81   unsigned long foreground;
  82   unsigned long background;
  83 #ifdef __OBJC__
  84   struct ns_font *font;
  85 #else
  86   void *font;
  87 #endif
  88 } XGCValues;
  89
  90 typedef XGCValues * GC;
  91
  92 #define GCForeground 0x01
  93 #define GCBackground 0x02
  94 #define GCFont 0x03
  95
  96 #ifdef __OBJC__
  97 typedef id Pixmap;
  98 #else
  99 typedef void *Pixmap;
 100 #endif
 101
 102 #ifdef __OBJC__
 103 typedef NSCursor * Cursor;
 104 #else
 105 typedef void *Cursor;
 106 #endif
 107
 108 #define No_Cursor (0)
 109
 110 #ifdef __OBJC__
 111 typedef NSColor * Color;
 112 #else
 113 typedef void * Color;
 114 #endif
 115 typedef int Window;
 116 typedef int Display;
 117
 118 /* Xism */
 119 typedef Lisp_Object XrmDatabase;
 120
 121
 122 /* some sort of attempt to normalize rectangle handling.. seems a bit much
 123    for what is accomplished */
 124 typedef struct {
 125       int x, y;
 126       unsigned width, height;
 127 } XRectangle;
 128
 129 #ifndef __OBJC__
 130 #if defined (__LP64__) && __LP64__
 131 typedef double CGFloat;
 132 #else
 133 typedef float CGFloat;
 134 #endif
 135 typedef struct _NSPoint { CGFloat x, y; } NSPoint;
 136 typedef struct _NSSize  { CGFloat width, height; } NSSize;
 137 typedef struct _NSRect  { NSPoint origin; NSSize size; } NSRect;
 138 #endif  /* NOT OBJC */
 139
 140 #define NativeRectangle NSRect
 141
 142 #define CONVERT_TO_XRECT(xr, nr)                \
 143   ((xr).x     = (nr).origin.x,                  \
 144    (xr).y     = (nr).origin.y,                  \
 145    (xr).width = (nr).size.width,                \
 146    (xr).height = (nr).size.height)
 147
 148 #define CONVERT_FROM_XRECT(xr, nr)              \
 149   ((nr).origin.x    = (xr).x,                   \
 150    (nr).origin.y    = (xr).y,                   \
 151    (nr).size.width  = (xr).width,               \
 152    (nr).size.height = (xr).height)
 153
 154 #define STORE_NATIVE_RECT(nr, px, py, pwidth, pheight)  \
 155   ((nr).origin.x    = (px),                     \
 156    (nr).origin.y    = (py),                     \
 157    (nr).size.width  = (pwidth),                 \
 158    (nr).size.height = (pheight))
 159
 160
 161
 162
 163 /* This stuff needed by frame.c. */
 164 #define ForgetGravity           0
 165 #define NorthWestGravity        1
 166 #define NorthGravity            2
 167 #define NorthEastGravity        3
 168 #define WestGravity             4
 169 #define CenterGravity           5
 170 #define EastGravity             6
 171 #define SouthWestGravity        7
 172 #define SouthGravity            8
 173 #define SouthEastGravity        9
 174 #define StaticGravity           10
 175
 176 #define NoValue         0x0000
 177 #define XValue          0x0001
 178 #define YValue          0x0002
 179 #define WidthValue      0x0004
 180 #define HeightValue     0x0008
 181 #define AllValues       0x000F
 182 #define XNegative       0x0010
 183 #define YNegative       0x0020
 184
 185 #define USPosition      (1L << 0) /* user specified x, y */
 186 #define USSize          (1L << 1) /* user specified width, height */
 187
 188 #define PPosition       (1L << 2) /* program specified position */
 189 #define PSize           (1L << 3) /* program specified size */
 190 #define PMinSize        (1L << 4) /* program specified minimum size */
 191 #define PMaxSize        (1L << 5) /* program specified maximum size */
 192 #define PResizeInc      (1L << 6) /* program specified resize increments */
 193 #define PAspect         (1L << 7) /* program specified min, max aspect ratios */
 194 #define PBaseSize       (1L << 8) /* program specified base for incrementing */
 195 #define PWinGravity     (1L << 9) /* program specified window gravity */
 196
 197 #endif  /* __NSGUI_H__ */