This file is indexed.

/usr/include/GNUstep/GNUstepGUI/GSDisplayServer.h is in libgnustep-gui-dev 0.24.0-3.

This file is owned by root:root, with mode 0o644.

The actual contents of the file can be viewed below.

  1
  2
  3
  4
  5
  6
  7
  8
  9
 10
 11
 12
 13
 14
 15
 16
 17
 18
 19
 20
 21
 22
 23
 24
 25
 26
 27
 28
 29
 30
 31
 32
 33
 34
 35
 36
 37
 38
 39
 40
 41
 42
 43
 44
 45
 46
 47
 48
 49
 50
 51
 52
 53
 54
 55
 56
 57
 58
 59
 60
 61
 62
 63
 64
 65
 66
 67
 68
 69
 70
 71
 72
 73
 74
 75
 76
 77
 78
 79
 80
 81
 82
 83
 84
 85
 86
 87
 88
 89
 90
 91
 92
 93
 94
 95
 96
 97
 98
 99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
/** <title>GSDisplayServer</title>

   <abstract>Abstract display server class.</abstract>

   Copyright (C) 2002 Free Software Foundation, Inc.

   Author: Adam Fedor <fedor@gnu.org>
   Date: Mar 2002
   
   This file is part of the GNU Objective C User interface library.

   This library is free software; you can redistribute it and/or
   modify it under the terms of the GNU Lesser General Public
   License as published by the Free Software Foundation; either
   version 2 of the License, or (at your option) any later version.

   This library is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.	 See the GNU
   Lesser General Public License for more details.

   You should have received a copy of the GNU Lesser General Public
   License along with this library; see the file COPYING.LIB.
   If not, see <http://www.gnu.org/licenses/> or write to the 
   Free Software Foundation, 51 Franklin Street, Fifth Floor, 
   Boston, MA 02110-1301, USA.
*/

#ifndef _GSDisplayServer_h_INCLUDE
#define _GSDisplayServer_h_INCLUDE

#import <Foundation/NSObject.h>
#import <Foundation/NSGeometry.h>

#import <AppKit/AppKitDefines.h>
#import <AppKit/NSDragging.h>
#import <AppKit/NSGraphicsContext.h>

@class NSArray;
@class NSCountedSet;
@class NSDictionary;
@class NSMapTable;
@class NSMutableArray;
@class NSMutableData;
@class NSMutableDictionary;
@class NSString;

@class NSEvent;
@class NSImage;

@class GSDisplayServer;
@class NSGraphicsContext;
@class NSWindow;

#if !NO_GNUSTEP
APPKIT_EXPORT GSDisplayServer *GSServerForWindow(NSWindow *window);
APPKIT_EXPORT GSDisplayServer *GSCurrentServer(void);

/* Display attributes */
APPKIT_EXPORT NSString *GSDisplayName;
APPKIT_EXPORT NSString *GSDisplayNumber;
APPKIT_EXPORT NSString *GSScreenNumber;

@interface GSDisplayServer : NSObject
{
  NSMutableDictionary	*server_info;
  NSMutableArray	*event_queue;
  NSMapTable		*drag_types;
}

+ (void) setDefaultServerClass: (Class)aClass;
+ (GSDisplayServer *) serverWithAttributes: (NSDictionary *)attributes;
+ (void) setCurrentServer: (GSDisplayServer *)server;

- initWithAttributes: (NSDictionary *)attributes;
- (NSDictionary *) attributes;
- (void) closeServer;

/* GL context */
- glContextClass;
- glPixelFormatClass;

- (BOOL) handlesWindowDecorations;

/* Drag and drop support. */
+ (BOOL) addDragTypes: (NSArray*)types toWindow: (NSWindow *)win;
+ (BOOL) removeDragTypes: (NSArray*)types fromWindow: (NSWindow *)win;
+ (NSCountedSet*) dragTypesForWindow: (NSWindow *)win;
- (BOOL) addDragTypes: (NSArray*)types toWindow: (NSWindow *)win;
- (BOOL) removeDragTypes: (NSArray*)types fromWindow: (NSWindow *)win;
- (NSCountedSet*) dragTypesForWindow: (NSWindow *)win;
- (id <NSDraggingInfo>) dragInfo;
- (BOOL) slideImage: (NSImage*)image from: (NSPoint)from to: (NSPoint)to;
- (void) restrictWindow: (int)win toImage: (NSImage*)image;
- (int) findWindowAt: (NSPoint)screenLocation 
           windowRef: (int*)windowRef 
           excluding: (int)win;


/* Screen information */
- (NSSize) resolutionForScreen: (int)screen;
- (NSRect) boundsForScreen: (int)screen;
- (NSWindowDepth) windowDepthForScreen: (int)screen;
- (const NSWindowDepth *) availableDepthsForScreen: (int)screen;
- (NSArray *) screenList;

- (void *) serverDevice;
- (void *) windowDevice: (int)win;

- (void) beep;

/* AppIcon/MiniWindow information */
- (NSImage *) iconTileImage;
- (NSSize) iconSize;

/* Screen capture */ 
- (NSImage *) contentsOfScreen: (int)screen inRect: (NSRect)rect;

@end

/* ----------------------------------------------------------------------- */
/* GNUstep Window operations */
/* ----------------------------------------------------------------------- */
@interface GSDisplayServer (WindowOps)
- (void) _setWindowOwnedByServer: (int)win;
- (int) window: (NSRect)frame : (NSBackingStoreType)type : (unsigned int)style;
- (int) window: (NSRect)frame : (NSBackingStoreType)type : (unsigned int)style
	      : (int)screen;
- (void) termwindow: (int)win;
- (int) nativeWindow: (void *)winref : (NSRect*)frame : (NSBackingStoreType*)type 
                    : (unsigned int*)style : (int*)screen;

/* Only if handlesWindowDecorations returns YES. */
- (void) stylewindow: (unsigned int)style : (int)win;

- (void) windowbacking: (NSBackingStoreType)type : (int)win;
- (void) titlewindow: (NSString *)window_title : (int)win;
- (void) miniwindow: (int)win;
- (BOOL) appOwnsMiniwindow;
- (void) setWindowdevice: (int)win forContext: (NSGraphicsContext *)ctxt;
// Deprecated
- (void) windowdevice: (int) winNum;
- (void) orderwindow: (int)op : (int)otherWin : (int)win;
- (void) movewindow: (NSPoint)loc : (int)win;
- (void) placewindow: (NSRect)frame : (int)win;
- (NSRect) windowbounds: (int)win;
- (void) setwindowlevel: (int)level : (int)win;
- (int) windowlevel: (int)win;
- (NSArray *) windowlist;
- (int) windowdepth: (int)win;
- (void) setmaxsize: (NSSize)size : (int)win;
- (void) setminsize: (NSSize)size : (int)win;
- (void) setresizeincrements: (NSSize)size : (int)win;
- (void) flushwindowrect: (NSRect)rect : (int)win;
- (void) styleoffsets: (float*)l : (float*)r : (float*)t : (float*)b 
                     : (unsigned int)style;
- (void) docedited: (int) edited : (int)win;
- (void) setinputstate: (int)state : (int)win;
- (void) setinputfocus: (int)win;
- (void) setalpha: (float)alpha : (int)win;
- (void) setShadow: (BOOL)hasShadow : (int)win;

- (NSPoint) mouselocation;
- (NSPoint) mouseLocationOnScreen: (int)aScreen window: (int *)win;
- (BOOL) capturemouse: (int)win;
- (void) releasemouse;
- (void) setMouseLocation: (NSPoint)mouseLocation onScreen: (int)aScreen;
- (void) hidecursor;
- (void) showcursor;
- (void) standardcursor: (int) style : (void**)cid;
- (void) imagecursor: (NSPoint)hotp : (NSImage *) image : (void**)cid;
- (void) setcursorcolor: (NSColor *)fg : (NSColor *)bg : (void*)cid;
- (void) recolorcursor: (NSColor *)fg : (NSColor *)bg : (void*) cid;
- (void) setcursor: (void*) cid;
- (void) freecursor: (void*) cid;
- (void) setParentWindow: (int)parentWin 
          forChildWindow: (int)childWin;
- (void) setIgnoreMouse: (BOOL)ignoreMouse : (int)win;

@end

/* ----------------------------------------------------------------------- */
/* GNUstep Event Operations */
/* ----------------------------------------------------------------------- */
@interface GSDisplayServer (EventOps)
- (NSEvent*) getEventMatchingMask: (unsigned)mask
		       beforeDate: (NSDate*)limit
			   inMode: (NSString*)mode
			  dequeue: (BOOL)flag;
- (void) discardEventsMatchingMask: (unsigned)mask
		       beforeEvent: (NSEvent*)limit;
- (void) postEvent: (NSEvent*)anEvent atStart: (BOOL)flag;
- (void) _printEventQueue;
@end


static inline NSEvent*
DPSGetEvent(GSDisplayServer *ctxt, unsigned mask, NSDate* limit, NSString *mode)
{
  return [ctxt getEventMatchingMask: mask beforeDate: limit inMode: mode
	       dequeue: YES];
}

static inline NSEvent*
DPSPeekEvent(GSDisplayServer *ctxt, unsigned mask, NSDate* limit, NSString *mode)
{
  return [ctxt getEventMatchingMask: mask beforeDate: limit inMode: mode
	       dequeue: NO];
}

static inline void
DPSDiscardEvents(GSDisplayServer *ctxt, unsigned mask, NSEvent* limit)
{
  [ctxt discardEventsMatchingMask: mask beforeEvent: limit];
}

static inline void
DPSPostEvent(GSDisplayServer *ctxt, NSEvent* anEvent, BOOL atStart)
{
  [ctxt postEvent: anEvent atStart: atStart];
}

#endif /* NO_GNUSTEP */
#endif