/usr/include/GNUstep/GNUstepGUI/GSDisplayServer.h is in libgnustep-gui-dev 0.20.0-3+b1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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<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;
@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;
@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;
@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
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