Finished off backend indepenend dragging.

git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/libs/gui/trunk@19546 72102866-910b-0410-8b05-ffd578937521

ChangeLog

@@ -1,3 +1,14 @@
+2004-06-19  Fred Kiefer <FredKiefer@gmx.de>
+
+	* Headers/Additions/GNUstepGUI/GSDisplayServer.h: Added new method
+	(-findWindowAt:windowRef:excluding:).
+	* Source/GSDisplayServer.m: Implemented (-dragInfo) with
+	GSDragView.
+	* Source/GNUmakefile: Added GSDragView.h. 
+	* Source/GSDragView.m: Implemented
+	(-_windowAcceptingDnDunder:windowRef:) with new GSDisplayServer
+	method.	
+	
 2004-06-17  Fred Kiefer <FredKiefer@gmx.de>
 
        * Source/NSComboBoxCell.m: buttonCellFrameFromRect(),

Headers/Additions/GNUstepGUI/GSDisplayServer.h

@@ -82,6 +82,10 @@ APPKIT_EXPORT NSString * GSScreenNumber;
 - (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;

Source/GNUmakefile

@@ -354,6 +354,7 @@ GSHorizontalTypesetter.h \
 GSToolbar.h \
 GSToolbarView.h \
 GSNibCompatibility.h \
+GSDragView.h \
 GSTitleView.h
 
 libgnustep-gui_HEADER_FILES = ${GUI_HEADERS}

Source/GSDisplayServer.m

@@ -35,6 +35,7 @@
 #include "AppKit/NSImage.h"
 #include "AppKit/NSWindow.h"
 #include "GNUstepGUI/GSDisplayServer.h"
+#include "GNUstepGUI/GSDragView.h"
 
 #include "GSSlideView.h"
 
@@ -385,8 +386,7 @@ GSCurrentServer(void)
     protocol. */
 - (id <NSDraggingInfo>) dragInfo
 {
-  [self subclassResponsibility: _cmd];
-  return nil;
+  return [GSDragView sharedDragView];
 }
 
 - (BOOL) slideImage: (NSImage*)image from: (NSPoint)from to: (NSPoint)to
@@ -399,6 +399,14 @@ GSCurrentServer(void)
   [self subclassResponsibility: _cmd];
 }
 
+- (int) findWindowAt: (NSPoint)screenLocation 
+           windowRef: (int*)windowRef 
+           excluding: (int)win
+{
+  [self subclassResponsibility: _cmd];
+  return 0;
+}
+
 /* Screen information */
 /** Retuns the resolution, in points, for the indicated screen of the
     display. */

Source/GSDragView.m

@@ -957,8 +957,14 @@ static	GSDragView *sharedDragView = nil;
 - (NSWindow*) _windowAcceptingDnDunder: (NSPoint)mouseLocation
 			     windowRef: (int*)mouseWindowRef
 {
+  int win;
+
   *mouseWindowRef = 0;
-  return nil;
+  win = [GSServerForWindow(_window) findWindowAt: mouseLocation
+			  windowRef: mouseWindowRef
+			  excluding: [_window windowNumber]];
+
+  return GSWindowWithNumber(win);
 }
 
 @end