Added method which switches to the appropriate editor to accept a drag.

git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/apps/gorm/trunk@21143 72102866-910b-0410-8b05-ffd578937521

ChangeLog

@@ -1,3 +1,15 @@
+2005-04-22 15:57 Gregory John Casamento <greg_casamento@yahoo.com>
+
+	* GormCore/GormDocument.h: Added new method.
+	* GormCore/GormDocument.m: Added implementation for
+	changeToTopLevelEditorAcceptingTypes and changeToViewWithTag:.
+	* GormCore/GormObjectEditor.m: Added code to call
+	changeToTopLevelEditorAcceptingTypes: when a given type isn't
+	accepted by this editor.
+	* GormCore/GormResourceEditor.m: Added code to call 
+	changeToTopLevelEditorAcceptingTypes: when a given type isn't
+	accepted by this editor.
+
 2005-04-22 12:38 Gregory John Casamento <greg_casamento@yahoo.com>
 
 	* Palettes/0Menus/GormMenuEditor.m: [GormMenuEditor pasteInSelection]

GormCore/GormDocument.h

@@ -105,6 +105,7 @@
 - (void) createResourceManagers;
 - (NSArray *) resourceManagers;
 - (IBResourceManager *) resourceManagerForPasteboard: (NSPasteboard *)pboard;
+- (void) changeToTopLevelEditorAcceptingTypes: (NSArray *)types; 
 
 /* Managing classes */
 - (GormClassManager*) classManager;

GormCore/GormDocument.m

@@ -771,13 +771,8 @@ static NSImage  *fileImage = nil;
   [filePrefsManager setClassVersions];
 }
 
-/**
- * Change the view in the document window.
- */
-- (void) changeView: (id)sender
+- (void) changeToViewWithTag: (int)tag
 {
-  int tag = [sender tag];
-
   switch (tag)
     {
     case 0: // objects
@@ -817,6 +812,34 @@ static NSImage  *fileImage = nil;
     }
 }
 
+- (void) changeToTopLevelEditorAcceptingTypes: (NSArray *)types
+{
+  if([objectsView acceptsTypeFromArray: types])
+    {
+      [self changeToViewWithTag: 0];
+    }
+  else if([imagesView acceptsTypeFromArray: types])
+    {
+      [self changeToViewWithTag: 1];
+    }
+  else if([soundsView acceptsTypeFromArray: types])
+    {
+      [self changeToViewWithTag: 2];
+    }
+  else if([classesView acceptsTypeFromArray: types])
+    {
+      [self changeToViewWithTag: 3];
+    }
+}
+
+/**
+ * Change the view in the document window.
+ */
+- (void) changeView: (id)sender
+{
+  [self changeToViewWithTag: [sender tag]];
+}
+
 /**
  * The class manager.
  */ 

GormCore/GormObjectEditor.m

@@ -117,7 +117,8 @@ static NSMapTable	*docMap = 0;
 - (BOOL) acceptsTypeFromArray: (NSArray*)types
 {
   NSArray *resourceTypes = [resourceManager resourcePasteboardTypes];
-  return ([resourceTypes firstObjectCommonWithArray: types] != nil);
+  return ([resourceTypes firstObjectCommonWithArray: types] != nil ||
+	  [types containsObject: GormLinkPboardType] == YES);
 }
 
 - (void) pasteInSelection
@@ -233,6 +234,7 @@ static NSMapTable	*docMap = 0;
     }
   else
     {
+      [(GormDocument *)document changeToTopLevelEditorAcceptingTypes: pbTypes]; 
       dragType = nil;
     }
   

GormCore/GormResourceEditor.m

@@ -35,7 +35,7 @@ static int handled_mask= NSDragOperationCopy | NSDragOperationGeneric | NSDragOp
 
 - (BOOL) acceptsTypeFromArray: (NSArray*)types
 {
-  return NO;
+  return [types containsObject: NSFilenamesPboardType];
 }
 
 - (NSArray *) fileTypes
@@ -58,10 +58,10 @@ static int handled_mask= NSDragOperationCopy | NSDragOperationGeneric | NSDragOp
 - (unsigned int) draggingEntered: (id<NSDraggingInfo>)sender
 {
   NSPasteboard *pb = [sender draggingPasteboard];
-  NSArray *pbtypes = [pb types];
+  NSArray *pbTypes = [pb types];
   unsigned int mask = [sender draggingSourceOperationMask];
 
-  if ((mask & handled_mask) && [pbtypes containsObject: NSFilenamesPboardType])
+  if ((mask & handled_mask) && [pbTypes containsObject: NSFilenamesPboardType])
     {
       NSArray *data;
       NSEnumerator *en;
@@ -90,6 +90,10 @@ static int handled_mask= NSDragOperationCopy | NSDragOperationGeneric | NSDragOp
 
       return NSDragOperationCopy;
     }
+  else
+    {
+      [(GormDocument *)document changeToTopLevelEditorAcceptingTypes: pbTypes]; 
+    }
 
   return NSDragOperationNone;
 }
@@ -187,7 +191,7 @@ static int handled_mask= NSDragOperationCopy | NSDragOperationGeneric | NSDragOp
       NSButtonCell	*proto;
 
       [self registerForDraggedTypes: [NSArray arrayWithObjects:
-	NSFilenamesPboardType, nil]];
+	NSFilenamesPboardType, GormLinkPboardType, nil]];
 
       [self setAutosizesCells: NO];
       [self setCellSize: NSMakeSize(72,72)];