Tidied connection handling code.

git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/apps/gorm/trunk@5575 72102866-910b-0410-8b05-ffd578937521
2025-02-24 12:01:16 +00:00 · 1999-12-18 08:55:31 +00:00 · 1999-12-18 08:55:31 +00:00 · e8cbc4a69d
commit e8cbc4a69d
parent e76017e72f
6 changed files with 150 additions and 151 deletions
--- a/Gorm.h
+++ b/Gorm.h
@ -168,6 +168,7 @@ extern NSString *IBDidEndTestingInterfaceNotification;
 - (void) setName: (NSString*)aName forObject: (id)object;
 - (void) setSelectionFromEditor: (id<IBEditors>)anEditor;
 - (void) touch;		/* Mark document as having been changed.	*/
+- (NSWindow*) windowAndRect: (NSRect*)r forObject: (id)object;
@end

@protocol IB <NSObject>
--- a/Gorm.m
+++ b/Gorm.m
@ -136,6 +136,89 @@ NSString *GormLinkPboardType = @"GormLinkPboardType";

 - (void) displayConnectionBetween: (id)source and: (id)destination
 {
+  NSWindow	*w;
+  NSRect	r;
+
+  if (source != connectSource)
+    {
+      if (connectSource != nil)
+	{
+	  w = [activeDocument windowAndRect: &r forObject: connectSource];
+	  if (w != nil)
+	    {
+	      NSView	*wv = [[w contentView] superview];
+
+	      /*
+	       * Erase image from old location.
+	       */
+	      r.origin.x -= 1.0;
+	      r.origin.y += 1.0;
+	      r.size = [sourceImage size];
+	      r.size.width += 2.0;
+	      r.size.height += 2.0;
+
+	      [wv lockFocus];
+	      [wv displayRect: r];
+	      [wv unlockFocus];
+	      [w flushWindow];
+	    }
+	}
+      connectSource = source;
+      if (connectSource != nil)
+	{
+	  w = [activeDocument windowAndRect: &r forObject: connectSource];
+	  if (w != nil)
+	    {
+	      NSView	*wv = [[w contentView] superview];
+
+	      [wv lockFocus];
+	      [sourceImage compositeToPoint: r.origin
+				  operation: NSCompositeCopy];
+	      [wv unlockFocus];
+	      [w flushWindow];
+	    }
+	}
+    }
+  if (destination != connectDestination)
+    {
+      if (connectDestination != nil)
+	{
+	  w = [activeDocument windowAndRect: &r forObject: connectDestination];
+	  if (w != nil)
+	    {
+	      NSView	*wv = [[w contentView] superview];
+
+	      /*
+	       * Erase image from old location.
+	       */
+	      r.origin.x -= 1.0;
+	      r.origin.y += 1.0;
+	      r.size = [targetImage size];
+	      r.size.width += 2.0;
+	      r.size.height += 2.0;
+
+	      [wv lockFocus];
+	      [wv displayRect: r];
+	      [wv unlockFocus];
+	      [w flushWindow];
+	    }
+	}
+      connectDestination = destination;
+      if (connectDestination != nil)
+	{
+	  w = [activeDocument windowAndRect: &r forObject: connectDestination];
+	  if (w != nil)
+	    {
+	      NSView	*wv = [[w contentView] superview];
+
+	      [wv lockFocus];
+	      [targetImage compositeToPoint: r.origin
+				  operation: NSCompositeCopy];
+	      [wv unlockFocus];
+	      [w flushWindow];
+	    }
+	}
+    }
 }

 - (id) endTesting: (id)sender
@ -371,98 +454,6 @@ NSString *GormLinkPboardType = @"GormLinkPboardType";
  return [[selectionOwner selection] lastObject];
 } 

- (void) setConnectDestination: (id)o window: (NSWindow*)w rect: (NSRect)r
-{
-  if (connectSource != nil && o == connectSource)
-    {
-      return;	/* Can't link to self	*/
-    }
-
-  if (connectDestination != o)
-    {
-      connectDestination = o;
-
-      if (connectDWindow != nil)
-	{
-	  NSView	*wv = [[connectDWindow contentView] superview];
-	  NSRect	rect = connectDRect;
-
-	  /*
-	   * Erase image from old location.
-	   */
-	  rect.origin.x -= 1.0;
-	  rect.origin.y += 1.0;
-	  rect.size = [targetImage size];
-	  rect.size.width += 2.0;
-	  rect.size.height += 2.0;
-
-	  [wv lockFocus];
-	  [wv displayRect: rect];
-	  [wv unlockFocus];
-	  [connectDWindow flushWindow];
-	}
-      connectDWindow = w;
-      connectDRect = r;
-      if (connectDWindow != nil)
-	{
-	  NSView	*wv = [[connectDWindow contentView] superview];
-	  NSRect	rect = connectDRect;
-
-	  [wv lockFocus];
-	  [targetImage compositeToPoint: rect.origin
-			      operation: NSCompositeCopy];
-	  [wv unlockFocus];
-	  [connectDWindow flushWindow];
-	}
-    }
-}
-
- (void) setConnectSource: (id)o window: (NSWindow*)w rect: (NSRect)r
-{
-  if (connectDestination != nil && o == connectDestination)
-    {
-      return;	/* Can't link to self	*/
-    }
-
-  if (connectSource != o)
-    {
-      connectSource = o;
-
-      if (connectSWindow != nil)
-	{
-	  NSView	*wv = [[connectSWindow contentView] superview];
-	  NSRect	rect = connectSRect;
-
-	  /*
-	   * Erase image from old location.
-	   */
-	  rect.origin.x -= 1.0;
-	  rect.origin.y += 1.0;
-	  rect.size = [sourceImage size];
-	  rect.size.width += 2.0;
-	  rect.size.height += 2.0;
-
-	  [wv lockFocus];
-	  [wv displayRect: rect];
-	  [wv unlockFocus];
-	  [connectSWindow flushWindow];
-	}
-      connectSWindow = w;
-      connectSRect = r;
-      if (connectSWindow != nil)
-	{
-	  NSView	*wv = [[connectSWindow contentView] superview];
-	  NSRect	rect = connectSRect;
-
-	  [wv lockFocus];
-	  [sourceImage compositeToPoint: rect.origin
-			      operation: NSCompositeCopy];
-	  [wv unlockFocus];
-	  [connectSWindow flushWindow];
-	}
-    }
-}
-
 - (id) setName: (id)sender
 {
  /* FIXME */
@ -473,7 +464,7 @@ NSString *GormLinkPboardType = @"GormLinkPboardType";
 {
  if (isConnecting == YES)
    {
-      [self stopConnecting];
+      return;
    }
  if (connectDestination == nil || connectSource == nil)
    {
@ -495,8 +486,7 @@ NSString *GormLinkPboardType = @"GormLinkPboardType";

 - (void) stopConnecting
 {
-  [self setConnectDestination: nil window: nil rect: NSZeroRect];
-  [self setConnectSource: nil window: nil rect: NSZeroRect];
+  [self displayConnectionBetween: nil and: nil];
  isConnecting = NO;
 }

--- a/GormDocument.m
+++ b/GormDocument.m
@ -29,8 +29,6 @@ NSString *IBWillSaveDocumentNotification = @"IBWillSaveDocumentNotification";
 NSString *IBDidSaveDocumentNotification = @"IBDidSaveDocumentNotification";
 NSString *IBWillCloseDocumentNotification = @"IBWillCloseDocumentNotification";

-@class	GormObjectEditor;
-
 /*
 * Each document has a GormFilesOwner object that is used as a placeholder
 * for the owner of the document.
@ -1222,6 +1220,31 @@ static NSImage	*classesImage = nil;
  [window setDocumentEdited: YES];
 }

+- (NSWindow*) windowAndRect: (NSRect*)r forObject: (id)object
+{
+  if ([objectsView containsObject: object] == YES)
+    {
+      NSRect	rect = [objectsView rectForObject: object];
+
+      rect = [objectsView convertRect: rect toView: nil];
+      *r = rect;
+      return [objectsView window];
+    }
+  else if ([object isKindOfClass: [NSView class]] == YES)
+    {
+      NSRect	rect = [object bounds];
+
+      rect = [object convertRect: rect toView: nil];
+      *r = rect;
+      return [object window];
+    }
+  else
+    {
+      *r = NSZeroRect;
+      return nil;
+    }
+}
+
 - (BOOL) windowShouldClose
 {
  if ([window isDocumentEdited] == YES)
--- a/GormObjectEditor.m
+++ b/GormObjectEditor.m
@ -70,40 +70,6 @@



-@interface	GormObjectEditor : NSMatrix <IBEditors>
-{
-  NSMutableArray	*objects;
-  id<IBDocuments>	document;
-  id			selected;
-  NSPoint		mouseDownPoint;
-  BOOL			shouldBeginDrag;
-  NSPasteboard		*dragPb;
-}
- (void) addObject: (id)anObject;
- (void) draggedImage: (NSImage*)i endedAt: (NSPoint)p deposited: (BOOL)f;
- (unsigned int) draggingSourceOperationMaskForLocal: (BOOL)flag;
- (void) refreshCells;
- (void) removeObject: (id)anObject;
- (BOOL) acceptsTypeFromArray: (NSArray*)types;
- (BOOL) activate;
- (id) initWithObject: (id)anObject inDocument: (id<IBDocuments>)aDocument;
- (void) close;
- (void) closeSubeditors;
- (void) copySelection;
- (void) deleteSelection;
- (id<IBDocuments>) document;
- (id) editedObject;
- (void) makeSelectionVisible: (BOOL)flag;
- (id<IBEditors>) openSubeditorForObject: (id)anObject;
- (void) orderFront;
- (void) pasteInSelection;
- (void) resetObject: (id)anObject;
- (void) selectObjects: (NSArray*)objects;
- (void) validateEditing;
- (BOOL) wantsSelection;
- (NSWindow*) window;
-@end
-
@implementation	GormObjectEditor

 static NSMapTable	*docMap = 0;
--- a/GormPrivate.h
+++ b/GormPrivate.h
@ -15,8 +15,6 @@ extern NSString *GormLinkPboardType;

@interface NSApplication (Gorm)
 - (NSImage*) linkImage;
- (void) setConnectDestination: (id)o window: (NSWindow*)w rect: (NSRect)r;
- (void) setConnectSource: (id)o window: (NSWindow*)w rect: (NSRect)r;
 - (void) startConnecting;
@end

@ -70,6 +68,42 @@ extern NSString *GormLinkPboardType;
 - (id) testInterface: (id)sender;
@end

+@interface	GormObjectEditor : NSMatrix <IBEditors>
+{
+  NSMutableArray	*objects;
+  id<IBDocuments>	document;
+  id			selected;
+  NSPoint		mouseDownPoint;
+  BOOL			shouldBeginDrag;
+  NSPasteboard		*dragPb;
+}
+- (void) addObject: (id)anObject;
+- (void) draggedImage: (NSImage*)i endedAt: (NSPoint)p deposited: (BOOL)f;
+- (unsigned int) draggingSourceOperationMaskForLocal: (BOOL)flag;
+- (void) refreshCells;
+- (void) removeObject: (id)anObject;
+- (BOOL) acceptsTypeFromArray: (NSArray*)types;
+- (BOOL) activate;
+- (id) initWithObject: (id)anObject inDocument: (id<IBDocuments>)aDocument;
+- (void) close;
+- (void) closeSubeditors;
+- (BOOL) containsObject: (id)anObject;
+- (void) copySelection;
+- (void) deleteSelection;
+- (id<IBDocuments>) document;
+- (id) editedObject;
+- (void) makeSelectionVisible: (BOOL)flag;
+- (id<IBEditors>) openSubeditorForObject: (id)anObject;
+- (void) orderFront;
+- (void) pasteInSelection;
+- (NSRect) rectForObject: (id)anObject;
+- (void) resetObject: (id)anObject;
+- (void) selectObjects: (NSArray*)objects;
+- (void) validateEditing;
+- (BOOL) wantsSelection;
+- (NSWindow*) window;
+@end
+
 /*
 * Functions for drawing knobs etc.
 */
--- a/GormWindowEditor.m
+++ b/GormWindowEditor.m
@ -337,15 +337,12 @@ NSRectFromPoints(NSPoint p0, NSPoint p1)
 	  NSPoint	dragPoint = [theEvent locationInWindow];
 	  NSPasteboard	*pb;
 	  NSString	*name = [document nameForObject: view];
-	  NSRect	r = [view bounds];

 	  pb = [NSPasteboard pasteboardWithName: NSDragPboard];
 	  [pb declareTypes: [NSArray arrayWithObject: GormLinkPboardType]
 		     owner: self];
 	  [pb setString: name forType: GormLinkPboardType];
-	  [NSApp setConnectSource: view
-			   window: [view window]
-			     rect: [view convertRect: r toView: nil]];
+	  [NSApp displayConnectionBetween: view and: nil];

 	  [self dragImage: [NSApp linkImage]
 		       at: dragPoint
@ -855,25 +852,16 @@ NSRectFromPoints(NSPoint p0, NSPoint p1)
    {
      NSPoint	loc = [sender draggingLocation];
      NSView	*sub = [super hitTest: loc];
-      NSRect	r;

      if (sub == self)
 	{
 	  sub = nil;
-	  r = NSZeroRect;
 	}
      else if (sub == [NSApp connectSource])
 	{
 	  sub = nil;
-	  r = NSZeroRect;
 	}
-      else
-	{
-	  r = [sub convertRect: [sub bounds] toView: nil];
-	}
-      [NSApp setConnectDestination: sub
-			    window: [sub window]
-			      rect: r];
+      [NSApp displayConnectionBetween: [NSApp connectSource] and: sub];
      return NSDragOperationLink;
    }
  else
@ -1061,12 +1049,9 @@ NSRectFromPoints(NSPoint p0, NSPoint p1)
      NSPoint	loc = [sender draggingLocation];
      NSString	*name = [dragPb stringForType: GormLinkPboardType];
      NSView	*sub = [super hitTest: loc];
-      NSRect	r = [sub convertRect: [sub bounds] toView: nil];

 NSLog(@"Got link from %@", name);
-      [NSApp setConnectDestination: sub
-			    window: [sub window]
-			      rect: r];
+      [NSApp displayConnectionBetween: [NSApp connectSource] and: sub];
      [NSApp startConnecting];
    }
  else