Runtime

org.eclipse.gmf.runtime.diagram.ui.dnd.parts
Class DiagramViewerDropAdapter

java.lang.Object
  extended by org.eclipse.jface.util.DelegatingDropAdapter
      extended by org.eclipse.gef.dnd.DelegatingDropAdapter
          extended by org.eclipse.gmf.runtime.diagram.ui.dnd.parts.DiagramViewerDropAdapter
All Implemented Interfaces:
java.util.EventListener, DropTargetListener, org.eclipse.swt.internal.SWTEventListener

public class DiagramViewerDropAdapter
extends DelegatingDropAdapter

This class extends the GEF drop target adapter. It delgates all the drop events to the org.eclipse.gmf.runtime.common.ui.internal.dnd.drop.DelegatingDropTargetAdapter If there are no drop target listeners registered with the common infrastructure, then the drop events are delegated to the parent adpater

See Also:
DelegatingDropTargetAdapter

Constructor Summary
DiagramViewerDropAdapter(IDiagramWorkbenchPart workbenchPart)
          Constructor
 
Method Summary
 void dragEnter(DropTargetEvent event)
           
 void dragLeave(DropTargetEvent event)
           
 void dragOperationChanged(DropTargetEvent event)
           
 void dragOver(DropTargetEvent event)
           
 void drop(DropTargetEvent event)
           
 void dropAccept(DropTargetEvent event)
           
 Transfer[] getTransfers()
           
protected  void initialize(Control control)
          Initializes the delegating drop adapter
 boolean isEmpty()
           
protected  boolean isInitialized()
          Returns the isInitialized.
 
Methods inherited from class org.eclipse.gef.dnd.DelegatingDropAdapter
addDropTargetListener, getTransferTypes, removeDropTargetListener
 
Methods inherited from class org.eclipse.jface.util.DelegatingDropAdapter
addDropTargetListener, removeDropTargetListener
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

DiagramViewerDropAdapter

public DiagramViewerDropAdapter(IDiagramWorkbenchPart workbenchPart)
Constructor

Parameters:
workbenchPart - the diagram workbench part
Method Detail

getTransfers

public Transfer[] getTransfers()
Overrides:
getTransfers in class DelegatingDropAdapter

initialize

protected final void initialize(Control control)
Initializes the delegating drop adapter

Parameters:
control - the viewer's control

dragEnter

public void dragEnter(DropTargetEvent event)
Specified by:
dragEnter in interface DropTargetListener
Overrides:
dragEnter in class DelegatingDropAdapter

dragLeave

public void dragLeave(DropTargetEvent event)
Specified by:
dragLeave in interface DropTargetListener
Overrides:
dragLeave in class DelegatingDropAdapter

dragOperationChanged

public void dragOperationChanged(DropTargetEvent event)
Specified by:
dragOperationChanged in interface DropTargetListener
Overrides:
dragOperationChanged in class DelegatingDropAdapter

dragOver

public void dragOver(DropTargetEvent event)
Specified by:
dragOver in interface DropTargetListener
Overrides:
dragOver in class DelegatingDropAdapter

drop

public void drop(DropTargetEvent event)
Specified by:
drop in interface DropTargetListener
Overrides:
drop in class DelegatingDropAdapter

dropAccept

public void dropAccept(DropTargetEvent event)
Specified by:
dropAccept in interface DropTargetListener
Overrides:
dropAccept in class DelegatingDropAdapter

isEmpty

public boolean isEmpty()
Overrides:
isEmpty in class DelegatingDropAdapter

isInitialized

protected final boolean isInitialized()
Returns the isInitialized.

Returns:
the isInitialized.

Runtime

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Copyright (c) IBM Corp., Borland Software Corp., and others 2005,2006. All rights reserved.