Eclipse GMF Guide (Galileo) - ResourceDragSourceListener (Eclipse GMF Documentation)

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org.eclipse.gmf.runtime.common.ui.services.dnd.ide.drag
Class ResourceDragSourceListener

java.lang.Object
  

org.eclipse.swt.dnd.DragSourceAdapter
      

org.eclipse.ui.views.navigator.NavigatorDragAdapter
          
org.eclipse.gmf.runtime.common.ui.services.dnd.ide.drag.ResourceDragSourceListener

All Implemented Interfaces:: java.util.EventListener, IDragSourceListener, DragSourceListener, org.eclipse.swt.internal.SWTEventListener

public class ResourceDragSourceListener
extends NavigatorDragAdapter
implements IDragSourceListener
extends NavigatorDragAdapter
implements IDragSourceListener

Concrete class that implements the IDragSourceListener. This class handles dragging files and folder elements.

Constructor Summary

ResourceDragSourceListener ( ISelectionProvider provider)
          Constructs a new drag listener.

Method Summary

java.lang.String[] getSupportingTransferIds ()
          Returns the supporting transfer agent ids.

boolean isDraggable ( IDragSourceContext context)
          Determines if the selection in the context is draggable.

Methods inherited from class org.eclipse.ui.views.navigator. NavigatorDragAdapter

dragFinished, dragSetData, dragStart

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface org.eclipse.swt.dnd. DragSourceListener

dragFinished, dragSetData, dragStart

Constructor Detail

ResourceDragSourceListener

public ResourceDragSourceListener(
ISelectionProvider provider)

Constructs a new drag listener.

Parameters:: provider - the selection provider

Method Detail

isDraggable

public boolean isDraggable(
IDragSourceContext context)

Description copied from interface: IDragSourceListener

Determines if the selection in the context is draggable. This method is invoked when the drag starts

Specified by:: isDraggable in interface IDragSourceListener

Parameters:: context - The context associated with the drag source
Returns:: true if the drag allowed and false otherwise.

getSupportingTransferIds

public java.lang.String[] getSupportingTransferIds()