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org.eclipse.gmf.runtime.common.ui.services.dnd.drag
Interface IDragSourceListener

All Superinterfaces:

DragSourceListener, java.util.EventListener, org.eclipse.swt.internal.SWTEventListener

All Known Implementing Classes:

AbstractDragSourceListener, ResourceDragSourceListener

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public interface IDragSourceListener
extends 
DragSourceListener

Interface to be implemented by providers to handle drag source events

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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 interface org.eclipse.swt.dnd. DragSourceListener
dragFinished, dragSetData, dragStart

 

Method Detail

isDraggable

boolean isDraggable(
IDragSourceContext context)

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

Parameters:

context - The context associated with the drag source

Returns:

true if the drag allowed and false otherwise.

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getSupportingTransferIds

java.lang.String[] getSupportingTransferIds()

Returns the supporting transfer agent ids.

Returns:

return the supporting transfer agent ids

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