Package org.eclipse.net4j.util.ui.dnd
Class DNDDropAdapter<TYPE>
- java.lang.Object
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- org.eclipse.swt.dnd.DropTargetAdapter
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- org.eclipse.jface.viewers.ViewerDropAdapter
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- org.eclipse.net4j.util.ui.dnd.DNDDropAdapter<TYPE>
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- All Implemented Interfaces:
java.util.EventListener,DropTargetListener,org.eclipse.swt.internal.SWTEventListener
public abstract class DNDDropAdapter<TYPE> extends ViewerDropAdapter
- Author:
- Eike Stepper
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Field Summary
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Fields inherited from class org.eclipse.jface.viewers.ViewerDropAdapter
LOCATION_AFTER, LOCATION_BEFORE, LOCATION_NONE, LOCATION_ON
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Constructor Summary
Constructors Modifier Constructor Description protectedDNDDropAdapter(StructuredViewer viewer)protectedDNDDropAdapter(Transfer[] transfers, StructuredViewer viewer)
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Method Summary
All Methods Instance Methods Abstract Methods Concrete Methods Modifier and Type Method Description protected intdetermineLocation(DropTargetEvent event)Transfer[]getTransfers()StructuredViewergetViewer()booleanisDropBetweenEnabled()booleanperformDrop(java.lang.Object data)protected abstract booleanperformDrop(TYPE data, java.lang.Object target)voidsetDropBetweenEnabled(boolean dropBetweenEnabled)protected voidsetTransfers(Transfer[] transfers)booleanvalidateDrop(java.lang.Object target, int operation, TransferData type)protected abstract booleanvalidateTarget(java.lang.Object target, int operation)protected booleanvalidateTransfer(TransferData type)-
Methods inherited from class org.eclipse.jface.viewers.ViewerDropAdapter
clearState, determineTarget, dragEnter, dragOperationChanged, dragOver, drop, dropAccept, getBounds, getCurrentEvent, getCurrentLocation, getCurrentOperation, getCurrentTarget, getFeedbackEnabled, getSelectedObject, getThreshold, handleException, overrideOperation, setExpandEnabled, setFeedbackEnabled, setScrollEnabled, setScrollExpandEnabled, setSelectionFeedbackEnabled
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Methods inherited from class org.eclipse.swt.dnd.DropTargetAdapter
dragLeave
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Constructor Detail
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DNDDropAdapter
protected DNDDropAdapter(Transfer[] transfers, StructuredViewer viewer)
- Since:
- 3.0
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DNDDropAdapter
protected DNDDropAdapter(StructuredViewer viewer)
- Since:
- 3.3
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Method Detail
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getTransfers
public Transfer[] getTransfers()
- Since:
- 3.0
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setTransfers
protected void setTransfers(Transfer[] transfers)
- Since:
- 3.3
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getViewer
public StructuredViewer getViewer()
- Overrides:
getViewerin classViewerDropAdapter
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isDropBetweenEnabled
public boolean isDropBetweenEnabled()
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setDropBetweenEnabled
public void setDropBetweenEnabled(boolean dropBetweenEnabled)
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determineLocation
protected int determineLocation(DropTargetEvent event)
- Overrides:
determineLocationin classViewerDropAdapter
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performDrop
public boolean performDrop(java.lang.Object data)
- Specified by:
performDropin classViewerDropAdapter
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validateDrop
public boolean validateDrop(java.lang.Object target, int operation, TransferData type)- Specified by:
validateDropin classViewerDropAdapter
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validateTransfer
protected boolean validateTransfer(TransferData type)
- Since:
- 3.3
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validateTarget
protected abstract boolean validateTarget(java.lang.Object target, int operation)
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performDrop
protected abstract boolean performDrop(TYPE data, java.lang.Object target)
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