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org.eclipse.ui.part
Class PluginDropAdapter  

java.lang.Object
  org.eclipse.swt.dnd.DropTargetAdapter
      org.eclipse.jface.viewers.ViewerDropAdapter
          org.eclipse.ui.part.PluginDropAdapter

All Implemented Interfaces:

org.eclipse.swt.dnd.DropTargetListener, java.util.EventListener, org.eclipse.swt.internal.SWTEventListener

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public class PluginDropAdapter

extends org.eclipse.jface.viewers.ViewerDropAdapter

Adapter for adding handling of the PluginTransfer drag and drop transfer type to a drop action.

This class may be instantiated or subclassed.

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Field Summary
static java.lang.String	ATT_CLASS           The extension point attribute that defines the drop action class.
private  org.eclipse.swt.dnd.TransferData	currentTransfer           The current transfer data, or null if none.

 

Fields inherited from class org.eclipse.jface.viewers.ViewerDropAdapter

LOCATION_AFTER, LOCATION_BEFORE, LOCATION_NONE, LOCATION_ON

 

Constructor Summary

PluginDropAdapter(org.eclipse.jface.viewers.StructuredViewer viewer)           Creates a plug-in drop adapter for the given viewer.

 

Method Summary
void	drop(org.eclipse.swt.dnd.DropTargetEvent event)           This implementation of drop does nothing.
protected  org.eclipse.swt.dnd.TransferData	getCurrentTransfer()           Returns the current transfer.
protected static IDropActionDelegate	getPluginAdapter(PluginTransferData data)           Loads the class that will perform the action associated with the given drop data.
boolean	performDrop(java.lang.Object data)           Performs any work associated with the drop.
boolean	validateDrop(java.lang.Object target, int operation, org.eclipse.swt.dnd.TransferData transferType)           The PluginDropAdapter implementation of this ViewerDropAdapter method is used to notify the action that some aspect of the drop operation has changed.

 

Methods inherited from class org.eclipse.jface.viewers.ViewerDropAdapter

determineLocation, determineTarget, dragEnter, dragOperationChanged, dragOver, dropAccept, getBounds, getCurrentLocation, getCurrentOperation, getCurrentTarget, getFeedbackEnabled, getSelectedObject, getViewer, handleException, setFeedbackEnabled, setScrollExpandEnabled

 

Methods inherited from class org.eclipse.swt.dnd.DropTargetAdapter

dragLeave

 

Methods inherited from class java.lang.Object

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

 

Field Detail

ATT_CLASS

public static final java.lang.String ATT_CLASS

The extension point attribute that defines the drop action class.

See Also:

Constant Field Values

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currentTransfer

private org.eclipse.swt.dnd.TransferData currentTransfer

The current transfer data, or null if none.

Constructor Detail

PluginDropAdapter

public PluginDropAdapter(org.eclipse.jface.viewers.StructuredViewer viewer)

Creates a plug-in drop adapter for the given viewer.

Method Detail

drop

public void drop(org.eclipse.swt.dnd.DropTargetEvent event)

Description copied from class: org.eclipse.swt.dnd.DropTargetAdapter

This implementation of drop does nothing. For additional information see DropTargetListener.drop.

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getCurrentTransfer

protected org.eclipse.swt.dnd.TransferData getCurrentTransfer()

Returns the current transfer.

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getPluginAdapter

protected static IDropActionDelegate getPluginAdapter(PluginTransferData data)
                                               throws org.eclipse.core.runtime.CoreException

Loads the class that will perform the action associated with the given drop data.

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performDrop

public boolean performDrop(java.lang.Object data)

Description copied from class: org.eclipse.jface.viewers.ViewerDropAdapter

Performs any work associated with the drop.

Subclasses must implement this method to provide drop behavior.

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validateDrop

public boolean validateDrop(java.lang.Object target,
                            int operation,
                            org.eclipse.swt.dnd.TransferData transferType)

The PluginDropAdapter implementation of this ViewerDropAdapter method is used to notify the action that some aspect of the drop operation has changed. Subclasses may override.

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