Eclipse Plug-in Developer Guide (Galileo) - NavigatorDropAdapter (Eclipse Platform API Specification)

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Eclipse Platform
Release 3.5

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org.eclipse.ui.views.navigator
Class NavigatorDropAdapter


java.lang.Object
  

org.eclipse.swt.dnd.DropTargetAdapter
      

org.eclipse.jface.viewers.ViewerDropAdapter
          

org.eclipse.ui.part.PluginDropAdapter
              
org.eclipse.ui.views.navigator.NavigatorDropAdapter

All Implemented Interfaces:: EventListener, DropTargetListener, org.eclipse.swt.internal.SWTEventListener, IOverwriteQuery

Deprecated. as of 3.5, use the Common Navigator Framework classes instead

public class NavigatorDropAdapter
extends PluginDropAdapter
implements IOverwriteQuery
extends PluginDropAdapter
implements IOverwriteQuery

Implements drop behaviour for drag and drop operations that land on the resource navigator.

Since:: 2.0

Field Summary

Fields inherited from class org.eclipse.ui.part. PluginDropAdapter

ATT_CLASS

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

LOCATION_AFTER, LOCATION_BEFORE, LOCATION_NONE, LOCATION_ON

Fields inherited from interface org.eclipse.ui.dialogs. IOverwriteQuery

ALL, CANCEL, NO, NO_ALL, YES

Constructor Summary

NavigatorDropAdapter ( StructuredViewer viewer)
          Deprecated. Constructs a new drop adapter.

Method Summary

void dragEnter ( DropTargetEvent event)
          Deprecated. This implementation of dragEnter permits the default operation defined in event.detailto be performed on the current data type defined in event.currentDataType.

boolean performDrop ( Object data)
          Deprecated. Perform the drop.

String queryOverwrite ( String pathString)
          Deprecated. Returns one of the return code constants declared on this interface, indicating whether the entity represented by the passed String should be overwritten.

boolean validateDrop ( Object target, int dragOperation, TransferData transferType)
          Deprecated. This method is used to notify the action that some aspect of the drop operation has changed.

Methods inherited from class org.eclipse.ui.part. PluginDropAdapter

drop, getCurrentTransfer, getPluginAdapter

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

clearState, determineLocation, determineTarget, dragOperationChanged, dragOver, dropAccept, getBounds, getCurrentEvent, getCurrentLocation, getCurrentOperation, getCurrentTarget, getFeedbackEnabled, getSelectedObject, getViewer, handleException, overrideOperation, setExpandEnabled, setFeedbackEnabled, setScrollEnabled, setScrollExpandEnabled, setSelectionFeedbackEnabled

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

Constructor Detail

NavigatorDropAdapter

public NavigatorDropAdapter(
StructuredViewer viewer)

Deprecated.

Constructs a new drop adapter.

Parameters:: viewer - the navigator's viewer

Method Detail

dragEnter

public void dragEnter(
DropTargetEvent event)

Deprecated.

Description copied from class: DropTargetAdapter

This implementation of dragEnter permits the default operation defined in event.detailto be performed on the current data type defined in event.currentDataType. For additional information see DropTargetListener.dragEnter.

Specified by:: dragEnter in interface DropTargetListener
Overrides:: dragEnter in class ViewerDropAdapter

Parameters:: event - the information associated with the drag enter event
See Also:: DropTargetEvent

performDrop

public boolean performDrop(
Object data)

Deprecated.

Perform the drop.

Overrides:: performDrop in class PluginDropAdapter

Parameters:: data - the drop data
Returns:: true if the drop was successful, and false otherwise
See Also:: DropTargetListener.drop(org.eclipse.swt.dnd.DropTargetEvent)

queryOverwrite

public 
String queryOverwrite(
String pathString)

Deprecated.

Description copied from interface: IOverwriteQuery

Returns one of the return code constants declared on this interface, indicating whether the entity represented by the passed String should be overwritten.

This method may be called from a non-UI thread, in which case this method must run the query in a sync exec in the UI thread, if it needs to query the user.

Specified by:: queryOverwrite in interface IOverwriteQuery

Parameters:: pathString - the path representing the entity to be overwritten
Returns:: one of the return code constants declared on this interface

validateDrop

public boolean validateDrop(
Object target,
                            int dragOperation,
                            
TransferData transferType)

Deprecated.

This method is used to notify the action that some aspect of the drop operation has changed.

Overrides:: validateDrop in class PluginDropAdapter

Parameters:: target - the object that the mouse is currently hovering over, or null if the mouse is hovering over empty space; dragOperation - the current drag operation (copy, move, etc.); transferType - the current transfer type
Returns:: true if the drop is valid, and false otherwise