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/*******************************************************************************
* Copyright (c) 2011 Wind River Systems, Inc. and others. All rights reserved.
* This program and the accompanying materials are made available under the terms
* of the Eclipse Public License v1.0 which accompanies this distribution, and is
* available at http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Wind River Systems - initial API and implementation
*******************************************************************************/
package org.eclipse.tcf.te.tcf.filesystem.ui.internal.dnd;
import org.eclipse.jface.util.LocalSelectionTransfer;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.swt.dnd.DragSourceEvent;
import org.eclipse.swt.dnd.FileTransfer;
import org.eclipse.swt.dnd.Transfer;
import org.eclipse.ui.navigator.CommonDragAdapterAssistant;
/**
* The drag assistant used by Target Explorer to extend its DnD support to FSTreeNode elements.
*/
public class FSDragAdapterAssistant extends CommonDragAdapterAssistant {
// The common dnd operation
CommonDnD dnd;
/**
* Create an instance.
*/
public FSDragAdapterAssistant() {
dnd = new CommonDnD();
}
/*
* (non-Javadoc)
* @see org.eclipse.ui.navigator.CommonDragAdapterAssistant#dragStart(org.eclipse.swt.dnd.DragSourceEvent, org.eclipse.jface.viewers.IStructuredSelection)
*/
@Override
public void dragStart(DragSourceEvent anEvent, IStructuredSelection aSelection) {
anEvent.doit = dnd.isDraggable(aSelection);
LocalSelectionTransfer.getTransfer().setSelection(aSelection);
}
/*
* (non-Javadoc)
* @see org.eclipse.ui.navigator.CommonDragAdapterAssistant#getSupportedTransferTypes()
*/
@Override
public Transfer[] getSupportedTransferTypes() {
return new Transfer[] {FileTransfer.getInstance()};
}
/*
* (non-Javadoc)
* @see org.eclipse.ui.navigator.CommonDragAdapterAssistant#setDragData(org.eclipse.swt.dnd.DragSourceEvent, org.eclipse.jface.viewers.IStructuredSelection)
*/
@Override
public boolean setDragData(DragSourceEvent anEvent, IStructuredSelection aSelection) {
return dnd.setDragData(anEvent);
}
}
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