X-Git-Url: http://secure.phpeclipse.com

diff --git a/net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/internal/ui/dnd/DelegatingDragAdapter.java b/net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/internal/ui/dnd/DelegatingDragAdapter.java
deleted file mode 100644
index 74ace1c..0000000
--- a/net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/internal/ui/dnd/DelegatingDragAdapter.java
+++ /dev/null
@@ -1,115 +0,0 @@
-/*******************************************************************************
- * Copyright (c) 2000, 2003 IBM Corporation and others.
- * All rights reserved. This program and the accompanying materials 
- * are made available under the terms of the Common Public License v1.0
- * which accompanies this distribution, and is available at
- * http://www.eclipse.org/legal/cpl-v10.html
- * 
- * Contributors:
- *     IBM Corporation - initial API and implementation
- *******************************************************************************/
-package net.sourceforge.phpdt.internal.ui.dnd;
-
-import java.util.ArrayList;
-import java.util.Iterator;
-import java.util.List;
-
-import org.eclipse.swt.dnd.DragSource;
-import org.eclipse.swt.dnd.DragSourceEvent;
-import org.eclipse.swt.dnd.DragSourceListener;
-import org.eclipse.swt.dnd.Transfer;
-import org.eclipse.swt.dnd.TransferData;
-
-import org.eclipse.jface.util.Assert;
-
-/**
- * A delegating drag adapter negotiates between a set of <code>TransferDragSourceListener</code>s
- * On <code>dragStart</code> the adapter determines the listener to be used for any further
- * <code>drag*</code> callback.
- */
-public class DelegatingDragAdapter implements DragSourceListener {
-
-	private TransferDragSourceListener[] fPossibleListeners;
-	private List fActiveListeners;
-	private TransferDragSourceListener fFinishListener;
-	
-	public DelegatingDragAdapter(TransferDragSourceListener[] listeners) {
-		setPossibleListeners(listeners);
-	}
-	
-	protected void setPossibleListeners(TransferDragSourceListener[] listeners) {
-		Assert.isNotNull(listeners);
-		Assert.isTrue(fActiveListeners == null, "Can only set possible listeners before drag operation has started"); //$NON-NLS-1$
-		fPossibleListeners= listeners;
-	}
-	
-	/* non Java-doc
-	 * @see DragSourceListener
-	 */
-	public void dragStart(DragSourceEvent event) {
-		fFinishListener= null;
-		boolean saveDoit= event.doit;
-		Object saveData= event.data;
-		boolean doIt= false;
-		List transfers= new ArrayList(fPossibleListeners.length);
-		fActiveListeners= new ArrayList(fPossibleListeners.length);
-		
-		for (int i= 0; i < fPossibleListeners.length; i++) {
-			TransferDragSourceListener listener= fPossibleListeners[i];
-			event.doit= saveDoit;
-			listener.dragStart(event);
-			if (event.doit) {
-				transfers.add(listener.getTransfer());
-				fActiveListeners.add(listener);
-			}
-			doIt= doIt || event.doit;
-		}
-		if (doIt) {
-			((DragSource)event.widget).setTransfer((Transfer[])transfers.toArray(new Transfer[transfers.size()]));
-		}
-		event.data= saveData;
-		event.doit= doIt;
-	}
-
-	/* non Java-doc
-	 * @see DragSourceListener
-	 */
-	public void dragSetData(DragSourceEvent event) {
-		fFinishListener= getListener(event.dataType);
-		if (fFinishListener != null)
-			fFinishListener.dragSetData(event);
-	}
-	
-	/* non Java-doc
-	 * @see DragSourceListener
-	 */
-	public void dragFinished(DragSourceEvent event) {
-		try{
-			if (fFinishListener != null) {
-				fFinishListener.dragFinished(event);
-			} else {
-				// If the user presses Escape then we get a dragFinished without
-				// getting a dragSetData before.
-				fFinishListener= getListener(event.dataType);
-				if (fFinishListener != null)
-					fFinishListener.dragFinished(event);
-			}
-		} finally{
-			fFinishListener= null;
-			fActiveListeners= null;
-		}	
-	}
-	
-	private TransferDragSourceListener getListener(TransferData type) {
-		if (type == null)
-			return null;
-			
-		for (Iterator iter= fActiveListeners.iterator(); iter.hasNext();) {
-			TransferDragSourceListener listener= (TransferDragSourceListener)iter.next();
-			if (listener.getTransfer().isSupportedType(type)) {
-				return listener;
-			}
-		}
-		return null;
-	}	
-}