| /******************************************************************************* |
| * Copyright (c) 2004, 2006 IBM Corporation 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: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.ui.internal.dnd; |
| |
| import org.eclipse.swt.graphics.Point; |
| import org.eclipse.swt.graphics.Rectangle; |
| import org.eclipse.swt.widgets.Control; |
| |
| /** |
| * Implementers of this interface will receive notifications when objects are dragged over |
| * a particular SWT control. |
| */ |
| public interface IDragOverListener { |
| |
| /** |
| * Notifies the receiver that the given object has been dragged over |
| * the given position. Returns a drop target if the object may be |
| * dropped in this position. Returns null otherwise. |
| * |
| * @param draggedObject object being dragged over this location |
| * @param position location of the cursor |
| * @param dragRectangle current drag rectangle (may be an empty rectangle if none) |
| * @return a valid drop target or null if none |
| */ |
| IDropTarget drag(Control currentControl, Object draggedObject, |
| Point position, Rectangle dragRectangle); |
| } |
