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Diffstat (limited to 'bundles/org.eclipse.swt/Eclipse SWT Drag and Drop/qt/org/eclipse/swt/dnd/TreeDropTargetEffect.java')
-rw-r--r-- | bundles/org.eclipse.swt/Eclipse SWT Drag and Drop/qt/org/eclipse/swt/dnd/TreeDropTargetEffect.java | 129 |
1 files changed, 0 insertions, 129 deletions
diff --git a/bundles/org.eclipse.swt/Eclipse SWT Drag and Drop/qt/org/eclipse/swt/dnd/TreeDropTargetEffect.java b/bundles/org.eclipse.swt/Eclipse SWT Drag and Drop/qt/org/eclipse/swt/dnd/TreeDropTargetEffect.java deleted file mode 100644 index d5eaaeb31a..0000000000 --- a/bundles/org.eclipse.swt/Eclipse SWT Drag and Drop/qt/org/eclipse/swt/dnd/TreeDropTargetEffect.java +++ /dev/null @@ -1,129 +0,0 @@ -/******************************************************************************* - * Copyright (c) 2000, 2008 IBM Corporation and others. - * Portion Copyright (c) 2009-2010 compeople AG (http://www.compeople.de). - * 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 - * Compeople AG - QtJambi/Qt based implementation for Windows/Mac OS X/Linux - *******************************************************************************/ -package org.eclipse.swt.dnd; - -import org.eclipse.swt.graphics.Point; -import org.eclipse.swt.widgets.Tree; -import org.eclipse.swt.widgets.TreeItem; -import org.eclipse.swt.widgets.Widget; - -/** - * This class provides a default drag under effect (eg. select, insert, scroll - * and expand) when a drag occurs over a <code>Tree</code>. - * - * <p> - * Classes that wish to provide their own drag under effect for a - * <code>Tree</code> can extend the <code>TreeDropTargetEffect</code> class and - * override any applicable methods in <code>TreeDropTargetEffect</code> to - * display their own drag under effect. - * </p> - * - * Subclasses that override any methods of this class must call the - * corresponding <code>super</code> method to get the default drag under effect - * implementation. - * - * <p> - * The feedback value is either one of the FEEDBACK constants defined in class - * <code>DND</code> which is applicable to instances of this class, or it must - * be built by <em>bitwise OR</em>'ing together (that is, using the - * <code>int</code> "|" operator) two or more of those <code>DND</code> effect - * constants. - * </p> - * <p> - * <dl> - * <dt><b>Feedback:</b></dt> - * <dd>FEEDBACK_SELECT, FEEDBACK_INSERT_BEFORE, FEEDBACK_INSERT_AFTER, - * FEEDBACK_EXPAND, FEEDBACK_SCROLL</dd> - * </dl> - * </p> - * <p> - * Note: Only one of the styles FEEDBACK_SELECT, FEEDBACK_INSERT_BEFORE or - * FEEDBACK_INSERT_AFTER may be specified. - * </p> - * - * @see DropTargetAdapter - * @see DropTargetEvent - * @see <a href="http://www.eclipse.org/swt/">Sample code and further - * information</a> - * - * @since 3.3 - */ -public class TreeDropTargetEffect extends DropTargetEffect { - /** - * Creates a new <code>TreeDropTargetEffect</code> to handle the drag under - * effect on the specified <code>Tree</code>. - * - * @param tree - * the <code>Tree</code> over which the user positions the cursor - * to drop the data - */ - public TreeDropTargetEffect(Tree tree) { - super(tree); - } - - @Override - public void dragEnter(DropTargetEvent event) { - System.out.println("TreeDropTargetEffect.dragEnter: " + event); - super.dragEnter(event); - } - - @Override - public void dragLeave(DropTargetEvent event) { - System.out.println("TreeDropTargetEffect.dragLeave: " + event); - super.dragLeave(event); - } - - @Override - public void dragOver(DropTargetEvent event) { - System.out.println("TreeDropTargetEffect.dragOver: " + event); - Tree tree = (Tree) control; - //int effect = checkEffect(event.feedback); - - TreeItem item = tree.getItem(tree.toControl(new Point(event.x, event.y))); - - tree.highlightItem(item); - } - - @Override - public void drop(DropTargetEvent event) { - System.out.println("TreeDropTargetEffect.drop: " + event); - super.drop(event); - } - - @Override - public void dropAccept(DropTargetEvent event) { - System.out.println("TreeDropTargetEffect.dropAccept: " + event); - super.dropAccept(event); - } - - @Override - public Widget getItem(int x, int y) { - //System.out.println("TreeDropTargetEffect.getItem: " + x + " " + y); - Tree tree = (Tree) control; - TreeItem item = tree.getItem(tree.toControl(new Point(x, y))); - //System.out.println("item: " + item); - return item; - } - - private int checkEffect(int effect) { - // Some effects are mutually exclusive. Make sure that only one of the mutually exclusive effects has been specified. - if ((effect & DND.FEEDBACK_SELECT) != 0) { - effect = effect & ~DND.FEEDBACK_INSERT_AFTER & ~DND.FEEDBACK_INSERT_BEFORE; - } - if ((effect & DND.FEEDBACK_INSERT_BEFORE) != 0) { - effect = effect & ~DND.FEEDBACK_INSERT_AFTER; - } - return effect; - } - -} |