| /******************************************************************************* |
| * Copyright (c) 2000, 2009 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.tests.navigator.dndtest; |
| |
| /* |
| * Drag and Drop example snippet: drag text between two labels |
| * |
| * For a list of all SWT example snippets see |
| * http://www.eclipse.org/swt/snippets/ |
| */ |
| |
| |
| import org.eclipse.swt.*; |
| import org.eclipse.swt.dnd.*; |
| import org.eclipse.swt.graphics.*; |
| import org.eclipse.swt.layout.*; |
| import org.eclipse.swt.widgets.*; |
| |
| public class PR263695 { |
| |
| public static void main(String[] args) { |
| final Display display = new Display(); |
| |
| Listener listener = new Listener() { |
| public void handleEvent(Event event) { |
| switch (event.type) { |
| case SWT.MouseDown: |
| System.out.println("down"); |
| break; |
| case SWT.MouseUp: |
| System.out.println("up"); |
| break; |
| case SWT.MouseMove: |
| System.out.println("move"); |
| break; |
| } |
| } |
| }; |
| display.addFilter(SWT.MouseMove, listener); |
| display.addFilter(SWT.MouseDown, listener); |
| display.addFilter(SWT.MouseUp, listener); |
| |
| final Shell shell = new Shell(display); |
| shell.setLayout(new FillLayout()); |
| final Label label1 = new Label(shell, SWT.BORDER); |
| label1.setText("TEXT"); |
| final Label label2 = new Label(shell, SWT.BORDER); |
| setDragDrop(label1); |
| setDragDrop(label2); |
| shell.setSize(200, 200); |
| shell.open(); |
| |
| Rectangle bounds = label1.getBounds(); |
| bounds = display.map(label1.getParent(), null, bounds); |
| final int downX = bounds.x + (bounds.width / 2); |
| final int downY = bounds.y + (bounds.height / 2); |
| |
| bounds = label2.getBounds(); |
| bounds = display.map(label2.getParent(), null, bounds); |
| final int upX = bounds.x + (bounds.width / 2); |
| final int upY = bounds.y + (bounds.height / 2); |
| |
| display.setCursorLocation(downX, downY); |
| |
| Thread t = new Thread(new Runnable(){ |
| public void run() { |
| try { Thread.sleep(2000); } catch |
| (InterruptedException e) {} |
| int sleep = 50; |
| Event event = new Event(); |
| event.type = SWT.MouseDown; |
| event.button = 1; |
| display.post(event); |
| |
| try { Thread.sleep(sleep); } catch |
| (InterruptedException e) {} |
| event = new Event(); |
| event.type = SWT.MouseMove; |
| event.x = downX; |
| event.y = downY+20; |
| display.post(event); |
| |
| try { Thread.sleep(sleep); } catch |
| (InterruptedException e) {} |
| System.out.println("move to target"); |
| event = new Event(); |
| event.type = SWT.MouseMove; |
| event.x = upX; |
| event.y = upY; |
| display.post(event); |
| |
| try { Thread.sleep(sleep); } catch |
| (InterruptedException e) {} |
| System.out.println("move inside target"); |
| event = new Event(); |
| event.type = SWT.MouseMove; |
| event.x = upX; |
| event.y = upY + 20; |
| display.post(event); |
| |
| try { Thread.sleep(sleep); } catch |
| (InterruptedException e) {} |
| System.out.println("release"); |
| event = new Event(); |
| event.type = SWT.MouseUp; |
| event.button = 1; |
| display.post(event); |
| } |
| }); |
| t.start(); |
| |
| |
| |
| |
| |
| while (!shell.isDisposed()) { |
| if (!display.readAndDispatch()) |
| display.sleep(); |
| } |
| display.dispose(); |
| } |
| |
| public static void setDragDrop(final Label label) { |
| |
| Transfer[] types = new Transfer[] { TextTransfer.getInstance() |
| }; |
| int operations = DND.DROP_MOVE | DND.DROP_COPY | DND.DROP_LINK; |
| |
| final DragSource source = new DragSource(label, operations); |
| source.setTransfer(types); |
| source.addDragListener(new DragSourceListener() { |
| public void dragStart(DragSourceEvent event) { |
| event.doit = (label.getText().length() != 0); |
| System.out.println("dragStart: " + event); |
| } |
| |
| public void dragSetData(DragSourceEvent event) { |
| event.data = label.getText(); |
| } |
| |
| public void dragFinished(DragSourceEvent event) { |
| if (event.detail == DND.DROP_MOVE) |
| label.setText(""); |
| } |
| }); |
| |
| DropTarget target = new DropTarget(label, operations); |
| target.setTransfer(types); |
| target.addDropListener(new DropTargetAdapter() { |
| public void drop(DropTargetEvent event) { |
| System.out.println("got event"); |
| if (event.data == null) { |
| event.detail = DND.DROP_NONE; |
| return; |
| } |
| label.setText((String) event.data); |
| } |
| }); |
| } |
| } |
| |