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/*******************************************************************************
* Copyright (c) 2000, 2016 IBM Corporation and others.
*
* This program and the accompanying materials
* are made available under the terms of the Eclipse Public License 2.0
* which accompanies this distribution, and is available at
* https://www.eclipse.org/legal/epl-2.0/
*
* SPDX-License-Identifier: EPL-2.0
*
* Contributors:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package org.eclipse.swt.snippets;
/*
* Display snippet: map from control-relative to display-relative coordinates
*
* For a list of all SWT example snippets see
* http://www.eclipse.org/swt/snippets/
*/
import org.eclipse.swt.*;
import org.eclipse.swt.graphics.*;
import org.eclipse.swt.widgets.*;
public class Snippet276 {
public static void main (String[] args) {
final Display display = new Display ();
Shell shell = new Shell (display);
shell.setText("Snippet 276");
shell.setBounds (200, 200, 400, 400);
Label label = new Label (shell, SWT.NONE);
label.setText ("click in shell to print display-relative coordinate");
Listener listener = event -> {
Point point = new Point (event.x, event.y);
System.out.println (display.map ((Control)event.widget, null, point));
};
shell.addListener (SWT.MouseDown, listener);
label.addListener (SWT.MouseDown, listener);
Rectangle clientArea = shell.getClientArea();
label.setLocation(clientArea.x, clientArea.y);
label.pack ();
shell.open ();
while (!shell.isDisposed ()){
if (!display.readAndDispatch ()) display.sleep ();
}
display.dispose ();
}
}
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