Prevent escape from closing a dialog : Dialog « SWT « Java Tutorial






/*******************************************************************************
 * Copyright (c) 2000, 2004 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.swt.snippets;
/*
 * Shell example snippet: prevent escape from closing a dialog
 *
 * For a list of all SWT example snippets see
 * http://www.eclipse.org/swt/snippets/
 */
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.SelectionAdapter;
import org.eclipse.swt.events.SelectionEvent;
import org.eclipse.swt.widgets.Button;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.Event;
import org.eclipse.swt.widgets.Listener;
import org.eclipse.swt.widgets.Shell;

public class ShellEscapeCloseDialog {

  public static void main(String[] args) {
    Display display = new Display();
    final Shell shell = new Shell(display);
    Button b = new Button(shell, SWT.PUSH);
    b.setText("Open Dialog ...");
    b.pack();
    b.setLocation(10, 10);
    b.addSelectionListener(new SelectionAdapter() {
      public void widgetSelected(SelectionEvent se) {
        Shell dialog = new Shell(shell, SWT.DIALOG_TRIM);
        dialog.addListener(SWT.Traverse, new Listener() {
          public void handleEvent(Event e) {
            if (e.detail == SWT.TRAVERSE_ESCAPE) {
              e.doit = false;
            }
          }
        });
        dialog.open();
      }
    });
    shell.open();
    while (!shell.isDisposed()) {
      if (!display.readAndDispatch())
        display.sleep();
    }
    display.dispose();
  }

}








17.109.Dialog
17.109.1.Using the Dialogs
17.109.2.Create a dialog shellCreate a dialog shell
17.109.3.Create a dialog shell and position itCreate a dialog shell and position it
17.109.4.Create a dialog shell (prompt for a value)Create a dialog shell (prompt for a value)
17.109.5.Creating Your Own Dialogs
17.109.6.Create your own dialog classes which allows users to input a StringCreate your own dialog classes which allows users to input a String
17.109.7.Prevent escape from closing a dialog
17.109.8.Display an Empty DialogDisplay an Empty Dialog