Java JDialog configureCancelForDialog(final JDialog dialog, JButton cancelButton)

Description

This method configures a standard Cancel action, bound to the ESC key, to dispose of the dialog, and sets the buttons action to be this action, and adds the action to the dialog's rootPane action map

License

Apache License

Parameter

Parameter	Description
dialog	a parameter
cancelButton	a parameter

Declaration

public static void configureCancelForDialog(final JDialog dialog, JButton cancelButton)

Method Source Code

//package com.java2s;
/*/*w  w w.j  a  va  2  s  .c o m*/
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 * 
 *      http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

import java.awt.event.ActionEvent;
import java.awt.event.KeyEvent;

import javax.swing.AbstractAction;
import javax.swing.Action;
import javax.swing.InputMap;
import javax.swing.JButton;
import javax.swing.JComponent;
import javax.swing.JDialog;

import javax.swing.KeyStroke;

public class Main {
    /**
     * This method configures a standard Cancel action, bound to the ESC key, to dispose of the dialog,
     * and sets the buttons action to be this action, and adds the action to the dialog's rootPane 
     * action map
     * @param dialog
     * @param cancelButton
     */
    public static void configureCancelForDialog(final JDialog dialog, JButton cancelButton) {
        String CANCEL_ACTION_KEY = "CANCEL_ACTION_KEY";
        int noModifiers = 0;
        KeyStroke escapeKey = KeyStroke.getKeyStroke(KeyEvent.VK_ESCAPE, noModifiers, false);
        InputMap inputMap = dialog.getRootPane().getInputMap(JComponent.WHEN_ANCESTOR_OF_FOCUSED_COMPONENT);
        inputMap.put(escapeKey, CANCEL_ACTION_KEY);

        Action closeAction = new AbstractAction("Cancel") {

            public void actionPerformed(ActionEvent arg0) {
                dialog.dispose();
            }
        };
        cancelButton.setAction(closeAction);
        dialog.getRootPane().getActionMap().put(CANCEL_ACTION_KEY, closeAction);

    }
}