Java JFrame installEscapeCloseOperation(final JFrame dialog)

Description

install Escape Close Operation

License

Open Source License

Declaration

public static void installEscapeCloseOperation(final JFrame dialog) 

Method Source Code

//package com.java2s;
//License from project: Open Source License 

import java.awt.event.ActionEvent;
import java.awt.event.KeyEvent;
import java.awt.event.WindowEvent;
import javax.swing.AbstractAction;
import javax.swing.Action;
import javax.swing.JComponent;
import javax.swing.JDialog;
import javax.swing.JFrame;
import javax.swing.JRootPane;

import javax.swing.KeyStroke;

public class Main {
    private static final KeyStroke ESCAPE_KEY_STROKE = KeyStroke.getKeyStroke(KeyEvent.VK_ESCAPE, 0);
    private static final String ESCAPE_KEY = "WorldGrower:WINDOW_CLOSING";

    public static void installEscapeCloseOperation(final JDialog dialog) {
        Action dispatchClosing = new AbstractAction() {
            public void actionPerformed(ActionEvent event) {
                dialog.dispatchEvent(new WindowEvent(dialog, WindowEvent.WINDOW_CLOSING));
            }/*from  ww  w .ja va2s  . c o  m*/
        };
        JRootPane root = dialog.getRootPane();
        root.getInputMap(JComponent.WHEN_IN_FOCUSED_WINDOW).put(ESCAPE_KEY_STROKE, ESCAPE_KEY);
        root.getActionMap().put(ESCAPE_KEY, dispatchClosing);
    }

    public static void installEscapeCloseOperation(final JFrame dialog) {
        Action dispatchClosing = new AbstractAction() {
            public void actionPerformed(ActionEvent event) {
                dialog.dispatchEvent(new WindowEvent(dialog, WindowEvent.WINDOW_CLOSING));
            }
        };
        JRootPane root = dialog.getRootPane();
        root.getInputMap(JComponent.WHEN_IN_FOCUSED_WINDOW).put(ESCAPE_KEY_STROKE, ESCAPE_KEY);
        root.getActionMap().put(ESCAPE_KEY, dispatchClosing);
    }
}

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