Example usage for javax.swing JFrame getWindowListeners

Introduction

In this page you can find the example usage for javax.swing JFrame getWindowListeners.

Prototype

public synchronized WindowListener[] getWindowListeners() 

Source Link

Document

Returns an array of all the window listeners registered on this window.

Usage

From source file:Main.java

/**
 * Attaches a key event listener to given component, disposing of the given window
 * upon pressing escape within the context.
 * /*from   w  w  w.  j a  v a 2s .com*/
 * @param context
 * @param button
 */
public static void simulateExitOnEscape(Component context, JFrame window) {
    context.addKeyListener(new KeyAdapter() {
        @Override
        public void keyPressed(KeyEvent e) {
            if (e.getKeyCode() == KeyEvent.VK_ESCAPE) {
                for (WindowListener wl : window.getWindowListeners()) {
                    wl.windowClosing(new WindowEvent(window, WindowEvent.WINDOW_CLOSING));
                }

                if (window != null)
                    window.dispose();
            }
        }
    });
}

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