GraphicsWriterDebugger.java 文件源码

/** Install a debugging hotkey.  When that key is pressed: a new
 * <code>GraphicsWriterDebugger</code> frame will appear that paints
 * the argument.
 * 
 * @param component a component to debug.  The <code>paint()</code> method
 * of this argument will be used.
 * @param keyCode a <code>KeyEven.VK_X</code> key code.  When this key is
 * pressed, the <code>GraphicsWriterDebugger</code> frame will be created.
 */
public static void installDebugHotkey(final Component component,final int keyCode) {
    Toolkit.getDefaultToolkit().addAWTEventListener(new AWTEventListener() {

        public void eventDispatched(AWTEvent event) {
            KeyEvent e = (KeyEvent)event;
            if(e.getKeyCode()==keyCode && e.getID()==KeyEvent.KEY_PRESSED) {
                GraphicsWriter writer = new GraphicsWriter(true);
                component.paint(writer);
                GraphicsWriterDebugger d = new GraphicsWriterDebugger(writer);
                d.pack();
                d.setVisible(true);
            }
        }

    }, AWTEvent.KEY_EVENT_MASK);
}