|
import java.awt.BorderLayout;
import java.beans.PropertyChangeEvent;
import java.beans.PropertyChangeListener;
import javax.swing.JDesktopPane;
import javax.swing.JFrame;
import javax.swing.JInternalFrame;
import javax.swing.JLabel;
class InternalFramePropertyChangeHandler implements PropertyChangeListener {
public void propertyChange(PropertyChangeEvent propertyChangeEvent) {
String propertyName = propertyChangeEvent.getPropertyName();
System.out.println(propertyName);
if (propertyName.equals(JInternalFrame.IS_ICON_PROPERTY)) {
System.out.println("Icon property changed. React.");
}
}
}
public class InternalFramePropertyChangeHandlerSample {
public static void main(final String[] args) {
JFrame frame = new JFrame();
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
JDesktopPane desktop = new JDesktopPane();
JInternalFrame internalFrame = new JInternalFrame("Can Do All", true, true, true, true);
InternalFramePropertyChangeHandler ins = new InternalFramePropertyChangeHandler();
// Add listener for iconification events
internalFrame.addPropertyChangeListener(ins);
desktop.add(internalFrame);
internalFrame.setBounds(25, 25, 200, 100);
JLabel label = new JLabel(internalFrame.getTitle(), JLabel.CENTER);
internalFrame.add(label, BorderLayout.CENTER);
internalFrame.setVisible(true);
frame.add(desktop, BorderLayout.CENTER);
frame.setSize(500, 300);
frame.setVisible(true);
}
}
|
