Dialog with Escape Key
import java.awt.BorderLayout;
import java.awt.Dialog;
import java.awt.Frame;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
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.JFrame;
import javax.swing.JPanel;
import javax.swing.JRootPane;
import javax.swing.KeyStroke;
public class FrameKey {
public static void main(String args[]) {
final JFrame frame = new JFrame("Frame Key");
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
Action actionListener = new AbstractAction() {
public void actionPerformed(ActionEvent actionEvent) {
JDialog dialog = new EscapeDialog(frame, "Hey");
JButton button = new JButton("Okay");
ActionListener innerActionListener = new ActionListener() {
public void actionPerformed(ActionEvent actionEvent) {
System.out.println("Dialog Button Selected");
}
};
button.addActionListener(innerActionListener);
dialog.getContentPane().add(button, BorderLayout.SOUTH);
dialog.setSize(200, 200);
dialog.show();
}
};
JPanel content = (JPanel) frame.getContentPane();
KeyStroke stroke = KeyStroke.getKeyStroke("M");
InputMap inputMap = content
.getInputMap(JComponent.WHEN_IN_FOCUSED_WINDOW);
inputMap.put(stroke, "OPEN");
content.getActionMap().put("OPEN", actionListener);
frame.setSize(300, 300);
frame.setVisible(true);
}
}
class EscapeDialog extends JDialog {
public EscapeDialog() {
this((Frame) null, false);
}
public EscapeDialog(Frame owner) {
this(owner, false);
}
public EscapeDialog(Frame owner, boolean modal) {
this(owner, null, modal);
}
public EscapeDialog(Frame owner, String title) {
this(owner, title, false);
}
public EscapeDialog(Frame owner, String title, boolean modal) {
super(owner, title, modal);
}
public EscapeDialog(Dialog owner) {
this(owner, false);
}
public EscapeDialog(Dialog owner, boolean modal) {
this(owner, null, modal);
}
public EscapeDialog(Dialog owner, String title) {
this(owner, title, false);
}
public EscapeDialog(Dialog owner, String title, boolean modal) {
super(owner, title, modal);
}
protected JRootPane createRootPane() {
JRootPane rootPane = new JRootPane();
KeyStroke stroke = KeyStroke.getKeyStroke("ESCAPE");
Action actionListener = new AbstractAction() {
public void actionPerformed(ActionEvent actionEvent) {
setVisible(false);
}
};
InputMap inputMap = rootPane
.getInputMap(JComponent.WHEN_IN_FOCUSED_WINDOW);
inputMap.put(stroke, "ESCAPE");
rootPane.getActionMap().put("ESCAPE", actionListener);
return rootPane;
}
}
Related examples in the same category
