Witam, mam problem, napisałem program który miał zmieniać kolor tła gdy się naziście przycisk lub skrót klawiszowy, lecz nic nie działa i nie mam pomysłu. Tu jest kod:
import java.awt.*;
import java.awt.event.ActionEvent;
import javax.swing.*;
public class Frame extends JFrame {
public Frame()
{
this.setSize(800,600);
this.setTitle("Akcja");
buttonPanel = new JPanel();
Action yellowAction = new ColorAction("Zolty", new ImageIcon("yellow-ball.gif"), Color.YELLOW);
Action blueAction = new ColorAction("Niebieski", new ImageIcon("blue-ball.gif"),Color.BLUE);
Action redAction = new ColorAction("Czerwony", new ImageIcon("red-ball.gif"), Color.RED);
buttonPanel.add(new JButton(yellowAction));
buttonPanel.add(new JButton(blueAction));
buttonPanel.add(new JButton(redAction));
add(buttonPanel);
InputMap imap = buttonPanel.getInputMap(JComponent.WHEN_ANCESTOR_OF_FOCUSED_COMPONENT);
imap.put(KeyStroke.getKeyStroke("ctrl Z"), "panel.yellow");
imap.put(KeyStroke.getKeyStroke("ctrl X"), "panel.blue");
imap.put(KeyStroke.getKeyStroke("ctrl C"), "panel.red");
ActionMap amap = buttonPanel.getActionMap();
amap.put("panel.yellow", yellowAction);
amap.put("panel.blue", blueAction);
amap.put("panel.red", redAction);
}
public class ColorAction extends AbstractAction {
public ColorAction(String name, Icon icon, Color c)
{
putValue(Action.NAME, name);
putValue(Action.SMALL_ICON, icon);
putValue(Action.SHORT_DESCRIPTION, "Ustaw kolor panelu na: "+name.toLowerCase());
putValue("Color", c);
}
public void actionPerformed(ActionEvent event) {
Color c = (Color) getValue("color");
buttonPanel.setBackground(c);
}
}
private JPanel buttonPanel;
}
Z góry dzięki :)