package mage.client.components;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.KeyEvent;
import java.awt.event.KeyListener;
import javax.swing.JButton;
import javax.swing.JLabel;
import javax.swing.JPopupMenu;
import mage.client.dialog.PreferencesDialog;
/**
*
* @author Campbell Suter <znix@znix.xyz>
*/
public class KeyBindButton extends JButton implements ActionListener {
private final PreferencesDialog preferences;
private final String key;
private PopupItem item;
private JPopupMenu menu;
private int keyCode;
private String text;
/**
* For the IDE only, do not use!
*/
public KeyBindButton() {
this(null, null);
}
public KeyBindButton(PreferencesDialog preferences, String key) {
this.preferences = preferences;
this.key = key;
addActionListener(this);
fixText();
}
private JPopupMenu getMenu() {
menu = new JPopupMenu();
menu.add(item = new PopupItem());
return menu;
}
private void applyNewKeycode(int code) {
preferences.getKeybindButtons().stream()
.filter(b -> b != KeyBindButton.this)
.filter(b -> {
return b.keyCode == code;
})
.forEach(b -> b.setKeyCode(0));
setKeyCode(code);
menu.setVisible(false);
}
private void fixText() {
if (keyCode == 0) {
text = "<None>";
} else {
text = KeyEvent.getKeyText(keyCode);
}
repaint();
}
public void setKeyCode(int keyCode) {
this.keyCode = keyCode;
switch (keyCode) {
case KeyEvent.VK_ESCAPE:
case KeyEvent.VK_SPACE:
keyCode = 0;
}
fixText();
setSize(getPreferredSize());
}
public int getKeyCode() {
return keyCode;
}
@Override
public String getText() {
return text;
}
public String getKey() {
return key;
}
@Override
public void actionPerformed(ActionEvent e) {
getMenu().show(this, 0, 0);
item.requestFocusInWindow();
}
private class PopupItem extends JLabel implements KeyListener {
public PopupItem() {
super("Press a key");
addKeyListener(this);
setFocusable(true);
}
@Override
public void keyTyped(KeyEvent e) {
}
@Override
public void keyPressed(KeyEvent e) {
applyNewKeycode(e.getKeyCode());
}
@Override
public void keyReleased(KeyEvent e) {
}
}
}