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package sun.lwawt;

import java.awt.Button;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.peer.ButtonPeer;

import javax.swing.JButton;

Lightweight implementation of ButtonPeer. Delegates most of the work to the JButton.
/** * Lightweight implementation of {@link ButtonPeer}. Delegates most of the work * to the {@link JButton}. */
final class LWButtonPeer extends LWComponentPeer<Button, JButton> implements ButtonPeer, ActionListener { LWButtonPeer(final Button target, final PlatformComponent platformComponent) { super(target, platformComponent); } @Override JButton createDelegate() { return new JButtonDelegate(); } @Override void initializeImpl() { super.initializeImpl(); setLabel(getTarget().getLabel()); synchronized (getDelegateLock()) { getDelegate().addActionListener(this); } } @Override public void actionPerformed(final ActionEvent e) { postEvent(new ActionEvent(getTarget(), ActionEvent.ACTION_PERFORMED, getTarget().getActionCommand(), e.getWhen(), e.getModifiers())); } @Override public void setLabel(final String label) { synchronized (getDelegateLock()) { getDelegate().setText(label); } } @Override public boolean isFocusable() { return true; } @SuppressWarnings("serial")// Safe: outer class is non-serializable. private final class JButtonDelegate extends JButton { @Override public boolean hasFocus() { return getTarget().hasFocus(); } } }