/*
 * SaveResponseButton.java
 *
 * Created on 2.2.2009
 *
 */


package netukar.tinybrowser.ui.toolbar;

import java.util.Observable;
import java.util.Observer;
import javax.swing.JButton;
import netukar.tinybrowser.actions.ActionManager;
import netukar.tinybrowser.actions.Actions;
import netukar.tinybrowser.ui.action.SaveResponseActionListener;
import netukar.tinybrowser.ui.resources.ResourceLoader;
import netukar.tinybrowser.ui.resources.Resources;

/**
 * Tool bar button for saving current response. This button is active only, when
 * the response is available.
 *
 * @author  Radovan Netuka
 * @version 1.0
 */
public class SaveResponseButton extends JButton implements Observer {

    /**
     * Creates a new instance of SaveResponseButton.
     */
    public SaveResponseButton() {
        super(ResourceLoader.loadIcon(Resources.FILE_SAVE_AS));
        setToolTipText(Actions.SAVE_RESULT_AS);
        addActionListener(new SaveResponseActionListener());
        ActionManager.getInstance().addObserver(this);
        update(ActionManager.getInstance(), null);
    }
    

    /**
     * {@inheritDoc}
     */
    public void update(Observable o, Object arg) {
        setEnabled(ActionManager.getInstance().isSaveAsAvailable());
    }

}