/*******************************************************************************
* GenPlay, Einstein Genome Analyzer
* Copyright (C) 2009, 2014 Albert Einstein College of Medicine
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
* Authors: Julien Lajugie <julien.lajugie@einstein.yu.edu>
* Nicolas Fourel <nicolas.fourel@einstein.yu.edu>
* Eric Bouhassira <eric.bouhassira@einstein.yu.edu>
*
* Website: <http://genplay.einstein.yu.edu>
******************************************************************************/
package edu.yu.einstein.genplay.gui.statusBar;
import java.awt.Dimension;
import java.awt.Insets;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import javax.swing.ImageIcon;
import javax.swing.JButton;
import edu.yu.einstein.genplay.util.Images;
/**
* Stop button of the status bar. The button stops the current operation in the thread pool when clicked
* @author Julien Lajugie
* @version 0.1
*/
final class StopButton extends JButton implements ActionListener {
private static final long serialVersionUID = 8260242568878040712L; // generated ID
private Stoppable stoppable = null; // stoppable to stop when the button is clicked
/**
* Creates an instance of a {@link StopButton}
*/
StopButton() {
super();
setIcon(new ImageIcon(Images.getStopImage()));
setRolloverIcon(new ImageIcon(Images.getStopRolledOverImage()));
setDisabledIcon(new ImageIcon(Images.getStopDisabledImage()));
setBorderPainted(false);
setFocusPainted(false);
setMargin(new Insets(0, 0, 0, 0));
setContentAreaFilled(false);
setPreferredSize(new Dimension(16, 16));
setEnabled(false);
addActionListener(this);
}
/**
* Stops the stoppable when the button is clicked if the stoppable is not null.
*/
@Override
public void actionPerformed(ActionEvent e) {
if (stoppable != null) {
stoppable.stop();
}
}
/**
* Sets the stoppable to stop when the button is clicked.
* Disables the button if the stoppable is null
* @param stoppable a {@link Stoppable}
*/
void setStoppable(Stoppable stoppable) {
this.stoppable = stoppable;
setEnabled(stoppable != null);
}
}