/*
* Copyright 2010-2015 Institut Pasteur.
*
* This file is part of Icy.
*
* Icy 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.
*
* Icy 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 Icy. If not, see <http://www.gnu.org/licenses/>.
*/
package icy.gui.frame.progress;
import icy.system.thread.ThreadUtil;
import java.awt.BorderLayout;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import javax.swing.JButton;
/**
* @author stephane
*/
public class CancelableProgressFrame extends ProgressFrame implements ActionListener
{
// GUI
JButton cancelBtn;
private boolean cancelRequested;
/**
* @param message
*/
public CancelableProgressFrame(String message)
{
super(message);
cancelRequested = false;
ThreadUtil.invokeLater(new Runnable()
{
@Override
public void run()
{
cancelBtn = new JButton("Cancel");
cancelBtn.setFocusPainted(false);
cancelBtn.addActionListener(CancelableProgressFrame.this);
mainPanel.add(cancelBtn, BorderLayout.EAST);
pack();
}
});
}
@Override
public void onClosed()
{
super.onClosed();
// so we force cancel operation on application exit
cancelRequested = true;
}
/**
* Request cancel and close the frame
*/
public void cancel()
{
cancelRequested = true;
close();
}
/**
* @return the cancelRequested
*/
public boolean isCancelRequested()
{
return cancelRequested;
}
public void setCancelEnabled(boolean enabled)
{
if (cancelBtn != null)
cancelBtn.setEnabled(enabled);
}
@Override
public void actionPerformed(ActionEvent e)
{
// notify cancel requested
cancelRequested = true;
// close frame
close();
}
@Override
public boolean notifyProgress(double position, double length)
{
// cancel requested ?
if (isCancelRequested())
return false;
return super.notifyProgress(position, length);
}
}