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/*******************************************************************************
* Copyright (c) 2015 Jeff Martin.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the GNU Lesser General Public
* License v3.0 which accompanies this distribution, and is available at
* http://www.gnu.org/licenses/lgpl.html
* <p>
* Contributors:
* Jeff Martin - initial API and implementation
******************************************************************************/
package cuchaz.enigma.gui.dialog;
import cuchaz.enigma.Enigma;
import cuchaz.enigma.ProgressListener;
import cuchaz.enigma.gui.util.GuiUtil;
import cuchaz.enigma.utils.I18n;
import cuchaz.enigma.gui.util.ScaleUtil;
import javax.swing.*;
import java.awt.*;
import java.util.concurrent.CompletableFuture;
public class ProgressDialog implements ProgressListener, AutoCloseable {
private JFrame frame;
private JLabel labelTitle;
private JLabel labelText;
private JProgressBar progress;
public ProgressDialog(JFrame parent) {
// init frame
this.frame = new JFrame(String.format(I18n.translate("progress.operation"), Enigma.NAME));
final Container pane = this.frame.getContentPane();
FlowLayout layout = new FlowLayout();
layout.setAlignment(FlowLayout.LEFT);
pane.setLayout(layout);
this.labelTitle = new JLabel();
pane.add(this.labelTitle);
// set up the progress bar
JPanel panel = new JPanel();
pane.add(panel);
panel.setLayout(new BorderLayout());
this.labelText = GuiUtil.unboldLabel(new JLabel());
this.progress = new JProgressBar();
this.labelText.setBorder(BorderFactory.createEmptyBorder(0, 0, 10, 0));
panel.add(this.labelText, BorderLayout.NORTH);
panel.add(this.progress, BorderLayout.CENTER);
panel.setPreferredSize(ScaleUtil.getDimension(360, 50));
// show the frame
pane.doLayout();
this.frame.setSize(ScaleUtil.getDimension(400, 120));
this.frame.setResizable(false);
this.frame.setLocationRelativeTo(parent);
this.frame.setVisible(true);
this.frame.setDefaultCloseOperation(WindowConstants.DO_NOTHING_ON_CLOSE);
}
public static CompletableFuture<Void> runOffThread(final JFrame parent, final ProgressRunnable runnable) {
CompletableFuture<Void> future = new CompletableFuture<>();
new Thread(() ->
{
try (ProgressDialog progress = new ProgressDialog(parent)) {
runnable.run(progress);
future.complete(null);
} catch (Exception ex) {
future.completeExceptionally(ex);
throw new Error(ex);
}
}).start();
return future;
}
@Override
public void close() {
this.frame.dispose();
}
@Override
public void init(int totalWork, String title) {
this.labelTitle.setText(title);
this.progress.setMinimum(0);
this.progress.setMaximum(totalWork);
this.progress.setValue(0);
}
@Override
public void step(int numDone, String message) {
this.labelText.setText(message);
if (numDone != -1) {
this.progress.setValue(numDone);
this.progress.setIndeterminate(false);
} else {
this.progress.setIndeterminate(true);
}
// update the frame
this.frame.validate();
this.frame.repaint();
}
public interface ProgressRunnable {
void run(ProgressListener listener) throws Exception;
}
}
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