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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 java.awt.Container;
import java.awt.Dimension;
import java.awt.GridBagConstraints;
import java.awt.GridBagLayout;
import java.util.concurrent.CompletableFuture;
import javax.swing.JDialog;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JProgressBar;
import javax.swing.SwingUtilities;
import javax.swing.WindowConstants;
import cuchaz.enigma.Enigma;
import cuchaz.enigma.ProgressListener;
import cuchaz.enigma.gui.util.GridBagConstraintsBuilder;
import cuchaz.enigma.gui.util.GuiUtil;
import cuchaz.enigma.gui.util.ScaleUtil;
import cuchaz.enigma.utils.I18n;
public class ProgressDialog implements ProgressListener, AutoCloseable {
private final JDialog dialog;
private final JLabel labelTitle = new JLabel();
private final JLabel labelText = GuiUtil.unboldLabel(new JLabel());
private final JProgressBar progress = new JProgressBar();
public ProgressDialog(JFrame parent) {
// init frame
this.dialog = new JDialog(parent, String.format(I18n.translate("progress.operation"), Enigma.NAME));
Container pane = this.dialog.getContentPane();
pane.setLayout(new GridBagLayout());
GridBagConstraintsBuilder cb = GridBagConstraintsBuilder.create().insets(2).anchor(GridBagConstraints.WEST).fill(GridBagConstraints.BOTH).weight(1.0, 0.0);
pane.add(this.labelTitle, cb.pos(0, 0).build());
pane.add(this.labelText, cb.pos(0, 1).build());
pane.add(this.progress, cb.pos(0, 2).weight(1.0, 1.0).build());
// Set label text since otherwise the label height is 0, which makes the
// window size get set incorrectly
this.labelTitle.setText("Idle");
this.labelText.setText("Idle");
this.progress.setPreferredSize(ScaleUtil.getDimension(0, 20));
// show the frame
this.dialog.setResizable(false);
this.reposition();
this.dialog.setDefaultCloseOperation(WindowConstants.DO_NOTHING_ON_CLOSE);
}
// This tries to set the window size to the smallest it can be vertically,
// and 400 units in width.
// Gets called twice, including after the window opens to try to fix the
// window size (more specifically, the progress bar size) being smaller when
// the dialog opens for the very first time compared to afterwards. (#366)
private void reposition() {
this.dialog.pack();
Dimension size = this.dialog.getSize();
this.dialog.setMinimumSize(size);
size.width = ScaleUtil.scale(400);
this.dialog.setSize(size);
this.dialog.setLocationRelativeTo(this.dialog.getParent());
}
public static CompletableFuture<Void> runOffThread(final JFrame parent, final ProgressRunnable runnable) {
return CompletableFuture.supplyAsync(() -> {
ProgressDialog progress = new ProgressDialog(parent);
// Somehow opening the dialog, disposing it, then reopening it
// and then repositioning it fixes the size issues detailed above
// most of the time.
// Using setVisible(false) instead of dispose() does not work as
// well.
// Don't ask me why.
progress.dialog.setVisible(true);
progress.dialog.dispose();
progress.dialog.setVisible(true);
progress.reposition();
return progress;
}, SwingUtilities::invokeLater).thenAcceptAsync(progress -> {
try (progress) {
runnable.run(progress);
} catch (Throwable e) {
CrashDialog.show(e);
throw new RuntimeException(e);
}
});
}
@Override
public void close() {
SwingUtilities.invokeLater(this.dialog::dispose);
}
@Override
public void init(int totalWork, String title) {
SwingUtilities.invokeLater(() -> {
this.labelTitle.setText(title);
this.progress.setMinimum(0);
this.progress.setMaximum(totalWork);
this.progress.setValue(0);
});
}
@Override
public void step(int numDone, String message) {
SwingUtilities.invokeLater(() -> {
this.labelText.setText(message);
if (numDone != -1) {
this.progress.setValue(numDone);
this.progress.setIndeterminate(false);
} else {
this.progress.setIndeterminate(true);
}
});
}
public interface ProgressRunnable {
void run(ProgressListener listener) throws Exception;
}
}
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