/*
Copyright 2008-2010 Gephi
Authors : Mathieu Bastian <mathieu.bastian@gephi.org>
Website : http://www.gephi.org
This file is part of Gephi.
Gephi is free software: you can redistribute it and/or modify
it under the terms of the GNU Affero General Public License as
published by the Free Software Foundation, either version 3 of the
License, or (at your option) any later version.
Gephi 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 Affero General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with Gephi. If not, see <http://www.gnu.org/licenses/>.
*/
package org.gephi.ui.utils;
import java.awt.Dimension;
import javax.swing.JComponent;
import javax.swing.JScrollPane;
import javax.swing.SwingConstants;
import org.jdesktop.swingx.JXBusyLabel;
/**
*
* @author Mathieu Bastian
*/
public class BusyUtils {
/**
* Creates a new <code>JXBusyLabel</code> wrapper and set it at the center of <code>scrollPane</code>. When users
* calls <code>BusyLabel.setBusy(false)</code>, the label is removed from <code>scrollPanel</code> and
* <code>component</code> is set instead.
* @param scrollPane the scroll Panel where the label is to be put
* @param text the text set to the newly created label
* @param component the component to set in <code>scrollPane</code> when it is not busy anymore
* @return the newly created <code>JXBusyLabel</code> wrapper
*/
public static BusyLabel createCenteredBusyLabel(JScrollPane scrollPane, String text, JComponent component) {
return new BusyLabel(scrollPane, text, component);
}
public static class BusyLabel {
private JScrollPane scrollPane;
private JXBusyLabel busyLabel;
private JComponent component;
private BusyLabel(JScrollPane scrollpane, String text, JComponent component) {
this.scrollPane = scrollpane;
this.component = component;
busyLabel = new JXBusyLabel(new Dimension(20, 20));
busyLabel.setText(text);
busyLabel.setHorizontalAlignment(SwingConstants.CENTER);
}
public void setBusy(boolean busy) {
if (busy) {
if (scrollPane != null) {
scrollPane.setViewportView(busyLabel);
}
busyLabel.setBusy(true);
} else {
busyLabel.setBusy(false);
if (scrollPane != null) {
scrollPane.setViewportView(component);
}
}
}
public void setBusy(boolean busy, JComponent component) {
this.component = component;
setBusy(busy);
}
}
}