/**
* OrbisGIS is a java GIS application dedicated to research in GIScience.
* OrbisGIS is developed by the GIS group of the DECIDE team of the
* Lab-STICC CNRS laboratory, see <http://www.lab-sticc.fr/>.
*
* The GIS group of the DECIDE team is located at :
*
* Laboratoire Lab-STICC – CNRS UMR 6285
* Equipe DECIDE
* UNIVERSITÉ DE BRETAGNE-SUD
* Institut Universitaire de Technologie de Vannes
* 8, Rue Montaigne - BP 561 56017 Vannes Cedex
*
* OrbisGIS is distributed under GPL 3 license.
*
* Copyright (C) 2007-2014 CNRS (IRSTV FR CNRS 2488)
* Copyright (C) 2015-2017 CNRS (Lab-STICC UMR CNRS 6285)
*
* This file is part of OrbisGIS.
*
* OrbisGIS 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.
*
* OrbisGIS 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
* OrbisGIS. If not, see <http://www.gnu.org/licenses/>.
*
* For more information, please consult: <http://www.orbisgis.org/>
* or contact directly:
* info_at_ orbisgis.org
*/
package org.orbisgis.sif.components.fstree;
import java.awt.event.ActionListener;
import java.beans.EventHandler;
import javax.swing.ImageIcon;
import javax.swing.Timer;
import org.orbisgis.sif.icons.SifIcon;
import org.xnap.commons.i18n.I18n;
import org.xnap.commons.i18n.I18nFactory;
/**
* This node represent the download operation in progress.
* The user is able to cancel this process from this node
* @author Nicolas Fortin
*/
public class TreeNodeBusy extends AbstractTreeNodeLeaf implements TreeNodeCustomIcon {
private static final int FRAME_DURATION = 100;
private static final String[] frames = new String[]{"progress_1",
"progress_2","progress_3","progress_4"};
private Timer animationTimer;
private int curFrame = 0;
private boolean doAnimation = false;
private static final I18n I18N = I18nFactory.getI18n(TreeNodeBusy.class);
public TreeNodeBusy() {
setEditable(false);
setLabel(I18N.tr("Downloading.."));
}
@Override
public void setUserObject(Object o) {
// Read only
}
/**
* Called by the time when the frame is finished
*/
public void onAnimationTimerEvent() {
if (curFrame + 1 < frames.length) {
curFrame++;
} else {
curFrame = 0;
}
model.nodeChanged(this);
if(doAnimation) {
animationTimer.start();
} else {
if(parent.getIndex(this)!=-1) {
model.removeNodeFromParent(this);
}
}
}
/**
* Update the animation state of this node
* @param doAnimation
*/
public void setDoAnimation(boolean doAnimation) {
if(doAnimation) {
if(animationTimer==null) {
// Create the timer
animationTimer =
new Timer(FRAME_DURATION,
EventHandler.create(ActionListener.class,
this,"onAnimationTimerEvent"));
animationTimer.setRepeats(false);
}
// Run the timer
animationTimer.start();
}
this.doAnimation = doAnimation;
}
@Override
public ImageIcon getLeafIcon() {
return SifIcon.getIcon(frames[curFrame]);
}
@Override
public ImageIcon getClosedIcon() {
throw new UnsupportedOperationException("Not supported.");
}
@Override
public ImageIcon getOpenIcon() {
throw new UnsupportedOperationException("Not supported.");
}
}