/*
GanttProject is an opensource project management tool. License: GPL3
Copyright (C) 2011 GanttProject Team
This program 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.
This program 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 this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
package net.sourceforge.ganttproject.action;
import net.sourceforge.ganttproject.gui.UIUtil;
import javax.swing.*;
import java.awt.event.ActionEvent;
import java.beans.PropertyChangeEvent;
import java.beans.PropertyChangeListener;
/**
* Abstract class which provides a base implementation for the artefact actions.
* Depending on the visible chart, the name, description and action will change
*/
public class ArtefactAction extends GPAction implements ActionStateChangedListener {
private final ActiveActionProvider myProvider;
private final Action[] myDelegates;
public ArtefactAction(String name, IconSize iconSize, ActiveActionProvider provider, Action[] delegates) {
super(name, iconSize.asString());
myProvider = provider;
for (Action delegate : delegates) {
delegate.addPropertyChangeListener(new PropertyChangeListener() {
@Override
public void propertyChange(PropertyChangeEvent evt) {
if ("enabled".equals(evt.getPropertyName())) {
actionStateChanged();
}
}
});
}
myDelegates = delegates;
setFontAwesomeLabel(UIUtil.getFontawesomeLabel(this));
// Make action state equal to active delegate action state
actionStateChanged();
}
@Override
public GPAction withIcon(IconSize size) {
return new ArtefactAction(getID(), size, myProvider, myDelegates);
}
@Override
public void actionPerformed(ActionEvent e) {
AbstractAction activeAction = myProvider.getActiveAction();
activeAction.actionPerformed(e);
}
@Override
protected String getLocalizedName() {
if (myProvider == null) {
return super.getLocalizedName();
}
GPAction activeAction = (GPAction) myProvider.getActiveAction();
return activeAction.getLocalizedName();
};
@Override
protected String getLocalizedDescription() {
if (myProvider == null) {
return super.getLocalizedDescription();
}
GPAction activeAction = (GPAction) myProvider.getActiveAction();
return activeAction.getLocalizedDescription();
};
@Override
public void actionStateChanged() {
// State of a delegate action has been changed, so update out state as well
GPAction activeAction = (GPAction) myProvider.getActiveAction();
if (activeAction == null) {
setEnabled(false);
} else {
setEnabled(activeAction.isEnabled());
if (activeAction.getFontawesomeLabel() != null) {
putValue(Action.SMALL_ICON, null);
putValue(Action.NAME, activeAction.getFontawesomeLabel());
} else {
putValue(Action.SMALL_ICON, activeAction.getValue(Action.SMALL_ICON));
putValue(Action.NAME, getLocalizedName());
}
updateTooltip();
}
}
}