/*
GanttProject is an opensource project management tool.
Copyright (C) 2002-2011 Dmitry Barashev, 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.task;
import net.sourceforge.ganttproject.action.GPAction;
import net.sourceforge.ganttproject.gui.UIFacade;
import net.sourceforge.ganttproject.gui.UIUtil;
import net.sourceforge.ganttproject.task.Task;
import net.sourceforge.ganttproject.task.TaskManager;
import net.sourceforge.ganttproject.task.TaskSelectionManager;
import java.beans.PropertyChangeEvent;
import java.beans.PropertyChangeListener;
import java.util.List;
public class TaskUnlinkAction extends TaskActionBase {
public TaskUnlinkAction(TaskManager taskManager, TaskSelectionManager selectionManager, UIFacade uiFacade) {
super("task.unlink", taskManager, selectionManager, uiFacade, null);
}
@Override
protected String getIconFilePrefix() {
return "unlink_";
}
@Override
protected boolean isEnabled(List<Task> selection) {
for (Task task : selection) {
if (task.getDependencies().hasLinks(selection)) {
return true;
}
}
return false;
}
@Override
protected void run(List<Task> selection) throws Exception {
for (Task task : selection) {
task.getDependencies().clear(selection);
}
// Update (un)link buttons
getSelectionManager().fireSelectionChanged();
}
@Override
public GPAction asToolbarAction() {
final TaskUnlinkAction result = new TaskUnlinkAction(getTaskManager(), getSelectionManager(), getUIFacade());
result.setFontAwesomeLabel(UIUtil.getFontawesomeLabel(result));
this.addPropertyChangeListener(new PropertyChangeListener() {
@Override
public void propertyChange(PropertyChangeEvent evt) {
if ("enabled".equals(evt.getPropertyName())) {
result.setEnabled((Boolean)evt.getNewValue());
}
}
});
result.setEnabled(this.isEnabled());
return result;
}
}