/*
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 com.google.common.base.Predicate;
import net.sourceforge.ganttproject.GanttTree2;
import net.sourceforge.ganttproject.gui.UIFacade;
import net.sourceforge.ganttproject.gui.UIUtil;
import net.sourceforge.ganttproject.task.Task;
import net.sourceforge.ganttproject.task.TaskContainmentHierarchyFacade;
import net.sourceforge.ganttproject.task.TaskManager;
import net.sourceforge.ganttproject.task.TaskSelectionManager;
import java.beans.PropertyChangeEvent;
import java.beans.PropertyChangeListener;
import java.util.List;
/**
* Unindent several nodes that are selected
*/
public class TaskUnindentAction extends TaskActionBase {
public TaskUnindentAction(TaskManager taskManager, TaskSelectionManager selectionManager, UIFacade uiFacade,
GanttTree2 tree) {
super("task.unindent", taskManager, selectionManager, uiFacade, tree);
}
@Override
protected String getIconFilePrefix() {
return "unindent_";
}
@Override
protected boolean isEnabled(List<Task> selection) {
return new TaskMoveEnabledPredicate(getTaskManager(), new OutdentTargetFunctionFactory(getTaskManager())).apply(selection);
}
@Override
protected void run(List<Task> selection) throws Exception {
final TaskContainmentHierarchyFacade taskHierarchy = getTaskManager().getTaskHierarchy();
for (int i = selection.size() - 1; i >= 0; i--) {
// Place task at ancestor children right after parent
Task task = selection.get(i);
Task parent = taskHierarchy.getContainer(task);
final Task ancestor = taskHierarchy.getContainer(parent);
final int index = taskHierarchy.getTaskIndex(parent) + 1;
getTreeFacade().applyPreservingExpansionState(task, new Predicate<Task>() {
@Override
public boolean apply(Task t) {
taskHierarchy.move(t, ancestor, index);
return false;
}
});
}
}
public TaskUnindentAction asToolbarAction() {
final TaskUnindentAction result = new TaskUnindentAction(getTaskManager(), getSelectionManager(), getUIFacade(), getTree());
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;
}
}