/*
GanttProject is an opensource project management tool.
Copyright (C) 2005-2011 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;
import com.google.common.base.Preconditions;
import javax.swing.event.TreeModelEvent;
import javax.swing.event.TreeModelListener;
import javax.swing.tree.TreeModel;
import java.util.List;
class FacadeInvalidator extends ProjectEventListener.Stub implements TreeModelListener {
private final List<GanttProjectBase.RowHeightAligner> myRowAligners;
boolean isValid;
public FacadeInvalidator(TreeModel treeModel, List<GanttProjectBase.RowHeightAligner> rowHeightAligners) {
isValid = false;
treeModel.addTreeModelListener(this);
myRowAligners = Preconditions.checkNotNull(rowHeightAligners);
}
boolean isValid() {
return isValid;
}
void reset() {
isValid = true;
}
@Override
public void treeNodesChanged(TreeModelEvent e) {
isValid = false;
}
@Override
public void treeNodesInserted(TreeModelEvent e) {
isValid = false;
}
@Override
public void treeNodesRemoved(TreeModelEvent e) {
isValid = false;
}
@Override
public void treeStructureChanged(TreeModelEvent e) {
isValid = false;
}
@Override
public void projectClosed() {
isValid = false;
}
@Override
public void projectOpened() {
for (GanttProjectBase.RowHeightAligner aligner : myRowAligners) {
aligner.optionsChanged();
}
}
}