/*
* Freeplane - mind map editor
* Copyright (C) 2008 Joerg Mueller, Daniel Polansky, Christian Foltin, Dimitry Polivaev
*
* This file is modified by Dimitry Polivaev in 2008.
*
* 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 2 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, see <http://www.gnu.org/licenses/>.
*/
package org.freeplane.features.map.mindmapmode;
import java.awt.event.ActionEvent;
import java.util.List;
import org.freeplane.core.ui.AFreeplaneAction;
import org.freeplane.core.ui.components.UITools;
import org.freeplane.core.util.TextUtils;
import org.freeplane.features.map.IMapSelection;
import org.freeplane.features.map.NodeModel;
import org.freeplane.features.map.SummaryNode;
import org.freeplane.features.mode.Controller;
import org.freeplane.features.mode.ModeController;
class NewSummaryAction extends AFreeplaneAction {
/**
*
*/
private static final long serialVersionUID = 1L;
private int start;
private int end;
private int summaryLevel;
public NewSummaryAction() {
super("NewSummaryAction");
}
public void actionPerformed(final ActionEvent e) {
if(! check()){
UITools.errorMessage(TextUtils.getText("summary_not_possible"));
return;
}
final MMapController mapController = (MMapController) Controller.getCurrentModeController().getMapController();
mapController.addNewSummaryNodeStartEditing(summaryLevel, start, end);
}
private boolean check() {
start = -1;
end = -1;
summaryLevel = -1;
final ModeController modeController = Controller.getCurrentModeController();
final IMapSelection selection = modeController.getController().getSelection();
final List<NodeModel> sortedSelection = selection.getSortedSelection(false);
final NodeModel firstNode = sortedSelection.get(0);
final NodeModel parentNode = firstNode.getParentNode();
// root node selected
if(parentNode == null)
return false;
final NodeModel lastNode = sortedSelection.get(sortedSelection.size()-1);
// different parents
if(! parentNode.equals(lastNode.getParentNode())){
return false;
}
final boolean isLeft = firstNode.isLeft();
// different sides
if(isLeft!=lastNode.isLeft()){
return false;
}
start = parentNode.getIndex(firstNode);
end = parentNode.getIndex(lastNode);
// last node is a group node
if(firstNode != lastNode && SummaryNode.isFirstGroupNode(lastNode))
return false;
summaryLevel = SummaryNode.getSummaryLevel(firstNode);
// selected nodes have different summary levels
if (summaryLevel != SummaryNode.getSummaryLevel(lastNode))
return false;
int level = summaryLevel;
for(int i = start+1; i < end; i++){
NodeModel node = (NodeModel) parentNode.getChildAt(i);
if(isLeft != node.isLeft())
continue;
if(SummaryNode.isSummaryNode(node))
level++;
else
level = 0;
// There is a higher summary node between the selected nodes
if(level > summaryLevel)
return false;
}
return true;
}
}