/**
* <a href="http://www.openolat.org">
* OpenOLAT - Online Learning and Training</a><br>
* <p>
* Licensed under the Apache License, Version 2.0 (the "License"); <br>
* you may not use this file except in compliance with the License.<br>
* You may obtain a copy of the License at the
* <a href="http://www.apache.org/licenses/LICENSE-2.0">Apache homepage</a>
* <p>
* Unless required by applicable law or agreed to in writing,<br>
* software distributed under the License is distributed on an "AS IS" BASIS, <br>
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. <br>
* See the License for the specific language governing permissions and <br>
* limitations under the License.
* <p>
* Initial code contributed and copyrighted by<br>
* frentix GmbH, http://www.frentix.com
* <p>
*/
package org.olat.core.gui.components.tree;
/**
*
* Initial date: 13.11.2014<br>
* @author srosse, stephane.rosse@frentix.com, http://www.frentix.com
*
*/
public interface InsertionTreeModel {
/**
* In the case of a move operation in a tree, the source marks the
* node which will be moved.
*
* @param node
* @return
*/
public boolean isSource(TreeNode node);
/**
* Return the possible directions to insert a node around the
* specified node.
*
* @param node
* @return
*/
public InsertionPoint.Position[] getInsertionPosition(TreeNode node);
}