/*
    * Copyright (C) 2007-2012 Argeo GmbH
    *
    * Licensed under the Apache License, Version 2.0 (the "License");
    * you may not use this file except in compliance with the License.
    * You may obtain a copy of the License at
    *
    *         http://www.apache.org/licenses/LICENSE-2.0
    *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  package org.argeo.cms.ui.jcr;
  
  import javax.jcr.Node;
  
  import org.argeo.cms.ui.jcr.model.RepositoryElem;
  import org.argeo.cms.ui.jcr.model.SingleJcrNodeElem;
  import org.argeo.cms.ui.jcr.model.WorkspaceElem;
  import org.eclipse.jface.viewers.DoubleClickEvent;
  import org.eclipse.jface.viewers.IDoubleClickListener;
  import org.eclipse.jface.viewers.IStructuredSelection;
  import org.eclipse.jface.viewers.TreeViewer;
  
  /** Centralizes the management of double click on a NodeTreeViewer */
  public class JcrDClickListener implements IDoubleClickListener {
  	// private final static Log log = LogFactory
  	// .getLog(GenericNodeDoubleClickListener.class);
  
  	private TreeViewer nodeViewer;
  
  	// private JcrFileProvider jfp;
  	// private FileHandler fileHandler;
  
  	public JcrDClickListener(TreeViewer nodeViewer) {
  		this.nodeViewer = nodeViewer;
  		// jfp = new JcrFileProvider();
  		// Commented out. see https://www.argeo.org/bugzilla/show_bug.cgi?id=188
  		// fileHandler = null;
  		// fileHandler = new FileHandler(jfp);
  	}
  
  	public void doubleClick(DoubleClickEvent event) {
  		if (event.getSelection() == null || event.getSelection().isEmpty())
  			return;
  		Object obj = ((IStructuredSelection) event.getSelection()).getFirstElement();
  		if (obj instanceof RepositoryElem) {
  			RepositoryElem rpNode = (RepositoryElem) obj;
  			if (rpNode.isConnected()) {
  				rpNode.logout();
  			} else {
  				rpNode.login();
  			}
  			nodeViewer.refresh(obj);
  		} else if (obj instanceof WorkspaceElem) {
  			WorkspaceElem wn = (WorkspaceElem) obj;
  			if (wn.isConnected())
  				wn.logout();
  			else
  				wn.login();
  			nodeViewer.refresh(obj);
  		} else if (obj instanceof SingleJcrNodeElem) {
  			SingleJcrNodeElem sjn = (SingleJcrNodeElem) obj;
  			Node node = sjn.getNode();
  			openNode(node);
  		}
  	}
  
  	protected void openNode(Node node) {
  		// TODO implement generic behaviour
  	}
  }