/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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.apache.directory.studio.schemaeditor.view.wrappers;
import org.apache.directory.studio.schemaeditor.Activator;
import org.apache.directory.studio.schemaeditor.controller.ProjectsHandler;
import org.apache.directory.studio.schemaeditor.controller.ProjectsHandlerListener;
import org.apache.directory.studio.schemaeditor.model.Project;
import org.eclipse.jface.viewers.TableViewer;
import org.eclipse.swt.widgets.Display;
/**
* This wrapper is used as root in the ProjectsView.
*
* @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a>
* @version $Rev$, $Date$
*/
public class ProjectsViewRoot extends AbstractTreeNode
{
/** The TableViewer */
private TableViewer viewer;
/** The ProjectsHandler */
private ProjectsHandler projectsHandler;
/**
* Creates a new instance of ProjectsViewRoot.
*
* @param tableViewer
* the associated TableViewer
*/
public ProjectsViewRoot( TableViewer tableViewer )
{
super( null );
this.viewer = tableViewer;
projectsHandler = Activator.getDefault().getProjectsHandler();
projectsHandler.addListener( new ProjectsHandlerListener()
{
public void projectAdded( Project project )
{
addProjectWrapper( project );
refreshProjectsViewer();
}
public void projectRemoved( Project project )
{
deleteProjectWrapper( project );
refreshProjectsViewer();
}
public void openProjectChanged( Project oldProject, Project newProject )
{
refreshProjectsViewer();
}
} );
}
/**
* Add a ProjectWrapper for the given project.
*
* @param project
* the project
*/
private void addProjectWrapper( Project project )
{
addChild( new ProjectWrapper( project, viewer ) );
}
/**
* Deletes the ProjectWrapper associated with the given project.
*
* @param project
* the project
*/
private void deleteProjectWrapper( Project project )
{
for ( TreeNode node : getChildren() )
{
ProjectWrapper pw = ( ProjectWrapper ) node;
if ( project == pw.getProject() )
{
removeChild( node );
return;
}
}
}
/**
* Refreshes the Projects Viewer
*/
public void refreshProjectsViewer()
{
Display.getDefault().asyncExec( new Runnable()
{
public void run()
{
viewer.refresh();
}
} );
}
}