/*
* 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.entryeditors;
import org.eclipse.ui.IEditorInput;
import org.eclipse.ui.IEditorMatchingStrategy;
import org.eclipse.ui.IEditorReference;
import org.eclipse.ui.PartInitException;
/**
* Matching strategy for a multi tab entry editor.
*
* @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a>
* @version $Rev$, $Date$
*/
public class MultiTabEntryEditorMatchingStrategy implements IEditorMatchingStrategy
{
/**
* Returns true if the given editor is multi-tab and the input resolved entries
* are equal.
*/
public boolean matches( IEditorReference editorRef, IEditorInput input )
{
if ( !( input instanceof EntryEditorInput ) )
{
return false;
}
EntryEditorInput entryEditorInput = ( EntryEditorInput ) input;
if ( entryEditorInput.getExtension() == null )
{
return false;
}
if ( !entryEditorInput.getExtension().isMultiWindow() )
{
return false;
}
if ( !editorRef.getId().equals( entryEditorInput.getExtension().getEditorId() ) )
{
return false;
}
try
{
IEditorInput otherInput = editorRef.getEditorInput();
if ( !( otherInput instanceof EntryEditorInput ) )
{
return false;
}
EntryEditorInput otherEntryEditorInput = ( EntryEditorInput ) otherInput;
if ( entryEditorInput.getResolvedEntry() == null && otherEntryEditorInput.getResolvedEntry() == null )
{
return true;
}
return entryEditorInput.getResolvedEntry() != null && otherEntryEditorInput.getResolvedEntry() != null
&& entryEditorInput.getResolvedEntry().equals( otherEntryEditorInput.getResolvedEntry() );
}
catch ( PartInitException e )
{
return false;
}
}
}