/*
* 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.aciitemeditor.valueeditors;
import org.apache.directory.studio.ldapbrowser.common.dialogs.FilterWidgetDialog;
import org.apache.directory.studio.ldapbrowser.common.dialogs.TextDialog;
import org.apache.directory.studio.ldapbrowser.core.model.IBrowserConnection;
import org.apache.directory.studio.ldapbrowser.core.model.IValue;
import org.apache.directory.studio.valueeditors.AbstractDialogStringValueEditor;
import org.eclipse.swt.widgets.Shell;
/**
* Implementation of IValueEditor for LDAP filters.
*
* @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a>
*/
public class FilterValueEditor extends AbstractDialogStringValueEditor
{
private static final String EMPTY = ""; //$NON-NLS-1$
/**
* {@inheritDoc}
*
* This implementation opens the FilterWidgetDialog.
*/
public boolean openDialog( Shell shell )
{
Object value = getValue();
if ( value != null && value instanceof FilterValueEditorRawValueWrapper )
{
FilterValueEditorRawValueWrapper wrapper = ( FilterValueEditorRawValueWrapper ) value;
FilterWidgetDialog dialog = new FilterWidgetDialog( shell, Messages
.getString( "FilterValueEditor.dialog.title" ), wrapper.filter, //$NON-NLS-1$
wrapper.connection );
if ( dialog.open() == TextDialog.OK && !EMPTY.equals( dialog.getFilter() ) )
{
setValue( dialog.getFilter() );
return true;
}
}
return false;
}
/**
* {@inheritDoc}
*
* Returns an AttributeTypeAndValueValueEditorRawValueWrapper.
*/
public Object getRawValue( IValue value )
{
return value != null ? getRawValue( value.getAttribute().getEntry().getBrowserConnection(), value
.getStringValue() ) : null;
}
private Object getRawValue( IBrowserConnection connection, Object value )
{
if ( connection == null || value == null || !( value instanceof String ) )
{
return null;
}
String filterValue = ( String ) value;
FilterValueEditorRawValueWrapper wrapper = new FilterValueEditorRawValueWrapper( connection, filterValue );
return wrapper;
}
/**
* The FilterValueEditorRawValueWrapper is used to pass contextual
* information to the opened FilterDialog.
*
* @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a>
*/
private class FilterValueEditorRawValueWrapper
{
/**
* The connection, used in FilterDialog to build the list
* with possible attribute types.
*/
private IBrowserConnection connection;
/** The filter, used as initial value in FilterDialog. */
private String filter;
/**
* Creates a new instance of FilterValueEditorRawValueWrapper.
*
* @param schema the schema
* @param attributeType the attribute type
*/
private FilterValueEditorRawValueWrapper( IBrowserConnection connection, String filter )
{
this.connection = connection;
this.filter = filter;
}
}
}