/*
* 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.openldap.config.editor.dialogs.overlays;
import java.util.ArrayList;
import java.util.List;
import org.apache.directory.api.ldap.model.exception.LdapInvalidDnException;
import org.apache.directory.api.ldap.model.name.Dn;
import org.apache.directory.studio.common.ui.widgets.BaseWidgetUtils;
import org.apache.directory.studio.ldapbrowser.core.model.IBrowserConnection;
import org.eclipse.jface.viewers.ArrayContentProvider;
import org.eclipse.jface.viewers.ISelectionChangedListener;
import org.eclipse.jface.viewers.LabelProvider;
import org.eclipse.jface.viewers.SelectionChangedEvent;
import org.eclipse.jface.viewers.StructuredSelection;
import org.eclipse.jface.viewers.TableViewer;
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.SelectionAdapter;
import org.eclipse.swt.events.SelectionEvent;
import org.eclipse.swt.events.SelectionListener;
import org.eclipse.swt.graphics.Image;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.widgets.Button;
import org.eclipse.swt.widgets.Composite;
import org.apache.directory.studio.openldap.common.ui.dialogs.AttributeDialog;
import org.apache.directory.studio.openldap.common.ui.widgets.EntryWidget;
import org.apache.directory.studio.openldap.config.OpenLdapConfigurationPlugin;
import org.apache.directory.studio.openldap.config.OpenLdapConfigurationPluginConstants;
import org.apache.directory.studio.openldap.config.editor.dialogs.AbstractOverlayDialogConfigurationBlock;
import org.apache.directory.studio.openldap.config.editor.dialogs.OverlayDialog;
import org.apache.directory.studio.openldap.config.model.overlay.OlcRefintConfig;
/**
* This class implements a block for the configuration of the Referential Integrity overlay.
*
* @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a>
*/
public class ReferentialIntegrityOverlayConfigurationBlock extends
AbstractOverlayDialogConfigurationBlock<OlcRefintConfig>
{
/** The default modifier name */
private static final String DEFAULT_MODIFIER_NAME = "cn=Referential Integrity Overlay";
/** The attributes list */
private List<String> attributes = new ArrayList<String>();
// UI widgets
private TableViewer attributesTableViewer;
private Button addAttributeButton;
private Button deleteAttributeButton;
private EntryWidget placeholderValueEntryWidget;
private EntryWidget modifierNameEntryWidget;
// Listeners
private ISelectionChangedListener attributesTableViewerSelectionChangedListener = new ISelectionChangedListener()
{
public void selectionChanged( SelectionChangedEvent event )
{
deleteAttributeButton.setEnabled( !attributesTableViewer.getSelection().isEmpty() );
}
};
private SelectionListener addAttributeButtonSelectionListener = new SelectionAdapter()
{
public void widgetSelected( SelectionEvent e )
{
AttributeDialog dialog = new AttributeDialog( addAttributeButton.getShell(), browserConnection );
if ( dialog.open() == AttributeDialog.OK )
{
String attribute = dialog.getAttribute();
if ( !attributes.contains( attribute ) )
{
attributes.add( attribute );
attributesTableViewer.refresh();
attributesTableViewer.setSelection( new StructuredSelection( attribute ) );
}
}
}
};
private SelectionListener deleteAttributeButtonSelectionListener = new SelectionAdapter()
{
public void widgetSelected( SelectionEvent e )
{
StructuredSelection selection = ( StructuredSelection ) attributesTableViewer.getSelection();
if ( !selection.isEmpty() )
{
String selectedAttribute = ( String ) selection.getFirstElement();
attributes.remove( selectedAttribute );
attributesTableViewer.refresh();
}
}
};
public ReferentialIntegrityOverlayConfigurationBlock( OverlayDialog dialog, IBrowserConnection connection )
{
super( dialog, connection );
setOverlay( new OlcRefintConfig() );
}
public ReferentialIntegrityOverlayConfigurationBlock( OverlayDialog dialog, IBrowserConnection connection,
OlcRefintConfig overlay )
{
super( dialog, connection );
if ( overlay == null )
{
overlay = new OlcRefintConfig();
}
setOverlay( overlay );
}
/**
* {@inheritDoc}
*/
public void createBlockContent( Composite parent )
{
Composite composite = BaseWidgetUtils.createColumnContainer( parent, 2, 1 );
// Attributes
BaseWidgetUtils.createLabel( composite, "Attributes:", 1 );
Composite attributesComposite = BaseWidgetUtils.createColumnContainer( composite, 2, 1 );
// Attributes TableViewer
attributesTableViewer = new TableViewer( attributesComposite );
GridData tableViewerGridData = new GridData( SWT.FILL, SWT.FILL, true, true, 1, 3 );
tableViewerGridData.heightHint = 20;
tableViewerGridData.widthHint = 100;
attributesTableViewer.getControl().setLayoutData( tableViewerGridData );
attributesTableViewer.setContentProvider( new ArrayContentProvider() );
attributesTableViewer.setLabelProvider( new LabelProvider()
{
public Image getImage( Object element )
{
return OpenLdapConfigurationPlugin.getDefault().getImage(
OpenLdapConfigurationPluginConstants.IMG_ATTRIBUTE );
}
} );
attributesTableViewer.setInput( attributes );
attributesTableViewer.addSelectionChangedListener( attributesTableViewerSelectionChangedListener );
// Attribute Add Button
addAttributeButton = BaseWidgetUtils.createButton( attributesComposite, "Add...", 1 );
addAttributeButton.setLayoutData( new GridData( SWT.FILL, SWT.BEGINNING, false, false ) );
addAttributeButton.addSelectionListener( addAttributeButtonSelectionListener );
// Attribute Delete Button
deleteAttributeButton = BaseWidgetUtils.createButton( attributesComposite, "Delete", 1 );
deleteAttributeButton.setEnabled( false );
deleteAttributeButton.setLayoutData( new GridData( SWT.FILL, SWT.BEGINNING, false, false ) );
deleteAttributeButton.addSelectionListener( deleteAttributeButtonSelectionListener );
// Placeholder Value
BaseWidgetUtils.createLabel( composite, "Placeholder Value:", 1 );
placeholderValueEntryWidget = new EntryWidget( getDialog().getBrowserConnection() );
placeholderValueEntryWidget.createWidget( composite );
placeholderValueEntryWidget.getControl().setLayoutData( new GridData( SWT.FILL, SWT.NONE, true, false ) );
// Modifier Name
BaseWidgetUtils.createLabel( composite, "Modifier's Name:", 1 );
modifierNameEntryWidget = new EntryWidget( getDialog().getBrowserConnection() );
modifierNameEntryWidget.createWidget( composite );
modifierNameEntryWidget.getControl().setLayoutData( new GridData( SWT.FILL, SWT.NONE, true, false ) );
}
/**
* {@inheritDoc}
*/
public void refresh()
{
if ( overlay != null )
{
// Attributes
List<String> attributeValues = overlay.getOlcRefintAttribute();
if ( ( attributeValues != null ) && ( attributeValues.size() > 0 ) )
{
for ( String attribute : attributeValues )
{
attributes.add( attribute );
}
}
attributesTableViewer.refresh();
// Placeholder Value
Dn placeholderValue = overlay.getOlcRefintNothing();
if ( placeholderValue != null )
{
placeholderValueEntryWidget.setInput( placeholderValue );
}
else
{
placeholderValueEntryWidget.setInput( Dn.EMPTY_DN );
}
// Modifier Name
Dn modifierName = overlay.getOlcRefintModifiersName();
if ( modifierName != null )
{
modifierNameEntryWidget.setInput( modifierName );
}
else
{
try
{
modifierNameEntryWidget.setInput( new Dn( DEFAULT_MODIFIER_NAME ) );
}
catch ( LdapInvalidDnException e )
{
// Nothing to do.
}
}
}
}
/**
* {@inheritDoc}
*/
public void save()
{
if ( overlay != null )
{
// Attributes
overlay.setOlcRefintAttribute( attributes );
// Placeholder Value
Dn placeholderValue = placeholderValueEntryWidget.getDn();
if ( ( placeholderValue != null ) && ( !Dn.EMPTY_DN.equals( placeholderValue ) ) )
{
overlay.setOlcRefintNothing( placeholderValue );
}
else
{
overlay.setOlcRefintNothing( null );
}
// Modifier Name
Dn modifierName = modifierNameEntryWidget.getDn();
if ( ( modifierName != null ) && ( !Dn.EMPTY_DN.equals( modifierName ) )
&& ( !modifierName.toString().equals( DEFAULT_MODIFIER_NAME ) ) )
{
overlay.setOlcRefintModifiersName( modifierName );
}
else
{
overlay.setOlcRefintModifiersName( null );
}
}
}
}