/*
* 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.ldapstudio.browser.ui.wizards;
import org.apache.directory.ldapstudio.browser.core.events.EntryModificationEvent;
import org.apache.directory.ldapstudio.browser.core.events.EntryUpdateListener;
import org.apache.directory.ldapstudio.browser.core.events.EventRegistry;
import org.apache.directory.ldapstudio.browser.core.internal.model.Attribute;
import org.apache.directory.ldapstudio.browser.core.internal.model.DummyEntry;
import org.apache.directory.ldapstudio.browser.core.model.IAttribute;
import org.apache.directory.ldapstudio.browser.core.model.IValue;
import org.apache.directory.ldapstudio.browser.core.model.ModelModificationException;
import org.apache.directory.ldapstudio.browser.ui.BrowserUIConstants;
import org.apache.directory.ldapstudio.browser.ui.BrowserUIPlugin;
import org.apache.directory.ldapstudio.browser.ui.widgets.entryeditor.EntryEditorWidget;
import org.apache.directory.ldapstudio.browser.ui.widgets.entryeditor.EntryEditorWidgetActionGroup;
import org.apache.directory.ldapstudio.browser.ui.widgets.entryeditor.EntryEditorWidgetConfiguration;
import org.apache.directory.ldapstudio.browser.ui.widgets.entryeditor.EntryEditorWidgetUniversalListener;
import org.apache.directory.ldapstudio.browser.ui.widgets.entryeditor.OpenDefaultEditorAction;
import org.eclipse.jface.viewers.StructuredSelection;
import org.eclipse.jface.wizard.WizardPage;
import org.eclipse.swt.SWT;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Composite;
/**
* The NewEntryAttributesWizardPage is used to fill the attributes of
* the new entry.
*
* @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a>
* @version $Rev$, $Date$
*/
public class NewEntryAttributesWizardPage extends WizardPage implements EntryUpdateListener
{
/** The wizard. */
private NewEntryWizard wizard;
/** The configuration. */
private EntryEditorWidgetConfiguration configuration;
/** The action group. */
private EntryEditorWidgetActionGroup actionGroup;
/** The main widget. */
private EntryEditorWidget mainWidget;
/** The universal listener. */
private EntryEditorWidgetUniversalListener universalListener;
/**
* Creates a new instance of NewEntryAttributesWizardPage.
*
* @param pageName the page name
* @param wizard the wizard
*/
public NewEntryAttributesWizardPage( String pageName, NewEntryWizard wizard )
{
super( pageName );
setTitle( "Attributes" );
setDescription( "Please enter the attributes for the entry. Enter at least the MUST attributes." );
setImageDescriptor( BrowserUIPlugin.getDefault().getImageDescriptor( BrowserUIConstants.IMG_ENTRY_WIZARD ) );
setPageComplete( false );
this.wizard = wizard;
}
/**
* {@inheritDoc}
*/
public void dispose()
{
if ( configuration != null )
{
EventRegistry.removeEntryUpdateListener( this );
universalListener.dispose();
universalListener = null;
mainWidget.dispose();
mainWidget = null;
actionGroup.dispose();
actionGroup = null;
configuration.dispose();
configuration = null;
}
super.dispose();
}
/**
* {@inheritDoc}
*
* This implementation initializes the must attributes of the
* protoype entry and initializes the entry widget when this
* page becomes visible.
*/
public void setVisible( boolean visible )
{
super.setVisible( visible );
if ( visible )
{
DummyEntry newEntry = wizard.getPrototypeEntry();
IValue editValue = null;
try
{
EventRegistry.suspendEventFireingInCurrentThread();
// remove empty must attributes
// necessary when navigating back, modifying object classes
// and DN and navigation forward again.
String[] oldMust = newEntry.getSubschema().getMustAttributeNames();
for ( int i = 0; i < oldMust.length; i++ )
{
IAttribute attribute = newEntry.getAttribute( oldMust[i] );
if ( attribute != null )
{
IValue[] values = attribute.getValues();
for ( int v = 0; v < values.length; v++ )
{
if ( values[v].isEmpty() )
{
attribute.deleteValue( values[v] );
}
}
if ( attribute.getValueSize() == 0 )
{
newEntry.deleteAttribute( attribute );
}
}
}
// add must attributes
String[] newMust = newEntry.getSubschema().getMustAttributeNames();
for ( int i = 0; i < newMust.length; i++ )
{
if ( newEntry.getAttribute( newMust[i] ) == null )
{
IAttribute att = new Attribute( newEntry, newMust[i] );
newEntry.addAttribute( att );
att.addEmptyValue();
if ( editValue == null )
{
editValue = att.getValues()[0];
}
}
}
}
catch ( ModelModificationException e )
{
e.printStackTrace();
}
finally
{
EventRegistry.resumeEventFireingInCurrentThread();
}
// set the input
mainWidget.getViewer().setInput( newEntry );
mainWidget.getViewer().refresh();
validate();
// set focus to the viewer
mainWidget.getViewer().getControl().setFocus();
// start editing if there is an empty value
if ( editValue != null )
{
mainWidget.getViewer().setSelection( new StructuredSelection( editValue ), true );
OpenDefaultEditorAction openDefaultEditorAction = actionGroup.getOpenDefaultEditorAction();
if ( openDefaultEditorAction.isEnabled() )
{
openDefaultEditorAction.run();
}
}
}
else
{
mainWidget.getViewer().setInput( "" );
mainWidget.getViewer().refresh();
setPageComplete( false );
}
}
/**
* Checks if the prototype entry is completed.
*/
private void validate()
{
if ( wizard.getPrototypeEntry() != null && wizard.getPrototypeEntry().isConsistent() )
{
setPageComplete( true );
}
else
{
setPageComplete( false );
}
}
/**
* {@inheritDoc}
*/
public void createControl( Composite parent )
{
Composite composite = new Composite( parent, SWT.NONE );
GridLayout gl = new GridLayout( 1, false );
composite.setLayout( gl );
composite.setLayoutData( new GridData( GridData.FILL_BOTH ) );
// create configuration
configuration = new EntryEditorWidgetConfiguration();
// create main widget
mainWidget = new EntryEditorWidget( this.configuration );
mainWidget.createWidget( composite );
mainWidget.getViewer().getTree().setFocus();
// create actions
actionGroup = new NewEntryAttributesWizardPageActionGroup( mainWidget, configuration );
actionGroup.fillToolBar( mainWidget.getToolBarManager() );
actionGroup.fillMenu( mainWidget.getMenuManager() );
actionGroup.fillContextMenu( mainWidget.getContextMenuManager() );
// create the listener
universalListener = new EntryEditorWidgetUniversalListener( mainWidget.getViewer(), actionGroup
.getOpenDefaultEditorAction() );
EventRegistry.addEntryUpdateListener( this );
setControl( composite );
}
/**
* {@inheritDoc}
*/
public void entryUpdated( EntryModificationEvent event )
{
if ( event.getModifiedEntry() == wizard.getPrototypeEntry() && !isDisposed() && getControl().isVisible() )
{
validate();
}
}
/**
* Checks if is disposed.
*
* @return true, if is disposed
*/
private boolean isDisposed()
{
return configuration == null;
}
}