/*
* 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.ldapbrowser.common.dialogs;
import org.apache.directory.studio.ldapbrowser.common.widgets.browser.BrowserActionGroup;
import org.apache.directory.studio.ldapbrowser.common.widgets.browser.BrowserConfiguration;
import org.apache.directory.studio.ldapbrowser.common.widgets.browser.BrowserUniversalListener;
import org.apache.directory.studio.ldapbrowser.common.widgets.browser.BrowserWidget;
import org.apache.directory.studio.ldapbrowser.core.model.IEntry;
import org.apache.directory.studio.ldapbrowser.core.model.ISearchResult;
import org.eclipse.jface.dialogs.Dialog;
import org.eclipse.jface.dialogs.IDialogConstants;
import org.eclipse.jface.viewers.ISelectionChangedListener;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.jface.viewers.SelectionChangedEvent;
import org.eclipse.jface.viewers.StructuredSelection;
import org.eclipse.swt.SWT;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Control;
import org.eclipse.swt.widgets.Shell;
/**
* Dialog to select an entry.
*
* @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a>
*/
public class SelectEntryDialog extends Dialog
{
/** The dialog title. */
private String title;
/** The root entry. */
private IEntry rootEntry;
/** The initial entry. */
private IEntry initialEntry;
/** The selected entry. */
private IEntry selectedEntry;
/** The browser configuration. */
private BrowserConfiguration browserConfiguration;
/** The browser universal listener. */
private BrowserUniversalListener browserUniversalListener;
/** The browser action group. */
private BrowserActionGroup browserActionGroup;
/** The browser widget. */
private BrowserWidget browserWidget;
/**
* Creates a new instance of SelectEntryDialog.
*
* @param parentShell the parent shell
* @param title the title
* @param rootEntry the root entry
* @param initialEntry the initial entry
*/
public SelectEntryDialog( Shell parentShell, String title, IEntry rootEntry, IEntry initialEntry )
{
super( parentShell );
super.setShellStyle( super.getShellStyle() | SWT.RESIZE );
this.title = title;
this.rootEntry = rootEntry;
this.initialEntry = initialEntry;
this.selectedEntry = null;
}
/**
* @see org.eclipse.jface.window.Window#configureShell(org.eclipse.swt.widgets.Shell)
*/
protected void configureShell( Shell shell )
{
super.configureShell( shell );
shell.setText( title );
}
/**
* @see org.eclipse.jface.dialogs.Dialog#close()
*/
public boolean close()
{
if ( browserWidget != null )
{
browserConfiguration.dispose();
browserConfiguration = null;
browserActionGroup.deactivateGlobalActionHandlers();
browserActionGroup.dispose();
browserActionGroup = null;
browserUniversalListener.dispose();
browserUniversalListener = null;
browserWidget.dispose();
browserWidget = null;
}
return super.close();
}
/**
* @see org.eclipse.jface.dialogs.Dialog#okPressed()
*/
protected void okPressed()
{
selectedEntry = initialEntry;
super.okPressed();
}
/**
* @see org.eclipse.jface.dialogs.Dialog#cancelPressed()
*/
protected void cancelPressed()
{
selectedEntry = null;
super.cancelPressed();
}
/**
* @see org.eclipse.jface.dialogs.Dialog#createButtonsForButtonBar(org.eclipse.swt.widgets.Composite)
*/
protected void createButtonsForButtonBar( Composite parent )
{
createButton( parent, IDialogConstants.OK_ID, IDialogConstants.OK_LABEL, false );
createButton( parent, IDialogConstants.CANCEL_ID, IDialogConstants.CANCEL_LABEL, false );
}
/**
* @see org.eclipse.jface.dialogs.Dialog#createDialogArea(org.eclipse.swt.widgets.Composite)
*/
protected Control createDialogArea( Composite parent )
{
Composite composite = ( Composite ) super.createDialogArea( parent );
GridData gd = new GridData( GridData.FILL_BOTH );
gd.widthHint = convertHorizontalDLUsToPixels( IDialogConstants.MINIMUM_MESSAGE_AREA_WIDTH );
gd.heightHint = convertHorizontalDLUsToPixels( IDialogConstants.MINIMUM_MESSAGE_AREA_WIDTH );
composite.setLayoutData( gd );
// create configuration
browserConfiguration = new BrowserConfiguration();
// create main widget
browserWidget = new BrowserWidget( browserConfiguration, null );
browserWidget.createWidget( composite );
browserWidget.setInput( new IEntry[]
{ rootEntry } );
// create actions and context menu (and register global actions)
browserActionGroup = new BrowserActionGroup( browserWidget, browserConfiguration );
browserActionGroup.fillToolBar( browserWidget.getToolBarManager() );
browserActionGroup.fillMenu( browserWidget.getMenuManager() );
browserActionGroup.fillContextMenu( browserWidget.getContextMenuManager() );
browserActionGroup.activateGlobalActionHandlers();
// create the listener
browserUniversalListener = new BrowserUniversalListener( browserWidget );
browserWidget.getViewer().addSelectionChangedListener( new ISelectionChangedListener()
{
public void selectionChanged( SelectionChangedEvent event )
{
if ( !event.getSelection().isEmpty() )
{
Object o = ( ( IStructuredSelection ) event.getSelection() ).getFirstElement();
if ( o instanceof IEntry )
{
initialEntry = ( IEntry ) o;
}
else if ( o instanceof ISearchResult )
{
initialEntry = ( ( ISearchResult ) o ).getEntry();
}
}
}
} );
browserWidget.getViewer().expandToLevel( 2 );
if ( initialEntry != null )
{
IEntry entry = this.initialEntry;
browserWidget.getViewer().reveal( entry );
browserWidget.getViewer().refresh( entry, true );
browserWidget.getViewer().setSelection( new StructuredSelection( entry ), true );
browserWidget.getViewer().setSelection( new StructuredSelection( entry ), true );
}
applyDialogFont( composite );
browserWidget.setFocus();
return composite;
}
/**
* Gets the selected entry.
*
* @return the selected entry
*/
public IEntry getSelectedEntry()
{
return selectedEntry;
}
}