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/*******************************************************************************
* Copyright (c) 2013, 2015 EclipseSource and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* EclipseSource - initial API and implementation
******************************************************************************/
package org.eclipse.rap.addons.dropdown.demo;
import java.util.Arrays;
import org.eclipse.rap.addons.autosuggest.AutoSuggest;
import org.eclipse.rap.addons.autosuggest.DataProvider;
import org.eclipse.rap.addons.autosuggest.DataSource;
import org.eclipse.rap.addons.autosuggest.SuggestionSelectedListener;
import org.eclipse.rap.addons.dropdown.demo.data.KFZ;
import org.eclipse.rap.addons.dropdown.demo.scripts.CustomAutoSuggestClientListener;
import org.eclipse.rap.rwt.RWT;
import org.eclipse.rap.rwt.application.AbstractEntryPoint;
import org.eclipse.rap.rwt.scripting.ClientListener;
import org.eclipse.rap.rwt.widgets.WidgetUtil;
import org.eclipse.swt.SWT;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Button;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Event;
import org.eclipse.swt.widgets.Group;
import org.eclipse.swt.widgets.Listener;
import org.eclipse.swt.widgets.Table;
import org.eclipse.swt.widgets.TableColumn;
import org.eclipse.swt.widgets.TableItem;
import org.eclipse.swt.widgets.Text;
public class AutoSuggestDemo extends AbstractEntryPoint {
private Text text;
private AutoSuggest autoSuggest;
private DataSource de;
private DataSource at;
private boolean useCustomScripts = false;
private boolean useAutoComplete = false;
private DataSource currentDataSource;
private Table table;
@Override
protected void createContents( Composite parent ) {
createDataSources();
setupWidgetDataWhiteList();
Composite composite = new Composite( parent, SWT.NONE );
composite.setLayout( new GridLayout( 3, false ) );
createTextArea( composite );
createAutoSuggest();
createLocationArea( composite );
createConfigArea( composite );
createLogArea( composite );
createLogger();
createDisposeButton( composite );
}
private void createDataSources() {
de = new DataSource();
de.setDataProvider( new DataProvider<String[]>() {
@Override
public Iterable<String[]> getSuggestions() {
return Arrays.asList( KFZ.DE );
}
@Override
public String getValue( String[] suggestion ) {
return suggestion[ 2 ] + " (" + suggestion[ 0 ] + ")";
}
} );
at = new DataSource();
at.setDataProvider( new DataProvider<String[]>() {
@Override
public Iterable<String[]> getSuggestions() {
return Arrays.asList( KFZ.AT );
}
@Override
public String getValue( String[] suggestion ) {
return suggestion[ 1 ] + " (" + suggestion[ 0 ] + ")";
}
} );
currentDataSource = de;
}
private void createTextArea( Composite parent ) {
text = new Text( parent, SWT.BORDER );
text.setData( RWT.CUSTOM_VARIANT, "dropdown" );
text.setCursor( text.getDisplay().getSystemCursor( SWT.CURSOR_ARROW ) );
GridData gridData = new GridData( 200, 23 );
gridData.verticalAlignment = SWT.TOP;
text.setLayoutData( gridData );
text.setMessage( "City" );
text.setFocus();
}
public void createAutoSuggest() {
if( useCustomScripts ) {
autoSuggest = new CustomAutoSuggest( text );
} else {
autoSuggest = new AutoSuggest( text );
}
autoSuggest.setDataSource( currentDataSource );
autoSuggest.setAutoComplete( useAutoComplete );
}
private void createLocationArea( Composite parent ) {
Group location = new Group( parent, SWT.NONE );
location.setText( "Location" );
GridData layoutData = new GridData( SWT.CENTER, SWT.FILL, false, true );
location.setLayoutData( layoutData );
layoutData.verticalSpan = 2;
location.setLayout( new GridLayout( 1, true ) );
final Button germany = new Button( location, SWT.RADIO );
germany.setText( "Germany" );
germany.setSelection( true );
germany.addListener( SWT.Selection, new Listener() {
@Override
public void handleEvent( Event event ) {
if( germany.getSelection() ) {
currentDataSource = de;
autoSuggest.setDataSource( de );
}
}
} );
final Button austria = new Button( location, SWT.RADIO );
austria.setText( "Austria" );
austria.addListener( SWT.Selection, new Listener() {
@Override
public void handleEvent( Event event ) {
if( austria.getSelection() ) {
currentDataSource = at;
autoSuggest.setDataSource( at );
}
}
} );
}
private void createConfigArea( Composite parent ) {
Group location = new Group( parent, SWT.NONE );
location.setText( "Config" );
GridData layoutData = new GridData( SWT.CENTER, SWT.FILL, false, true );
location.setLayoutData( layoutData );
layoutData.verticalSpan = 2;
location.setLayout( new GridLayout( 1, true ) );
final Button autoComplete = new Button( location, SWT.CHECK );
autoComplete.setText( "AutoComplete" );
autoComplete.addListener( SWT.Selection, new Listener() {
@Override
public void handleEvent( Event event ) {
useAutoComplete = autoComplete.getSelection();
autoSuggest.setAutoComplete( useAutoComplete );
}
} );
final Button customScripts = new Button( location, SWT.CHECK );
customScripts.setText( "Custom Scripts" );
customScripts.addListener( SWT.Selection, new Listener() {
@Override
public void handleEvent( Event event ) {
autoSuggest.dispose();
useCustomScripts = customScripts.getSelection();
createAutoSuggest();
createLogger();
}
} );
customScripts.setEnabled( false ); // Broken in Demo due to Bug 415485
}
private void createLogArea( Composite parent ) {
table = new Table( parent, SWT.BORDER | SWT.HIDE_SELECTION );
new TableColumn( table, SWT.NONE ).setText( "KFZ" );
new TableColumn( table, SWT.NONE ).setText( "Area" );
table.getColumn( 0 ).setWidth( 200 );
table.getColumn( 1 ).setWidth( 40 );
GridData gridData = new GridData( 250, 60 );
table.setLayoutData( gridData );
}
private void createLogger() {
autoSuggest.addSelectionListener( new SuggestionSelectedListener() {
@Override
public void suggestionSelected() {
TableItem item = new TableItem( table, SWT.NONE );
item.setText( text.getText() );
table.setTopIndex( table.indexOf( item ) );
}
} );
}
private void createDisposeButton( Composite parent ) {
Button button = new Button( parent, SWT.PUSH );
button.setText( "Dispose!" );
button.addListener( SWT.Selection, new Listener() {
@Override
public void handleEvent( Event event ) {
autoSuggest.setDataSource( at );
text.dispose();
}
} );
}
private static void setupWidgetDataWhiteList() {
WidgetUtil.registerDataKeys( "dropdown", "text", "data" );
}
private class CustomAutoSuggest extends AutoSuggest {
public CustomAutoSuggest( Text text ) {
super( text );
}
@Override
protected ClientListener getAutoSuggestListener() {
return CustomAutoSuggestClientListener.getInstance();
}
}
}
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