/*******************************************************************************
* Copyright (c) 2012,2013 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 com.eclipsesource.tabris;
import static com.eclipsesource.tabris.internal.Clauses.when;
import static com.eclipsesource.tabris.internal.Constants.INDEX_JSON;
import static com.eclipsesource.tabris.internal.Constants.THEME_ID_ANDROID;
import static com.eclipsesource.tabris.internal.Constants.THEME_ID_IOS;
import static com.eclipsesource.tabris.internal.Constants.THEME_ID_IOS6;
import static com.eclipsesource.tabris.internal.Constants.THEME_ID_SWT;
import static com.eclipsesource.tabris.internal.Constants.THEME_PATH_ANDROID;
import static com.eclipsesource.tabris.internal.Constants.THEME_PATH_IOS;
import static com.eclipsesource.tabris.internal.Constants.THEME_PATH_IOS6;
import static com.eclipsesource.tabris.internal.Constants.THEME_PATH_SWT;
import static com.eclipsesource.tabris.internal.Constants.THEME_PATH_WEB;
import java.io.IOException;
import java.io.InputStream;
import org.eclipse.rap.rwt.RWT;
import org.eclipse.rap.rwt.application.Application;
import org.eclipse.rap.rwt.client.Client;
import org.eclipse.rap.rwt.internal.application.ApplicationImpl;
import org.eclipse.rap.rwt.service.ResourceLoader;
import com.eclipsesource.tabris.internal.TabrisClientProvider;
import com.eclipsesource.tabris.internal.TabrisResourceLoader;
import com.eclipsesource.tabris.internal.TabrisSWTClientProvider;
/**
* <p>
* Installs a Tabris specific client to provide Tabris specific client services. An instance of the {@link Client} can
* be obtained using {@link RWT#getClient()}.
* </p>
*
* @see TabrisClient
*
* @since 1.0
*/
@SuppressWarnings("restriction")
public class TabrisClientInstaller {
private static class ResourceLoaderImpl implements ResourceLoader {
@Override
public InputStream getResourceAsStream( String resourceName ) throws IOException {
return TabrisClientInstaller.class.getClassLoader().getResourceAsStream( resourceName );
}
}
/**
* <p>
* Registers themes and other resources needed for the Tabris clients with no required serverId.
* </p>
*
* @since 1.0
*/
public static void install( Application application ) {
TabrisClientInstaller.install( application, null );
}
/**
* <p>
* Registers themes and other resources needed for the Tabris clients. Also sets the server id that a client
* can use to verify a server connection.
* </p>
*
* @param serverId the id for the server. May be <code>null</code> but not empty.
*
* @since 1.3
*/
public static void install( Application application, String serverId ) {
verifyServerId( serverId );
ApplicationImpl applicationImpl = ( ApplicationImpl )application;
applicationImpl.addClientProvider( new TabrisClientProvider( serverId ) );
applicationImpl.addClientProvider( new TabrisSWTClientProvider() );
registerCompatibilityThemes( application );
registerResourceLoader( applicationImpl );
}
private static void verifyServerId( String serverId ) {
if( serverId != null ) {
when( serverId.isEmpty() ).throwIllegalArgument( "ServerId must not be empty" );
}
}
private static void registerCompatibilityThemes( Application application ) {
ResourceLoaderImpl resourceLoader = new ResourceLoaderImpl();
application.addStyleSheet( THEME_ID_ANDROID, THEME_PATH_ANDROID, resourceLoader );
application.addStyleSheet( THEME_ID_SWT, THEME_PATH_SWT, resourceLoader );
application.addStyleSheet( THEME_ID_IOS6, THEME_PATH_IOS6, resourceLoader );
application.addStyleSheet( THEME_ID_IOS, THEME_PATH_IOS, resourceLoader );
application.addStyleSheet( RWT.DEFAULT_THEME_ID, THEME_PATH_WEB, resourceLoader );
}
private static void registerResourceLoader( ApplicationImpl application ) {
TabrisResourceLoader tabrisLoader = new TabrisResourceLoader( application.getApplicationContext() );
application.getApplicationContext().getResourceRegistry().add( INDEX_JSON, tabrisLoader );
}
private TabrisClientInstaller() {
// prevent instantiation
}
}