001/* 002 * (C) Copyright 2006-2009 Nuxeo SA (http://nuxeo.com/) and others. 003 * 004 * Licensed under the Apache License, Version 2.0 (the "License"); 005 * you may not use this file except in compliance with the License. 006 * You may obtain a copy of the License at 007 * 008 * http://www.apache.org/licenses/LICENSE-2.0 009 * 010 * Unless required by applicable law or agreed to in writing, software 011 * distributed under the License is distributed on an "AS IS" BASIS, 012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 013 * See the License for the specific language governing permissions and 014 * limitations under the License. 015 * 016 * Contributors: 017 * Nuxeo - initial API and implementation 018 * 019 * $Id$ 020 */ 021 022package org.nuxeo.ecm.platform.annotations.gwt.client; 023 024import org.nuxeo.ecm.platform.annotations.gwt.client.configuration.WebConfiguration; 025import org.nuxeo.ecm.platform.annotations.gwt.client.configuration.WebConfigurationService; 026import org.nuxeo.ecm.platform.annotations.gwt.client.configuration.WebConfigurationServiceAsync; 027 028import com.allen_sauer.gwt.log.client.Log; 029import com.google.gwt.core.client.EntryPoint; 030import com.google.gwt.core.client.GWT; 031import com.google.gwt.user.client.Timer; 032import com.google.gwt.user.client.rpc.AsyncCallback; 033 034/** 035 * Entry point classes define <code>onModuleLoad()</code>. 036 */ 037public class AnnotationFrameModule implements EntryPoint { 038 039 private WebConfigurationServiceAsync webConfigurationService; 040 041 private WebConfiguration webConfiguration; 042 043 /** 044 * This is the entry point method. 045 */ 046 public void onModuleLoad() { 047 waitForAnnoteaServerUrlRegistered(); 048 } 049 050 private void waitForAnnoteaServerUrlRegistered() { 051 Timer timer = new Timer() { 052 @Override 053 public void run() { 054 if (isAnnoteaServerUrlRegistered()) { 055 loadModule(); 056 } else { 057 schedule(200); 058 } 059 } 060 }; 061 timer.schedule(200); 062 } 063 064 private void loadModule() { 065 webConfigurationService = GWT.create(WebConfigurationService.class); 066 String url = getParentWindowUrl(); 067 webConfigurationService.getWebConfiguration(url, new AsyncCallback<WebConfiguration>() { 068 public void onFailure(Throwable throwable) { 069 Log.debug("onFailure: " + throwable); 070 webConfiguration = WebConfiguration.DEFAULT_WEB_CONFIGURATION; 071 initModule(); 072 } 073 074 public void onSuccess(WebConfiguration result) { 075 webConfiguration = result == null ? WebConfiguration.DEFAULT_WEB_CONFIGURATION : result; 076 initModule(); 077 Log.debug("Module initialization finished."); 078 } 079 }); 080 } 081 082 private native boolean isAnnoteaServerUrlRegistered() /*-{ 083 if (top['annoteaServerUrlRegistered']) { 084 return top['annoteaServerUrlRegistered']; 085 } 086 return false; 087 }-*/; 088 089 private native String getParentWindowUrl() /*-{ 090 return $wnd.parent.location.href; 091 }-*/; 092 093 private void initModule() { 094 AnnotationFrameApplication.build(webConfiguration); 095 } 096 097}