001package votorola.a.web.gwt; // Copyright 2012-2013, Michael Allan. Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Votorola Software"), to deal in the Votorola Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicence, and/or sell copies of the Votorola Software, and to permit persons to whom the Votorola Software is furnished to do so, subject to the following conditions: The preceding copyright notice and this permission notice shall be included in all copies or substantial portions of the Votorola Software. THE VOTOROLA SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE VOTOROLA SOFTWARE OR THE USE OR OTHER DEALINGS IN THE VOTOROLA SOFTWARE. 002 003import com.google.gwt.core.client.GWT; 004import com.google.gwt.user.client.Window; 005import votorola.g.web.gwt.*; 006 007 008/** The GWT library module for Votorola specific application code. An instance of this 009 * class is automatically constructed and invoked per module definition <a 010 * href='../../../../../a/AMod.gwt.xml' target='_top'>AMod.gwt.xml</a>. It then calls 011 * global JavaScript function <code>voGWTConfig.a</code> if it is defined. Here is an 012 * example function definition suitable for use in the configuration script {@linkplain 013 * GWTConfig gwt.js}:<pre> 014 * 015 * voGWTConfig.a = function() 016 * { 017 * a_web_gwt_App_setServletContextLocation( 'http://YOUR.DOM:8080/v' ); 018 * a_web_gwt_PollwikiG_setLocation( 'http://<var>YOUR.DOM</var>/wiki' ); 019 * a_web_gwt_PollwikiG_setPipeRecognizer( 'PREFIX', 'SUFFIX' ); 020 * // and so on 021 * };</pre> 022 * 023 * @see <a href='../../../../votorola/a/web/gwt/class-use/GWTConfigCallback.html' 024 * >List of GWTConfigCallback methods</a> 025 */ 026public final @GWTConfig class AMod implements EntryPointS 027{ 028 029 030 /** Answers whether this module's {@linkplain GWTConfigCallback configurable classes} are 031 * currently being forced to initialize in preparation for configuration. This is 032 * for asserting in boilerplate code that is liable to be incorrectly copied. If you 033 * see the corresponding assertion error, then simply add the offending class to 034 * {@linkplain #onModuleLoad() onModuleLoad}'s forced initialization. 035 */ 036 static boolean isForcedInit() { return isForcedInit; } 037 038 039 private static boolean isForcedInit; 040 041 042 043 // - E n t r y - P o i n t ------------------------------------------------------------ 044 045 046 public void onModuleLoad() 047 { 048 // if( 1 == 2 ) // TEST 049 GWT.setUncaughtExceptionHandler( new GWT.UncaughtExceptionHandler() 050 { 051 public void onUncaughtException( final Throwable t ) 052 { 053 GWTX.handleUncaughtException( t ); 054 } 055 }); 056 isForcedInit = true; 057 try // force class init prior to callback from config script gwt.js 058 { 059 App.forceInitClass(); 060 PollwikiG.forceInitClass(); 061 } 062 finally { isForcedInit = false; } 063 configureJS(); 064 new App(); 065 EntryPointS.U.schedule( AMod.this ); 066 } 067 068 069 070 // - S c h e d u l e r . S c h e d u l e d - C o m m a n d ---------------------------- 071 072 073 public void execute() 074 { 075 if( App.getServletContextLocation() == null ) 076 { 077 Window.alert( // fail quickly 078 "no servlet context, did page author call a_web_gwt_App_setServletContextLocation?" ); 079 } 080 } 081 082 083 084//// P r i v a t e /////////////////////////////////////////////////////////////////////// 085 086 087 private static native void configureJS() 088 /*-{ 089 var f; 090 try{ f = $wnd.voGWTConfig.a; } catch( e ) {} // in case parents undefined 091 if( f ) f(); 092 }-*/; 093 094 095}