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<div class="title">CEGUIWidgetModule.h</div> </div>
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<div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/***********************************************************************</span>
<a name="l00002"></a>00002 <span class="comment"> filename: CEGUIWidgetModule.h</span>
<a name="l00003"></a>00003 <span class="comment"> created: Sun Sep 25 2005</span>
<a name="l00004"></a>00004 <span class="comment"> author: Paul D Turner <paul@cegui.org.uk></span>
<a name="l00005"></a>00005 <span class="comment">*************************************************************************/</span>
<a name="l00006"></a>00006 <span class="comment">/***************************************************************************</span>
<a name="l00007"></a>00007 <span class="comment"> * Copyright (C) 2004 - 2006 Paul D Turner & The CEGUI Development Team</span>
<a name="l00008"></a>00008 <span class="comment"> *</span>
<a name="l00009"></a>00009 <span class="comment"> * Permission is hereby granted, free of charge, to any person obtaining</span>
<a name="l00010"></a>00010 <span class="comment"> * a copy of this software and associated documentation files (the</span>
<a name="l00011"></a>00011 <span class="comment"> * "Software"), to deal in the Software without restriction, including</span>
<a name="l00012"></a>00012 <span class="comment"> * without limitation the rights to use, copy, modify, merge, publish,</span>
<a name="l00013"></a>00013 <span class="comment"> * distribute, sublicense, and/or sell copies of the Software, and to</span>
<a name="l00014"></a>00014 <span class="comment"> * permit persons to whom the Software is furnished to do so, subject to</span>
<a name="l00015"></a>00015 <span class="comment"> * the following conditions:</span>
<a name="l00016"></a>00016 <span class="comment"> *</span>
<a name="l00017"></a>00017 <span class="comment"> * The above copyright notice and this permission notice shall be</span>
<a name="l00018"></a>00018 <span class="comment"> * included in all copies or substantial portions of the Software.</span>
<a name="l00019"></a>00019 <span class="comment"> *</span>
<a name="l00020"></a>00020 <span class="comment"> * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,</span>
<a name="l00021"></a>00021 <span class="comment"> * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF</span>
<a name="l00022"></a>00022 <span class="comment"> * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.</span>
<a name="l00023"></a>00023 <span class="comment"> * IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR</span>
<a name="l00024"></a>00024 <span class="comment"> * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,</span>
<a name="l00025"></a>00025 <span class="comment"> * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR</span>
<a name="l00026"></a>00026 <span class="comment"> * OTHER DEALINGS IN THE SOFTWARE.</span>
<a name="l00027"></a>00027 <span class="comment"> ***************************************************************************/</span>
<a name="l00028"></a>00028 <span class="preprocessor">#ifndef _CEGUIWidgetModule_h_</span>
<a name="l00029"></a>00029 <span class="preprocessor"></span><span class="preprocessor">#define _CEGUIWidgetModule_h_</span>
<a name="l00030"></a>00030 <span class="preprocessor"></span>
<a name="l00031"></a>00031 <span class="preprocessor">#include "CEGUIExceptions.h"</span>
<a name="l00032"></a>00032 <span class="preprocessor">#include "CEGUIWindowFactoryManager.h"</span>
<a name="l00033"></a>00033
<a name="l00034"></a>00034 <span class="preprocessor">#if (defined( __WIN32__ ) || defined( _WIN32 )) && !defined(CEGUI_STATIC)</span>
<a name="l00035"></a>00035 <span class="preprocessor"></span><span class="preprocessor"># ifdef CEGUIWIDGETMODULE_EXPORTS</span>
<a name="l00036"></a>00036 <span class="preprocessor"></span><span class="preprocessor"># define CEGUIWIDGETMODULE_API __declspec(dllexport)</span>
<a name="l00037"></a>00037 <span class="preprocessor"></span><span class="preprocessor"># else</span>
<a name="l00038"></a>00038 <span class="preprocessor"></span><span class="preprocessor"># define CEGUIWIDGETMODULE_API __declspec(dllimport)</span>
<a name="l00039"></a>00039 <span class="preprocessor"></span><span class="preprocessor"># endif</span>
<a name="l00040"></a>00040 <span class="preprocessor"></span><span class="preprocessor">#else</span>
<a name="l00041"></a>00041 <span class="preprocessor"></span><span class="preprocessor"># define CEGUIWIDGETMODULE_API </span>
<a name="l00042"></a>00042 <span class="preprocessor"></span><span class="preprocessor">#endif</span>
<a name="l00043"></a>00043 <span class="preprocessor"></span>
<a name="l00044"></a>00044 <span class="preprocessor">#define CEGUI_DECLARE_WIDGET_MODULE( moduleName )\</span>
<a name="l00045"></a>00045 <span class="preprocessor">\</span>
<a name="l00046"></a>00046 <span class="preprocessor">class CEGUI::WindowFactory;\</span>
<a name="l00047"></a>00047 <span class="preprocessor">\</span>
<a name="l00048"></a>00048 <span class="preprocessor">extern "C" CEGUIWIDGETMODULE_API void registerFactory(const CEGUI::String& type_name);\</span>
<a name="l00049"></a>00049 <span class="preprocessor">extern "C" CEGUIWIDGETMODULE_API CEGUI::uint registerAllFactories(void);\</span>
<a name="l00050"></a>00050 <span class="preprocessor">void doSafeFactoryRegistration(CEGUI::WindowFactory* factory);</span>
<a name="l00051"></a>00051 <span class="preprocessor"></span>
<a name="l00052"></a>00052
<a name="l00053"></a>00053 <span class="preprocessor">#define CEGUI_DEFINE_FACTORY( className )\</span>
<a name="l00054"></a>00054 <span class="preprocessor">namespace CEGUI {\</span>
<a name="l00055"></a>00055 <span class="preprocessor">class className ## Factory : public WindowFactory\</span>
<a name="l00056"></a>00056 <span class="preprocessor">{\</span>
<a name="l00057"></a>00057 <span class="preprocessor">public:\</span>
<a name="l00058"></a>00058 <span class="preprocessor"> className ## Factory(void) : WindowFactory(className::WidgetTypeName) { }\</span>
<a name="l00059"></a>00059 <span class="preprocessor"> Window* createWindow(const String& name)\</span>
<a name="l00060"></a>00060 <span class="preprocessor"> { return new className(d_type, name); }\</span>
<a name="l00061"></a>00061 <span class="preprocessor"> void destroyWindow(Window* window)\</span>
<a name="l00062"></a>00062 <span class="preprocessor"> { delete window; }\</span>
<a name="l00063"></a>00063 <span class="preprocessor">};\</span>
<a name="l00064"></a>00064 <span class="preprocessor">}\</span>
<a name="l00065"></a>00065 <span class="preprocessor">static CEGUI::className ## Factory s_ ## className ## Factory;</span>
<a name="l00066"></a>00066 <span class="preprocessor"></span>
<a name="l00067"></a>00067 <span class="preprocessor">#define CEGUI_START_FACTORY_MAP( module )\</span>
<a name="l00068"></a>00068 <span class="preprocessor">struct module ## MapEntry\</span>
<a name="l00069"></a>00069 <span class="preprocessor">{\</span>
<a name="l00070"></a>00070 <span class="preprocessor"> const CEGUI::utf8* d_name;\</span>
<a name="l00071"></a>00071 <span class="preprocessor"> CEGUI::WindowFactory* d_factory;\</span>
<a name="l00072"></a>00072 <span class="preprocessor">};\</span>
<a name="l00073"></a>00073 <span class="preprocessor">\</span>
<a name="l00074"></a>00074 <span class="preprocessor">module ## MapEntry module ## FactoriesMap[] =\</span>
<a name="l00075"></a>00075 <span class="preprocessor">{\</span>
<a name="l00076"></a>00076 <span class="preprocessor"></span>
<a name="l00077"></a>00077 <span class="preprocessor"></span><span class="preprocessor">#define CEGUI_END_FACTORY_MAP {0,0}};</span>
<a name="l00078"></a>00078 <span class="preprocessor"></span>
<a name="l00079"></a>00079 <span class="preprocessor">#define CEGUI_FACTORY_MAP_ENTRY( class )\</span>
<a name="l00080"></a>00080 <span class="preprocessor">{CEGUI::class::WidgetTypeName, &s_ ## class ## Factory},</span>
<a name="l00081"></a>00081 <span class="preprocessor"></span>
<a name="l00082"></a>00082 <span class="preprocessor">#define CEGUI_DEFINE_WIDGET_MODULE( module )\</span>
<a name="l00083"></a>00083 <span class="preprocessor">extern "C" void registerFactory(const CEGUI::String& type_name)\</span>
<a name="l00084"></a>00084 <span class="preprocessor">{\</span>
<a name="l00085"></a>00085 <span class="preprocessor"> module ## MapEntry* entry = module ## FactoriesMap;\</span>
<a name="l00086"></a>00086 <span class="preprocessor"> while (entry->d_name)\</span>
<a name="l00087"></a>00087 <span class="preprocessor"> {\</span>
<a name="l00088"></a>00088 <span class="preprocessor"> if (entry->d_name == type_name)\</span>
<a name="l00089"></a>00089 <span class="preprocessor"> {\</span>
<a name="l00090"></a>00090 <span class="preprocessor"> doSafeFactoryRegistration(entry->d_factory);\</span>
<a name="l00091"></a>00091 <span class="preprocessor"> return;\</span>
<a name="l00092"></a>00092 <span class="preprocessor"> }\</span>
<a name="l00093"></a>00093 <span class="preprocessor"> ++entry;\</span>
<a name="l00094"></a>00094 <span class="preprocessor"> }\</span>
<a name="l00095"></a>00095 <span class="preprocessor">\</span>
<a name="l00096"></a>00096 <span class="preprocessor"> CEGUI_THROW(CEGUI::UnknownObjectException("::registerFactory - The window factory for type '" + type_name + "' is not known in this module."));\</span>
<a name="l00097"></a>00097 <span class="preprocessor">}\</span>
<a name="l00098"></a>00098 <span class="preprocessor">\</span>
<a name="l00099"></a>00099 <span class="preprocessor">extern "C" CEGUI::uint registerAllFactories(void)\</span>
<a name="l00100"></a>00100 <span class="preprocessor">{\</span>
<a name="l00101"></a>00101 <span class="preprocessor"> CEGUI::uint count = 0;\</span>
<a name="l00102"></a>00102 <span class="preprocessor"> module ## MapEntry* entry = module ## FactoriesMap;\</span>
<a name="l00103"></a>00103 <span class="preprocessor"> while (entry->d_name)\</span>
<a name="l00104"></a>00104 <span class="preprocessor"> {\</span>
<a name="l00105"></a>00105 <span class="preprocessor"> doSafeFactoryRegistration(entry->d_factory);\</span>
<a name="l00106"></a>00106 <span class="preprocessor"> ++entry;\</span>
<a name="l00107"></a>00107 <span class="preprocessor"> ++count;\</span>
<a name="l00108"></a>00108 <span class="preprocessor"> }\</span>
<a name="l00109"></a>00109 <span class="preprocessor"> return count;\</span>
<a name="l00110"></a>00110 <span class="preprocessor">}\</span>
<a name="l00111"></a>00111 <span class="preprocessor">\</span>
<a name="l00112"></a>00112 <span class="preprocessor">void doSafeFactoryRegistration(CEGUI::WindowFactory* factory)\</span>
<a name="l00113"></a>00113 <span class="preprocessor">{\</span>
<a name="l00114"></a>00114 <span class="preprocessor"> assert(factory != 0);\</span>
<a name="l00115"></a>00115 <span class="preprocessor">\</span>
<a name="l00116"></a>00116 <span class="preprocessor"> CEGUI::WindowFactoryManager& wfm = CEGUI::WindowFactoryManager::getSingleton();\</span>
<a name="l00117"></a>00117 <span class="preprocessor"> if (wfm.isFactoryPresent(factory->getTypeName()))\</span>
<a name="l00118"></a>00118 <span class="preprocessor"> {\</span>
<a name="l00119"></a>00119 <span class="preprocessor"> CEGUI::Logger::getSingleton().logEvent(\</span>
<a name="l00120"></a>00120 <span class="preprocessor"> "Widget factory '" + factory->getTypeName() + "' appears to be already registered, skipping.",\</span>
<a name="l00121"></a>00121 <span class="preprocessor"> CEGUI::Informative);\</span>
<a name="l00122"></a>00122 <span class="preprocessor"> }\</span>
<a name="l00123"></a>00123 <span class="preprocessor"> else\</span>
<a name="l00124"></a>00124 <span class="preprocessor"> {\</span>
<a name="l00125"></a>00125 <span class="preprocessor"> wfm.addFactory(factory);\</span>
<a name="l00126"></a>00126 <span class="preprocessor"> }\</span>
<a name="l00127"></a>00127 <span class="preprocessor">}</span>
<a name="l00128"></a>00128 <span class="preprocessor"></span>
<a name="l00129"></a>00129 <span class="preprocessor">#endif // end of guard _CEGUIWidgetModule_h_</span>
</pre></div></div>
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