libyui
3.0.10
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00001 /* 00002 Copyright (C) 2000-2012 Novell, Inc 00003 This library is free software; you can redistribute it and/or modify 00004 it under the terms of the GNU Lesser General Public License as 00005 published by the Free Software Foundation; either version 2.1 of the 00006 License, or (at your option) version 3.0 of the License. This library 00007 is distributed in the hope that it will be useful, but WITHOUT ANY 00008 WARRANTY; without even the implied warranty of MERCHANTABILITY or 00009 FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public 00010 License for more details. You should have received a copy of the GNU 00011 Lesser General Public License along with this library; if not, write 00012 to the Free Software Foundation, Inc., 51 Franklin Street, Fifth 00013 Floor, Boston, MA 02110-1301 USA 00014 */ 00015 00016 00017 /*-/ 00018 00019 File: YUILoader.h 00020 00021 Author: Stefan Hundhammer <sh@suse.de> 00022 00023 /-*/ 00024 00025 00026 #ifndef YUILoader_h 00027 #define YUILoader_h 00028 00029 00030 #include <string> 00031 00032 #include "YUI.h" 00033 00034 00035 00036 #define YUIPlugin_Qt "qt" 00037 #define YUIPlugin_NCurses "ncurses" 00038 #define YUIPlugin_Gtk "gtk" 00039 00040 00041 /** 00042 * Class to load one of the concrete UI plug-ins: Qt, NCurses, Gtk. 00043 **/ 00044 class YUILoader 00045 { 00046 public: 00047 /** 00048 * Load any of the available UI plug-ins in this order: 00049 * - Qt if $DISPLAY is set 00050 * - NCurses if stdout is a tty 00051 **/ 00052 static void loadUI( bool withThreads = false ); 00053 00054 /** 00055 * Load a UI plug-in. 'name' is one of the YUIPlugin_ -defines above. 00056 * 00057 * This might throw exceptions. 00058 **/ 00059 static void loadPlugin( const std::string & name, bool withThreads = false ); 00060 00061 static bool pluginExists( const std::string & pluginBaseName ); 00062 00063 private: 00064 YUILoader() {} 00065 ~YUILoader() {} 00066 }; 00067 00068 00069 /** 00070 * Every UI plug-in has to provide a function 00071 * 00072 * YUI * createUI( bool withThreads ) 00073 * 00074 * that creates a UI of that specific type upon the first call and returns that 00075 * singleton for all subsequent calls. 00076 **/ 00077 typedef YUI * (*createUIFunction_t)( bool ); 00078 00079 00080 #endif // YUILoader_h