1 // App.hh 2 // Copyright (c) 2002 Henrik Kinnunen (fluxgen at fluxbox dot org) 3 // 4 // Permission is hereby granted, free of charge, to any person obtaining a 5 // copy of this software and associated documentation files (the "Software"), 6 // to deal in the Software without restriction, including without limitation 7 // the rights to use, copy, modify, merge, publish, distribute, sublicense, 8 // and/or sell copies of the Software, and to permit persons to whom the 9 // Software is furnished to do so, subject to the following conditions: 10 // 11 // The above copyright notice and this permission notice shall be included in 12 // all copies or substantial portions of the Software. 13 // 14 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 15 // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 16 // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 17 // THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 18 // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING 19 // FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER 20 // DEALINGS IN THE SOFTWARE. 21 22 #ifndef FBTK_APP_HH 23 #define FBTK_APP_HH 24 25 #include <X11/Xlib.h> 26 #include <cstring> 27 28 namespace FbTk { 29 30 /// Main class for applications, every application must create an instance of this class 31 /** 32 * Usage: \n 33 * App app; \n 34 * ... \n 35 * init some other stuff; \n 36 * ... \n 37 * main loop starts here: \n 38 * app.eventLoop(); \n 39 * 40 * To end main loop you call App::instance()->end() 41 */ 42 class App { 43 public: 44 /// @return singleton instance of App 45 static App *instance(); 46 /// creates a display connection 47 explicit App(const char *displayname=0); 48 virtual ~App(); 49 /// display connection display() const50 inline Display *display() const { return m_display; } 51 void sync(bool discard); 52 /// starts event loop 53 virtual void eventLoop(); 54 /// forces an end to event loop 55 void end(); done() const56 bool done() const { return m_done; } 57 private: 58 static App *s_app; 59 bool m_done; 60 Display *m_display; 61 }; 62 63 } // end namespace FbTk 64 65 #endif // FBTK_APP_HH 66