app.h

   1 // This file is part of the utui library, a terminal UI framework.
   2 //
   3 // Copyright (C) 2006 by Mike Sharov <msharov@users.sourceforge.net>
   4 // This file is free software, distributed under the MIT License.
   5 //
   6 // app.h
   7 //
   8
   9 #ifndef APP_H_226555EB37A021D97E5DB2EB1D8A12CD
  10 #define APP_H_226555EB37A021D97E5DB2EB1D8A12CD
  11
  12 /// \class CApplication app.h utui.h
  13 ///
  14 /// This is the main application class base. To create a utui application,
  15 /// derive a singleton class from CApplication and use the WinMain macro
  16 /// to instantiate it.
  17 ///
  18 class CApplication {
  19 public:
  20     typedef int         argc_t;
  21     typedef const char* const* argv_t;
  22 public:
  23     inline virtual     ~CApplication (void)             { }
  24     int                 Run (argc_t argc, argv_t argv);
  25 protected:
  26                         CApplication (void);
  27     virtual void        OnCreate (argc_t argc, argv_t argv);
  28     virtual void        OnDestroy (void);
  29 };
  30
  31 //----------------------------------------------------------------------
  32
  33 extern "C" void InstallCleanupHandlers (void);
  34
  35 //----------------------------------------------------------------------
  36
  37 template <typename T>
  38 inline int TWinMain (int argc, const char* const* argv)
  39 {
  40     InstallCleanupHandlers();
  41     return (T::Instance().Run (argc, argv));
  42 }
  43
  44 #define WinMain(AppClass)                       \
  45 int main (int argc, const char* const* argv)    \
  46 {                                               \
  47     return (TWinMain<AppClass> (argc, argv));   \
  48 }
  49
  50 //----------------------------------------------------------------------
  51
  52 #endif
  53