include/wx/msw/app.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        app.h
   3 // Purpose:     wxApp class
   4 // Author:      Julian Smart
   5 // Modified by:
   6 // Created:     01/02/97
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Julian Smart
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #ifndef _WX_APP_H_
  13 #define _WX_APP_H_
  14
  15 #ifdef __GNUG__
  16 #pragma interface "app.h"
  17 #endif
  18
  19 #include "wx/defs.h"
  20 #include "wx/object.h"
  21 #include "wx/event.h"
  22 #include "wx/icon.h"
  23
  24 class WXDLLEXPORT wxFrame;
  25 class WXDLLEXPORT wxWindow;
  26 class WXDLLEXPORT wxApp ;
  27 class WXDLLEXPORT wxKeyEvent;
  28 class WXDLLEXPORT wxLog;
  29
  30 WXDLLEXPORT_DATA(extern wxApp*) wxTheApp;
  31
  32 // Force an exit from main loop
  33 void WXDLLEXPORT wxExit();
  34
  35 // Yield to other apps/messages
  36 bool WXDLLEXPORT wxYield();
  37
  38 // Represents the application. Derive OnInit and declare
  39 // a new App object to start application
  40 class WXDLLEXPORT wxApp : public wxAppBase
  41 {
  42     DECLARE_DYNAMIC_CLASS(wxApp)
  43
  44 public:
  45     wxApp();
  46     virtual ~wxApp();
  47
  48     // override base class (pure) virtuals
  49     virtual int MainLoop();
  50     virtual void ExitMainLoop();
  51     virtual bool Initialized();
  52     virtual bool Pending() ;
  53     virtual void Dispatch() ;
  54
  55     virtual wxIcon GetStdIcon(int which) const;
  56
  57     virtual void SetPrintMode(int mode) { m_printMode = mode; }
  58     virtual int GetPrintMode() const { return m_printMode; }
  59
  60     // implementation only
  61     void OnIdle(wxIdleEvent& event);
  62     void OnEndSession(wxCloseEvent& event);
  63     void OnQueryEndSession(wxCloseEvent& event);
  64
  65     // Send idle event to all top-level windows.
  66     // Returns TRUE if more idle time is requested.
  67     bool SendIdleEvents();
  68
  69     // Send idle event to window and all subwindows
  70     // Returns TRUE if more idle time is requested.
  71     bool SendIdleEvents(wxWindow* win);
  72
  73     void SetAuto3D(bool flag) { m_auto3D = flag; }
  74     bool GetAuto3D() const { return m_auto3D; }
  75
  76 protected:
  77     bool              m_showOnInit;
  78     int               m_printMode; // wxPRINT_WINDOWS, wxPRINT_POSTSCRIPT
  79     bool              m_auto3D ;   // Always use 3D controls, except where overriden
  80
  81     /* Windows-specific wxApp definitions */
  82
  83 public:
  84
  85     // Implementation
  86     static bool Initialize();
  87     static void CleanUp();
  88
  89     static bool RegisterWindowClasses();
  90     // Convert Windows to argc, argv style
  91     void ConvertToStandardCommandArgs(char* p);
  92     virtual bool DoMessage();
  93     virtual bool ProcessMessage(WXMSG* pMsg);
  94     void DeletePendingObjects();
  95     bool ProcessIdle();
  96 #if wxUSE_THREADS
  97     void ProcessPendingEvents();
  98 #endif
  99     int GetComCtl32Version() const;
 100
 101 public:
 102     int               m_nCmdShow;
 103
 104 protected:
 105     bool              m_keepGoing ;
 106
 107     DECLARE_EVENT_TABLE()
 108 };
 109
 110 #if !defined(_WINDLL) || (defined(_WINDLL) && defined(WXMAKINGDLL))
 111 int WXDLLEXPORT wxEntry(WXHINSTANCE hInstance, WXHINSTANCE hPrevInstance, char *lpszCmdLine,
 112                     int nCmdShow, bool enterLoop = TRUE);
 113 #else
 114 int WXDLLEXPORT wxEntry(WXHINSTANCE hInstance);
 115 #endif
 116
 117 #endif
 118     // _WX_APP_H_
 119