include/wx/os2/app.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        app.h
   3 // Purpose:     wxApp class
   4 // Author:      David Webster
   5 // Modified by:
   6 // Created:     10/13/99
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) David Webster
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #ifndef _WX_APP_H_
  13 #define _WX_APP_H_
  14
  15 #include "wx/event.h"
  16 #include "wx/icon.h"
  17
  18 class WXDLLEXPORT wxFrame;
  19 class WXDLLEXPORT wxWindow;
  20 class WXDLLEXPORT wxApp ;
  21 class WXDLLEXPORT wxKeyEvent;
  22 class WXDLLEXPORT wxLog;
  23
  24 WXDLLEXPORT_DATA(extern wxApp*) wxTheApp;
  25 WXDLLEXPORT_DATA(extern HAB)    vHabmain;
  26
  27 // Force an exit from main loop
  28 void WXDLLEXPORT wxExit(void);
  29
  30 // Yield to other apps/messages
  31 bool WXDLLEXPORT wxYield(void);
  32
  33 // Represents the application. Derive OnInit and declare
  34 // a new App object to start application
  35 class WXDLLEXPORT wxApp : public wxAppBase
  36 {
  37     DECLARE_DYNAMIC_CLASS(wxApp)
  38
  39 public:
  40     wxApp();
  41     virtual ~wxApp();
  42
  43     virtual bool OnInitGui(void);
  44
  45     // override base class (pure) virtuals
  46     virtual int  MainLoop(void);
  47     virtual void ExitMainLoop(void);
  48     virtual bool Initialized(void);
  49     virtual bool Pending(void) ;
  50     virtual void Dispatch(void);
  51
  52     virtual wxIcon GetStdIcon(int which) const;
  53
  54     virtual void SetPrintMode(int mode) { m_nPrintMode = mode; }
  55     virtual int  GetPrintMode(void) const { return m_nPrintMode; }
  56
  57     // implementation only
  58     void OnIdle(wxIdleEvent& rEvent);
  59     void OnEndSession(wxCloseEvent& rEvent);
  60     void OnQueryEndSession(wxCloseEvent& rEvent);
  61
  62     // Send idle event to all top-level windows.
  63     // Returns TRUE if more idle time is requested.
  64     bool SendIdleEvents(void);
  65
  66     // Send idle event to window and all subwindows
  67     // Returns TRUE if more idle time is requested.
  68     bool SendIdleEvents(wxWindow* pWin);
  69
  70     void SetAuto3D(bool bFlag) { m_bAuto3D = bFlag; }
  71     bool GetAuto3D(void) const { return m_bAuto3D; }
  72
  73 protected:
  74     bool                            m_bShowOnInit;
  75     int                             m_nPrintMode; // wxPRINT_WINDOWS, wxPRINT_POSTSCRIPT
  76     bool                            m_bAuto3D ;   // Always use 3D controls, except where overriden
  77
  78     //
  79     // PM-specific wxApp definitions */
  80     //
  81 public:
  82
  83     // Implementation
  84     static bool  Initialize(HAB vHab);
  85     static void  CleanUp(void);
  86
  87     static bool  RegisterWindowClasses(HAB vHab);
  88     virtual bool DoMessage(void);
  89     virtual bool ProcessMessage(WXMSG* pMsg);
  90     void         DeletePendingObjects(void);
  91     bool         ProcessIdle(void);
  92 #if wxUSE_THREADS
  93     void         ProcessPendingEvents(void);
  94 #endif
  95
  96 public:
  97     int                             m_nCmdShow;
  98
  99 protected:
 100     bool                            m_bKeepGoing ;
 101
 102     DECLARE_EVENT_TABLE()
 103 private:
 104     HMQ                             m_hMq;
 105     QMSG                            m_vMsg;
 106 };
 107
 108 int WXDLLEXPORT wxEntry( int argc, char *argv[] );
 109 #endif
 110     // _WX_APP_H_
 111