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 #ifdef __WATCOMC__
  16
  17 #include <sys/ioctl.h>
  18 #include <sys/select.h>
  19
  20 #else
  21
  22 #include <sys/time.h>
  23 #include <sys/types.h>
  24
  25 #ifdef __EMX__
  26 #include <unistd.h>
  27 #else
  28 #include <utils.h>
  29 #undef BYTE_ORDER
  30 #include <types.h>
  31 #define INCL_ORDERS
  32 #endif
  33
  34 #endif
  35
  36 #include "wx/event.h"
  37 #include "wx/icon.h"
  38
  39 class WXDLLEXPORT wxFrame;
  40 class WXDLLEXPORT wxWindow;
  41 class WXDLLEXPORT wxApp;
  42 class WXDLLEXPORT wxKeyEvent;
  43 class WXDLLEXPORT wxLog;
  44
  45 WXDLLEXPORT_DATA(extern wxApp*) wxTheApp;
  46 WXDLLEXPORT_DATA(extern HAB)    vHabmain;
  47
  48 // Force an exit from main loop
  49 void WXDLLEXPORT wxExit(void);
  50
  51 // Yield to other apps/messages
  52 bool WXDLLEXPORT wxYield(void);
  53
  54 extern MRESULT EXPENTRY wxWndProc( HWND
  55                                   ,ULONG
  56                                   ,MPARAM
  57                                   ,MPARAM
  58                                  );
  59
  60
  61 // Represents the application. Derive OnInit and declare
  62 // a new App object to start application
  63 class WXDLLEXPORT wxApp : public wxAppBase
  64 {
  65     DECLARE_DYNAMIC_CLASS(wxApp)
  66
  67 public:
  68     wxApp();
  69     virtual ~wxApp();
  70
  71     virtual bool OnInitGui(void);
  72
  73     // override base class (pure) virtuals
  74     virtual int  MainLoop(void);
  75     virtual void ExitMainLoop(void);
  76     virtual bool Initialized(void);
  77     virtual bool Pending(void) ;
  78     virtual void Dispatch(void);
  79
  80     virtual void Exit();
  81
  82     virtual bool Yield(bool onlyIfNeeded = FALSE);
  83     virtual void WakeUpIdle(void);
  84
  85     virtual void SetPrintMode(int mode) { m_nPrintMode = mode; }
  86     virtual int  GetPrintMode(void) const { return m_nPrintMode; }
  87
  88     // implementation only
  89     void OnIdle(wxIdleEvent& rEvent);
  90     void OnEndSession(wxCloseEvent& rEvent);
  91     void OnQueryEndSession(wxCloseEvent& rEvent);
  92
  93     int AddSocketHandler(int handle, int mask,
  94                          void (*callback)(void*), void * gsock);
  95     void RemoveSocketHandler(int handle);
  96     void HandleSockets();
  97
  98 protected:
  99     bool                            m_bShowOnInit;
 100     int                             m_nPrintMode; // wxPRINT_WINDOWS, wxPRINT_POSTSCRIPT
 101
 102     //
 103     // PM-specific wxApp definitions */
 104     //
 105 private:
 106     int                             m_maxSocketHandles;
 107     int                             m_maxSocketNr;
 108     int                             m_lastUsedHandle;
 109     fd_set                          m_readfds;
 110     fd_set                          m_writefds;
 111     void*                           m_sockCallbackInfo;
 112
 113 public:
 114
 115     // Implementation
 116     virtual bool  Initialize(int& argc, wxChar **argv);
 117     virtual void  CleanUp(void);
 118
 119     static bool  RegisterWindowClasses(HAB vHab);
 120     virtual void DoMessage(WXMSG *pMsg);
 121     virtual bool DoMessage(void);
 122     virtual bool ProcessMessage(WXMSG* pMsg);
 123
 124 public:
 125     int                             m_nCmdShow;
 126     HMQ                             m_hMq;
 127
 128 protected:
 129     bool                            m_bKeepGoing ;
 130
 131     DECLARE_EVENT_TABLE()
 132 };
 133 #endif
 134     // _WX_APP_H_
 135