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 <sys/time.h>
  16 #include <sys/types.h>
  17 #include <unistd.h>
  18
  19 #include "wx/event.h"
  20 #include "wx/icon.h"
  21
  22 class WXDLLEXPORT wxFrame;
  23 class WXDLLEXPORT wxWindow;
  24 class WXDLLEXPORT wxApp;
  25 class WXDLLEXPORT wxKeyEvent;
  26 class WXDLLEXPORT wxLog;
  27
  28 WXDLLEXPORT_DATA(extern wxApp*) wxTheApp;
  29 WXDLLEXPORT_DATA(extern HAB)    vHabmain;
  30
  31 // Force an exit from main loop
  32 void WXDLLEXPORT wxExit(void);
  33
  34 // Yield to other apps/messages
  35 bool WXDLLEXPORT wxYield(void);
  36
  37 extern MRESULT EXPENTRY wxWndProc( HWND
  38                                   ,ULONG
  39                                   ,MPARAM
  40                                   ,MPARAM
  41                                  );
  42
  43
  44 // Represents the application. Derive OnInit and declare
  45 // a new App object to start application
  46 class WXDLLEXPORT wxApp : public wxAppBase
  47 {
  48     DECLARE_DYNAMIC_CLASS(wxApp)
  49
  50 public:
  51     wxApp();
  52     virtual ~wxApp();
  53
  54     virtual bool OnInitGui(void);
  55
  56     // override base class (pure) virtuals
  57     virtual int  MainLoop(void);
  58     virtual void ExitMainLoop(void);
  59     virtual bool Initialized(void);
  60     virtual bool Pending(void) ;
  61     virtual void Dispatch(void);
  62
  63     virtual wxIcon GetStdIcon(int which) const;
  64
  65     virtual void SetPrintMode(int mode) { m_nPrintMode = mode; }
  66     virtual int  GetPrintMode(void) const { return m_nPrintMode; }
  67
  68     // implementation only
  69     void OnIdle(wxIdleEvent& rEvent);
  70     void OnEndSession(wxCloseEvent& rEvent);
  71     void OnQueryEndSession(wxCloseEvent& rEvent);
  72
  73     // Send idle event to all top-level windows.
  74     // Returns TRUE if more idle time is requested.
  75     bool SendIdleEvents(void);
  76
  77     // Send idle event to window and all subwindows
  78     // Returns TRUE if more idle time is requested.
  79     bool SendIdleEvents(wxWindow* pWin);
  80
  81     void SetAuto3D(bool bFlag) { m_bAuto3D = bFlag; }
  82     bool GetAuto3D(void) const { return m_bAuto3D; }
  83
  84     int AddSocketHandler(int handle, int mask,
  85                          void (*callback)(void*), void * gsock);
  86     void RemoveSocketHandler(int handle);
  87     void HandleSockets();
  88
  89 protected:
  90     bool                            m_bShowOnInit;
  91     int                             m_nPrintMode; // wxPRINT_WINDOWS, wxPRINT_POSTSCRIPT
  92     bool                            m_bAuto3D ;   // Always use 3D controls, except where overriden
  93
  94     //
  95     // PM-specific wxApp definitions */
  96     //
  97 private:
  98     int m_maxSocketHandles;
  99     int m_maxSocketNr;
 100     int m_lastUsedHandle;
 101     fd_set m_readfds, m_writefds;
 102     void *m_sockCallbackInfo;
 103
 104 public:
 105
 106     // Implementation
 107     static bool  Initialize(HAB vHab);
 108     static void  CleanUp(void);
 109
 110     static bool  RegisterWindowClasses(HAB vHab);
 111     virtual bool DoMessage(void);
 112     virtual bool ProcessMessage(WXMSG* pMsg);
 113     void         DeletePendingObjects(void);
 114     bool         ProcessIdle(void);
 115
 116 public:
 117     int                             m_nCmdShow;
 118     HMQ                             m_hMq;
 119
 120 protected:
 121     bool                            m_bKeepGoing ;
 122
 123     DECLARE_EVENT_TABLE()
 124 };
 125
 126 int WXDLLEXPORT wxEntry( int argc, char *argv[] );
 127 #endif
 128     // _WX_APP_H_
 129