include/wx/x11/app.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        wx/x11/app.h
   3 // Purpose:     wxApp class
   4 // Author:      Julian Smart
   5 // Modified by:
   6 // Created:     17/09/98
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Julian Smart
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #ifndef _WX_X11_APP_H_
  13 #define _WX_X11_APP_H_
  14
  15 // ----------------------------------------------------------------------------
  16 // headers
  17 // ----------------------------------------------------------------------------
  18
  19 #include "wx/gdicmn.h"
  20 #include "wx/event.h"
  21
  22 // ----------------------------------------------------------------------------
  23 // forward declarations
  24 // ----------------------------------------------------------------------------
  25
  26 class WXDLLIMPEXP_FWD_CORE wxFrame;
  27 class WXDLLIMPEXP_FWD_CORE wxWindow;
  28 class WXDLLIMPEXP_FWD_CORE wxApp;
  29 class WXDLLIMPEXP_FWD_CORE wxKeyEvent;
  30 class WXDLLIMPEXP_FWD_BASE wxLog;
  31 class WXDLLIMPEXP_FWD_CORE wxXVisualInfo;
  32
  33 // ----------------------------------------------------------------------------
  34 // the wxApp class for wxX11 - see wxAppBase for more details
  35 // ----------------------------------------------------------------------------
  36
  37 class WXDLLEXPORT wxApp : public wxAppBase
  38 {
  39 public:
  40     wxApp();
  41     virtual ~wxApp();
  42
  43     // override base class (pure) virtuals
  44     // -----------------------------------
  45
  46     virtual void Exit();
  47
  48     virtual bool Yield(bool onlyIfNeeded = FALSE);
  49     virtual void WakeUpIdle();
  50
  51     virtual bool OnInitGui();
  52
  53     // implementation from now on
  54     // --------------------------
  55
  56     // Processes an X event.
  57     virtual bool ProcessXEvent(WXEvent* event);
  58
  59 #ifdef __WXDEBUG__
  60     virtual void OnAssert(const wxChar *file, int line, const wxChar* cond, const wxChar *msg);
  61 #endif // __WXDEBUG__
  62
  63 public:
  64     // Implementation
  65     virtual bool Initialize(int& argc, wxChar **argv);
  66     virtual void CleanUp();
  67
  68     WXWindow       GetTopLevelWidget() const { return m_topLevelWidget; }
  69     WXColormap     GetMainColormap(WXDisplay* display);
  70     long           GetMaxRequestSize() const { return m_maxRequestSize; }
  71
  72     // This handler is called when a property change event occurs
  73     virtual bool HandlePropertyChange(WXEvent *event);
  74
  75     // Values that can be passed on the command line.
  76     // Returns -1, -1 if none specified.
  77     const wxSize& GetInitialSize() const { return m_initialSize; }
  78     bool GetShowIconic() const { return m_showIconic; }
  79
  80 #if wxUSE_UNICODE
  81     // Global context for Pango layout. Either use X11
  82     // or use Xft rendering according to GDK_USE_XFT
  83     // environment variable
  84     PangoContext* GetPangoContext();
  85 #endif
  86
  87     wxXVisualInfo* GetVisualInfo(WXDisplay* WXUNUSED(display))
  88     {
  89         // this should be implemented correctly for wxBitmap to work
  90         // with multiple display
  91         return m_visualInfo;
  92     }
  93
  94 public:
  95     static long           sm_lastMessageTime;
  96     bool                  m_showIconic;
  97     wxSize                m_initialSize;
  98
  99 #if !wxUSE_NANOX
 100     wxXVisualInfo*        m_visualInfo;
 101 #endif
 102
 103 protected:
 104     WXWindow              m_topLevelWidget;
 105     WXColormap            m_mainColormap;
 106     long                  m_maxRequestSize;
 107
 108     DECLARE_DYNAMIC_CLASS(wxApp)
 109 };
 110
 111 #endif // _WX_X11_APP_H_
 112