include/wx/gtk/app.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        wx/gtk/app.h
   3 // Purpose:
   4 // Author:      Robert Roebling
   5 // Id:          $Id$
   6 // Copyright:   (c) 1998 Robert Roebling, Julian Smart
   7 // Licence:     wxWindows licence
   8 /////////////////////////////////////////////////////////////////////////////
   9
  10 #ifndef _WX_GTK_APP_H_
  11 #define _WX_GTK_APP_H_
  12
  13 //-----------------------------------------------------------------------------
  14 // classes
  15 //-----------------------------------------------------------------------------
  16
  17 class WXDLLIMPEXP_CORE wxApp;
  18 class WXDLLIMPEXP_BASE wxLog;
  19
  20 //-----------------------------------------------------------------------------
  21 // wxApp
  22 //-----------------------------------------------------------------------------
  23
  24 class WXDLLIMPEXP_CORE wxApp: public wxAppBase
  25 {
  26 public:
  27     wxApp();
  28     virtual ~wxApp();
  29
  30     /* override for altering the way wxGTK intializes the GUI
  31      * (palette/visual/colorcube). under wxMSW, OnInitGui() does nothing by
  32      * default. when overriding this method, the code in it is likely to be
  33      * platform dependent, otherwise use OnInit(). */
  34     virtual bool OnInitGui();
  35
  36     // override base class (pure) virtuals
  37     virtual bool Yield(bool onlyIfNeeded = FALSE);
  38     virtual void WakeUpIdle();
  39
  40     virtual bool Initialize(int& argc, wxChar **argv);
  41     virtual void CleanUp();
  42
  43     static bool InitialzeVisual();
  44
  45 #ifdef __WXDEBUG__
  46     virtual void OnAssertFailure(const wxChar *file,
  47                                  int line,
  48                                  const wxChar *func,
  49                                  const wxChar *cond,
  50                                  const wxChar *msg);
  51
  52     bool IsInAssert() const { return m_isInAssert; }
  53 #endif // __WXDEBUG__
  54
  55     // GTK-specific methods
  56     // -------------------
  57
  58     // this can be overridden to return a specific visual to be used for GTK+
  59     // instead of the default one (it's used by wxGLApp)
  60     //
  61     // must return XVisualInfo pointer (it is not freed by caller)
  62     virtual void *GetXVisualInfo() { return NULL; }
  63
  64
  65     // implementation only from now on
  66     // -------------------------------
  67
  68     guint m_idleTag;
  69     // temporarily disable idle events
  70     void SuspendIdleCallback();
  71
  72     // This returns the current visual: either that used by wxRootWindow
  73     // or the XVisualInfo* for SGI.
  74     GdkVisual      *GetGdkVisual();
  75
  76 private:
  77     // true if we're inside an assert modal dialog
  78 #ifdef __WXDEBUG__
  79     bool m_isInAssert;
  80 #endif // __WXDEBUG__
  81
  82     DECLARE_DYNAMIC_CLASS(wxApp)
  83     DECLARE_EVENT_TABLE()
  84 };
  85
  86 #endif // _WX_GTK_APP_H_