include/wx/x11/app.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        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_APP_H_
  13 #define _WX_APP_H_
  14
  15 #ifdef __GNUG__
  16 #pragma interface "app.h"
  17 #endif
  18
  19 // ----------------------------------------------------------------------------
  20 // headers
  21 // ----------------------------------------------------------------------------
  22
  23 #include "wx/gdicmn.h"
  24 #include "wx/event.h"
  25
  26 // ----------------------------------------------------------------------------
  27 // forward declarations
  28 // ----------------------------------------------------------------------------
  29
  30 class WXDLLEXPORT wxFrame;
  31 class WXDLLEXPORT wxWindow;
  32 class WXDLLEXPORT wxApp;
  33 class WXDLLEXPORT wxKeyEvent;
  34 class WXDLLEXPORT wxLog;
  35 class WXDLLEXPORT wxEventLoop;
  36
  37 // ----------------------------------------------------------------------------
  38 // the wxApp class for wxX11 - see wxAppBase for more details
  39 // ----------------------------------------------------------------------------
  40
  41 class WXDLLEXPORT wxApp : public wxAppBase
  42 {
  43     DECLARE_DYNAMIC_CLASS(wxApp)
  44
  45 public:
  46     wxApp();
  47     ~wxApp() {}
  48
  49     // override base class (pure) virtuals
  50     // -----------------------------------
  51
  52     virtual int MainLoop();
  53     virtual void ExitMainLoop();
  54     virtual bool Initialized();
  55     virtual bool Pending();
  56     virtual void Dispatch();
  57     virtual bool Yield(bool onlyIfNeeded = FALSE);
  58
  59     virtual bool OnInitGui();
  60
  61     // implementation from now on
  62     // --------------------------
  63
  64     void OnIdle(wxIdleEvent& event);
  65
  66     // Send idle event to all top-level windows.
  67     // Returns TRUE if more idle time is requested.
  68     bool SendIdleEvents();
  69
  70     // Send idle event to window and all subwindows
  71     // Returns TRUE if more idle time is requested.
  72     bool SendIdleEvents(wxWindow* win);
  73
  74     // Processes an X event.
  75     virtual bool ProcessXEvent(WXEvent* event);
  76
  77     virtual void OnAssert(const wxChar *file, int line, const wxChar *msg);
  78
  79 protected:
  80     bool                  m_showOnInit;
  81
  82 public:
  83     // Implementation
  84     static bool Initialize();
  85     static void CleanUp();
  86
  87     void DeletePendingObjects();
  88     bool ProcessIdle();
  89
  90     WXWindow       GetTopLevelWidget() const { return m_topLevelWidget; }
  91     WXColormap     GetMainColormap(WXDisplay* display);
  92     long           GetMaxRequestSize() const { return m_maxRequestSize; }
  93
  94     // This handler is called when a property change event occurs
  95     virtual bool HandlePropertyChange(WXEvent *event);
  96
  97     // We need this before create the app
  98     static   WXDisplay* GetDisplay() { return ms_display; }
  99     static   WXDisplay* ms_display;
 100
 101     // Values that can be passed on the command line.
 102     // Returns -1, -1 if none specified.
 103     const wxSize& GetInitialSize() const { return m_initialSize; }
 104     bool GetShowIconic() const { return m_showIconic; }
 105
 106 public:
 107     static long           sm_lastMessageTime;
 108     bool                  m_showIconic;
 109     wxSize                m_initialSize;
 110 protected:
 111     bool                  m_keepGoing;
 112
 113     WXWindow              m_topLevelWidget;
 114     WXColormap            m_mainColormap;
 115     long                  m_maxRequestSize;
 116     wxEventLoop*          m_mainLoop;
 117
 118     DECLARE_EVENT_TABLE()
 119 };
 120
 121 int WXDLLEXPORT wxEntry( int argc, char *argv[] );
 122
 123 #endif
 124 // _WX_APP_H_
 125