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1 | /////////////////////////////////////////////////////////////////////////////// | |
2 | // Name: wx/dfb/evtloop.h | |
3 | // Purpose: declares wxEventLoop class | |
4 | // Author: Vaclav Slavik | |
5 | // Created: 2006-08-16 | |
6 | // RCS-ID: $Id$ | |
7 | // Copyright: (c) 2006 REA Elektronik GmbH | |
8 | // Licence: wxWindows licence | |
9 | /////////////////////////////////////////////////////////////////////////////// | |
10 | ||
11 | #ifndef _WX_DFB_EVTLOOP_H_ | |
12 | #define _WX_DFB_EVTLOOP_H_ | |
13 | ||
14 | #include "wx/dfb/dfbptr.h" | |
15 | ||
16 | wxDFB_DECLARE_INTERFACE(IDirectFBEventBuffer); | |
17 | struct wxDFBEvent; | |
18 | ||
19 | // ---------------------------------------------------------------------------- | |
20 | // wxEventLoop | |
21 | // ---------------------------------------------------------------------------- | |
22 | ||
23 | class WXDLLIMPEXP_CORE wxEventLoop : public wxEventLoopManual | |
24 | { | |
25 | public: | |
26 | wxEventLoop(); | |
27 | ||
28 | virtual bool Pending() const; | |
29 | virtual bool Dispatch(); | |
30 | ||
31 | // returns DirectFB event buffer used by wx | |
32 | static wxIDirectFBEventBufferPtr GetDirectFBEventBuffer(); | |
33 | ||
34 | // wxYield implementation: iterate the loop as long as there are any | |
35 | // pending events | |
36 | void Yield(); | |
37 | ||
38 | protected: | |
39 | virtual void WakeUp(); | |
40 | virtual void OnNextIteration(); | |
41 | ||
42 | virtual void HandleDFBEvent(const wxDFBEvent& event); | |
43 | ||
44 | private: | |
45 | static void InitBuffer(); | |
46 | static void CleanUp(); | |
47 | ||
48 | friend class wxApp; // calls CleanUp() and WakeUp() | |
49 | ||
50 | private: | |
51 | static wxIDirectFBEventBufferPtr ms_buffer; | |
52 | ||
53 | DECLARE_NO_COPY_CLASS(wxEventLoop) | |
54 | }; | |
55 | ||
56 | #endif // _WX_DFB_EVTLOOP_H_ |