| 1 | /////////////////////////////////////////////////////////////////////////////// |
| 2 | // Name: wx/evtloop.h |
| 3 | // Purpose: declares wxEventLoop class |
| 4 | // Author: Vadim Zeitlin |
| 5 | // Modified by: |
| 6 | // Created: 01.06.01 |
| 7 | // RCS-ID: $Id$ |
| 8 | // Copyright: (c) 2001 Vadim Zeitlin <zeitlin@dptmaths.ens-cachan.fr> |
| 9 | // Licence: wxWindows licence |
| 10 | /////////////////////////////////////////////////////////////////////////////// |
| 11 | |
| 12 | #ifndef _WX_EVTLOOP_H_ |
| 13 | #define _WX_EVTLOOP_H_ |
| 14 | |
| 15 | #if defined(__GNUG__) && !defined(__APPLE__) |
| 16 | #pragma interface "evtloop.h" |
| 17 | #endif |
| 18 | |
| 19 | // ---------------------------------------------------------------------------- |
| 20 | // wxEventLoop: a GUI event loop |
| 21 | // ---------------------------------------------------------------------------- |
| 22 | |
| 23 | class WXDLLEXPORT wxEventLoop |
| 24 | { |
| 25 | public: |
| 26 | // ctor |
| 27 | wxEventLoop() { m_impl = NULL; } |
| 28 | |
| 29 | // dtor |
| 30 | virtual ~wxEventLoop(); |
| 31 | |
| 32 | // start the event loop, return the exit code when it is finished |
| 33 | virtual int Run(); |
| 34 | |
| 35 | // exit from the loop with the given exit code |
| 36 | virtual void Exit(int rc = 0); |
| 37 | |
| 38 | // return TRUE if any events are available |
| 39 | virtual bool Pending() const; |
| 40 | |
| 41 | // dispatch a single event, return FALSE if we should exit from the loop |
| 42 | virtual bool Dispatch(); |
| 43 | |
| 44 | // is the event loop running now? |
| 45 | virtual bool IsRunning() const; |
| 46 | |
| 47 | // return currently active (running) event loop, may be NULL |
| 48 | static wxEventLoop *GetActive() { return ms_activeLoop; } |
| 49 | |
| 50 | // set currently active (running) event loop |
| 51 | static void SetActive(wxEventLoop* loop) { ms_activeLoop = loop; } |
| 52 | |
| 53 | protected: |
| 54 | // the pointer to the port specific implementation class |
| 55 | class WXDLLEXPORT wxEventLoopImpl *m_impl; |
| 56 | // the pointer to currently active loop |
| 57 | static wxEventLoop *ms_activeLoop; |
| 58 | }; |
| 59 | |
| 60 | #endif // _WX_EVTLOOP_H_ |