| 1 | /////////////////////////////////////////////////////////////////////////////// |
| 2 | // Name: wx/univ/scrtimer.h |
| 3 | // Purpose: wxScrollTimer: small helper class for wxScrollArrow/Thumb |
| 4 | // Author: Vadim Zeitlin |
| 5 | // Modified by: |
| 6 | // Created: 18.02.01 |
| 7 | // RCS-ID: $Id$ |
| 8 | // Copyright: (c) 2001 SciTech Software, Inc. (www.scitechsoft.com) |
| 9 | // Licence: wxWindows licence |
| 10 | /////////////////////////////////////////////////////////////////////////////// |
| 11 | |
| 12 | #ifndef _WX_UNIV_SCRTIMER_H |
| 13 | #define _WX_UNIV_SCRTIMER_H |
| 14 | |
| 15 | // NB: this class is implemented in scrolbar.cpp |
| 16 | |
| 17 | #include "wx/defs.h" |
| 18 | |
| 19 | #if wxUSE_TIMER |
| 20 | |
| 21 | #include "wx/timer.h" |
| 22 | |
| 23 | // ---------------------------------------------------------------------------- |
| 24 | // wxScrollTimer: the timer used when the arrow or scrollbar shaft is kept |
| 25 | // pressed |
| 26 | // ---------------------------------------------------------------------------- |
| 27 | |
| 28 | class WXDLLEXPORT wxScrollTimer : public wxTimer |
| 29 | { |
| 30 | public: |
| 31 | // default ctor |
| 32 | wxScrollTimer(); |
| 33 | |
| 34 | // start generating the events |
| 35 | void StartAutoScroll(); |
| 36 | |
| 37 | // the base class method |
| 38 | virtual void Notify(); |
| 39 | |
| 40 | protected: |
| 41 | // to implement in derived classes: perform the scroll action and return |
| 42 | // true to continue scrolling or false to stop |
| 43 | virtual bool DoNotify() = 0; |
| 44 | |
| 45 | // should we skip the next timer event? |
| 46 | bool m_skipNext; |
| 47 | }; |
| 48 | |
| 49 | #endif // wxUSE_TIMER |
| 50 | |
| 51 | #endif // _WX_UNIV_SCRTIMER_H |