projects / wxWidgets.git / blame
| Commit | Line | Data |
|---|---|---|
| c2ca375c VZ |
1 | ///////////////////////////////////////////////////////////////////////////// |
| 2 | // Name: common/timercmn.cpp | |
| 3 | // Purpose: wxTimerBase implementation | |
| 4 | // Author: Julian Smart, Guillermo Rodriguez, Vadim Zeitlin | |
| 5 | // Modified by: VZ: extracted all non-wxTimer stuff in stopwatch.cpp (20.06.03) | |
| 6 | // Created: 04/01/98 | |
| 7 | // RCS-ID: $Id$ | |
| 8 | // Copyright: (c) Julian Smart | |
| 9 | // (c) 1999 Guillermo Rodriguez <guille@iies.es> | |
| 10 | // Licence: wxWindows licence | |
| 11 | ///////////////////////////////////////////////////////////////////////////// | |
| 12 | ||
| 13 | // ============================================================================ | |
| 14 | // declarations | |
| 15 | // ============================================================================ | |
| 16 | ||
| 17 | // ---------------------------------------------------------------------------- | |
| 18 | // wxWin headers | |
| 19 | // ---------------------------------------------------------------------------- | |
| 20 | ||
| 21 | // For compilers that support precompilation, includes "wx.h". | |
| 22 | #include "wx/wxprec.h" | |
| 23 | ||
| 24 | #ifdef __BORLANDC__ | |
| 25 | #pragma hdrstop | |
| 26 | #endif | |
| 27 | ||
| 28 | #if wxUSE_TIMER | |
| 29 | ||
| 30 | #include "wx/private/timer.h" | |
| 31 | #include "wx/utils.h" // for wxNewId() | |
| 32 | ||
| 33 | wxTimerImpl::wxTimerImpl(wxTimer *timer) | |
| 34 | { | |
| 35 | m_timer = timer; | |
| 36 | m_owner = NULL; | |
| 37 | m_idTimer = wxID_ANY; | |
| 38 | m_milli = 0; | |
| 39 | m_oneShot = false; | |
| 40 | } | |
| 41 | ||
| 42 | void wxTimerImpl::SetOwner(wxEvtHandler *owner, int timerid) | |
| 43 | { | |
| 44 | m_owner = owner; | |
| 45 | m_idTimer = timerid == wxID_ANY ? wxNewId() : timerid; | |
| 46 | } | |
| 47 | ||
| 48 | void wxTimerImpl::SendEvent() | |
| 49 | { | |
| 50 | wxTimerEvent event(m_idTimer, m_milli); | |
| 51 | event.SetEventObject(m_owner); | |
| 52 | (void)m_owner->ProcessEvent(event); | |
| 53 | } | |
| 54 | ||
| 55 | bool wxTimerImpl::Start(int milliseconds, bool oneShot) | |
| 56 | { | |
| 57 | // under MSW timers only work when they're started from the main thread so | |
| 58 | // let the caller know about it | |
| 59 | #if wxUSE_THREADS | |
| 60 | wxASSERT_MSG( wxThread::IsMain(), | |
| 61 | _T("timer can only be started from the main thread") ); | |
| 62 | #endif // wxUSE_THREADS | |
| 63 | ||
| 64 | if ( IsRunning() ) | |
| 65 | { | |
| 66 | // not stopping the already running timer might work for some | |
| 67 | // platforms (no problems under MSW) but leads to mysterious crashes | |
| 68 | // on the others (GTK), so to be on the safe side do it here | |
| 69 | Stop(); | |
| 70 | } | |
| 71 | ||
| 72 | if ( milliseconds != -1 ) | |
| 73 | { | |
| 74 | m_milli = milliseconds; | |
| 75 | } | |
| 76 | ||
| 77 | m_oneShot = oneShot; | |
| 78 | ||
| 79 | return true; | |
| 80 | } | |
| 81 | ||
| 82 | ||
| 83 | #endif // wxUSE_TIMER | |
| 84 |