projects / wxWidgets.git / blame
| Commit | Line | Data |
|---|---|---|
| 56869c54 SC |
1 | ///////////////////////////////////////////////////////////////////////////// |
| 2 | // Name: sec/osx/core/timer.cpp | |
| 3 | // Purpose: wxTimer implementation using CoreFoundation | |
| 4 | // Author: Stefan Csomor | |
| 5 | // Modified by: | |
| 6 | // Created: 2008-07-01 | |
| 7 | // RCS-ID: $Id: timer.cpp 54129 2008-06-11 19:30:52Z SC $ | |
| 8 | // Copyright: (c) Stefan Csomor | |
| 9 | // Licence: wxWindows licence | |
| 10 | ///////////////////////////////////////////////////////////////////////////// | |
| 11 | ||
| 12 | #include "wx/wxprec.h" | |
| 13 | ||
| 14 | #if wxUSE_TIMER | |
| 15 | ||
| 16 | #ifndef WX_PRECOMP | |
| 17 | #include "wx/dynarray.h" | |
| 18 | #endif | |
| 19 | ||
| 20 | #include "wx/osx/private.h" | |
| 21 | #include "wx/osx/private/timer.h" | |
| 22 | ||
| 23 | struct wxOSXTimerInfo | |
| 24 | { | |
| 25 | wxOSXTimerImpl* m_timer; | |
| 26 | CFRunLoopTimerRef m_timerRef; | |
| 27 | }; | |
| 28 | ||
| 29 | void wxProcessTimer(CFRunLoopTimerRef WXUNUSED(theTimer), void *data) | |
| 30 | { | |
| 31 | if ( data == NULL ) | |
| 32 | return; | |
| 33 | ||
| 34 | wxOSXTimerImpl* timer = (wxOSXTimerImpl*)data; | |
| 35 | ||
| 36 | if ( timer->IsOneShot() ) | |
| 37 | timer->Stop(); | |
| 38 | ||
| 39 | timer->Notify(); | |
| 40 | } | |
| 41 | ||
| 42 | wxOSXTimerImpl::wxOSXTimerImpl(wxTimer *timer) | |
| 43 | : wxTimerImpl(timer) | |
| 44 | { | |
| 45 | m_info = new wxOSXTimerInfo(); | |
| 46 | m_info->m_timer = this; | |
| 47 | m_info->m_timerRef = kInvalidID; | |
| 48 | } | |
| 49 | ||
| 50 | bool wxOSXTimerImpl::IsRunning() const | |
| 51 | { | |
| 52 | return ( m_info->m_timerRef != kInvalidID && CFRunLoopTimerIsValid(m_info->m_timerRef)); | |
| 53 | } | |
| 54 | ||
| 55 | wxOSXTimerImpl::~wxOSXTimerImpl() | |
| 56 | { | |
| 57 | if (m_info->m_timerRef) | |
| 58 | { | |
| 59 | if ( CFRunLoopTimerIsValid(m_info->m_timerRef) ) | |
| 60 | CFRunLoopTimerInvalidate( m_info->m_timerRef ); | |
| 61 | CFRelease( m_info->m_timerRef ); | |
| 62 | } | |
| 63 | delete m_info; | |
| 64 | } | |
| 65 | ||
| 66 | bool wxOSXTimerImpl::Start( int milliseconds, bool mode ) | |
| 67 | { | |
| 68 | (void)wxTimerImpl::Start(milliseconds, mode); | |
| 69 | ||
| 70 | wxCHECK_MSG( m_milli > 0, false, wxT("invalid value for timer timeout") ); | |
| 71 | wxCHECK_MSG( m_info->m_timerRef == NULL, false, wxT("attempting to restart a timer") ); | |
| 72 | ||
| 73 | CFGregorianUnits gumilli ; | |
| 74 | memset(&gumilli,0,sizeof(gumilli) ); | |
| 75 | gumilli.seconds = m_milli / 1000.0; | |
| 76 | ||
| 77 | CFRunLoopTimerContext ctx ; | |
| 78 | memset( &ctx, 0 , sizeof(ctx) ); | |
| 79 | ctx.version = 0; | |
| 80 | ctx.info = this; | |
| 81 | ||
| 82 | m_info->m_timer = this; | |
| 83 | m_info->m_timerRef = CFRunLoopTimerCreate( | |
| 84 | kCFAllocatorDefault, | |
| 85 | CFAbsoluteTimeAddGregorianUnits( CFAbsoluteTimeGetCurrent() , NULL, gumilli ), | |
| 86 | IsOneShot() ? 0 : CFTimeInterval( m_milli / 1000.0 ) , | |
| 87 | 0, 0, wxProcessTimer, &ctx); | |
| 88 | ||
| 89 | wxASSERT_MSG( m_info->m_timerRef != NULL, wxT("unable to create timer")); | |
| 90 | ||
| 91 | CFRunLoopAddTimer( CFRunLoopGetMain() // or CFRunLoopGetCurrent() ? | |
| 92 | , m_info->m_timerRef, kCFRunLoopCommonModes) ; | |
| 93 | ||
| 94 | ||
| 95 | return true; | |
| 96 | } | |
| 97 | ||
| 98 | void wxOSXTimerImpl::Stop() | |
| 99 | { | |
| 100 | if (m_info->m_timerRef) | |
| 101 | { | |
| 102 | CFRunLoopTimerInvalidate( m_info->m_timerRef ); | |
| 103 | CFRelease( m_info->m_timerRef ); | |
| 104 | } | |
| 105 | m_info->m_timerRef = kInvalidID; | |
| 106 | } | |
| 107 | ||
| 108 | #endif // wxUSE_TIMER | |
| 109 |