]>
Commit | Line | Data |
---|---|---|
1 | ///////////////////////////////////////////////////////////////////////////// | |
2 | // Name: sec/mac/carbon/timer.cpp | |
3 | // Purpose: wxTimer implementation | |
4 | // Author: Stefan Csomor | |
5 | // Modified by: | |
6 | // Created: 1998-01-01 | |
7 | // RCS-ID: $Id$ | |
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/mac/private/timer.h" | |
21 | ||
22 | #ifdef __WXMAC__ | |
23 | #include "wx/mac/private.h" | |
24 | #endif | |
25 | ||
26 | struct MacTimerInfo | |
27 | { | |
28 | wxCarbonTimerImpl* m_timer; | |
29 | EventLoopTimerUPP m_proc; | |
30 | EventLoopTimerRef m_timerRef; | |
31 | }; | |
32 | ||
33 | static pascal void wxProcessTimer( EventLoopTimerRef WXUNUSED(theTimer), void *data ) | |
34 | { | |
35 | if ( data == NULL ) | |
36 | return; | |
37 | ||
38 | wxCarbonTimerImpl* timer = (wxCarbonTimerImpl*)data; | |
39 | ||
40 | if ( timer->IsOneShot() ) | |
41 | timer->Stop(); | |
42 | ||
43 | timer->Notify(); | |
44 | } | |
45 | ||
46 | wxCarbonTimerImpl::wxCarbonTimerImpl(wxTimer *timer) | |
47 | : wxTimerImpl(timer) | |
48 | { | |
49 | m_info = new MacTimerInfo(); | |
50 | m_info->m_timer = this; | |
51 | m_info->m_proc = NULL; | |
52 | m_info->m_timerRef = kInvalidID; | |
53 | } | |
54 | ||
55 | bool wxCarbonTimerImpl::IsRunning() const | |
56 | { | |
57 | return ( m_info->m_timerRef != kInvalidID ); | |
58 | } | |
59 | ||
60 | wxCarbonTimerImpl::~wxCarbonTimerImpl() | |
61 | { | |
62 | delete m_info; | |
63 | } | |
64 | ||
65 | bool wxCarbonTimerImpl::Start( int milliseconds, bool mode ) | |
66 | { | |
67 | (void)wxTimerImpl::Start(milliseconds, mode); | |
68 | ||
69 | wxCHECK_MSG( m_milli > 0, false, wxT("invalid value for timer timeout") ); | |
70 | wxCHECK_MSG( m_info->m_timerRef == NULL, false, wxT("attempting to restart a timer") ); | |
71 | ||
72 | m_info->m_timer = this; | |
73 | m_info->m_proc = NewEventLoopTimerUPP( &wxProcessTimer ); | |
74 | ||
75 | OSStatus err = InstallEventLoopTimer( | |
76 | GetMainEventLoop(), | |
77 | m_milli*kEventDurationMillisecond, | |
78 | IsOneShot() ? 0 : m_milli * kEventDurationMillisecond, | |
79 | m_info->m_proc, | |
80 | this, | |
81 | &m_info->m_timerRef ); | |
82 | verify_noerr( err ); | |
83 | ||
84 | return true; | |
85 | } | |
86 | ||
87 | void wxCarbonTimerImpl::Stop() | |
88 | { | |
89 | if (m_info->m_timerRef) | |
90 | RemoveEventLoopTimer( m_info->m_timerRef ); | |
91 | if (m_info->m_proc) | |
92 | DisposeEventLoopTimerUPP( m_info->m_proc ); | |
93 | ||
94 | m_info->m_proc = NULL; | |
95 | m_info->m_timerRef = kInvalidID; | |
96 | } | |
97 | ||
98 | #endif // wxUSE_TIMER | |
99 |