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added possibility to throw different objects and crash directly from the main frame...
[wxWidgets.git] / src / cocoa / timer.mm
1 /////////////////////////////////////////////////////////////////////////////
2 // Name: src/cocoa/timer.mm
3 // Purpose: wxTimer for wxCocoa
4 // Author: Ryan Norton
5 // Modified by:
6 // Created: 2005-02-04
7 // RCS-ID: $Id$
8 // Copyright: (c) Ryan Norton
9 // Licence: wxWindows licence
10 /////////////////////////////////////////////////////////////////////////////
11
12 // ============================================================================
13 // declarations
14 // ============================================================================
15
16 // ----------------------------------------------------------------------------
17 // headers
18 // ----------------------------------------------------------------------------
19
20 // For compilers that support precompilation, includes "wx.h".
21 #include "wx/wxprec.h"
22
23 #if wxUSE_TIMER
24
25 #ifndef WX_PRECOMP
26 #include "wx/timer.h"
27 #endif
28
29 #include "wx/cocoa/autorelease.h"
30
31 #import <Foundation/NSTimer.h>
32
33 // ============================================================================
34 // implementation
35 // ============================================================================
36
37 IMPLEMENT_CLASS(wxTimer, wxTimerBase)
38
39 // ========================================================================
40 // wxNSTimerDelegate
41 // ========================================================================
42 @interface wxNSTimerDelegate : NSObject
43 {
44 }
45
46 - (void)onNotify:(NSTimer *)theTimer;
47 @end // interface wxNSTimerDelegate : NSObject
48
49 // ========================================================================
50 // wxNSTimerData
51 // ========================================================================
52 @interface wxNSTimerData : NSObject
53 {
54 wxTimer* m_timer;
55 }
56
57 - (id)setTimer:(wxTimer*)theTimer;
58 - (wxTimer*)timer;
59 @end // interface wxNSTimerData : NSObject
60
61 @implementation wxNSTimerData : NSObject
62 - (id)setTimer:(wxTimer*)theTimer;
63 {
64 m_timer = theTimer;
65 return self;
66 }
67 - (wxTimer*)timer
68 {
69 return m_timer;
70 }
71 @end
72
73 @implementation wxNSTimerDelegate : NSObject
74 - (void)onNotify:(NSTimer *)theTimer
75 {
76 wxNSTimerData* theData = [theTimer userInfo];
77 [theData timer]->Notify(); //wxTimerBase method
78 }
79 @end
80
81 // ----------------------------------------------------------------------------
82 // wxTimer
83 // ----------------------------------------------------------------------------
84
85 const wxObjcAutoRefFromAlloc<struct objc_object*> wxTimer::sm_cocoaDelegate = [[wxNSTimerDelegate alloc] init];
86
87 wxTimer::~wxTimer()
88 {
89 Stop();
90 }
91
92 void wxTimer::Init()
93 {
94 m_cocoaNSTimer = NULL;
95 }
96
97 bool wxTimer::Start(int millisecs, bool oneShot)
98 {
99 Stop();
100
101 wxAutoNSAutoreleasePool thePool;
102
103 m_cocoaNSTimer = [[NSTimer
104 scheduledTimerWithTimeInterval: millisecs / 1000.0 //seconds
105 target: wxTimer::sm_cocoaDelegate
106 selector: @selector(onNotify:)
107 userInfo: [[wxNSTimerData alloc] setTimer:this]
108 repeats: oneShot == false] retain];
109
110 return IsRunning();
111 }
112
113 void wxTimer::Stop()
114 {
115 if (m_cocoaNSTimer)
116 {
117 NSObject* theUserInfo = [m_cocoaNSTimer userInfo];
118 [m_cocoaNSTimer invalidate];
119 [theUserInfo release];
120 [m_cocoaNSTimer release];
121 m_cocoaNSTimer = NULL;
122 }
123 }
124
125 bool wxTimer::IsRunning() const
126 {
127 return m_cocoaNSTimer != NULL && [m_cocoaNSTimer isValid];
128 }
129
130 #endif // wxUSE_TIMER
131