1 /*
2 * Copyright (C) 2007 Kevin Ollivier <kevino@theolliviers.com>
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 * 1. Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR
17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24 */
25
26 #include "config.h"
27
28 #include "SharedTimer.h"
29 #include "Widget.h"
30
31 #include <wtf/Assertions.h>
32 #include <wtf/CurrentTime.h>
33 #include <stdio.h>
34
35 #include "wx/defs.h"
36 #include "wx/timer.h"
37
38 namespace WebCore {
39
40 static void (*sharedTimerFiredFunction)();
41
42 class WebKitTimer: public wxTimer
43 {
44 public:
45 WebKitTimer();
46 ~WebKitTimer();
47 virtual void Notify();
48 };
49
WebKitTimer()50 WebKitTimer::WebKitTimer()
51 {
52 wxTimer::wxTimer();
53 }
54
~WebKitTimer()55 WebKitTimer::~WebKitTimer()
56 {
57 }
58
Notify()59 void WebKitTimer::Notify()
60 {
61 sharedTimerFiredFunction();
62 }
63
64 static WebKitTimer* wkTimer;
65
setSharedTimerFiredFunction(void (* f)())66 void setSharedTimerFiredFunction(void (*f)())
67 {
68 sharedTimerFiredFunction = f;
69 }
70
setSharedTimerFireTime(double fireTime)71 void setSharedTimerFireTime(double fireTime)
72 {
73 ASSERT(sharedTimerFiredFunction);
74
75 double interval = fireTime - currentTime();
76
77 if (!wkTimer)
78 wkTimer = new WebKitTimer();
79
80 int intervalInMS = interval * 1000;
81
82 // sanity check
83 if (intervalInMS < 1)
84 intervalInMS = 1;
85
86 wkTimer->Start(intervalInMS, wxTIMER_ONE_SHOT);
87 }
88
stopSharedTimer()89 void stopSharedTimer()
90 {
91 if (wkTimer)
92 wkTimer->Stop();
93 }
94
95 }
96