JavaScriptCore-1218.tar.gz

[apple/javascriptcore.git] / heap / HeapTimer.h

diff --git a/heap/HeapTimer.h b/heap/HeapTimer.h
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+/*
+ * Copyright (C) 2012 Apple Inc. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
+ * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE INC. OR
+ * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+ * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+ * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+ * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
+ * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 
+ */
+
+#ifndef HeapTimer_h
+#define HeapTimer_h
+
+#include <wtf/RetainPtr.h>
+#include <wtf/Threading.h>
+
+#if USE(CF)
+#include <CoreFoundation/CoreFoundation.h>
+#elif PLATFORM(BLACKBERRY)
+#include <BlackBerryPlatformTimer.h>
+#elif PLATFORM(QT)
+#include <QBasicTimer>
+#include <QMutex>
+#include <QObject>
+#include <QThread>
+#elif PLATFORM(EFL)
+typedef struct _Ecore_Timer Ecore_Timer;
+#endif
+
+namespace JSC {
+
+class VM;
+
+#if PLATFORM(QT) && !USE(CF)
+class HeapTimer : public QObject {
+#else
+class HeapTimer {
+#endif
+public:
+#if USE(CF)
+    HeapTimer(VM*, CFRunLoopRef);
+    static void timerDidFire(CFRunLoopTimerRef, void*);
+#else
+    HeapTimer(VM*);
+#endif
+    
+#if PLATFORM(IOS)
+    JS_EXPORT_PRIVATE virtual ~HeapTimer();
+#else
+    virtual ~HeapTimer();
+#endif
+    virtual void doWork() = 0;
+    
+protected:
+    VM* m_vm;
+
+#if USE(CF)
+    static const CFTimeInterval s_decade;
+
+    RetainPtr<CFRunLoopTimerRef> m_timer;
+    RetainPtr<CFRunLoopRef> m_runLoop;
+    CFRunLoopTimerContext m_context;
+
+    Mutex m_shutdownMutex;
+#elif PLATFORM(BLACKBERRY)
+    void timerDidFire();
+
+    BlackBerry::Platform::Timer<HeapTimer> m_timer;
+#elif PLATFORM(QT)
+    void timerEvent(QTimerEvent*);
+    void customEvent(QEvent*);
+    QBasicTimer m_timer;
+    QThread* m_newThread;
+    QMutex m_mutex;
+#elif PLATFORM(EFL)
+    static bool timerEvent(void*);
+    Ecore_Timer* add(double delay, void* agent);
+    void stop();
+    Ecore_Timer* m_timer;
+#endif
+    
+private:
+    void invalidate();
+};
+
+} // namespace JSC
+
+#endif