--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/WebCore/platform/SharedTimer.h Fri Sep 17 09:02:29 2010 +0300
@@ -0,0 +1,75 @@
+/*
+ * Copyright (C) 2006 Apple Computer, 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 COMPUTER, 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 COMPUTER, 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 SharedTimer_h
+#define SharedTimer_h
+
+#include <wtf/Noncopyable.h>
+
+namespace WebCore {
+
+ // Each thread has its own single instance of shared timer, which implements this interface.
+ // This instance is shared by all timers in the thread.
+ // Not intended to be used directly; use the Timer class instead.
+ class SharedTimer : public Noncopyable {
+ public:
+ virtual ~SharedTimer() {}
+ virtual void setFiredFunction(void (*)()) = 0;
+
+ // The fire time is relative to the classic POSIX epoch of January 1, 1970,
+ // as the result of currentTime() is.
+ virtual void setFireTime(double) = 0;
+ virtual void stop() = 0;
+ };
+
+
+ // Implemented by port (since it provides the run loop for the main thread).
+ // FIXME: make ports implement MainThreadSharedTimer directly instead.
+ void setSharedTimerFiredFunction(void (*)());
+ void setSharedTimerFireTime(double);
+ void stopSharedTimer();
+
+ // Implementation of SharedTimer for the main thread.
+ class MainThreadSharedTimer : public SharedTimer {
+ public:
+ virtual void setFiredFunction(void (*function)())
+ {
+ setSharedTimerFiredFunction(function);
+ }
+
+ virtual void setFireTime(double fireTime)
+ {
+ setSharedTimerFireTime(fireTime);
+ }
+
+ virtual void stop()
+ {
+ stopSharedTimer();
+ }
+ };
+
+} // namespace WebCore
+
+#endif // SharedTimer_h