GCActivityCallback.h [plain text]
#ifndef GCActivityCallback_h
#define GCActivityCallback_h
#include <wtf/OwnPtr.h>
#include <wtf/PassOwnPtr.h>
#if USE(CF)
#include <CoreFoundation/CoreFoundation.h>
#endif
namespace JSC {
class Heap;
class GCActivityCallback {
public:
virtual ~GCActivityCallback() { }
virtual void didAllocate(size_t) { }
virtual void willCollect() { }
virtual void synchronize() { }
virtual void cancel() { }
virtual void didStartVMShutdown() { }
virtual void invalidate() { }
static bool s_shouldCreateGCTimer;
protected:
GCActivityCallback() {}
};
struct DefaultGCActivityCallbackPlatformData;
class DefaultGCActivityCallback : public GCActivityCallback {
public:
static DefaultGCActivityCallback* create(Heap*);
DefaultGCActivityCallback(Heap*);
JS_EXPORT_PRIVATE virtual ~DefaultGCActivityCallback();
JS_EXPORT_PRIVATE virtual void didAllocate(size_t);
JS_EXPORT_PRIVATE virtual void willCollect();
JS_EXPORT_PRIVATE virtual void synchronize();
JS_EXPORT_PRIVATE virtual void cancel();
JS_EXPORT_PRIVATE virtual void didStartVMShutdown();
JS_EXPORT_PRIVATE virtual void invalidate();
#if USE(CF)
protected:
JS_EXPORT_PRIVATE DefaultGCActivityCallback(Heap*, CFRunLoopRef);
void commonConstructor(Heap*, CFRunLoopRef);
#endif
private:
OwnPtr<DefaultGCActivityCallbackPlatformData> d;
};
inline DefaultGCActivityCallback* DefaultGCActivityCallback::create(Heap* heap)
{
if (GCActivityCallback::s_shouldCreateGCTimer)
return new DefaultGCActivityCallback(heap);
return 0;
}
}
#endif