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37 :
38 : #ifndef nsMemoryImpl_h__
39 : #define nsMemoryImpl_h__
40 :
41 : #include "nsIMemory.h"
42 : #include "nsIRunnable.h"
43 : #include "prtime.h"
44 :
45 : // nsMemoryImpl is a static object. We can do this because it doesn't have
46 : // a constructor/destructor or any instance members. Please don't add
47 : // instance member variables, only static member variables.
48 :
49 : class nsMemoryImpl : public nsIMemory
50 1464 : {
51 : public:
52 : // We don't use the generic macros because we are a special static object
53 : NS_IMETHOD QueryInterface(REFNSIID aIID, void** aResult);
54 26450 : NS_IMETHOD_(nsrefcnt) AddRef(void) { return 1; }
55 26435 : NS_IMETHOD_(nsrefcnt) Release(void) { return 1; }
56 :
57 : NS_DECL_NSIMEMORY
58 :
59 : static nsresult Create(nsISupports* outer,
60 : const nsIID& aIID, void **aResult);
61 :
62 : NS_HIDDEN_(nsresult) FlushMemory(const PRUnichar* aReason, bool aImmediate);
63 : NS_HIDDEN_(nsresult) RunFlushers(const PRUnichar* aReason);
64 :
65 : protected:
66 1464 : struct FlushEvent : public nsIRunnable {
67 : NS_DECL_ISUPPORTS_INHERITED
68 : NS_DECL_NSIRUNNABLE
69 : const PRUnichar* mReason;
70 : };
71 :
72 : static PRInt32 sIsFlushing;
73 : static FlushEvent sFlushEvent;
74 : static PRIntervalTime sLastFlushTime;
75 : };
76 :
77 : #endif // nsMemoryImpl_h__
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