The Tor Browser / file comparison
comparison: uriloader/prefetch/nsPrefetchService.h
uriloader/prefetch/nsPrefetchService.h
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| -1:000000000000 | 0:982c341e45ec |
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| 1 /* This Source Code Form is subject to the terms of the Mozilla Public | |
| 2 * License, v. 2.0. If a copy of the MPL was not distributed with this | |
| 3 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ | |
| 4 | |
| 5 #ifndef nsPrefetchService_h__ | |
| 6 #define nsPrefetchService_h__ | |
| 7 | |
| 8 #include "nsCPrefetchService.h" | |
| 9 #include "nsIObserver.h" | |
| 10 #include "nsIInterfaceRequestor.h" | |
| 11 #include "nsIChannelEventSink.h" | |
| 12 #include "nsIRedirectResultListener.h" | |
| 13 #include "nsIWebProgressListener.h" | |
| 14 #include "nsIStreamListener.h" | |
| 15 #include "nsIChannel.h" | |
| 16 #include "nsIURI.h" | |
| 17 #include "nsWeakReference.h" | |
| 18 #include "nsCOMPtr.h" | |
| 19 #include "nsAutoPtr.h" | |
| 20 #include "mozilla/Attributes.h" | |
| 21 | |
| 22 class nsPrefetchService; | |
| 23 class nsPrefetchListener; | |
| 24 class nsPrefetchNode; | |
| 25 | |
| 26 //----------------------------------------------------------------------------- | |
| 27 // nsPrefetchService | |
| 28 //----------------------------------------------------------------------------- | |
| 29 | |
| 30 class nsPrefetchService MOZ_FINAL : public nsIPrefetchService | |
| 31 , public nsIWebProgressListener | |
| 32 , public nsIObserver | |
| 33 , public nsSupportsWeakReference | |
| 34 { | |
| 35 public: | |
| 36 NS_DECL_ISUPPORTS | |
| 37 NS_DECL_NSIPREFETCHSERVICE | |
| 38 NS_DECL_NSIWEBPROGRESSLISTENER | |
| 39 NS_DECL_NSIOBSERVER | |
| 40 | |
| 41 nsPrefetchService(); | |
| 42 | |
| 43 nsresult Init(); | |
| 44 void ProcessNextURI(); | |
| 45 | |
| 46 nsPrefetchNode *GetCurrentNode() { return mCurrentNode.get(); } | |
| 47 nsPrefetchNode *GetQueueHead() { return mQueueHead; } | |
| 48 | |
| 49 void NotifyLoadRequested(nsPrefetchNode *node); | |
| 50 void NotifyLoadCompleted(nsPrefetchNode *node); | |
| 51 | |
| 52 private: | |
| 53 ~nsPrefetchService(); | |
| 54 | |
| 55 nsresult Prefetch(nsIURI *aURI, | |
| 56 nsIURI *aReferrerURI, | |
| 57 nsIDOMNode *aSource, | |
| 58 bool aExplicit); | |
| 59 | |
| 60 void AddProgressListener(); | |
| 61 void RemoveProgressListener(); | |
| 62 nsresult EnqueueURI(nsIURI *aURI, nsIURI *aReferrerURI, | |
| 63 nsIDOMNode *aSource, nsPrefetchNode **node); | |
| 64 nsresult EnqueueNode(nsPrefetchNode *node); | |
| 65 nsresult DequeueNode(nsPrefetchNode **node); | |
| 66 void EmptyQueue(); | |
| 67 | |
| 68 void StartPrefetching(); | |
| 69 void StopPrefetching(); | |
| 70 | |
| 71 nsPrefetchNode *mQueueHead; | |
| 72 nsPrefetchNode *mQueueTail; | |
| 73 nsRefPtr<nsPrefetchNode> mCurrentNode; | |
| 74 int32_t mStopCount; | |
| 75 // true if pending document loads have ever reached zero. | |
| 76 int32_t mHaveProcessed; | |
| 77 bool mDisabled; | |
| 78 }; | |
| 79 | |
| 80 //----------------------------------------------------------------------------- | |
| 81 // nsPrefetchNode | |
| 82 //----------------------------------------------------------------------------- | |
| 83 | |
| 84 class nsPrefetchNode MOZ_FINAL : public nsIStreamListener | |
| 85 , public nsIInterfaceRequestor | |
| 86 , public nsIChannelEventSink | |
| 87 , public nsIRedirectResultListener | |
| 88 { | |
| 89 public: | |
| 90 NS_DECL_ISUPPORTS | |
| 91 NS_DECL_NSIREQUESTOBSERVER | |
| 92 NS_DECL_NSISTREAMLISTENER | |
| 93 NS_DECL_NSIINTERFACEREQUESTOR | |
| 94 NS_DECL_NSICHANNELEVENTSINK | |
| 95 NS_DECL_NSIREDIRECTRESULTLISTENER | |
| 96 | |
| 97 nsPrefetchNode(nsPrefetchService *aPrefetchService, | |
| 98 nsIURI *aURI, | |
| 99 nsIURI *aReferrerURI, | |
| 100 nsIDOMNode *aSource); | |
| 101 | |
| 102 ~nsPrefetchNode() {} | |
| 103 | |
| 104 nsresult OpenChannel(); | |
| 105 nsresult CancelChannel(nsresult error); | |
| 106 | |
| 107 nsPrefetchNode *mNext; | |
| 108 nsCOMPtr<nsIURI> mURI; | |
| 109 nsCOMPtr<nsIURI> mReferrerURI; | |
| 110 nsCOMPtr<nsIWeakReference> mSource; | |
| 111 | |
| 112 private: | |
| 113 nsRefPtr<nsPrefetchService> mService; | |
| 114 nsCOMPtr<nsIChannel> mChannel; | |
| 115 nsCOMPtr<nsIChannel> mRedirectChannel; | |
| 116 int64_t mBytesRead; | |
| 117 }; | |
| 118 | |
| 119 #endif // !nsPrefetchService_h__ |
