The Tor Browser / file comparison
comparison: widget/xpwidgets/GfxInfoBase.h
widget/xpwidgets/GfxInfoBase.h
- branch
- TOR_BUG_9701
- changeset 10
- ac0c01689b40
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| -1:000000000000 | 0:d44c3d46c0ba |
|---|---|
| 1 /* vim: se cin sw=2 ts=2 et : */ | |
| 2 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- | |
| 3 * | |
| 4 * This Source Code Form is subject to the terms of the Mozilla Public | |
| 5 * License, v. 2.0. If a copy of the MPL was not distributed with this | |
| 6 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ | |
| 7 | |
| 8 #ifndef __mozilla_widget_GfxInfoBase_h__ | |
| 9 #define __mozilla_widget_GfxInfoBase_h__ | |
| 10 | |
| 11 #include "nsIGfxInfo.h" | |
| 12 #include "nsCOMPtr.h" | |
| 13 #include "nsIObserver.h" | |
| 14 #include "nsWeakReference.h" | |
| 15 #include "GfxDriverInfo.h" | |
| 16 #include "nsTArray.h" | |
| 17 #include "nsString.h" | |
| 18 #include "GfxInfoCollector.h" | |
| 19 #include "nsIGfxInfoDebug.h" | |
| 20 #include "mozilla/Mutex.h" | |
| 21 #include "js/Value.h" | |
| 22 #include "mozilla/Attributes.h" | |
| 23 | |
| 24 namespace mozilla { | |
| 25 namespace widget { | |
| 26 | |
| 27 class GfxInfoBase : public nsIGfxInfo, | |
| 28 public nsIObserver, | |
| 29 public nsSupportsWeakReference | |
| 30 #ifdef DEBUG | |
| 31 , public nsIGfxInfoDebug | |
| 32 #endif | |
| 33 { | |
| 34 public: | |
| 35 GfxInfoBase(); | |
| 36 virtual ~GfxInfoBase(); | |
| 37 | |
| 38 NS_DECL_THREADSAFE_ISUPPORTS | |
| 39 NS_DECL_NSIOBSERVER | |
| 40 | |
| 41 // We only declare a subset of the nsIGfxInfo interface. It's up to derived | |
| 42 // classes to implement the rest of the interface. | |
| 43 // Derived classes need to use | |
| 44 // using GfxInfoBase::GetFeatureStatus; | |
| 45 // using GfxInfoBase::GetFeatureSuggestedDriverVersion; | |
| 46 // using GfxInfoBase::GetWebGLParameter; | |
| 47 // to import the relevant methods into their namespace. | |
| 48 NS_IMETHOD GetFeatureStatus(int32_t aFeature, int32_t *_retval); | |
| 49 NS_IMETHOD GetFeatureSuggestedDriverVersion(int32_t aFeature, nsAString & _retval); | |
| 50 NS_IMETHOD GetWebGLParameter(const nsAString & aParam, nsAString & _retval); | |
| 51 | |
| 52 NS_IMETHOD GetFailures(uint32_t *failureCount, char ***failures); | |
| 53 NS_IMETHOD_(void) LogFailure(const nsACString &failure); | |
| 54 NS_IMETHOD GetInfo(JSContext*, JS::MutableHandle<JS::Value>); | |
| 55 | |
| 56 // Initialization function. If you override this, you must call this class's | |
| 57 // version of Init first. | |
| 58 // We need Init to be called separately from the constructor so we can | |
| 59 // register as an observer after all derived classes have been constructed | |
| 60 // and we know we have a non-zero refcount. | |
| 61 // Ideally, Init() would be void-return, but the rules of | |
| 62 // NS_GENERIC_FACTORY_CONSTRUCTOR_INIT require it be nsresult return. | |
| 63 virtual nsresult Init(); | |
| 64 | |
| 65 // only useful on X11 | |
| 66 NS_IMETHOD_(void) GetData() { } | |
| 67 | |
| 68 static void AddCollector(GfxInfoCollectorBase* collector); | |
| 69 static void RemoveCollector(GfxInfoCollectorBase* collector); | |
| 70 | |
| 71 static nsTArray<GfxDriverInfo>* mDriverInfo; | |
| 72 static bool mDriverInfoObserverInitialized; | |
| 73 | |
| 74 virtual nsString Model() { return EmptyString(); } | |
| 75 virtual nsString Hardware() { return EmptyString(); } | |
| 76 virtual nsString Product() { return EmptyString(); } | |
| 77 virtual nsString Manufacturer() { return EmptyString(); } | |
| 78 virtual uint32_t OperatingSystemVersion() { return 0; } | |
| 79 | |
| 80 protected: | |
| 81 | |
| 82 virtual nsresult GetFeatureStatusImpl(int32_t aFeature, int32_t* aStatus, | |
| 83 nsAString& aSuggestedDriverVersion, | |
| 84 const nsTArray<GfxDriverInfo>& aDriverInfo, | |
| 85 OperatingSystem* aOS = nullptr); | |
| 86 | |
| 87 // Gets the driver info table. Used by GfxInfoBase to check for general cases | |
| 88 // (while subclasses check for more specific ones). | |
| 89 virtual const nsTArray<GfxDriverInfo>& GetGfxDriverInfo() = 0; | |
| 90 | |
| 91 private: | |
| 92 virtual int32_t FindBlocklistedDeviceInList(const nsTArray<GfxDriverInfo>& aDriverInfo, | |
| 93 nsAString& aSuggestedVersion, | |
| 94 int32_t aFeature, | |
| 95 OperatingSystem os); | |
| 96 | |
| 97 void EvaluateDownloadedBlacklist(nsTArray<GfxDriverInfo>& aDriverInfo); | |
| 98 | |
| 99 nsCString mFailures[9]; // The choice of 9 is Ehsan's | |
| 100 uint32_t mFailureCount; | |
| 101 Mutex mMutex; | |
| 102 | |
| 103 }; | |
| 104 | |
| 105 } | |
| 106 } | |
| 107 | |
| 108 #endif /* __mozilla_widget_GfxInfoBase_h__ */ |
