/* vim: se cin sw=2 ts=2 et : */ /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- * * This Source Code Form is subject to the terms of the Mozilla Public * License, v. 2.0. If a copy of the MPL was not distributed with this * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ #ifndef __mozilla_widget_GfxInfoBase_h__ #define __mozilla_widget_GfxInfoBase_h__ #include "GfxDriverInfo.h" #include "GfxInfoCollector.h" #include "gfxFeature.h" #include "gfxTelemetry.h" #include "js/Value.h" #include "mozilla/Attributes.h" #include "mozilla/Maybe.h" #include "mozilla/Mutex.h" #include "nsCOMPtr.h" #include "nsIGfxInfo.h" #include "nsIGfxInfoDebug.h" #include "nsIObserver.h" #include "nsString.h" #include "nsTArray.h" #include "nsWeakReference.h" namespace mozilla { namespace widget { class GfxInfoBase : public nsIGfxInfo, public nsIObserver, public nsSupportsWeakReference #ifdef DEBUG , public nsIGfxInfoDebug #endif { public: GfxInfoBase(); NS_DECL_THREADSAFE_ISUPPORTS NS_DECL_NSIOBSERVER // We only declare a subset of the nsIGfxInfo interface. It's up to derived // classes to implement the rest of the interface. // Derived classes need to use // using GfxInfoBase::GetFeatureStatus; // using GfxInfoBase::GetFeatureSuggestedDriverVersion; // using GfxInfoBase::GetWebGLParameter; // to import the relevant methods into their namespace. NS_IMETHOD GetFeatureStatus(int32_t aFeature, nsACString& aFailureId, int32_t *_retval) override; NS_IMETHOD GetFeatureSuggestedDriverVersion(int32_t aFeature, nsAString & _retval) override; NS_IMETHOD GetWebGLParameter(const nsAString & aParam, nsAString & _retval) override; NS_IMETHOD GetMonitors(JSContext* cx, JS::MutableHandleValue _retval) override; NS_IMETHOD GetFailures(uint32_t *failureCount, int32_t** indices, char ***failures) override; NS_IMETHOD_(void) LogFailure(const nsACString &failure) override; NS_IMETHOD GetInfo(JSContext*, JS::MutableHandle<JS::Value>) override; NS_IMETHOD GetFeatures(JSContext*, JS::MutableHandle<JS::Value>) override; NS_IMETHOD GetFeatureLog(JSContext*, JS::MutableHandle<JS::Value>) override; NS_IMETHOD GetActiveCrashGuards(JSContext*, JS::MutableHandle<JS::Value>) override; NS_IMETHOD GetContentBackend(nsAString & aContentBackend) override; // Initialization function. If you override this, you must call this class's // version of Init first. // We need Init to be called separately from the constructor so we can // register as an observer after all derived classes have been constructed // and we know we have a non-zero refcount. // Ideally, Init() would be void-return, but the rules of // NS_GENERIC_FACTORY_CONSTRUCTOR_INIT require it be nsresult return. virtual nsresult Init(); // only useful on X11 NS_IMETHOD_(void) GetData() override { } static void AddCollector(GfxInfoCollectorBase* collector); static void RemoveCollector(GfxInfoCollectorBase* collector); static nsTArray<GfxDriverInfo>* mDriverInfo; static bool mDriverInfoObserverInitialized; static bool mShutdownOccurred; virtual nsString Model() { return EmptyString(); } virtual nsString Hardware() { return EmptyString(); } virtual nsString Product() { return EmptyString(); } virtual nsString Manufacturer() { return EmptyString(); } virtual uint32_t OperatingSystemVersion() { return 0; } // Convenience to get the application version static const nsCString& GetApplicationVersion(); virtual nsresult FindMonitors(JSContext* cx, JS::HandleObject array) { return NS_ERROR_NOT_IMPLEMENTED; } protected: virtual ~GfxInfoBase(); virtual nsresult GetFeatureStatusImpl(int32_t aFeature, int32_t* aStatus, nsAString& aSuggestedDriverVersion, const nsTArray<GfxDriverInfo>& aDriverInfo, nsACString& aFailureId, OperatingSystem* aOS = nullptr); // Gets the driver info table. Used by GfxInfoBase to check for general cases // (while subclasses check for more specific ones). virtual const nsTArray<GfxDriverInfo>& GetGfxDriverInfo() = 0; virtual void DescribeFeatures(JSContext* aCx, JS::Handle<JSObject*> obj); bool InitFeatureObject( JSContext* aCx, JS::Handle<JSObject*> aContainer, const char* aName, int32_t aFeature, Maybe<mozilla::gfx::FeatureStatus> aKnownStatus, JS::MutableHandle<JSObject*> aOutObj); private: virtual int32_t FindBlocklistedDeviceInList(const nsTArray<GfxDriverInfo>& aDriverInfo, nsAString& aSuggestedVersion, int32_t aFeature, nsACString &aFailureId, OperatingSystem os); void EvaluateDownloadedBlacklist(nsTArray<GfxDriverInfo>& aDriverInfo); bool BuildFeatureStateLog(JSContext* aCx, const gfx::FeatureState& aFeature, JS::MutableHandle<JS::Value> aOut); Mutex mMutex; }; } // namespace widget } // namespace mozilla #endif /* __mozilla_widget_GfxInfoBase_h__ */