/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ /* vim: set ts=8 sts=2 et sw=2 tw=80: */ /* 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 nsXBLProtoImplMethod_h__ #define nsXBLProtoImplMethod_h__ #include "mozilla/Attributes.h" #include "nsIAtom.h" #include "nsString.h" #include "nsString.h" #include "nsXBLMaybeCompiled.h" #include "nsXBLProtoImplMember.h" #include "nsXBLSerialize.h" class nsIContent; struct nsXBLParameter { nsXBLParameter* mNext; char* mName; explicit nsXBLParameter(const nsAString& aName) { MOZ_COUNT_CTOR(nsXBLParameter); mName = ToNewCString(aName); mNext = nullptr; } ~nsXBLParameter() { MOZ_COUNT_DTOR(nsXBLParameter); free(mName); NS_CONTENT_DELETE_LIST_MEMBER(nsXBLParameter, this, mNext); } }; struct nsXBLUncompiledMethod { nsXBLParameter* mParameters; nsXBLParameter* mLastParameter; nsXBLTextWithLineNumber mBodyText; nsXBLUncompiledMethod() : mParameters(nullptr), mLastParameter(nullptr), mBodyText() { MOZ_COUNT_CTOR(nsXBLUncompiledMethod); } ~nsXBLUncompiledMethod() { MOZ_COUNT_DTOR(nsXBLUncompiledMethod); delete mParameters; } int32_t GetParameterCount() { int32_t result = 0; for (nsXBLParameter* curr = mParameters; curr; curr=curr->mNext) result++; return result; } void AppendBodyText(const nsAString& aText) { mBodyText.AppendText(aText); } void AddParameter(const nsAString& aText) { nsXBLParameter* param = new nsXBLParameter(aText); if (!mParameters) mParameters = param; else mLastParameter->mNext = param; mLastParameter = param; } void SetLineNumber(uint32_t aLineNumber) { mBodyText.SetLineNumber(aLineNumber); } }; class nsXBLProtoImplMethod: public nsXBLProtoImplMember { public: explicit nsXBLProtoImplMethod(const char16_t* aName); virtual ~nsXBLProtoImplMethod(); void AppendBodyText(const nsAString& aBody); void AddParameter(const nsAString& aName); void SetLineNumber(uint32_t aLineNumber); virtual nsresult InstallMember(JSContext* aCx, JS::Handle<JSObject*> aTargetClassObject) override; virtual nsresult CompileMember(mozilla::dom::AutoJSAPI& jsapi, const nsString& aClassStr, JS::Handle<JSObject*> aClassObject) override; virtual void Trace(const TraceCallbacks& aCallbacks, void *aClosure) override; nsresult Read(nsIObjectInputStream* aStream); virtual nsresult Write(nsIObjectOutputStream* aStream) override; bool IsCompiled() const { return mMethod.IsCompiled(); } void SetUncompiledMethod(nsXBLUncompiledMethod* aUncompiledMethod) { mMethod.SetUncompiled(aUncompiledMethod); } nsXBLUncompiledMethod* GetUncompiledMethod() const { return mMethod.GetUncompiled(); } protected: void SetCompiledMethod(JSObject* aCompiledMethod) { mMethod.SetJSFunction(aCompiledMethod); } JSObject* GetCompiledMethod() const { return mMethod.GetJSFunction(); } JSObject* GetCompiledMethodPreserveColor() const { return mMethod.GetJSFunctionPreserveColor(); } JS::Heap<nsXBLMaybeCompiled<nsXBLUncompiledMethod> > mMethod; }; class nsXBLProtoImplAnonymousMethod : public nsXBLProtoImplMethod { public: explicit nsXBLProtoImplAnonymousMethod(const char16_t* aName) : nsXBLProtoImplMethod(aName) {} nsresult Execute(nsIContent* aBoundElement, JSAddonId* aAddonId); // Override InstallMember; these methods never get installed as members on // binding instantiations (though they may hang out in mMembers on the // prototype implementation). virtual nsresult InstallMember(JSContext* aCx, JS::Handle<JSObject*> aTargetClassObject) override { return NS_OK; } using nsXBLProtoImplMethod::Write; nsresult Write(nsIObjectOutputStream* aStream, XBLBindingSerializeDetails aType); }; #endif // nsXBLProtoImplMethod_h__