michael@0: /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
michael@0: /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0:  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: #ifndef nsXBLProtoImplMethod_h__
michael@0: #define nsXBLProtoImplMethod_h__
michael@0: 
michael@0: #include "mozilla/Attributes.h"
michael@0: #include "nsIAtom.h"
michael@0: #include "nsString.h"
michael@0: #include "nsString.h"
michael@0: #include "nsXBLMaybeCompiled.h"
michael@0: #include "nsXBLProtoImplMember.h"
michael@0: #include "nsXBLSerialize.h"
michael@0: 
michael@0: class nsIContent;
michael@0: 
michael@0: struct nsXBLParameter {
michael@0:   nsXBLParameter* mNext;
michael@0:   char* mName;
michael@0: 
michael@0:   nsXBLParameter(const nsAString& aName) {
michael@0:     MOZ_COUNT_CTOR(nsXBLParameter);
michael@0:     mName = ToNewCString(aName);
michael@0:     mNext = nullptr;
michael@0:   }
michael@0: 
michael@0:   ~nsXBLParameter() {
michael@0:     MOZ_COUNT_DTOR(nsXBLParameter);
michael@0:     nsMemory::Free(mName);
michael@0:     NS_CONTENT_DELETE_LIST_MEMBER(nsXBLParameter, this, mNext);
michael@0:   }
michael@0: };
michael@0: 
michael@0: struct nsXBLUncompiledMethod {
michael@0:   nsXBLParameter* mParameters;
michael@0:   nsXBLParameter* mLastParameter;
michael@0:   nsXBLTextWithLineNumber mBodyText;
michael@0: 
michael@0:   nsXBLUncompiledMethod() :
michael@0:     mParameters(nullptr),
michael@0:     mLastParameter(nullptr),
michael@0:     mBodyText()
michael@0:   {
michael@0:     MOZ_COUNT_CTOR(nsXBLUncompiledMethod);
michael@0:   }
michael@0: 
michael@0:   ~nsXBLUncompiledMethod() {
michael@0:     MOZ_COUNT_DTOR(nsXBLUncompiledMethod);
michael@0:     delete mParameters;
michael@0:   }
michael@0: 
michael@0:   int32_t GetParameterCount() {
michael@0:     int32_t result = 0;
michael@0:     for (nsXBLParameter* curr = mParameters; curr; curr=curr->mNext)
michael@0:       result++;
michael@0:     return result;
michael@0:   }
michael@0: 
michael@0:   void AppendBodyText(const nsAString& aText) {
michael@0:     mBodyText.AppendText(aText);
michael@0:   }
michael@0: 
michael@0:   void AddParameter(const nsAString& aText) {
michael@0:     nsXBLParameter* param = new nsXBLParameter(aText);
michael@0:     if (!param)
michael@0:       return;
michael@0:     if (!mParameters)
michael@0:       mParameters = param;
michael@0:     else
michael@0:       mLastParameter->mNext = param;
michael@0:     mLastParameter = param;
michael@0:   }
michael@0: 
michael@0:   void SetLineNumber(uint32_t aLineNumber) {
michael@0:     mBodyText.SetLineNumber(aLineNumber);
michael@0:   }
michael@0: };
michael@0: 
michael@0: class nsXBLProtoImplMethod: public nsXBLProtoImplMember
michael@0: {
michael@0: public:
michael@0:   nsXBLProtoImplMethod(const char16_t* aName);
michael@0:   virtual ~nsXBLProtoImplMethod();
michael@0: 
michael@0:   void AppendBodyText(const nsAString& aBody);
michael@0:   void AddParameter(const nsAString& aName);
michael@0: 
michael@0:   void SetLineNumber(uint32_t aLineNumber);
michael@0:   
michael@0:   virtual nsresult InstallMember(JSContext* aCx,
michael@0:                                  JS::Handle<JSObject*> aTargetClassObject) MOZ_OVERRIDE;
michael@0:   virtual nsresult CompileMember(const nsCString& aClassStr,
michael@0:                                  JS::Handle<JSObject*> aClassObject) MOZ_OVERRIDE;
michael@0: 
michael@0:   virtual void Trace(const TraceCallbacks& aCallbacks, void *aClosure) MOZ_OVERRIDE;
michael@0: 
michael@0:   nsresult Read(nsIObjectInputStream* aStream);
michael@0:   virtual nsresult Write(nsIObjectOutputStream* aStream) MOZ_OVERRIDE;
michael@0: 
michael@0:   bool IsCompiled() const
michael@0:   {
michael@0:     return mMethod.IsCompiled();
michael@0:   }
michael@0: 
michael@0:   void SetUncompiledMethod(nsXBLUncompiledMethod* aUncompiledMethod)
michael@0:   {
michael@0:     mMethod.SetUncompiled(aUncompiledMethod);
michael@0:   }
michael@0: 
michael@0:   nsXBLUncompiledMethod* GetUncompiledMethod() const
michael@0:   {
michael@0:     return mMethod.GetUncompiled();
michael@0:   }
michael@0: 
michael@0: protected:
michael@0:   void SetCompiledMethod(JSObject* aCompiledMethod)
michael@0:   {
michael@0:     mMethod.SetJSFunction(aCompiledMethod);
michael@0:   }
michael@0: 
michael@0:   JSObject* GetCompiledMethod() const
michael@0:   {
michael@0:     return mMethod.GetJSFunction();
michael@0:   }
michael@0: 
michael@0:   JSObject* GetCompiledMethodPreserveColor() const
michael@0:   {
michael@0:     return mMethod.GetJSFunctionPreserveColor();
michael@0:   }
michael@0: 
michael@0:   JS::Heap<nsXBLMaybeCompiled<nsXBLUncompiledMethod> > mMethod;
michael@0: };
michael@0: 
michael@0: class nsXBLProtoImplAnonymousMethod : public nsXBLProtoImplMethod {
michael@0: public:
michael@0:   nsXBLProtoImplAnonymousMethod(const char16_t* aName) :
michael@0:     nsXBLProtoImplMethod(aName)
michael@0:   {}
michael@0:   
michael@0:   nsresult Execute(nsIContent* aBoundElement);
michael@0: 
michael@0:   // Override InstallMember; these methods never get installed as members on
michael@0:   // binding instantiations (though they may hang out in mMembers on the
michael@0:   // prototype implementation).
michael@0:   virtual nsresult InstallMember(JSContext* aCx,
michael@0:                                  JS::Handle<JSObject*> aTargetClassObject) MOZ_OVERRIDE {
michael@0:     return NS_OK;
michael@0:   }
michael@0: 
michael@0:   using nsXBLProtoImplMethod::Write;
michael@0:   nsresult Write(nsIObjectOutputStream* aStream,
michael@0:                  XBLBindingSerializeDetails aType);
michael@0: };
michael@0: 
michael@0: #endif // nsXBLProtoImplMethod_h__