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/* -*- Mode: C++; tab-width: 8; 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 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__
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