gecko-dev/dom/xbl/nsXBLProtoImplProperty.h

/* -*- 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 nsXBLProtoImplProperty_h__
#define nsXBLProtoImplProperty_h__

#include "mozilla/Attributes.h"
#include "nsAtom.h"
#include "nsString.h"
#include "nsString.h"
#include "nsXBLSerialize.h"
#include "nsXBLMaybeCompiled.h"
#include "nsXBLProtoImplMember.h"

class nsXBLProtoImplProperty : public nsXBLProtoImplMember {
 public:
  nsXBLProtoImplProperty(const char16_t* aName, const char16_t* aGetter,
                         const char16_t* aSetter, const char16_t* aReadOnly,
                         uint32_t aLineNumber);

  nsXBLProtoImplProperty(const char16_t* aName, const bool aIsReadOnly);

  virtual ~nsXBLProtoImplProperty();

  void AppendGetterText(const nsAString& aGetter);
  void AppendSetterText(const nsAString& aSetter);

  void SetGetterLineNumber(uint32_t aLineNumber);
  void SetSetterLineNumber(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& aCallback, void* aClosure) override;

  nsresult Read(nsIObjectInputStream* aStream,
                XBLBindingSerializeDetails aType);
  virtual nsresult Write(nsIObjectOutputStream* aStream) override;

 protected:
  typedef JS::Heap<nsXBLMaybeCompiled<nsXBLTextWithLineNumber> > PropertyOp;

  void EnsureUncompiledText(PropertyOp& aPropertyOp);

  // The raw text for the getter, or the JS object (after compilation).
  PropertyOp mGetter;

  // The raw text for the setter, or the JS object (after compilation).
  PropertyOp mSetter;

  unsigned mJSAttributes;  // A flag for all our JS properties
                           // (getter/setter/readonly/shared/enum)

#ifdef DEBUG
  bool mIsCompiled;
#endif
};

#endif  // nsXBLProtoImplProperty_h__