/* THIS FILE IS AUTOGENERATED FROM IntersectionObserver.webidl BY Codegen.py - DO NOT EDIT */

#ifndef mozilla_dom_IntersectionObserverBinding_h

#define mozilla_dom_IntersectionObserverBinding_h

#include "DOMRectBinding.h"

#include "GeckoProfiler.h"

#include "js/RootingAPI.h"

#include "jspubtd.h"

#include "mozilla/ErrorResult.h"

#include "mozilla/dom/BindingDeclarations.h"

#include "mozilla/dom/CallbackFunction.h"

#include "mozilla/dom/Element.h"

#include "mozilla/dom/FakeString.h"

#include "mozilla/dom/Nullable.h"

#include "mozilla/dom/PrototypeList.h"

#include "mozilla/dom/ToJSValue.h"

#include "mozilla/dom/UnionMember.h"

namespace mozilla {

namespace dom {

class DOMIntersectionObserver;

struct DOMIntersectionObserverAtoms;

class DOMIntersectionObserverEntry;

struct DOMIntersectionObserverEntryAtoms;

struct DOMRectInit;

class DoubleOrDoubleSequence;

class Element;

class IntersectionCallback;

struct IntersectionObserverEntryInitAtoms;

struct IntersectionObserverInitAtoms;

struct NativePropertyHooks;

class OwningDoubleOrDoubleSequence;

class ProtoAndIfaceCache;

} // namespace dom

} // namespace mozilla

namespace mozilla {

namespace dom {

class DoubleOrDoubleSequence

{

  friend class DoubleOrDoubleSequenceArgument;

  enum Type

  {

    eUninitialized,

    eDouble,

    eDoubleSequence

  };

  union Value

  {

    UnionMember<double > mDouble;

    UnionMember<binding_detail::AutoSequence<double> > mDoubleSequence;

  };

  Type mType;

  Value mValue;

  DoubleOrDoubleSequence(const DoubleOrDoubleSequence&) = delete;

  DoubleOrDoubleSequence& operator=(const DoubleOrDoubleSequence&) = delete;

public:

  explicit inline DoubleOrDoubleSequence()

    : mType(eUninitialized)

  {

  }

  inline ~DoubleOrDoubleSequence()

  {

    Uninit();

  }

  inline double&

  RawSetAsDouble()

  {

    if (mType == eDouble) {

      return mValue.mDouble.Value();

    }

    MOZ_ASSERT(mType == eUninitialized);

    mType = eDouble;

    return mValue.mDouble.SetValue();

  }

  inline double&

  SetAsDouble()

  {

    if (mType == eDouble) {

      return mValue.mDouble.Value();

    }

    Uninit();

    mType = eDouble;

    return mValue.mDouble.SetValue();

  }

  inline bool

  IsDouble() const

  {

    return mType == eDouble;

  }

  inline double&

  GetAsDouble()

  {

    MOZ_ASSERT(IsDouble(), "Wrong type!");

    return mValue.mDouble.Value();

  }

  inline double

  GetAsDouble() const

  {

    MOZ_ASSERT(IsDouble(), "Wrong type!");

    return mValue.mDouble.Value();

  }

  inline binding_detail::AutoSequence<double>&

  RawSetAsDoubleSequence()

  {

    if (mType == eDoubleSequence) {

      return mValue.mDoubleSequence.Value();

    }

    MOZ_ASSERT(mType == eUninitialized);

    mType = eDoubleSequence;

    return mValue.mDoubleSequence.SetValue();

  }

  inline binding_detail::AutoSequence<double>&

  SetAsDoubleSequence()

  {

    if (mType == eDoubleSequence) {

      return mValue.mDoubleSequence.Value();

    }

    Uninit();

    mType = eDoubleSequence;

    return mValue.mDoubleSequence.SetValue();

  }

  inline bool

  IsDoubleSequence() const

  {

    return mType == eDoubleSequence;

  }

  inline binding_detail::AutoSequence<double>&

  GetAsDoubleSequence()

  {

    MOZ_ASSERT(IsDoubleSequence(), "Wrong type!");

    return mValue.mDoubleSequence.Value();

  }

  inline const Sequence<double>&

  GetAsDoubleSequence() const

  {

    MOZ_ASSERT(IsDoubleSequence(), "Wrong type!");

    return mValue.mDoubleSequence.Value();

  }

  inline void

  Uninit()

  {

    switch (mType) {

      case eUninitialized: {

        break;

      }

      case eDouble: {

        DestroyDouble();

        break;

      }

      case eDoubleSequence: {

        DestroyDoubleSequence();

        break;

      }

    }

  }

  bool

  ToJSVal(JSContext* cx, JS::Handle<JSObject*> scopeObj, JS::MutableHandle<JS::Value> rval) const;

private:

  inline void

  DestroyDouble()

  {

    MOZ_ASSERT(IsDouble(), "Wrong type!");

    mValue.mDouble.Destroy();

    mType = eUninitialized;

  }

  inline void

  DestroyDoubleSequence()

  {

    MOZ_ASSERT(IsDoubleSequence(), "Wrong type!");

    mValue.mDoubleSequence.Destroy();

    mType = eUninitialized;

  }

};

class OwningDoubleOrDoubleSequence : public AllOwningUnionBase

{

  friend void ImplCycleCollectionUnlink(OwningDoubleOrDoubleSequence& aUnion);

  enum Type

  {

    eUninitialized,

    eDouble,

    eDoubleSequence

  };

  union Value

  {

    UnionMember<double > mDouble;

    UnionMember<Sequence<double> > mDoubleSequence;

  };

  Type mType;

  Value mValue;

public:

  explicit inline OwningDoubleOrDoubleSequence()

    : mType(eUninitialized)

  {

  }

  explicit inline OwningDoubleOrDoubleSequence(const OwningDoubleOrDoubleSequence& aOther)

    : mType(eUninitialized)

  {

    *this = aOther;

  }

  inline ~OwningDoubleOrDoubleSequence()

  {

    Uninit();

  }

  double&

  RawSetAsDouble();

  double&

  SetAsDouble();

  bool

  TrySetToDouble(JSContext* cx, JS::Handle<JS::Value> value, bool& tryNext, bool passedToJSImpl = false);

  inline bool

  IsDouble() const

  {

    return mType == eDouble;

  }

  inline double&

  GetAsDouble()

  {

    MOZ_ASSERT(IsDouble(), "Wrong type!");

    return mValue.mDouble.Value();

  }

  inline double const &

  GetAsDouble() const

  {

    MOZ_ASSERT(IsDouble(), "Wrong type!");

    return mValue.mDouble.Value();

  }

  Sequence<double>&

  RawSetAsDoubleSequence();

  Sequence<double>&

  SetAsDoubleSequence();

  bool

  TrySetToDoubleSequence(JSContext* cx, JS::Handle<JS::Value> value, bool& tryNext, bool passedToJSImpl = false);

  inline bool

  IsDoubleSequence() const

  {

    return mType == eDoubleSequence;

  }

  inline Sequence<double>&

  GetAsDoubleSequence()

  {

    MOZ_ASSERT(IsDoubleSequence(), "Wrong type!");

    return mValue.mDoubleSequence.Value();

  }

  inline Sequence<double> const &

  GetAsDoubleSequence() const

  {

    MOZ_ASSERT(IsDoubleSequence(), "Wrong type!");

    return mValue.mDoubleSequence.Value();

  }

  void

  Uninit();

  bool

  ToJSVal(JSContext* cx, JS::Handle<JSObject*> scopeObj, JS::MutableHandle<JS::Value> rval) const;

  void

  TraceUnion(JSTracer* trc);

  OwningDoubleOrDoubleSequence&

  operator=(const OwningDoubleOrDoubleSequence& aOther);

private:

  void

  DestroyDouble();

  void

  DestroyDoubleSequence();

};

struct IntersectionObserverEntryInit : public DictionaryBase

{

  MOZ_INIT_OUTSIDE_CTOR DOMRectInit mBoundingClientRect;

  MOZ_INIT_OUTSIDE_CTOR DOMRectInit mIntersectionRect;

  MOZ_INIT_OUTSIDE_CTOR DOMRectInit mRootBounds;

  MOZ_INIT_OUTSIDE_CTOR OwningNonNull<mozilla::dom::Element> mTarget;

  MOZ_INIT_OUTSIDE_CTOR double mTime;

  IntersectionObserverEntryInit();

  explicit inline IntersectionObserverEntryInit(const FastDictionaryInitializer& )

    : mBoundingClientRect(FastDictionaryInitializer()),

      mIntersectionRect(FastDictionaryInitializer()),

      mRootBounds(FastDictionaryInitializer())

  {

    // Do nothing here; this is used by our "Fast" subclass

  }

  explicit inline IntersectionObserverEntryInit(const IntersectionObserverEntryInit& aOther)

    : mBoundingClientRect(FastDictionaryInitializer()),

      mIntersectionRect(FastDictionaryInitializer()),

      mRootBounds(FastDictionaryInitializer())

  {

    *this = aOther;

  }

  bool

  Init(JSContext* cx, JS::Handle<JS::Value> val, const char* sourceDescription = "Value", bool passedToJSImpl = false);

  bool

  ToObjectInternal(JSContext* cx, JS::MutableHandle<JS::Value> rval) const;

  void

  TraceDictionary(JSTracer* trc);

  inline void

  TraverseForCC(nsCycleCollectionTraversalCallback& aCallback, uint32_t aFlags)

  {

    ImplCycleCollectionTraverse(aCallback, mTarget, "mTarget", aFlags);

  }

  inline void

  UnlinkForCC()

  {

    ImplCycleCollectionUnlink(mTarget);

  }

  IntersectionObserverEntryInit&

  operator=(const IntersectionObserverEntryInit& aOther);

private:

  static bool

  InitIds(JSContext* cx, IntersectionObserverEntryInitAtoms* atomsCache);

};

namespace binding_detail {

struct FastIntersectionObserverEntryInit : public IntersectionObserverEntryInit

{

  inline FastIntersectionObserverEntryInit()

    : IntersectionObserverEntryInit(FastDictionaryInitializer())

  {

    // Doesn't matter what int we pass to the parent constructor

  }

};

} // namespace binding_detail

struct IntersectionObserverInit : public DictionaryBase

{

  MOZ_INIT_OUTSIDE_CTOR RefPtr<mozilla::dom::Element> mRoot;

  MOZ_INIT_OUTSIDE_CTOR nsString mRootMargin;

  MOZ_INIT_OUTSIDE_CTOR OwningDoubleOrDoubleSequence mThreshold;

  IntersectionObserverInit();

  explicit inline IntersectionObserverInit(const FastDictionaryInitializer& )

  {

    // Do nothing here; this is used by our "Fast" subclass

  }

  explicit inline IntersectionObserverInit(const IntersectionObserverInit& aOther)

  {

    *this = aOther;

  }

  bool

  Init(JSContext* cx, JS::Handle<JS::Value> val, const char* sourceDescription = "Value", bool passedToJSImpl = false);

  bool

  ToObjectInternal(JSContext* cx, JS::MutableHandle<JS::Value> rval) const;

  void

  TraceDictionary(JSTracer* trc);

  inline void

  TraverseForCC(nsCycleCollectionTraversalCallback& aCallback, uint32_t aFlags)

  {

    ImplCycleCollectionTraverse(aCallback, mRoot, "mRoot", aFlags);

  }

  inline void

  UnlinkForCC()

  {

    ImplCycleCollectionUnlink(mRoot);

  }

  IntersectionObserverInit&

  operator=(const IntersectionObserverInit& aOther);

private:

  static bool

  InitIds(JSContext* cx, IntersectionObserverInitAtoms* atomsCache);

};

namespace binding_detail {

struct FastIntersectionObserverInit : public IntersectionObserverInit

{

  inline FastIntersectionObserverInit()

    : IntersectionObserverInit(FastDictionaryInitializer())

  {

    // Doesn't matter what int we pass to the parent constructor

  }

};

} // namespace binding_detail

class IntersectionCallback : public CallbackFunction

{

public:

  explicit inline IntersectionCallback(JSContext* aCx, JS::Handle<JSObject*> aCallback, JS::Handle<JSObject*> aCallbackGlobal, nsIGlobalObject* aIncumbentGlobal)

    : CallbackFunction(aCx, aCallback, aCallbackGlobal, aIncumbentGlobal)

  {

    MOZ_ASSERT(JS::IsCallable(mCallback));

  }

  explicit inline IntersectionCallback(JSObject* aCallback, JSObject* aCallbackGlobal, const FastCallbackConstructor& )

    : CallbackFunction(aCallback, aCallbackGlobal, FastCallbackConstructor())

  {

    MOZ_ASSERT(JS::IsCallable(mCallback));

  }

  explicit inline IntersectionCallback(JSObject* aCallback, JSObject* aCallbackGlobal, JSObject* aAsyncStack, nsIGlobalObject* aIncumbentGlobal)

    : CallbackFunction(aCallback, aCallbackGlobal, aAsyncStack, aIncumbentGlobal)

  {

    MOZ_ASSERT(JS::IsCallable(mCallback));

  }

  explicit inline IntersectionCallback(CallbackFunction* aOther)

    : CallbackFunction(aOther)

  {

  }

  template <typename T>

  inline void

  Call(const T& thisVal, const Sequence<OwningNonNull<DOMIntersectionObserverEntry>>& entries, DOMIntersectionObserver& observer, ErrorResult& aRv, const char* aExecutionReason = nullptr, ExceptionHandling aExceptionHandling = eReportExceptions, JS::Realm* aRealm = nullptr)

  {

    MOZ_ASSERT(!aRv.Failed(), "Don't pass an already-failed ErrorResult to a callback!");

    if (!aExecutionReason) {

      aExecutionReason = "IntersectionCallback";

    }

    CallSetup s(this, aRv, aExecutionReason, aExceptionHandling, aRealm);

    if (!s.GetContext()) {

      MOZ_ASSERT(aRv.Failed());

      return;

    }

    JS::Rooted<JS::Value> thisValJS(s.GetContext());

    if (!ToJSValue(s.GetContext(), thisVal, &thisValJS)) {

      aRv.Throw(NS_ERROR_FAILURE);

      return;

    }

    return Call(s.GetContext(), thisValJS, entries, observer, aRv);

  }

  inline void

  Call(const Sequence<OwningNonNull<DOMIntersectionObserverEntry>>& entries, DOMIntersectionObserver& observer, ErrorResult& aRv, const char* aExecutionReason = nullptr, ExceptionHandling aExceptionHandling = eReportExceptions, JS::Realm* aRealm = nullptr)

  {

    MOZ_ASSERT(!aRv.Failed(), "Don't pass an already-failed ErrorResult to a callback!");

    if (!aExecutionReason) {

      aExecutionReason = "IntersectionCallback";

    }

    CallSetup s(this, aRv, aExecutionReason, aExceptionHandling, aRealm);

    if (!s.GetContext()) {

      MOZ_ASSERT(aRv.Failed());

      return;

    }

    return Call(s.GetContext(), JS::UndefinedHandleValue, entries, observer, aRv);

  }

  template <typename T>

  inline void

  Call(const T& thisVal, const Sequence<OwningNonNull<DOMIntersectionObserverEntry>>& entries, DOMIntersectionObserver& observer, const char* aExecutionReason = nullptr)

  {

    return Call(thisVal, entries, observer, IgnoreErrors(), aExecutionReason);

  }

  inline void

  Call(const Sequence<OwningNonNull<DOMIntersectionObserverEntry>>& entries, DOMIntersectionObserver& observer, const char* aExecutionReason = nullptr)

  {

    return Call(entries, observer, IgnoreErrors(), aExecutionReason, eReportExceptions, nullptr);

  }

  inline bool

  operator==(const IntersectionCallback& aOther) const

  {

    return CallbackFunction::operator==(aOther);

  }

private:

  void Call(JSContext* cx, JS::Handle<JS::Value> aThisVal, const Sequence<OwningNonNull<DOMIntersectionObserverEntry>>& entries, DOMIntersectionObserver& observer, ErrorResult& aRv);

};

namespace binding_detail {

class FastIntersectionCallback : public IntersectionCallback

{

public:

  explicit inline FastIntersectionCallback(JSObject* aCallback, JSObject* aCallbackGlobal)

    : IntersectionCallback(aCallback, aCallbackGlobal, FastCallbackConstructor())

  {

  }

  inline void

  Trace(JSTracer* aTracer)

  {

    IntersectionCallback::Trace(aTracer);

  }

  inline void

  FinishSlowJSInitIfMoreThanOneOwner(JSContext* aCx)

  {

    IntersectionCallback::FinishSlowJSInitIfMoreThanOneOwner(aCx);

  }

};

} // namespace binding_detail

namespace IntersectionObserver_Binding {

  typedef mozilla::dom::DOMIntersectionObserver NativeType;

  bool

  ConstructorEnabled(JSContext* aCx, JS::Handle<JSObject*> aObj);

  const JSClass*

  GetJSClass();

  bool

  Wrap(JSContext* aCx, mozilla::dom::DOMIntersectionObserver* aObject, nsWrapperCache* aCache, JS::Handle<JSObject*> aGivenProto, JS::MutableHandle<JSObject*> aReflector);

  template <class T>

  inline JSObject* Wrap(JSContext* aCx, T* aObject, JS::Handle<JSObject*> aGivenProto)

  {

    JS::Rooted<JSObject*> reflector(aCx);

    return Wrap(aCx, aObject, aObject, aGivenProto, &reflector) ? reflector.get() : nullptr;

  }

  // We declare this as an array so that retrieving a pointer to this

  // binding's property hooks only requires compile/link-time resolvable

  // address arithmetic.  Declaring it as a pointer instead would require

  // doing a run-time load to fetch a pointer to this binding's property

  // hooks.  And then structures which embedded a pointer to this structure

  // would require a run-time load for proper initialization, which would

  // then induce static constructors.  Lots of static constructors.

  extern const NativePropertyHooks sNativePropertyHooks[];

  void

  CreateInterfaceObjects(JSContext* aCx, JS::Handle<JSObject*> aGlobal, ProtoAndIfaceCache& aProtoAndIfaceCache, bool aDefineOnGlobal);

  inline JS::Handle<JSObject*> GetProtoObjectHandle(JSContext* aCx)

  {

    /* Get the interface prototype object for this class.  This will create the

       object as needed. */

    return GetPerInterfaceObjectHandle(aCx, prototypes::id::IntersectionObserver,

                                       &CreateInterfaceObjects,

                                       /* aDefineOnGlobal = */ true);

  }

  inline JS::Handle<JSObject*> GetConstructorObjectHandle(JSContext* aCx, bool aDefineOnGlobal = true)

  {

    /* Get the interface object for this class.  This will create the object as

       needed. */

    return GetPerInterfaceObjectHandle(aCx, constructors::id::IntersectionObserver,

                                       &CreateInterfaceObjects,

                                       aDefineOnGlobal);

  }

  JSObject*

  GetConstructorObject(JSContext* aCx);

} // namespace IntersectionObserver_Binding

namespace IntersectionObserverEntry_Binding {

  typedef mozilla::dom::DOMIntersectionObserverEntry NativeType;

  bool

  ConstructorEnabled(JSContext* aCx, JS::Handle<JSObject*> aObj);

  const JSClass*

  GetJSClass();

  bool

  Wrap(JSContext* aCx, mozilla::dom::DOMIntersectionObserverEntry* aObject, nsWrapperCache* aCache, JS::Handle<JSObject*> aGivenProto, JS::MutableHandle<JSObject*> aReflector);

  template <class T>

  inline JSObject* Wrap(JSContext* aCx, T* aObject, JS::Handle<JSObject*> aGivenProto)

  {

    JS::Rooted<JSObject*> reflector(aCx);

    return Wrap(aCx, aObject, aObject, aGivenProto, &reflector) ? reflector.get() : nullptr;

  }

  // We declare this as an array so that retrieving a pointer to this

  // binding's property hooks only requires compile/link-time resolvable

  // address arithmetic.  Declaring it as a pointer instead would require

  // doing a run-time load to fetch a pointer to this binding's property

  // hooks.  And then structures which embedded a pointer to this structure

  // would require a run-time load for proper initialization, which would

  // then induce static constructors.  Lots of static constructors.

  extern const NativePropertyHooks sNativePropertyHooks[];

  void

  CreateInterfaceObjects(JSContext* aCx, JS::Handle<JSObject*> aGlobal, ProtoAndIfaceCache& aProtoAndIfaceCache, bool aDefineOnGlobal);

  inline JS::Handle<JSObject*> GetProtoObjectHandle(JSContext* aCx)

  {

    /* Get the interface prototype object for this class.  This will create the

       object as needed. */

    return GetPerInterfaceObjectHandle(aCx, prototypes::id::IntersectionObserverEntry,

                                       &CreateInterfaceObjects,

                                       /* aDefineOnGlobal = */ true);

  }

  inline JS::Handle<JSObject*> GetConstructorObjectHandle(JSContext* aCx, bool aDefineOnGlobal = true)

  {

    /* Get the interface object for this class.  This will create the object as

       needed. */

    return GetPerInterfaceObjectHandle(aCx, constructors::id::IntersectionObserverEntry,

                                       &CreateInterfaceObjects,

                                       aDefineOnGlobal);

  }

  JSObject*

  GetConstructorObject(JSContext* aCx);

} // namespace IntersectionObserverEntry_Binding

} // namespace dom

} // namespace mozilla

#endif // mozilla_dom_IntersectionObserverBinding_h