/*

 * DO NOT EDIT.  THIS FILE IS GENERATED FROM /src/mozilla-central/xpcom/base/nsIWeakReference.idl

 */

#ifndef __gen_nsIWeakReference_h__

#define __gen_nsIWeakReference_h__

#ifndef __gen_nsISupports_h__

#include "nsISupports.h"

#endif

#include "js/GCAnnotations.h"

/* For IDL files that don't want to include root IDL files. */

#ifndef NS_NO_VTABLE

#define NS_NO_VTABLE

#endif

#include "mozilla/Attributes.h"

#include "mozilla/MemoryReporting.h"

// For MOZ_THREAD_SAFETY_OWNERSHIP_CHECKS_SUPPORTED.

#include "nsDebug.h"

#ifdef MOZ_THREAD_SAFETY_OWNERSHIP_CHECKS_SUPPORTED

#define MOZ_WEAKREF_DECL_OWNINGTHREAD nsAutoOwningThread _mWeakRefOwningThread;

#define MOZ_WEAKREF_ASSERT_OWNINGTHREAD \

  _mWeakRefOwningThread.AssertOwnership("nsWeakReference not thread-safe")

#define MOZ_WEAKREF_ASSERT_OWNINGTHREAD_DELEGATED(that) \

  (that)->_mWeakRefOwningThread.AssertOwnership("nsWeakReference not thread-safe")

#else

#define MOZ_WEAKREF_DECL_OWNINGTHREAD

#define MOZ_WEAKREF_ASSERT_OWNINGTHREAD do { } while (false)

#define MOZ_WEAKREF_ASSERT_OWNINGTHREAD_DELEGATED(that) do { } while (false)

#endif

/* starting interface:    nsIWeakReference */

#define NS_IWEAKREFERENCE_IID_STR "9188bc85-f92e-11d2-81ef-0060083a0bcf"

#define NS_IWEAKREFERENCE_IID \

  {0x9188bc85, 0xf92e, 0x11d2, \

    { 0x81, 0xef, 0x00, 0x60, 0x08, 0x3a, 0x0b, 0xcf }}

class nsIWeakReference : public nsISupports {

 public:

  NS_DECLARE_STATIC_IID_ACCESSOR(NS_IWEAKREFERENCE_IID)

  /* [binaryname(QueryReferentFromScript)] void QueryReferent (in nsIIDRef uuid, [iid_is (uuid), retval] out nsQIResult result); */

  JS_HAZ_CAN_RUN_SCRIPT NS_IMETHOD QueryReferentFromScript(const nsIID & uuid, void * * result) = 0;

   virtual size_t SizeOfOnlyThis(mozilla::MallocSizeOf aMallocSizeOf) const = 0;

  /**

   * Returns true if the referring object is alive.  Otherwise, false.

   */

  bool IsAlive() const

  {

    return !!mObject;

  }

  nsresult QueryReferent(const nsIID& aIID, void** aInstancePtr);

protected:

  friend class nsSupportsWeakReference;

  nsIWeakReference(nsISupports* aObject)

    : mObject(aObject)

  {

  }

  nsIWeakReference() = delete;

  MOZ_WEAKREF_DECL_OWNINGTHREAD

  // The object we're holding a weak reference to.

  nsISupports* MOZ_NON_OWNING_REF mObject;

};

  NS_DEFINE_STATIC_IID_ACCESSOR(nsIWeakReference, NS_IWEAKREFERENCE_IID)

/* Use this macro when declaring classes that implement this interface. */

#define NS_DECL_NSIWEAKREFERENCE \

  NS_IMETHOD QueryReferentFromScript(const nsIID & uuid, void * * result) override; \

/* Use this macro when declaring the members of this interface when the

   class doesn't implement the interface. This is useful for forwarding. */

#define NS_DECL_NON_VIRTUAL_NSIWEAKREFERENCE \

  nsresult QueryReferentFromScript(const nsIID & uuid, void * * result); \

/* Use this macro to declare functions that forward the behavior of this interface to another object. */

#define NS_FORWARD_NSIWEAKREFERENCE(_to) \

  NS_IMETHOD QueryReferentFromScript(const nsIID & uuid, void * * result) override { return _to QueryReferentFromScript(uuid, result); } \

/* Use this macro to declare functions that forward the behavior of this interface to another object in a safe way. */

#define NS_FORWARD_SAFE_NSIWEAKREFERENCE(_to) \

  NS_IMETHOD QueryReferentFromScript(const nsIID & uuid, void * * result) override { return !_to ? NS_ERROR_NULL_POINTER : _to->QueryReferentFromScript(uuid, result); } \

/* starting interface:    nsISupportsWeakReference */

#define NS_ISUPPORTSWEAKREFERENCE_IID_STR "9188bc86-f92e-11d2-81ef-0060083a0bcf"

#define NS_ISUPPORTSWEAKREFERENCE_IID \

  {0x9188bc86, 0xf92e, 0x11d2, \

    { 0x81, 0xef, 0x00, 0x60, 0x08, 0x3a, 0x0b, 0xcf }}

class NS_NO_VTABLE nsISupportsWeakReference : public nsISupports {

 public:

  NS_DECLARE_STATIC_IID_ACCESSOR(NS_ISUPPORTSWEAKREFERENCE_IID)

  /* nsIWeakReference GetWeakReference (); */

  JS_HAZ_CAN_RUN_SCRIPT NS_IMETHOD GetWeakReference(nsIWeakReference **_retval) = 0;

};

  NS_DEFINE_STATIC_IID_ACCESSOR(nsISupportsWeakReference, NS_ISUPPORTSWEAKREFERENCE_IID)

/* Use this macro when declaring classes that implement this interface. */

#define NS_DECL_NSISUPPORTSWEAKREFERENCE \

  NS_IMETHOD GetWeakReference(nsIWeakReference **_retval) override; 

/* Use this macro when declaring the members of this interface when the

   class doesn't implement the interface. This is useful for forwarding. */

#define NS_DECL_NON_VIRTUAL_NSISUPPORTSWEAKREFERENCE \

  nsresult GetWeakReference(nsIWeakReference **_retval); 

/* Use this macro to declare functions that forward the behavior of this interface to another object. */

#define NS_FORWARD_NSISUPPORTSWEAKREFERENCE(_to) \

  NS_IMETHOD GetWeakReference(nsIWeakReference **_retval) override { return _to GetWeakReference(_retval); } 

/* Use this macro to declare functions that forward the behavior of this interface to another object in a safe way. */

#define NS_FORWARD_SAFE_NSISUPPORTSWEAKREFERENCE(_to) \

  NS_IMETHOD GetWeakReference(nsIWeakReference **_retval) override { return !_to ? NS_ERROR_NULL_POINTER : _to->GetWeakReference(_retval); } 

#ifdef MOZILLA_INTERNAL_API

#include "nsIWeakReferenceUtils.h"

#endif

#endif /* __gen_nsIWeakReference_h__ */