Quelle nsHashPropertyBag.h Sprache: C

/* -*- 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 nsHashPropertyBag_h___
#define nsHashPropertyBag_h___

#include "nsIVariant.h"
#include "nsIWritablePropertyBag.h"
#include "nsIWritablePropertyBag2.h"

#include "nsCycleCollectionParticipant.h"
#include "nsInterfaceHashtable.h"

class nsHashPropertyBagBase : public nsIWritablePropertyBag,
                              public nsIWritablePropertyBag2 {
public:
  nsHashPropertyBagBase() = default;

  void CopyFrom(const nsHashPropertyBagBase* aOther);
  void CopyFrom(nsIPropertyBag* aOther);
  static void CopyFrom(nsIWritablePropertyBag* aTo, nsIPropertyBag* aFrom);

  NS_DECL_NSIPROPERTYBAG
  NS_DECL_NSIPROPERTYBAG2

  NS_DECL_NSIWRITABLEPROPERTYBAG
  NS_DECL_NSIWRITABLEPROPERTYBAG2

protected:
  // a hash table of string -> nsIVariant
  nsInterfaceHashtable<nsStringHashKey, nsIVariant> mPropertyHash;
};

class nsHashPropertyBag : public nsHashPropertyBagBase {
public:
  nsHashPropertyBag() = default;
  NS_DECL_THREADSAFE_ISUPPORTS

protected:
  virtual ~nsHashPropertyBag();
};

/*
* Off Main Thread variant of nsHashPropertyBag. Instances of this class
* should not be created on a main thread, nor should it contain main thread
* only objects, such as XPCVariants. The purpose of this class is to provide a
* way to use the property bag off main thread.
* Note: this class needs to be created and destroyed on the same thread and
* should be used single threaded.
*/
class nsHashPropertyBagOMT final : public nsHashPropertyBagBase {
public:
  nsHashPropertyBagOMT();
  NS_DECL_ISUPPORTS

protected:
  // Doesn't need to dispatch to main thread because it cannot contain
  // XPCVariants
  virtual ~nsHashPropertyBagOMT() = default;
};

/* A cycle collected nsHashPropertyBag for main-thread-only use. */
class nsHashPropertyBagCC final : public nsHashPropertyBagBase {
public:
  nsHashPropertyBagCC() = default;
  NS_DECL_CYCLE_COLLECTING_ISUPPORTS
  NS_DECL_CYCLE_COLLECTION_CLASS_AMBIGUOUS(nsHashPropertyBagCC,
                                           nsIWritablePropertyBag)
protected:
  virtual ~nsHashPropertyBagCC() = default;
};

inline nsISupports* ToSupports(nsHashPropertyBagBase* aPropertyBag) {
  return static_cast<nsIWritablePropertyBag*>(aPropertyBag);
}

#endif /* nsHashPropertyBag_h___ */

quality100%

¤ Dauer der Verarbeitung: 0.14 Sekunden (vorverarbeitet) ¤

Wurzel

Suchen

Beweissystem der NASA

Beweissystem Isabelle

NIST Cobol Testsuite

Cephes Mathematical Library

Wiener Entwicklungsmethode

Haftungshinweis

Die Informationen auf dieser Webseite wurden nach bestem Wissen sorgfältig zusammengestellt. Es wird jedoch weder Vollständigkeit, noch Richtigkeit, noch Qualität der bereit gestellten Informationen zugesichert.

Bemerkung:

Die farbliche Syntaxdarstellung ist noch experimentell.