DXR is a code search and navigation tool aimed at making sense of large projects. It supports full-text and regex searches as well as structural queries.

Implementation

Mercurial (27a812186ff4)

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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=2 sw=2 et 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 nsLocation_h__
#define nsLocation_h__

#include "nsIDOMLocation.h"
#include "nsString.h"
#include "nsIWeakReferenceUtils.h"
#include "nsWrapperCache.h"
#include "nsCycleCollectionParticipant.h"
#include "js/TypeDecls.h"

class nsIURI;
class nsIDocShell;
class nsIDocShellLoadInfo;

//*****************************************************************************
// nsLocation: Script "location" object
//*****************************************************************************

class nsLocation : public nsIDOMLocation
                 , public nsWrapperCache
{
public:
  nsLocation(nsIDocShell *aDocShell);
  virtual ~nsLocation();

  NS_DECL_CYCLE_COLLECTING_ISUPPORTS
  NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_CLASS(nsLocation)

  void SetDocShell(nsIDocShell *aDocShell);
  nsIDocShell *GetDocShell();

  // nsIDOMLocation
  NS_DECL_NSIDOMLOCATION

protected:
  // In the case of jar: uris, we sometimes want the place the jar was
  // fetched from as the URI instead of the jar: uri itself.  Pass in
  // true for aGetInnermostURI when that's the case.
  nsresult GetURI(nsIURI** aURL, bool aGetInnermostURI = false);
  nsresult GetWritableURI(nsIURI** aURL);
  nsresult SetURI(nsIURI* aURL, bool aReplace = false);
  nsresult SetHrefWithBase(const nsAString& aHref, nsIURI* aBase,
                           bool aReplace);
  nsresult SetHrefWithContext(JSContext* cx, const nsAString& aHref,
                              bool aReplace);

  nsresult GetSourceBaseURL(JSContext* cx, nsIURI** sourceURL);
  nsresult CheckURL(nsIURI *url, nsIDocShellLoadInfo** aLoadInfo);
  bool CallerSubsumes();

  nsString mCachedHash;
  nsWeakPtr mDocShell;
  nsWeakPtr mOuter;
};

#endif // nsLocation_h__