The Tor Browser: dom/base/nsDOMWindowList.h@b8a032363ba2

Incorporate requested changes from Mozilla in review:
https://bugzilla.mozilla.org/show_bug.cgi?id=1123480#c6

     1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */

     2 /* This Source Code Form is subject to the terms of the Mozilla Public

     3  * License, v. 2.0. If a copy of the MPL was not distributed with this

     4  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

     5 #ifndef nsDOMWindowList_h___

     6 #define nsDOMWindowList_h___

     8 #include "nsCOMPtr.h"

     9 #include "nsIDOMWindowCollection.h"

    10 #include <stdint.h>

    11 #include "nsIDocShell.h"

    13 class nsIDocShell;

    14 class nsIDOMWindow;

    16 class nsDOMWindowList : public nsIDOMWindowCollection

    17 {

    18 public:

    19   nsDOMWindowList(nsIDocShell *aDocShell);

    20   virtual ~nsDOMWindowList();

    22   NS_DECL_ISUPPORTS

    23   NS_DECL_NSIDOMWINDOWCOLLECTION

    25   uint32_t GetLength();

    26   already_AddRefed<nsIDOMWindow> IndexedGetter(uint32_t aIndex, bool& aFound);

    28   //local methods

    29   NS_IMETHOD SetDocShell(nsIDocShell* aDocShell);

    30   already_AddRefed<nsIDocShellTreeItem> GetDocShellTreeItemAt(uint32_t aIndex)

    31   {

    32     EnsureFresh();

    33     nsCOMPtr<nsIDocShellTreeItem> item;

    34     if (mDocShellNode) {

    35       mDocShellNode->GetChildAt(aIndex, getter_AddRefs(item));

    36     }

    37     return item.forget();

    38   }

    40 protected:

    41   // Note: this function may flush and cause mDocShellNode to become null.

    42   void EnsureFresh();

    44   nsIDocShell* mDocShellNode; //Weak Reference

    45 };

    47 #endif // nsDOMWindowList_h___

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