gecko-dev/dom/base/nsDOMWindowList.h

50 lines
1.3 KiB
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 nsDOMWindowList_h___
#define nsDOMWindowList_h___
#include "nsCOMPtr.h"
#include "nsIDOMWindowCollection.h"
#include <stdint.h>
#include "nsIDocShell.h"
class nsIDocShell;
class nsIDOMWindow;
class nsDOMWindowList : public nsIDOMWindowCollection
{
public:
explicit nsDOMWindowList(nsIDocShell* aDocShell);
NS_DECL_ISUPPORTS
NS_DECL_NSIDOMWINDOWCOLLECTION
uint32_t GetLength();
already_AddRefed<nsIDOMWindow> IndexedGetter(uint32_t aIndex);
//local methods
NS_IMETHOD SetDocShell(nsIDocShell* aDocShell);
already_AddRefed<nsIDocShellTreeItem> GetDocShellTreeItemAt(uint32_t aIndex)
{
EnsureFresh();
nsCOMPtr<nsIDocShellTreeItem> item;
if (mDocShellNode) {
mDocShellNode->GetChildAt(aIndex, getter_AddRefs(item));
}
return item.forget();
}
protected:
virtual ~nsDOMWindowList();
// Note: this function may flush and cause mDocShellNode to become null.
void EnsureFresh();
nsIDocShell* mDocShellNode; //Weak Reference
};
#endif // nsDOMWindowList_h___