forked from mirrors/gecko-dev
93 lines
2.1 KiB
C++
93 lines
2.1 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "nsDOMWindowList.h"
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#include "FlushType.h"
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#include "nsCOMPtr.h"
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#include "nsIDocument.h"
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#include "nsIDOMWindow.h"
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#include "nsIDocShell.h"
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#include "nsIInterfaceRequestorUtils.h"
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#include "nsIScriptGlobalObject.h"
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#include "nsIWebNavigation.h"
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using namespace mozilla;
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nsDOMWindowList::nsDOMWindowList(nsIDocShell *aDocShell)
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{
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SetDocShell(aDocShell);
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}
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nsDOMWindowList::~nsDOMWindowList()
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{
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}
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void
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nsDOMWindowList::SetDocShell(nsIDocShell* aDocShell)
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{
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mDocShellNode = aDocShell; // Weak Reference
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}
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void
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nsDOMWindowList::EnsureFresh()
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{
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nsCOMPtr<nsIWebNavigation> shellAsNav = do_QueryInterface(mDocShellNode);
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if (shellAsNav) {
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nsCOMPtr<nsIDocument> doc;
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shellAsNav->GetDocument(getter_AddRefs(doc));
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if (doc) {
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doc->FlushPendingNotifications(FlushType::ContentAndNotify);
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}
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}
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}
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uint32_t
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nsDOMWindowList::GetLength()
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{
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EnsureFresh();
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NS_ENSURE_TRUE(mDocShellNode, 0);
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int32_t length;
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nsresult rv = mDocShellNode->GetChildCount(&length);
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NS_ENSURE_SUCCESS(rv, 0);
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return uint32_t(length);
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}
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already_AddRefed<nsPIDOMWindowOuter>
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nsDOMWindowList::IndexedGetter(uint32_t aIndex)
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{
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nsCOMPtr<nsIDocShellTreeItem> item = GetDocShellTreeItemAt(aIndex);
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if (!item) {
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return nullptr;
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}
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nsCOMPtr<nsPIDOMWindowOuter> window = item->GetWindow();
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MOZ_ASSERT(window);
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return window.forget();
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}
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already_AddRefed<nsPIDOMWindowOuter>
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nsDOMWindowList::NamedItem(const nsAString& aName)
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{
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EnsureFresh();
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if (!mDocShellNode) {
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return nullptr;
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}
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nsCOMPtr<nsIDocShellTreeItem> item;
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mDocShellNode->FindChildWithName(aName, false, false, nullptr,
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nullptr, getter_AddRefs(item));
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nsCOMPtr<nsPIDOMWindowOuter> childWindow(do_GetInterface(item));
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return childWindow.forget();
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}
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