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/* -*- 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/. */
// Local Includes
#include "nsDOMWindowList.h"
// Helper classes
#include "nsCOMPtr.h"
// Interfaces needed
#include "nsIDocument.h"
#include "nsIDOMDocument.h"
#include "nsIDOMWindow.h"
#include "nsIDocShell.h"
#include "nsIInterfaceRequestorUtils.h"
#include "nsIScriptGlobalObject.h"
#include "nsIWebNavigation.h"
nsDOMWindowList::nsDOMWindowList(nsIDocShell *aDocShell)
{
SetDocShell(aDocShell);
}
nsDOMWindowList::~nsDOMWindowList()
{
}
NS_IMPL_ADDREF(nsDOMWindowList)
NS_IMPL_RELEASE(nsDOMWindowList)
NS_INTERFACE_MAP_BEGIN(nsDOMWindowList)
NS_INTERFACE_MAP_ENTRY(nsIDOMWindowCollection)
NS_INTERFACE_MAP_ENTRY(nsISupports)
NS_INTERFACE_MAP_END
NS_IMETHODIMP
nsDOMWindowList::SetDocShell(nsIDocShell* aDocShell)
{
mDocShellNode = aDocShell; // Weak Reference
return NS_OK;
}
void
nsDOMWindowList::EnsureFresh()
{
nsCOMPtr<nsIWebNavigation> shellAsNav = do_QueryInterface(mDocShellNode);
if (shellAsNav) {
nsCOMPtr<nsIDOMDocument> domdoc;
shellAsNav->GetDocument(getter_AddRefs(domdoc));
nsCOMPtr<nsIDocument> doc = do_QueryInterface(domdoc);
if (doc) {
doc->FlushPendingNotifications(Flush_ContentAndNotify);
}
}
}
uint32_t
nsDOMWindowList::GetLength()
{
EnsureFresh();
NS_ENSURE_TRUE(mDocShellNode, 0);
int32_t length;
nsresult rv = mDocShellNode->GetChildCount(&length);
NS_ENSURE_SUCCESS(rv, 0);
return uint32_t(length);
}
NS_IMETHODIMP
nsDOMWindowList::GetLength(uint32_t* aLength)
{
*aLength = GetLength();
return NS_OK;
}
already_AddRefed<nsPIDOMWindowOuter>
nsDOMWindowList::IndexedGetter(uint32_t aIndex)
{
nsCOMPtr<nsIDocShellTreeItem> item = GetDocShellTreeItemAt(aIndex);
if (!item) {
return nullptr;
}
nsCOMPtr<nsPIDOMWindowOuter> window = item->GetWindow();
MOZ_ASSERT(window);
return window.forget();
}
NS_IMETHODIMP
nsDOMWindowList::Item(uint32_t aIndex, mozIDOMWindowProxy** aReturn)
{
nsCOMPtr<nsPIDOMWindowOuter> window = IndexedGetter(aIndex);
window.forget(aReturn);
return NS_OK;
}
NS_IMETHODIMP
nsDOMWindowList::NamedItem(const nsAString& aName, mozIDOMWindowProxy** aReturn)
{
nsCOMPtr<nsIDocShellTreeItem> item;
*aReturn = nullptr;
EnsureFresh();
if (mDocShellNode) {
mDocShellNode->FindChildWithName(aName, false, false, nullptr,
nullptr, getter_AddRefs(item));
nsCOMPtr<nsIScriptGlobalObject> globalObject(do_GetInterface(item));
if (globalObject) {
CallQueryInterface(globalObject.get(), aReturn);
}
}
return NS_OK;
}
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