зеркало из https://github.com/mozilla/gecko-dev.git
62 строки
1.5 KiB
C++
62 строки
1.5 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/. */
|
|
|
|
#include "inLayoutUtils.h"
|
|
|
|
#include "nsIDocument.h"
|
|
#include "nsIDOMDocument.h"
|
|
#include "nsIContent.h"
|
|
#include "nsIContentViewer.h"
|
|
#include "nsPIDOMWindow.h"
|
|
#include "nsIDocShell.h"
|
|
#include "nsIPresShell.h"
|
|
#include "nsPresContext.h"
|
|
#include "mozilla/EventStateManager.h"
|
|
#include "mozilla/dom/Element.h"
|
|
|
|
using namespace mozilla;
|
|
|
|
///////////////////////////////////////////////////////////////////////////////
|
|
|
|
EventStateManager*
|
|
inLayoutUtils::GetEventStateManagerFor(Element& aElement)
|
|
{
|
|
nsIDocument* doc = aElement.OwnerDoc();
|
|
nsIPresShell* shell = doc->GetShell();
|
|
if (!shell)
|
|
return nullptr;
|
|
|
|
return shell->GetPresContext()->EventStateManager();
|
|
}
|
|
|
|
nsIDOMDocument*
|
|
inLayoutUtils::GetSubDocumentFor(nsIDOMNode* aNode)
|
|
{
|
|
nsCOMPtr<nsIContent> content = do_QueryInterface(aNode);
|
|
if (content) {
|
|
nsCOMPtr<nsIDocument> doc = content->GetComposedDoc();
|
|
if (doc) {
|
|
nsCOMPtr<nsIDOMDocument> domdoc(do_QueryInterface(doc->GetSubDocumentFor(content)));
|
|
|
|
return domdoc;
|
|
}
|
|
}
|
|
|
|
return nullptr;
|
|
}
|
|
|
|
nsINode*
|
|
inLayoutUtils::GetContainerFor(const nsIDocument& aDoc)
|
|
{
|
|
nsPIDOMWindowOuter* pwin = aDoc.GetWindow();
|
|
if (!pwin) {
|
|
return nullptr;
|
|
}
|
|
|
|
return pwin->GetFrameElementInternal();
|
|
}
|
|
|