From 5f8de423f190bbb79a62f804151bc24824fa32d8 Mon Sep 17 00:00:00 2001 From: "Matt A. Tobin" Date: Fri, 2 Feb 2018 04:16:08 -0500 Subject: Add m-esr52 at 52.6.0 --- dom/base/nsTraversal.h | 48 ++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 48 insertions(+) create mode 100644 dom/base/nsTraversal.h (limited to 'dom/base/nsTraversal.h') diff --git a/dom/base/nsTraversal.h b/dom/base/nsTraversal.h new file mode 100644 index 000000000..8b0b55300 --- /dev/null +++ b/dom/base/nsTraversal.h @@ -0,0 +1,48 @@ +/* -*- 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/. */ + +/* + * Implementation of DOM Traversal's nsIDOMTreeWalker + */ + +#ifndef nsTraversal_h___ +#define nsTraversal_h___ + +#include "nsCOMPtr.h" +#include "nsIDocument.h" // for NodeFilterHolder +#include "mozilla/dom/CallbackObject.h" +#include "mozilla/ErrorResult.h" +#include "mozilla/dom/NodeFilterBinding.h" +#include "nsIDOMNodeFilter.h" + +class nsINode; + +class nsTraversal +{ +public: + nsTraversal(nsINode *aRoot, + uint32_t aWhatToShow, + mozilla::dom::NodeFilterHolder aFilter); + virtual ~nsTraversal(); + +protected: + nsCOMPtr mRoot; + uint32_t mWhatToShow; + mozilla::dom::NodeFilterHolder mFilter; + bool mInAcceptNode; + + /* + * Tests if and how a node should be filtered. Uses mWhatToShow and + * mFilter to test the node. + * @param aNode Node to test + * @param aResult Whether we succeeded + * @returns Filtervalue. See nsIDOMNodeFilter.idl + */ + int16_t TestNode(nsINode* aNode, mozilla::ErrorResult& aResult); +}; + +#endif + -- cgit v1.2.3