From 36d22d82aa202bb199967e9512281e9a53db42c9 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 21:33:14 +0200 Subject: Adding upstream version 115.7.0esr. Signed-off-by: Daniel Baumann --- dom/base/nsTraversal.h | 49 +++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 49 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 0000000000..801e4a291c --- /dev/null +++ b/dom/base/nsTraversal.h @@ -0,0 +1,49 @@ +/* -*- 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 common traversal methods for TreeWalker and NodeIterator. + */ + +#ifndef nsTraversal_h___ +#define nsTraversal_h___ + +#include "nsCOMPtr.h" +#include "mozilla/dom/CallbackObject.h" +#include "mozilla/dom/NodeFilterBinding.h" + +class nsINode; + +namespace mozilla { +class ErrorResult; +} + +class nsTraversal { + public: + nsTraversal(nsINode* aRoot, uint32_t aWhatToShow, + mozilla::dom::NodeFilter* aFilter); + virtual ~nsTraversal(); + + protected: + nsCOMPtr mRoot; + uint32_t mWhatToShow; + RefPtr 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 + * @param aUnskippedNode If non-null is passed, set to aNode if node isn't + * filtered out by mWhatToShow. + * @returns Filtervalue. See NodeFilter.webidl + */ + int16_t TestNode(nsINode* aNode, mozilla::ErrorResult& aResult, + nsCOMPtr* aUnskippedNode = nullptr); +}; + +#endif -- cgit v1.2.3