The Tor Browser: content/base/src/nsTraversal.h@6474c204b198

Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.

     1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-

     2  *

     3  * This Source Code Form is subject to the terms of the Mozilla Public

     4  * License, v. 2.0. If a copy of the MPL was not distributed with this

     5  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

     7 /*

     8  * Implementation of DOM Traversal's nsIDOMTreeWalker

     9  */

    11 #ifndef nsTraversal_h___

    12 #define nsTraversal_h___

    14 #include "nsCOMPtr.h"

    15 #include "nsIDocument.h"

    16 #include "mozilla/dom/CallbackObject.h"

    17 #include "mozilla/ErrorResult.h"

    18 #include "mozilla/dom/NodeFilterBinding.h"

    19 #include "nsIDOMNodeFilter.h"

    21 class nsINode;

    23 class nsTraversal

    24 {

    25 public:

    26     nsTraversal(nsINode *aRoot,

    27                 uint32_t aWhatToShow,

    28                 const mozilla::dom::NodeFilterHolder &aFilter);

    29     virtual ~nsTraversal();

    31 protected:

    32     nsCOMPtr<nsINode> mRoot;

    33     uint32_t mWhatToShow;

    34     mozilla::dom::NodeFilterHolder mFilter;

    35     bool mInAcceptNode;

    37     /*

    38      * Tests if and how a node should be filtered. Uses mWhatToShow and

    39      * mFilter to test the node.

    40      * @param aNode     Node to test

    41      * @param aResult   Whether we succeeded

    42      * @returns         Filtervalue. See nsIDOMNodeFilter.idl

    43      */

    44     int16_t TestNode(nsINode* aNode, mozilla::ErrorResult& aResult);

    45 };

    47 #endif

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