michael@0: /* -*- Mode: C++; tab-width: 3; indent-tabs-mode: nil; c-basic-offset: 2 -*-
michael@0:  * This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0:  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: #ifndef nsTreeUtils_h__
michael@0: #define nsTreeUtils_h__
michael@0: 
michael@0: #include "nsError.h"
michael@0: #include "nsString.h"
michael@0: #include "nsTreeStyleCache.h"
michael@0: 
michael@0: class nsIAtom;
michael@0: class nsIContent;
michael@0: 
michael@0: class nsTreeUtils
michael@0: {
michael@0:   public:
michael@0:     /**
michael@0:      * Parse a whitespace separated list of properties into an array
michael@0:      * of atoms.
michael@0:      */
michael@0:     static nsresult
michael@0:     TokenizeProperties(const nsAString& aProperties, AtomArray & aPropertiesArray);
michael@0: 
michael@0:     static nsIContent*
michael@0:     GetImmediateChild(nsIContent* aContainer, nsIAtom* aTag);
michael@0: 
michael@0:     static nsIContent*
michael@0:     GetDescendantChild(nsIContent* aContainer, nsIAtom* aTag);
michael@0: 
michael@0:     static nsresult
michael@0:     UpdateSortIndicators(nsIContent* aColumn, const nsAString& aDirection);
michael@0: 
michael@0:     static nsresult
michael@0:     GetColumnIndex(nsIContent* aColumn, int32_t* aResult);
michael@0: };
michael@0: 
michael@0: #endif // nsTreeUtils_h__