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- /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-
- *
- * The contents of this file are subject to the Netscape Public License
- * Version 1.0 (the "NPL"); you may not use this file except in
- * compliance with the NPL. You may obtain a copy of the NPL at
- * http://www.mozilla.org/NPL/
- *
- * Software distributed under the NPL is distributed on an "AS IS" basis,
- * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
- * for the specific language governing rights and limitations under the
- * NPL.
- *
- * The Initial Developer of this code under the NPL is Netscape
- * Communications Corporation. Portions created by Netscape are
- * Copyright (C) 1998 Netscape Communications Corporation. All Rights
- * Reserved.
- */
-
- // This class implements a tree header that can operate in one of three states, in
- // the following order:
- //
- // - no sort (natural order)
- // - sort forwards
- // - sort backwards
- //
- // When it reaches the end, it cycles back to the start (no sort).
-
- #pragma once
-
- #include "LTableViewHeader.h"
-
- class CTriStateTableHeader : public LTableViewHeader
- {
- public:
-
- CTriStateTableHeader(LStream* inStream);
- virtual ~CTriStateTableHeader();
-
- protected:
-
- bool CycleSortDirection ( ColumnIndexT & ioColumn ) ;
-
- }; // class CTriStateTableHeader