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      1 /*
      2  * Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
      3  *
      4  * This library is free software; you can redistribute it and/or
      5  * modify it under the terms of the GNU Library General Public
      6  * License as published by the Free Software Foundation; either
      7  * version 2 of the License, or (at your option) any later version.
      8  *
      9  * This library is distributed in the hope that it will be useful,
     10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
     11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
     12  * Library General Public License for more details.
     13  *
     14  * You should have received a copy of the GNU Library General Public License
     15  * along with this library; see the file COPYING.LIB.  If not, write to
     16  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
     17  * Boston, MA 02110-1301, USA.
     18  *
     19  */
     20 
     21 #ifndef AccessibilityProgressIndicator_h
     22 #define AccessibilityProgressIndicator_h
     23 
     24 #if ENABLE(PROGRESS_TAG)
     25 
     26 #include "AccessibilityRenderObject.h"
     27 
     28 namespace WebCore {
     29 
     30 class HTMLProgressElement;
     31 class RenderProgress;
     32 
     33 class AccessibilityProgressIndicator : public AccessibilityRenderObject {
     34 public:
     35     static PassRefPtr<AccessibilityProgressIndicator> create(RenderProgress*);
     36 
     37 private:
     38     virtual AccessibilityRole roleValue() const { return ProgressIndicatorRole; }
     39 
     40     virtual bool isProgressIndicator() const { return true; }
     41 
     42     virtual float valueForRange() const;
     43     virtual float maxValueForRange() const;
     44     virtual float minValueForRange() const;
     45 
     46     AccessibilityProgressIndicator(RenderProgress*);
     47 
     48     HTMLProgressElement* element() const;
     49     virtual bool accessibilityIsIgnored() const;
     50 };
     51 
     52 
     53 } // namespace WebCore
     54 
     55 #endif // ENABLE(PROGRESS_TAG)
     56 
     57 #endif // AccessibilityProgressIndicator_h
     58