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      1 /*
      2  * Copyright (C) 2006, 2007, 2008, 2009 Apple Inc. All rights reserved.
      3  * Copyright (C) 2010 Google Inc. All rights reserved.
      4  *
      5  * Redistribution and use in source and binary forms, with or without
      6  * modification, are permitted provided that the following conditions are
      7  * met:
      8  *
      9  *     * Redistributions of source code must retain the above copyright
     10  * notice, this list of conditions and the following disclaimer.
     11  *     * Redistributions in binary form must reproduce the above
     12  * copyright notice, this list of conditions and the following disclaimer
     13  * in the documentation and/or other materials provided with the
     14  * distribution.
     15  *     * Neither the name of Google Inc. nor the names of its
     16  * contributors may be used to endorse or promote products derived from
     17  * this software without specific prior written permission.
     18  *
     19  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
     20  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
     21  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
     22  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
     23  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
     24  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
     25  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     26  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     27  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     28  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
     29  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     30  */
     31 
     32 #include "config.h"
     33 #include "core/rendering/RenderSliderThumb.h"
     34 
     35 #include "core/rendering/RenderTheme.h"
     36 #include "core/rendering/style/RenderStyle.h"
     37 
     38 namespace blink {
     39 
     40 RenderSliderThumb::RenderSliderThumb(SliderThumbElement* element)
     41     : RenderBlockFlow(element)
     42 {
     43 }
     44 
     45 void RenderSliderThumb::updateAppearance(RenderStyle* parentStyle)
     46 {
     47     if (parentStyle->appearance() == SliderVerticalPart)
     48         style()->setAppearance(SliderThumbVerticalPart);
     49     else if (parentStyle->appearance() == SliderHorizontalPart)
     50         style()->setAppearance(SliderThumbHorizontalPart);
     51     else if (parentStyle->appearance() == MediaSliderPart)
     52         style()->setAppearance(MediaSliderThumbPart);
     53     else if (parentStyle->appearance() == MediaVolumeSliderPart)
     54         style()->setAppearance(MediaVolumeSliderThumbPart);
     55     else if (parentStyle->appearance() == MediaFullScreenVolumeSliderPart)
     56         style()->setAppearance(MediaFullScreenVolumeSliderThumbPart);
     57     if (style()->hasAppearance())
     58         RenderTheme::theme().adjustSliderThumbSize(style(), toElement(node()));
     59 }
     60 
     61 bool RenderSliderThumb::isSliderThumb() const
     62 {
     63     return true;
     64 }
     65 
     66 } // namespace blink
     67