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Viewing changes to src/3rdparty/webkit/WebCore/rendering/RenderSlider.h

  • Committer: Bazaar Package Importer
  • Author(s): Alessandro Ghersi
  • Date: 2009-11-02 18:30:08 UTC
  • mfrom: (1.2.2 upstream)
  • mto: (15.2.5 experimental)
  • mto: This revision was merged to the branch mainline in revision 88.
  • Revision ID: james.westby@ubuntu.com-20091102183008-b6a4gcs128mvfb3m
Tags: upstream-4.6.0~beta1
Import upstream version 4.6.0~beta1

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src/3rdparty/webkit/WebCore/rendering/RenderSlider.h
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/**
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 *
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 * Copyright (C) 2006 Apple Computer, Inc.
 
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/*
 
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 * Copyright (C) 2006, 2007, 2008, 2009 Apple Inc. All rights reserved.
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 *
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 * This library is free software; you can redistribute it and/or
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 * modify it under the terms of the GNU Library General Public
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namespace WebCore {
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    class HTMLDivElement;
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    class HTMLInputElement;
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    class HTMLSliderThumbElement;
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    class MouseEvent;
 
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    class SliderThumbElement;
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    class RenderSlider : public RenderBlock {
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    public:
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        RenderSlider(HTMLInputElement*);
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        ~RenderSlider();
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        virtual ~RenderSlider();
 
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        void forwardEvent(Event*);
 
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        bool inDragMode() const;
 
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        IntRect thumbRect();
 
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    private:
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        virtual const char* renderName() const { return "RenderSlider"; }
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        virtual bool isSlider() const { return true; }
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        virtual int baselinePosition( bool, bool ) const;
 
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        virtual int baselinePosition(bool, bool) const;
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        virtual void calcPrefWidths();
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        virtual void layout();
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        virtual void updateFromElement();
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        bool mouseEventIsInThumb(MouseEvent*);
 
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        FloatPoint mouseEventOffsetToThumb(MouseEvent*);
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        void setValueForPosition(int position);
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        double setPositionFromValue(bool inLayout = false);
 
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        void setPositionFromValue();
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        int positionForOffset(const IntPoint&);
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        void valueChanged();
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        int currentPosition();
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        void setCurrentPosition(int pos);        
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        void forwardEvent(Event*);
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        bool inDragMode() const;
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    protected:
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        virtual void styleDidChange(RenderStyle::Diff, const RenderStyle* oldStyle);
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    private:
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        PassRefPtr<RenderStyle> createThumbStyle(const RenderStyle* parentStyle, const RenderStyle* oldStyle = 0);
 
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        virtual void styleDidChange(StyleDifference, const RenderStyle* oldStyle);
 
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        PassRefPtr<RenderStyle> createThumbStyle(const RenderStyle* parentStyle);
 
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        int trackSize();
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        RefPtr<HTMLSliderThumbElement> m_thumb;
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};
 
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        RefPtr<SliderThumbElement> m_thumb;
 
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        friend class SliderThumbElement;
 
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    };
 
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    inline RenderSlider* toRenderSlider(RenderObject* object)
 
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    {
 
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        ASSERT(!object || object->isSlider());
 
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        return static_cast<RenderSlider*>(object);
 
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    }
 
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    // This will catch anyone doing an unnecessary cast.
 
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    void toRenderSlider(const RenderSlider*);
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} // namespace WebCore
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