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/*
* Copyright (C) 2006, 2007, 2008, 2009 Apple Inc. All rights reserved.
* Copyright (C) 2010 Google Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following disclaimer
* in the documentation and/or other materials provided with the
* distribution.
* * Neither the name of Google Inc. nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef SliderThumbElement_h
#define SliderThumbElement_h
#include "FloatPoint.h"
#include "HTMLDivElement.h"
#include "HTMLNames.h"
#include "RenderBlock.h"
#include "RenderStyleConstants.h"
#include <wtf/Forward.h>
namespace WebCore {
class HTMLElement;
class HTMLInputElement;
class Event;
class FloatPoint;
class SliderThumbElement : public HTMLDivElement {
public:
static PassRefPtr<SliderThumbElement> create(Document*);
void setPositionFromValue();
void dragFrom(const LayoutPoint&);
virtual void defaultEventHandler(Event*);
virtual bool willRespondToMouseMoveEvents() OVERRIDE;
virtual bool willRespondToMouseClickEvents() OVERRIDE;
virtual void detach();
virtual const AtomicString& shadowPseudoId() const;
HTMLInputElement* hostInput() const;
void setPositionFromPoint(const LayoutPoint&);
private:
SliderThumbElement(Document*);
virtual RenderObject* createRenderer(RenderArena*, RenderStyle*);
virtual PassRefPtr<Element> cloneElementWithoutAttributesAndChildren();
virtual bool isEnabledFormControl() const;
virtual bool shouldMatchReadOnlySelector() const OVERRIDE;
virtual bool shouldMatchReadWriteSelector() const OVERRIDE;
virtual Node* focusDelegate();
void startDragging();
void stopDragging();
bool m_inDragMode;
};
inline SliderThumbElement::SliderThumbElement(Document* document)
: HTMLDivElement(HTMLNames::divTag, document)
, m_inDragMode(false)
{
}
inline PassRefPtr<SliderThumbElement> SliderThumbElement::create(Document* document)
{
return adoptRef(new SliderThumbElement(document));
}
inline PassRefPtr<Element> SliderThumbElement::cloneElementWithoutAttributesAndChildren()
{
return create(document());
}
inline SliderThumbElement* toSliderThumbElement(Node* node)
{
ASSERT(!node || node->isHTMLElement());
return static_cast<SliderThumbElement*>(node);
}
// This always return a valid pointer.
// An assertion fails if the specified node is not a range input.
SliderThumbElement* sliderThumbElementOf(Node*);
HTMLElement* sliderTrackElementOf(Node*);
// --------------------------------
class RenderSliderThumb : public RenderBlock {
public:
RenderSliderThumb(Node*);
void updateAppearance(RenderStyle* parentStyle);
private:
virtual bool isSliderThumb() const;
};
// --------------------------------
class SliderContainerElement : public HTMLDivElement {
public:
static PassRefPtr<SliderContainerElement> create(Document*);
private:
SliderContainerElement(Document*);
virtual RenderObject* createRenderer(RenderArena*, RenderStyle*);
virtual const AtomicString& shadowPseudoId() const;
};
}
#endif
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