SliderThumbElement.h [plain text]
#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 TouchEvent;
class SliderThumbElement : public HTMLDivElement {
public:
static PassRefPtr<SliderThumbElement> create(Document*);
void setPositionFromValue();
void dragFrom(const LayoutPoint&);
virtual void detach();
virtual const AtomicString& shadowPseudoId() const;
HTMLInputElement* hostInput() const;
virtual void attach() OVERRIDE;
void handleTouchEvent(TouchEvent*);
void disabledAttributeChanged();
private:
SliderThumbElement(Document*);
virtual RenderObject* createRenderer(RenderArena*, RenderStyle*);
virtual PassRefPtr<Element> cloneElementWithoutAttributesAndChildren();
virtual bool isEnabledFormControl() const;
virtual bool isReadOnlyFormControl() const;
virtual Node* focusDelegate();
void startDragging();
void stopDragging();
void setPositionFromPoint(const LayoutPoint&);
unsigned exclusiveTouchIdentifier() const;
void setExclusiveTouchIdentifier(unsigned);
void clearExclusiveTouchIdentifier();
void handleTouchStart(TouchEvent*);
void handleTouchMove(TouchEvent*);
void handleTouchEndAndCancel(TouchEvent*);
bool shouldAcceptTouchEvents();
void registerForTouchEvents();
void unregisterForTouchEvents();
bool m_inDragMode;
static const unsigned NoIdentifier = 0;
unsigned m_exclusiveTouchIdentifier;
bool m_isRegisteredAsTouchEventListener;
};
inline SliderThumbElement::SliderThumbElement(Document* document)
: HTMLDivElement(HTMLNames::divTag, document)
, m_inDragMode(false)
, m_exclusiveTouchIdentifier(NoIdentifier)
, m_isRegisteredAsTouchEventListener(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);
}
SliderThumbElement* sliderThumbElementOf(Node*);
class RenderSliderThumb : public RenderBlock {
public:
RenderSliderThumb(Node*);
void updateAppearance(RenderStyle* parentStyle);
private:
virtual bool isSliderThumb() const;
virtual void layout();
};
class TrackLimiterElement : public HTMLDivElement {
public:
static PassRefPtr<TrackLimiterElement> create(Document*);
private:
TrackLimiterElement(Document*);
virtual RenderObject* createRenderer(RenderArena*, RenderStyle*);
virtual const AtomicString& shadowPseudoId() const;
};
TrackLimiterElement* trackLimiterElementOf(Node*);
class SliderContainerElement : public HTMLDivElement {
public:
static PassRefPtr<SliderContainerElement> create(Document*);
private:
SliderContainerElement(Document*);
virtual RenderObject* createRenderer(RenderArena*, RenderStyle*);
virtual const AtomicString& shadowPseudoId() const;
};
}
#endif