/*
 * Copyright (C) 2012 Google Inc. All rights reserved.
 *
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 * 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.
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 * 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
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 */

#ifndef PickerIndicatorElement_h
#define PickerIndicatorElement_h

#if ENABLE(INPUT_MULTIPLE_FIELDS_UI)
#include "core/html/HTMLDivElement.h"
#include "core/platform/DateTimeChooser.h"
#include "core/platform/DateTimeChooserClient.h"

namespace WebCore {

class HTMLInputElement;
class PagePopup;

class PickerIndicatorElement FINAL : public HTMLDivElement, public DateTimeChooserClient {
public:
    // PickerIndicatorOwner implementer must call removePickerIndicatorOwner when
    // it doesn't handle event, e.g. at destruction.
    class PickerIndicatorOwner {
    public:
        virtual ~PickerIndicatorOwner() { }
        virtual bool isPickerIndicatorOwnerDisabledOrReadOnly() const = 0;
        virtual void pickerIndicatorChooseValue(const String&) = 0;
        virtual bool setupDateTimeChooserParameters(DateTimeChooserParameters&) = 0;
    };

    static PassRefPtr<PickerIndicatorElement> create(Document*, PickerIndicatorOwner&);
    virtual ~PickerIndicatorElement();
    void openPopup();
    void closePopup();
    virtual bool willRespondToMouseClickEvents() OVERRIDE;
    void removePickerIndicatorOwner() { m_pickerIndicatorOwner = 0; }

    // DateTimeChooserClient implementation.
    virtual void didChooseValue(const String&) OVERRIDE;
    virtual void didEndChooser() OVERRIDE;

private:
    PickerIndicatorElement(Document*, PickerIndicatorOwner&);
    virtual RenderObject* createRenderer(RenderStyle*) OVERRIDE;
    virtual void defaultEventHandler(Event*) OVERRIDE;
    virtual void detach(const AttachContext& = AttachContext()) OVERRIDE;
    virtual bool isPickerIndicatorElement() const OVERRIDE;

    HTMLInputElement* hostInput();

    PickerIndicatorOwner* m_pickerIndicatorOwner;
    RefPtr<DateTimeChooser> m_chooser;
};

inline PickerIndicatorElement* toPickerIndicatorElement(Element* element)
{
    ASSERT_WITH_SECURITY_IMPLICATION(!element || element->isPickerIndicatorElement());
    return static_cast<PickerIndicatorElement*>(element);
}

}
#endif
#endif