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/*
* Copyright (C) 2012 Google Inc. All rights reserved.
* Copyright (C) 2020 Apple 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:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. 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.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS 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 APPLE INC. OR ITS 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.
*/
#pragma once
#if ENABLE(DATE_AND_TIME_INPUT_TYPES)
#include "HTMLDivElement.h"
#include <wtf/GregorianDateTime.h>
#include <wtf/WeakPtr.h>
namespace WebCore {
class DateComponents;
class RenderStyle;
struct DateTimeFieldsState;
class DateTimeFieldElement : public HTMLDivElement {
WTF_MAKE_ISO_ALLOCATED(DateTimeFieldElement);
public:
enum EventBehavior : bool { DispatchNoEvent, DispatchInputAndChangeEvents };
class FieldOwner : public CanMakeWeakPtr<FieldOwner> {
public:
virtual ~FieldOwner();
virtual void didBlurFromField(Event&) = 0;
virtual void fieldValueChanged() = 0;
virtual bool focusOnNextField(const DateTimeFieldElement&) = 0;
virtual bool focusOnPreviousField(const DateTimeFieldElement&) = 0;
virtual bool isFieldOwnerDisabled() const = 0;
virtual bool isFieldOwnerReadOnly() const = 0;
virtual AtomString localeIdentifier() const = 0;
virtual const GregorianDateTime& placeholderDate() const = 0;
};
void defaultEventHandler(Event&) override;
bool isFocusable() const final;
String visibleValue() const;
virtual bool hasValue() const = 0;
virtual void populateDateTimeFieldsState(DateTimeFieldsState&) = 0;
virtual void setEmptyValue(EventBehavior = DispatchNoEvent) = 0;
virtual void setValueAsDate(const DateComponents&) = 0;
virtual void setValueAsInteger(int, EventBehavior = DispatchNoEvent) = 0;
virtual void stepDown() = 0;
virtual void stepUp() = 0;
virtual String value() const = 0;
virtual String placeholderValue() const = 0;
protected:
constexpr static auto CreateDateTimeFieldElement = CreateHTMLDivElement | NodeFlag::HasCustomStyleResolveCallbacks;
DateTimeFieldElement(Document&, FieldOwner&);
void initialize(const AtomString& pseudo);
Locale& localeForOwner() const;
AtomString localeIdentifier() const;
void updateVisibleValue(EventBehavior);
virtual void adjustMinInlineSize(RenderStyle&) const = 0;
virtual int valueAsInteger() const = 0;
virtual void handleKeyboardEvent(KeyboardEvent&) = 0;
virtual void handleBlurEvent(Event&);
private:
std::optional<Style::ResolvedStyle> resolveCustomStyle(const Style::ResolutionContext&, const RenderStyle*) final;
bool supportsFocus() const override;
void defaultKeyboardEventHandler(KeyboardEvent&);
bool isFieldOwnerDisabled() const;
bool isFieldOwnerReadOnly() const;
WeakPtr<FieldOwner> m_fieldOwner;
};
} // namespace WebCore
#endif // ENABLE(DATE_AND_TIME_INPUT_TYPES)
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