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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
#include "DateComponents.h"
#include "DateTimeFieldElement.h"
#include <wtf/WeakPtr.h>
namespace WebCore {
class DateTimeEditElementEditControlOwner;
}
namespace WTF {
template<typename T> struct IsDeprecatedWeakRefSmartPointerException;
template<> struct IsDeprecatedWeakRefSmartPointerException<WebCore::DateTimeEditElementEditControlOwner> : std::true_type { };
}
namespace WebCore {
class Locale;
class DateTimeEditElementEditControlOwner : public CanMakeWeakPtr<DateTimeEditElementEditControlOwner> {
public:
virtual ~DateTimeEditElementEditControlOwner();
virtual void didBlurFromControl() = 0;
virtual void didChangeValueFromControl() = 0;
virtual void didReceiveSpaceKeyFromControl() = 0;
virtual String formatDateTimeFieldsState(const DateTimeFieldsState&) const = 0;
virtual bool isEditControlOwnerDisabled() const = 0;
virtual bool isEditControlOwnerReadOnly() const = 0;
virtual bool didEditControlOwnerTransferFocusToPicker() = 0;
virtual void didSuppressBlurDueToPickerFocusTransfer() = 0;
virtual AtomString localeIdentifier() const = 0;
};
class DateTimeEditElement final : public HTMLDivElement, public DateTimeFieldElementFieldOwner {
WTF_MAKE_TZONE_OR_ISO_ALLOCATED(DateTimeEditElement);
WTF_OVERRIDE_DELETE_FOR_CHECKED_PTR(DateTimeEditElement);
public:
struct LayoutParameters {
String dateTimeFormat;
String fallbackDateTimeFormat;
Locale& locale;
bool shouldHaveMillisecondField { false };
LayoutParameters(Locale& locale)
: locale(locale)
{
}
};
static Ref<DateTimeEditElement> create(Document&, DateTimeEditElementEditControlOwner&);
virtual ~DateTimeEditElement();
void addField(Ref<DateTimeFieldElement>);
Element& fieldsWrapperElement() const;
Ref<Element> protectedFieldsWrapperElement() const;
void focusByOwner();
void resetFields();
void setEmptyValue(const LayoutParameters&);
void setValueAsDate(const LayoutParameters&, const DateComponents&);
String value() const;
String placeholderValue() const;
bool editableFieldsHaveValues() const;
private:
// Datetime can be represented by at most 8 fields:
// 1. year
// 2. month
// 3. day-of-month
// 4. hour
// 5. minute
// 6. second
// 7. millisecond
// 8. AM/PM
static constexpr int maximumNumberOfFields = 8;
DateTimeEditElement(Document&, DateTimeEditElementEditControlOwner&);
size_t fieldIndexOf(const DateTimeFieldElement&) const;
DateTimeFieldElement* focusedFieldElement() const;
void layout(const LayoutParameters&);
DateTimeFieldsState valueAsDateTimeFieldsState(DateTimePlaceholderIfNoValue = DateTimePlaceholderIfNoValue::No) const;
void defaultEventHandler(Event&) final;
bool focusOnNextFocusableField(size_t startIndex);
// DateTimeFieldElementFieldOwner functions:
void didBlurFromField(Event&) final;
void fieldValueChanged() final;
bool focusOnNextField(const DateTimeFieldElement&) final;
bool focusOnPreviousField(const DateTimeFieldElement&) final;
bool isFieldOwnerDisabled() const final;
bool isFieldOwnerReadOnly() const final;
bool isFieldOwnerHorizontal() const final;
bool didFieldOwnerTransferFocusToPicker() final;
void didSuppressBlurDueToPickerFocusTransfer() final;
AtomString localeIdentifier() const final;
const GregorianDateTime& placeholderDate() const final;
Vector<Ref<DateTimeFieldElement>, maximumNumberOfFields> m_fields;
WeakPtr<DateTimeEditElementEditControlOwner> m_editControlOwner;
GregorianDateTime m_placeholderDate;
};
} // namespace WebCore
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