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/*
* Copyright (C) 2012 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:
* 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.
*/
#ifndef DateTimeSymbolicFieldElement_h
#define DateTimeSymbolicFieldElement_h
#include "core/html/forms/TypeAhead.h"
#include "core/html/shadow/DateTimeFieldElement.h"
namespace blink {
// DateTimeSymbolicFieldElement represents non-numeric field of data time
// format, such as: AM/PM, and month.
class DateTimeSymbolicFieldElement : public DateTimeFieldElement,
public TypeAheadDataSource {
WTF_MAKE_NONCOPYABLE(DateTimeSymbolicFieldElement);
protected:
DateTimeSymbolicFieldElement(Document&,
FieldOwner&,
const Vector<String>&,
int minimum,
int maximum);
size_t symbolsSize() const { return m_symbols.size(); }
bool hasValue() const final;
void initialize(const AtomicString& pseudo, const String& axHelpText);
void setEmptyValue(EventBehavior = DispatchNoEvent) final;
void setValueAsInteger(int, EventBehavior = DispatchNoEvent) final;
int valueAsInteger() const final;
private:
static const int invalidIndex = -1;
String visibleEmptyValue() const;
bool indexIsInRange(int index) const {
return index >= m_minimumIndex && index <= m_maximumIndex;
}
// DateTimeFieldElement functions.
void handleKeyboardEvent(KeyboardEvent*) final;
float maximumWidth(const ComputedStyle&) override;
void stepDown() final;
void stepUp() final;
String value() const final;
int valueForARIAValueNow() const final;
String visibleValue() const final;
// TypeAheadDataSource functions.
int indexOfSelectedOption() const override;
int optionCount() const override;
String optionAtIndex(int index) const override;
const Vector<String> m_symbols;
// We use AtomicString to share visible empty value among multiple
// DateTimeEditElements in the page.
const AtomicString m_visibleEmptyValue;
int m_selectedIndex;
TypeAhead m_typeAhead;
const int m_minimumIndex;
const int m_maximumIndex;
};
} // namespace blink
#endif
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