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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 DateTimeEditElement_h
#define DateTimeEditElement_h
#if ENABLE(INPUT_TYPE_TIME_MULTIPLE_FIELDS)
#include "DateTimeFieldElement.h"
#include "TextControlInnerElements.h"
namespace WebCore {
class DateComponents;
class DateTimeEditLayouter;
class KeyboardEvent;
class MouseEvent;
class StepRange;
// DateTimeEditElement class contains numberic field and symbolc field for
// representing date and time, such as
// - Year, Month, Day Of Month
// - Hour, Minute, Second, Millisecond, AM/PM
class DateTimeEditElement : public HTMLDivElement, public DateTimeFieldElement::FieldEventHandler, private SpinButtonElement::StepActionHandler {
WTF_MAKE_NONCOPYABLE(DateTimeEditElement);
public:
// EditControlOwner implementer must call removeEditControlOwner when
// it doesn't handle event, e.g. at destruction.
class EditControlOwner {
public:
virtual ~EditControlOwner();
virtual void editControlMouseFocus() = 0;
virtual void editControlValueChanged() = 0;
virtual bool isEditControlOwnerDisabled() const = 0;
virtual bool isEditControlOwnerReadOnly() const = 0;
};
static PassRefPtr<DateTimeEditElement> create(Document*, EditControlOwner&, const StepRange&);
virtual ~DateTimeEditElement();
void addField(PassRefPtr<DateTimeFieldElement>);
virtual void defaultEventHandler(Event*) OVERRIDE;
void disabledStateChanged();
void layout(const StepRange&);
void readOnlyStateChanged();
void removeEditControlOwner() { m_editControlOwner = 0; }
void resetLayout();
void setEmptyValue(const DateComponents& dateForReadOnlyField);
void setValueAsDate(const DateComponents&);
double valueAsDouble() const;
private:
static const size_t invalidFieldIndex = static_cast<size_t>(-1);
// Datetime can be represent at most five fields, such as
// 1. year
// 2. month
// 3. day-of-month
// 4. hour
// 5. minute
// 6. second
// 7. millisecond
// 8. AM/PM
static const int maximumNumberOfFields = 8;
DateTimeEditElement(Document*, EditControlOwner&);
DateTimeFieldElement* fieldAt(size_t) const;
void focusFieldAt(size_t);
void handleKeyboardEvent(KeyboardEvent*);
void handleMouseEvent(MouseEvent*);
bool isDisabled() const;
bool isReadOnly() const;
size_t nextFieldIndex() const;
size_t previousFieldIndex() const;
void updateUIState();
// DateTimeFieldElement::FieldEventHandler functions.
virtual void fieldValueChanged() OVERRIDE FINAL;
virtual void focusOnNextField() OVERRIDE FINAL;
// SpinButtonElement::StepActionHandler functions.
virtual void spinButtonStepDown() OVERRIDE FINAL;
virtual void spinButtonStepUp() OVERRIDE FINAL;
Vector<DateTimeFieldElement*, maximumNumberOfFields> m_fields;
EditControlOwner* m_editControlOwner;
SpinButtonElement* m_spinButton;
size_t m_focusFieldIndex;
};
} // namespace WebCore
#endif
#endif
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