DateTimeLocalInputType.cpp   [plain text]


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#include "config.h"
#if ENABLE(INPUT_TYPE_DATETIMELOCAL)
#include "DateTimeLocalInputType.h"

#include "DateComponents.h"
#include "HTMLInputElement.h"
#include "HTMLNames.h"
#include "InputTypeNames.h"
#include <wtf/PassOwnPtr.h>

namespace WebCore {

using namespace HTMLNames;

static const int dateTimeLocalDefaultStep = 60;
static const int dateTimeLocalDefaultStepBase = 0;
static const int dateTimeLocalStepScaleFactor = 1000;

PassOwnPtr<InputType> DateTimeLocalInputType::create(HTMLInputElement* element)
{
    return adoptPtr(new DateTimeLocalInputType(element));
}

void DateTimeLocalInputType::attach()
{
    observeFeatureIfVisible(FeatureObserver::InputTypeDateTimeLocal);
}

const AtomicString& DateTimeLocalInputType::formControlType() const
{
    return InputTypeNames::datetimelocal();
}

DateComponents::Type DateTimeLocalInputType::dateType() const
{
    return DateComponents::DateTimeLocal;
}

double DateTimeLocalInputType::valueAsDate() const
{
    // valueAsDate doesn't work for the datetime-local type according to the standard.
    return DateComponents::invalidMilliseconds();
}

void DateTimeLocalInputType::setValueAsDate(double value, ExceptionCode& ec) const
{
    // valueAsDate doesn't work for the datetime-local type according to the standard.
    InputType::setValueAsDate(value, ec);
}

StepRange DateTimeLocalInputType::createStepRange(AnyStepHandling anyStepHandling) const
{
    DEFINE_STATIC_LOCAL(const StepRange::StepDescription, stepDescription, (dateTimeLocalDefaultStep, dateTimeLocalDefaultStepBase, dateTimeLocalStepScaleFactor, StepRange::ScaledStepValueShouldBeInteger));

    const Decimal stepBase = parseToNumber(element()->fastGetAttribute(minAttr), 0);
    const Decimal minimum = parseToNumber(element()->fastGetAttribute(minAttr), Decimal::fromDouble(DateComponents::minimumDateTime()));
    const Decimal maximum = parseToNumber(element()->fastGetAttribute(maxAttr), Decimal::fromDouble(DateComponents::maximumDateTime()));
    const Decimal step = StepRange::parseStep(anyStepHandling, stepDescription, element()->fastGetAttribute(stepAttr));
    return StepRange(stepBase, minimum, maximum, step, stepDescription);
}

bool DateTimeLocalInputType::parseToDateComponentsInternal(const UChar* characters, unsigned length, DateComponents* out) const
{
    ASSERT(out);
    unsigned end;
    return out->parseDateTimeLocal(characters, length, 0, end) && end == length;
}

bool DateTimeLocalInputType::setMillisecondToDateComponents(double value, DateComponents* date) const
{
    ASSERT(date);
    return date->setMillisecondsSinceEpochForDateTimeLocal(value);
}

bool DateTimeLocalInputType::isDateTimeLocalField() const
{
    return true;
}

} // namespace WebCore

#endif