ColorInputType.cpp   [plain text]

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#include "config.h"
#include "ColorInputType.h"

#include "Color.h"
#include "HTMLInputElement.h"
#include <wtf/PassOwnPtr.h>
#include <wtf/text/WTFString.h>

namespace WebCore {

static bool isValidColorString(const String& value)
{
    if (value.isEmpty())
        return false;
    if (value[0] != '#')
        return false;

    // We don't accept #rgb and #aarrggbb formats.
    if (value.length() != 7)
        return false;
    Color color(value);
    return color.isValid() && !color.hasAlpha();
}

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

const AtomicString& ColorInputType::formControlType() const
{
    return InputTypeNames::color();
}

bool ColorInputType::typeMismatchFor(const String& value) const
{
    // FIXME: Should not accept an empty value. Remove it when we implement value
    // sanitization for type=color.
    if (value.isEmpty())
        return false;
    return !isValidColorString(value);
}

bool ColorInputType::typeMismatch() const
{
    // FIXME: Should return false. We don't implement value sanitization for
    // type=color yet.
    String value = element()->value();
    return !value.isEmpty() && !isValidColorString(value);
}

bool ColorInputType::supportsRequired() const
{
    return false;
}

} // namespace WebCore