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Diffstat (limited to 'Source/WebCore/html/TimeInputType.cpp')
-rw-r--r-- | Source/WebCore/html/TimeInputType.cpp | 121 |
1 files changed, 121 insertions, 0 deletions
diff --git a/Source/WebCore/html/TimeInputType.cpp b/Source/WebCore/html/TimeInputType.cpp new file mode 100644 index 000000000..71092d0a8 --- /dev/null +++ b/Source/WebCore/html/TimeInputType.cpp @@ -0,0 +1,121 @@ +/* + * Copyright (C) 2010 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: + * + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * 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. + * * Neither the name of Google Inc. nor the names of its + * contributors may be used to endorse or promote products derived from + * this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND 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 THE COPYRIGHT + * OWNER OR 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. + */ + +#include "config.h" +#include "TimeInputType.h" + +#include "DateComponents.h" +#include "HTMLInputElement.h" +#include "HTMLNames.h" +#include <wtf/CurrentTime.h> +#include <wtf/DateMath.h> +#include <wtf/MathExtras.h> +#include <wtf/PassOwnPtr.h> + +#if ENABLE(INPUT_TYPE_TIME) + +namespace WebCore { + +using namespace HTMLNames; + +static const double timeDefaultStep = 60.0; +static const double timeStepScaleFactor = 1000.0; + +PassOwnPtr<InputType> TimeInputType::create(HTMLInputElement* element) +{ + return adoptPtr(new TimeInputType(element)); +} + +const AtomicString& TimeInputType::formControlType() const +{ + return InputTypeNames::time(); +} + +DateComponents::Type TimeInputType::dateType() const +{ + return DateComponents::Time; +} + +double TimeInputType::defaultValueForStepUp() const +{ + double current = currentTimeMS(); + double utcOffset = calculateUTCOffset(); + double dstOffset = calculateDSTOffset(current, utcOffset); + int offset = static_cast<int>((utcOffset + dstOffset) / msPerMinute); + current += offset * msPerMinute; + + DateComponents date; + date.setMillisecondsSinceMidnight(current); + double milliseconds = date.millisecondsSinceEpoch(); + ASSERT(isfinite(milliseconds)); + return milliseconds; +} + +double TimeInputType::minimum() const +{ + return parseToDouble(element()->fastGetAttribute(minAttr), DateComponents::minimumTime()); +} + +double TimeInputType::maximum() const +{ + return parseToDouble(element()->fastGetAttribute(maxAttr), DateComponents::maximumTime()); +} + +double TimeInputType::defaultStep() const +{ + return timeDefaultStep; +} + +double TimeInputType::stepScaleFactor() const +{ + return timeStepScaleFactor; +} + +bool TimeInputType::scaledStepValueShouldBeInteger() const +{ + return true; +} + +bool TimeInputType::parseToDateComponentsInternal(const UChar* characters, unsigned length, DateComponents* out) const +{ + ASSERT(out); + unsigned end; + return out->parseTime(characters, length, 0, end) && end == length; +} + +bool TimeInputType::setMillisecondToDateComponents(double value, DateComponents* date) const +{ + ASSERT(date); + return date->setMillisecondsSinceMidnight(value); +} + +} // namespace WebCore + +#endif |