1/*
2 * Copyright (C) 2010 Google Inc. All rights reserved.
3 *
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5 * modification, are permitted provided that the following conditions are
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7 *
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9 * notice, this list of conditions and the following disclaimer.
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11 * copyright notice, this list of conditions and the following disclaimer
12 * in the documentation and/or other materials provided with the
13 * distribution.
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15 * contributors may be used to endorse or promote products derived from
16 * this software without specific prior written permission.
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29 */
30
31#include "config.h"
32#if ENABLE(INPUT_TYPE_TIME)
33#include "TimeInputType.h"
34
35#include "HTMLInputElement.h"
36#include "HTMLNames.h"
37#include "InputTypeNames.h"
38#include <wtf/DateMath.h>
39#include <wtf/MathExtras.h>
40
41namespace WebCore {
42
43using namespace HTMLNames;
44
45static const int timeDefaultStep = 60;
46static const int timeDefaultStepBase = 0;
47static const int timeStepScaleFactor = 1000;
48static const StepRange::StepDescription timeStepDescription { timeDefaultStep, timeDefaultStepBase, timeStepScaleFactor, StepRange::ScaledStepValueShouldBeInteger };
49
50TimeInputType::TimeInputType(HTMLInputElement& element)
51 : BaseChooserOnlyDateAndTimeInputType(element)
52{
53}
54
55const AtomicString& TimeInputType::formControlType() const
56{
57 return InputTypeNames::time();
58}
59
60DateComponents::Type TimeInputType::dateType() const
61{
62 return DateComponents::Time;
63}
64
65Decimal TimeInputType::defaultValueForStepUp() const
66{
67 double current = WallTime::now().secondsSinceEpoch().milliseconds();
68 int offset = calculateLocalTimeOffset(current).offset / msPerMinute;
69 current += offset * msPerMinute;
70
71 DateComponents date;
72 date.setMillisecondsSinceMidnight(current);
73 double milliseconds = date.millisecondsSinceEpoch();
74 ASSERT(std::isfinite(milliseconds));
75 return Decimal::fromDouble(milliseconds);
76}
77
78StepRange TimeInputType::createStepRange(AnyStepHandling anyStepHandling) const
79{
80 ASSERT(element());
81 const Decimal stepBase = parseToNumber(element()->attributeWithoutSynchronization(minAttr), 0);
82 const Decimal minimum = parseToNumber(element()->attributeWithoutSynchronization(minAttr), Decimal::fromDouble(DateComponents::minimumTime()));
83 const Decimal maximum = parseToNumber(element()->attributeWithoutSynchronization(maxAttr), Decimal::fromDouble(DateComponents::maximumTime()));
84 const Decimal step = StepRange::parseStep(anyStepHandling, timeStepDescription, element()->attributeWithoutSynchronization(stepAttr));
85 return StepRange(stepBase, RangeLimitations::Valid, minimum, maximum, step, timeStepDescription);
86}
87
88bool TimeInputType::parseToDateComponentsInternal(const UChar* characters, unsigned length, DateComponents* out) const
89{
90 ASSERT(out);
91 unsigned end;
92 return out->parseTime(characters, length, 0, end) && end == length;
93}
94
95bool TimeInputType::setMillisecondToDateComponents(double value, DateComponents* date) const
96{
97 ASSERT(date);
98 return date->setMillisecondsSinceMidnight(value);
99}
100
101bool TimeInputType::isTimeField() const
102{
103 return true;
104}
105
106} // namespace WebCore
107
108#endif
109