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32 #include "core/html/forms/BaseDateAndTimeInputType.h"
35 #include "core/html/HTMLInputElement.h"
36 #include "platform/text/PlatformLocale.h"
37 #include "wtf/CurrentTime.h"
38 #include "wtf/DateMath.h"
39 #include "wtf/MathExtras.h"
40 #include "wtf/text/WTFString.h"
44 using blink::WebLocalizedString;
45 using namespace HTMLNames;
48 static const int msecPerMinute = 60 * 1000;
49 static const int msecPerSecond = 1000;
51 double BaseDateAndTimeInputType::valueAsDate() const
53 return valueAsDouble();
56 void BaseDateAndTimeInputType::setValueAsDate(double value, ExceptionState&) const
58 element().setValue(serializeWithMilliseconds(value));
61 double BaseDateAndTimeInputType::valueAsDouble() const
63 const Decimal value = parseToNumber(element().value(), Decimal::nan());
64 return value.isFinite() ? value.toDouble() : DateComponents::invalidMilliseconds();
67 void BaseDateAndTimeInputType::setValueAsDouble(double newValue, TextFieldEventBehavior eventBehavior, ExceptionState& exceptionState) const
69 setValueAsDecimal(Decimal::fromDouble(newValue), eventBehavior, exceptionState);
72 bool BaseDateAndTimeInputType::typeMismatchFor(const String& value) const
74 return !value.isEmpty() && !parseToDateComponents(value, 0);
77 bool BaseDateAndTimeInputType::typeMismatch() const
79 return typeMismatchFor(element().value());
82 String BaseDateAndTimeInputType::rangeOverflowText(const Decimal& maximum) const
84 return locale().queryString(WebLocalizedString::ValidationRangeOverflowDateTime, localizeValue(serialize(maximum)));
87 String BaseDateAndTimeInputType::rangeUnderflowText(const Decimal& minimum) const
89 return locale().queryString(WebLocalizedString::ValidationRangeUnderflowDateTime, localizeValue(serialize(minimum)));
92 Decimal BaseDateAndTimeInputType::defaultValueForStepUp() const
94 double ms = currentTimeMS();
95 double utcOffset = calculateUTCOffset();
96 double dstOffset = calculateDSTOffset(ms, utcOffset);
97 int offset = static_cast<int>((utcOffset + dstOffset) / msPerMinute);
98 return Decimal::fromDouble(ms + (offset * msPerMinute));
101 bool BaseDateAndTimeInputType::isSteppable() const
106 Decimal BaseDateAndTimeInputType::parseToNumber(const String& source, const Decimal& defaultValue) const
109 if (!parseToDateComponents(source, &date))
111 double msec = date.millisecondsSinceEpoch();
112 ASSERT(std::isfinite(msec));
113 return Decimal::fromDouble(msec);
116 bool BaseDateAndTimeInputType::parseToDateComponents(const String& source, DateComponents* out) const
118 if (source.isEmpty())
120 DateComponents ignoredResult;
122 out = &ignoredResult;
123 return parseToDateComponentsInternal(source, out);
126 String BaseDateAndTimeInputType::serialize(const Decimal& value) const
128 if (!value.isFinite())
131 if (!setMillisecondToDateComponents(value.toDouble(), &date))
133 return serializeWithComponents(date);
136 String BaseDateAndTimeInputType::serializeWithComponents(const DateComponents& date) const
139 if (!element().getAllowedValueStep(&step))
140 return date.toString();
141 if (step.remainder(msecPerMinute).isZero())
142 return date.toString(DateComponents::None);
143 if (step.remainder(msecPerSecond).isZero())
144 return date.toString(DateComponents::Second);
145 return date.toString(DateComponents::Millisecond);
148 String BaseDateAndTimeInputType::serializeWithMilliseconds(double value) const
150 return serialize(Decimal::fromDouble(value));
153 String BaseDateAndTimeInputType::localizeValue(const String& proposedValue) const
156 if (!parseToDateComponents(proposedValue, &date))
157 return proposedValue;
159 String localized = element().locale().formatDateTime(date);
160 return localized.isEmpty() ? proposedValue : localized;
163 String BaseDateAndTimeInputType::visibleValue() const
165 return localizeValue(element().value());
168 String BaseDateAndTimeInputType::sanitizeValue(const String& proposedValue) const
170 return typeMismatchFor(proposedValue) ? emptyString() : proposedValue;
173 bool BaseDateAndTimeInputType::supportsReadOnly() const
178 bool BaseDateAndTimeInputType::shouldRespectListAttribute()
180 return InputType::themeSupportsDataListUI(this);
183 bool BaseDateAndTimeInputType::valueMissing(const String& value) const
185 return element().isRequired() && value.isEmpty();
188 bool BaseDateAndTimeInputType::shouldShowFocusRingOnMouseFocus() const
193 } // namespace WebCore