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      1 /*
      2  * Copyright (C) 2010 Google Inc. All rights reserved.
      3  *
      4  * Redistribution and use in source and binary forms, with or without
      5  * modification, are permitted provided that the following conditions are
      6  * met:
      7  *
      8  *     * Redistributions of source code must retain the above copyright
      9  * notice, this list of conditions and the following disclaimer.
     10  *     * Redistributions in binary form must reproduce the above
     11  * copyright notice, this list of conditions and the following disclaimer
     12  * in the documentation and/or other materials provided with the
     13  * distribution.
     14  *     * Neither the name of Google Inc. nor the names of its
     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
     20  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
     21  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
     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,
     25  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     26  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     27  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
     28  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     29  */
     30 
     31 #include "config.h"
     32 #include "DateTimeLocalInputType.h"
     33 
     34 #include "DateComponents.h"
     35 #include "HTMLInputElement.h"
     36 #include "HTMLNames.h"
     37 #include <wtf/PassOwnPtr.h>
     38 
     39 namespace WebCore {
     40 
     41 using namespace HTMLNames;
     42 
     43 static const double dateTimeLocalDefaultStep = 60.0;
     44 static const double dateTimeLocalStepScaleFactor = 1000.0;
     45 
     46 PassOwnPtr<InputType> DateTimeLocalInputType::create(HTMLInputElement* element)
     47 {
     48     return adoptPtr(new DateTimeLocalInputType(element));
     49 }
     50 
     51 const AtomicString& DateTimeLocalInputType::formControlType() const
     52 {
     53     return InputTypeNames::datetimelocal();
     54 }
     55 
     56 double DateTimeLocalInputType::valueAsDate() const
     57 {
     58     // valueAsDate doesn't work for the datetime-local type according to the standard.
     59     return DateComponents::invalidMilliseconds();
     60 }
     61 
     62 void DateTimeLocalInputType::setValueAsDate(double value, ExceptionCode& ec) const
     63 {
     64     // valueAsDate doesn't work for the datetime-local type according to the standard.
     65     InputType::setValueAsDate(value, ec);
     66 }
     67 
     68 double DateTimeLocalInputType::minimum() const
     69 {
     70     return parseToDouble(element()->fastGetAttribute(minAttr), DateComponents::minimumDateTime());
     71 }
     72 
     73 double DateTimeLocalInputType::maximum() const
     74 {
     75     return parseToDouble(element()->fastGetAttribute(maxAttr), DateComponents::maximumDateTime());
     76 }
     77 
     78 double DateTimeLocalInputType::defaultStep() const
     79 {
     80     return dateTimeLocalDefaultStep;
     81 }
     82 
     83 double DateTimeLocalInputType::stepScaleFactor() const
     84 {
     85     return dateTimeLocalStepScaleFactor;
     86 }
     87 
     88 bool DateTimeLocalInputType::scaledStepValueShouldBeInteger() const
     89 {
     90     return true;
     91 }
     92 
     93 bool DateTimeLocalInputType::parseToDateComponentsInternal(const UChar* characters, unsigned length, DateComponents* out) const
     94 {
     95     ASSERT(out);
     96     unsigned end;
     97     return out->parseDateTimeLocal(characters, length, 0, end) && end == length;
     98 }
     99 
    100 bool DateTimeLocalInputType::setMillisecondToDateComponents(double value, DateComponents* date) const
    101 {
    102     ASSERT(date);
    103     return date->setMillisecondsSinceEpochForDateTimeLocal(value);
    104 }
    105 
    106 } // namespace WebCore
    107