/* | |
* Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies). | |
* | |
* This library is free software; you can redistribute it and/or | |
* modify it under the terms of the GNU Library General Public | |
* License as published by the Free Software Foundation; either | |
* version 2 of the License, or (at your option) any later version. | |
* | |
* This library is distributed in the hope that it will be useful, | |
* but WITHOUT ANY WARRANTY; without even the implied warranty of | |
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
* Library General Public License for more details. | |
* | |
* You should have received a copy of the GNU Library General Public License | |
* along with this library; see the file COPYING.LIB. If not, write to | |
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, | |
* Boston, MA 02110-1301, USA. | |
* | |
*/ | |
#include "config.h" | |
#if ENABLE(PROGRESS_TAG) | |
#include "HTMLProgressElement.h" | |
#include "EventNames.h" | |
#include "FormDataList.h" | |
#include "HTMLFormElement.h" | |
#include "HTMLNames.h" | |
#include "MappedAttribute.h" | |
#include "RenderProgress.h" | |
#include <wtf/StdLibExtras.h> | |
namespace WebCore { | |
using namespace HTMLNames; | |
HTMLProgressElement::HTMLProgressElement(const QualifiedName& tagName, Document* document, HTMLFormElement* form) | |
: HTMLFormControlElement(tagName, document, form, CreateElement) | |
{ | |
ASSERT(hasTagName(progressTag)); | |
} | |
PassRefPtr<HTMLProgressElement> HTMLProgressElement::create(const QualifiedName& tagName, Document* document, HTMLFormElement* form) | |
{ | |
return adoptRef(new HTMLProgressElement(tagName, document, form)); | |
} | |
RenderObject* HTMLProgressElement::createRenderer(RenderArena* arena, RenderStyle* style) | |
{ | |
return new (arena) RenderProgress(this); | |
} | |
const AtomicString& HTMLProgressElement::formControlType() const | |
{ | |
DEFINE_STATIC_LOCAL(const AtomicString, progress, ("progress")); | |
return progress; | |
} | |
void HTMLProgressElement::parseMappedAttribute(MappedAttribute* attribute) | |
{ | |
if (attribute->name() == valueAttr) { | |
if (renderer()) | |
renderer()->updateFromElement(); | |
} else if (attribute->name() == maxAttr) { | |
if (renderer()) | |
renderer()->updateFromElement(); | |
} else | |
HTMLFormControlElement::parseMappedAttribute(attribute); | |
} | |
double HTMLProgressElement::value() const | |
{ | |
const AtomicString& valueString = getAttribute(valueAttr); | |
bool ok; | |
double value = valueString.toDouble(&ok); | |
if (!ok || value < 0) | |
return valueString.isNull() ? 1 : 0; | |
return (value > max()) ? max() : value; | |
} | |
void HTMLProgressElement::setValue(double value) | |
{ | |
setAttribute(valueAttr, String::number(value >= 0 ? value : 0)); | |
} | |
double HTMLProgressElement::max() const | |
{ | |
bool ok; | |
double max = getAttribute(maxAttr).toDouble(&ok); | |
if (!ok || max <= 0) | |
return 1; | |
return max; | |
} | |
void HTMLProgressElement::setMax(double max) | |
{ | |
setAttribute(maxAttr, String::number(max > 0 ? max : 1)); | |
} | |
double HTMLProgressElement::position() const | |
{ | |
if (!hasAttribute(valueAttr)) | |
return -1; | |
return value() / max(); | |
} | |
} // namespace | |
#endif |