blob: a41daf5c86245e713cbea4e9cc6558fd98f3110b [file] [log] [blame]
/**
* Copyright (C) 2008 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)
*
* 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(WML)
#include "WMLTimerElement.h"
#include "HTMLNames.h"
#include "MappedAttribute.h"
#include "WMLCardElement.h"
#include "WMLDocument.h"
#include "WMLNames.h"
#include "WMLPageState.h"
#include "WMLTemplateElement.h"
#include "WMLVariables.h"
namespace WebCore {
using namespace WMLNames;
WMLTimerElement::WMLTimerElement(const QualifiedName& tagName, Document* doc)
: WMLElement(tagName, doc)
, m_timer(this, &WMLTimerElement::timerFired)
{
}
void WMLTimerElement::parseMappedAttribute(MappedAttribute* attr)
{
if (attr->name() == HTMLNames::nameAttr)
m_name = parseValueForbiddingVariableReferences(attr->value());
else
WMLElement::parseMappedAttribute(attr);
}
void WMLTimerElement::insertedIntoDocument()
{
WMLElement::insertedIntoDocument();
// If the value of timeout is not a positive integer, ignore it
if (value().toInt() <= 0)
return;
Node* parent = parentNode();
ASSERT(parent);
if (!parent || !parent->isWMLElement())
return;
if (parent->hasTagName(cardTag)) {
m_card = static_cast<WMLCardElement*>(parent);
m_card->setIntrinsicEventTimer(this);
}
}
void WMLTimerElement::timerFired(Timer<WMLTimerElement>*)
{
if (!m_card)
return;
WMLPageState* pageState = wmlPageStateForDocument(document());
if (!pageState)
return;
String value = this->value();
// When the timer expires, set the name varialbe of timer to '0'
if (!m_name.isEmpty()) {
value = "0";
pageState->storeVariable(m_name, value);
}
WMLIntrinsicEventType eventType = WMLIntrinsicEventOnTimer;
WMLIntrinsicEventHandler* eventHandler = m_card->eventHandler();
bool hasIntrinsicEvent = false;
if (eventHandler && eventHandler->hasIntrinsicEvent(eventType))
hasIntrinsicEvent = true;
else if (m_card->templateElement()) {
eventHandler = m_card->templateElement()->eventHandler();
if (eventHandler && eventHandler->hasIntrinsicEvent(eventType))
hasIntrinsicEvent = true;
}
if (hasIntrinsicEvent)
eventHandler->triggerIntrinsicEvent(eventType);
}
void WMLTimerElement::start(int interval)
{
if (!m_card || m_timer.isActive())
return;
if (interval <= 0 && !m_name.isEmpty()) {
if (WMLPageState* pageState = wmlPageStateForDocument(document()))
interval = pageState->getVariable(m_name).toInt();
}
if (interval <= 0)
interval = value().toInt();
if (interval > 0)
m_timer.startOneShot(interval / 10.0f);
}
void WMLTimerElement::stop()
{
if (m_timer.isActive())
m_timer.stop();
}
void WMLTimerElement::storeIntervalToPageState()
{
if (!m_timer.isActive())
return;
int interval = static_cast<int>(m_timer.nextFireInterval()) * 10;
if (WMLPageState* pageState = wmlPageStateForDocument(document()))
pageState->storeVariable(m_name, String::number(interval));
}
String WMLTimerElement::value() const
{
return parseValueSubstitutingVariableReferences(getAttribute(HTMLNames::valueAttr));
}
}
#endif