diff -r 000000000000 -r 4f2f89ce4247 WebCore/wml/WMLTimerElement.cpp --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/WebCore/wml/WMLTimerElement.cpp Fri Sep 17 09:02:29 2010 +0300 @@ -0,0 +1,156 @@ +/** + * 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 "Attribute.h" +#include "HTMLNames.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(Attribute* 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(); + if (!parent || !parent->isWMLElement()) + return; + + if (parent->hasTagName(cardTag)) { + m_card = static_cast(parent); + m_card->setIntrinsicEventTimer(this); + } +} + +void WMLTimerElement::removedFromDocument() +{ + Node* parent = parentNode(); + if (parent && parent->isWMLElement() && parent->hasTagName(cardTag)) { + m_card->setIntrinsicEventTimer(0); + m_card = 0; + } + + WMLElement::removedFromDocument(); +} + +void WMLTimerElement::timerFired(Timer*) +{ + 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(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