/** | |
* Copyright (C) 2008, 2009 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 "WMLDoElement.h" | |
#include "Event.h" | |
#include "EventNames.h" | |
#include "HTMLNames.h" | |
#include "KeyboardEvent.h" | |
#include "MappedAttribute.h" | |
#include "Page.h" | |
#include "RenderButton.h" | |
#include "WMLCardElement.h" | |
#include "WMLDocument.h" | |
#include "WMLTaskElement.h" | |
#include "WMLTimerElement.h" | |
#include "WMLNames.h" | |
#include "WMLPageState.h" | |
#include "WMLVariables.h" | |
namespace WebCore { | |
using namespace WMLNames; | |
WMLDoElement::WMLDoElement(const QualifiedName& tagName, Document* doc) | |
: WMLElement(tagName, doc) | |
, m_task(0) | |
, m_isActive(false) | |
, m_isNoop(false) | |
, m_isOptional(false) | |
{ | |
} | |
void WMLDoElement::defaultEventHandler(Event* event) | |
{ | |
if (m_isOptional) | |
return; | |
if (event->type() == eventNames().keypressEvent) { | |
WMLElement::defaultEventHandler(event); | |
return; | |
} | |
if (event->type() != eventNames().clickEvent && event->type() != eventNames().keydownEvent) | |
return; | |
if (event->isKeyboardEvent() | |
&& static_cast<KeyboardEvent*>(event)->keyIdentifier() != "Enter") | |
return; | |
if (m_type == "accept" || m_type == "options") { | |
if (m_task) | |
m_task->executeTask(); | |
} else if (m_type == "prev") { | |
ASSERT(document()->isWMLDocument()); | |
WMLDocument* document = static_cast<WMLDocument*>(this->document()); | |
WMLPageState* pageState = wmlPageStateForDocument(document); | |
if (!pageState) | |
return; | |
// Stop the timer of the current card if it is active | |
if (WMLCardElement* card = document->activeCard()) { | |
if (WMLTimerElement* eventTimer = card->eventTimer()) | |
eventTimer->stop(); | |
} | |
pageState->page()->goBack(); | |
} else if (m_type == "reset") { | |
WMLPageState* pageState = wmlPageStateForDocument(document()); | |
if (!pageState) | |
return; | |
pageState->reset(); | |
} | |
} | |
void WMLDoElement::parseMappedAttribute(MappedAttribute* attr) | |
{ | |
if (attr->name() == HTMLNames::typeAttr) | |
m_type = parseValueForbiddingVariableReferences(attr->value()); | |
else if (attr->name() == HTMLNames::nameAttr) | |
m_name = parseValueForbiddingVariableReferences(attr->value()); | |
else if (attr->name() == optionalAttr) | |
m_isOptional = (attr->value() == "true"); | |
else | |
WMLElement::parseMappedAttribute(attr); | |
} | |
void WMLDoElement::insertedIntoDocument() | |
{ | |
WMLElement::insertedIntoDocument(); | |
// Spec: An unspecified 'name' defaults to the value of the 'type' attribute. | |
if (!hasAttribute(HTMLNames::nameAttr)) | |
m_name = m_type; | |
Node* parent = parentNode(); | |
if (!parent || !parent->isWMLElement()) | |
return; | |
if (WMLEventHandlingElement* eventHandlingElement = toWMLEventHandlingElement(static_cast<WMLElement*>(parent))) | |
eventHandlingElement->registerDoElement(this, document()); | |
} | |
void WMLDoElement::removedFromDocument() | |
{ | |
Node* parent = parentNode(); | |
if (parent && parent->isWMLElement()) { | |
if (WMLEventHandlingElement* eventHandlingElement = toWMLEventHandlingElement(static_cast<WMLElement*>(parent))) | |
eventHandlingElement->deregisterDoElement(this); | |
} | |
WMLElement::removedFromDocument(); | |
} | |
void WMLDoElement::attach() | |
{ | |
WMLElement::attach(); | |
// The call to updateFromElement() needs to go after the call through | |
// to the base class's attach() because that can sometimes do a close | |
// on the renderer. | |
if (renderer()) | |
renderer()->updateFromElement(); | |
} | |
RenderObject* WMLDoElement::createRenderer(RenderArena* arena, RenderStyle* style) | |
{ | |
if (!m_isActive || m_isOptional || m_isNoop) | |
return 0; | |
if (style) { | |
style->setUnique(); | |
style->setBackgroundColor(Color::lightGray); | |
} | |
return new (arena) RenderButton(this); | |
} | |
void WMLDoElement::recalcStyle(StyleChange change) | |
{ | |
WMLElement::recalcStyle(change); | |
if (renderer()) | |
renderer()->updateFromElement(); | |
} | |
void WMLDoElement::registerTask(WMLTaskElement* task) | |
{ | |
ASSERT(!m_task); | |
m_task = task; | |
} | |
void WMLDoElement::deregisterTask(WMLTaskElement* task) | |
{ | |
ASSERT_UNUSED(task, m_task == task); | |
m_task = 0; | |
} | |
String WMLDoElement::label() const | |
{ | |
return parseValueSubstitutingVariableReferences(getAttribute(HTMLNames::labelAttr)); | |
} | |
} | |
#endif |