#include "config.h"
#if ENABLE(WML)
#include "WMLAElement.h"
#include "DNS.h"
#include "Event.h"
#include "EventHandler.h"
#include "EventNames.h"
#include "Frame.h"
#include "FrameLoader.h"
#include "HTMLNames.h"
#include "KeyboardEvent.h"
#include "MouseEvent.h"
#include "RenderFlow.h"
#include "WMLNames.h"
namespace WebCore {
using namespace WMLNames;
WMLAElement::WMLAElement(const QualifiedName& tagName, Document* doc)
: WMLElement(tagName, doc)
{
}
void WMLAElement::parseMappedAttribute(MappedAttribute* attr)
{
if (attr->name() == HTMLNames::hrefAttr) {
bool wasLink = isLink();
setIsLink(!attr->isNull());
if (wasLink != isLink())
setChanged();
if (isLink() && document()->isDNSPrefetchEnabled()) {
String value = attr->value();
if (protocolIs(value, "http") || protocolIs(value, "https") || value.startsWith("//"))
prefetchDNS(document()->completeURL(value).host());
}
} else if (attr->name() == HTMLNames::nameAttr
|| attr->name() == HTMLNames::titleAttr
|| attr->name() == HTMLNames::relAttr) {
} else
WMLElement::parseMappedAttribute(attr);
}
bool WMLAElement::supportsFocus() const
{
return isFocusable() || (isLink() && document() && !document()->haveStylesheetsLoaded());
}
bool WMLAElement::isFocusable() const
{
if (!(isLink() && renderer() && renderer()->style()->visibility() == VISIBLE))
return false;
return true;
}
bool WMLAElement::isMouseFocusable() const
{
return false;
}
bool WMLAElement::isKeyboardFocusable(KeyboardEvent* event) const
{
if (!isFocusable())
return false;
if (!document()->frame())
return false;
if (!document()->frame()->eventHandler()->tabsToLinks(event))
return false;
RenderBox* box = toRenderBox(renderer());
if (!box->borderBoundingBox().isEmpty())
return true;
for (RenderFlow* r = box->virtualContinuation(); r; r = r->continuation())
if (!r->borderBoundingBox().isEmpty())
return true;
Vector<IntRect> rects;
FloatPoint absPos = renderer()->localToAbsolute();
renderer()->absoluteRects(rects, absPos.x(), absPos.y());
size_t n = rects.size();
for (size_t i = 0; i < n; ++i)
if (!rects[i].isEmpty())
return true;
return false;
}
void WMLAElement::defaultEventHandler(Event* event)
{
if (isLink() && (event->type() == eventNames().clickEvent || (event->type() == eventNames().keydownEvent && focused()))) {
MouseEvent* e = 0;
if (event->type() == eventNames().clickEvent && event->isMouseEvent())
e = static_cast<MouseEvent*>(event);
KeyboardEvent* k = 0;
if (event->type() == eventNames().keydownEvent && event->isKeyboardEvent())
k = static_cast<KeyboardEvent*>(event);
if (e && e->button() == RightButton) {
WMLElement::defaultEventHandler(event);
return;
}
if (k) {
if (k->keyIdentifier() != "Enter") {
WMLElement::defaultEventHandler(event);
return;
}
event->setDefaultHandled();
dispatchSimulatedClick(event);
return;
}
if (!event->defaultPrevented() && document()->frame()) {
KURL url = document()->completeURL(parseURL(getAttribute(HTMLNames::hrefAttr)));
document()->frame()->loader()->urlSelected(url, target(), event, false, true);
}
event->setDefaultHandled();
}
WMLElement::defaultEventHandler(event);
}
void WMLAElement::accessKeyAction(bool sendToAnyElement)
{
dispatchSimulatedClick(0, sendToAnyElement);
}
bool WMLAElement::isURLAttribute(Attribute *attr) const
{
return attr->name() == HTMLNames::hrefAttr;
}
String WMLAElement::target() const
{
return getAttribute(HTMLNames::targetAttr);
}
}
#endif