WebMouseEventBuilder::WebMouseEventBuilder(const Widget* widget, const MouseEvent& event)
{
if (event.type() == eventNames().mousemoveEvent)
type = WebInputEvent::MouseMove;
else if (event.type() == eventNames().mouseoutEvent)
type = WebInputEvent::MouseLeave;
else if (event.type() == eventNames().mouseoverEvent)
type = WebInputEvent::MouseEnter;
else if (event.type() == eventNames().mousedownEvent)
type = WebInputEvent::MouseDown;
else if (event.type() == eventNames().mouseupEvent)
type = WebInputEvent::MouseUp;
else if (event.type() == eventNames().contextmenuEvent)
type = WebInputEvent::ContextMenu;
else
return; // Skip all other mouse events.
timeStampSeconds = event.timeStamp() / millisPerSecond;
switch (event.button()) {
case LeftButton:
button = WebMouseEvent::ButtonLeft;
break;
case MiddleButton:
button = WebMouseEvent::ButtonMiddle;
break;
case RightButton:
button = WebMouseEvent::ButtonRight;
break;
}
modifiers = getWebInputModifiers(event);
if (event.buttonDown()) {
switch (event.button()) {
case LeftButton:
modifiers |= WebInputEvent::LeftButtonDown;
break;
case MiddleButton:
modifiers |= WebInputEvent::MiddleButtonDown;
break;
case RightButton:
modifiers |= WebInputEvent::RightButtonDown;
break;
}
}
ScrollView* view = widget->parent();
IntPoint p = view->contentsToWindow(
IntPoint(event.absoluteLocation().x(), event.absoluteLocation().y()));
globalX = event.screenX();
globalY = event.screenY();
windowX = p.x();
windowY = p.y();
#if OS(ANDROID)
// absoluteLocation is actually scaled if the widget is inside an Iframe.
// Switch to return scaled offsets so that the behaviors are consistent.
// TODO (qinmin): maybe we should return adsolute offset in DOM space?
IntPoint origin = view->contentsToWindow(widget->location());
x = p.x() - origin.x();
y = p.y() - origin.y();
#else
x = event.absoluteLocation().x() - widget->location().x();
y = event.absoluteLocation().y() - widget->location().y();
#endif
clickCount = event.detail();
}
void SpinButtonElement::defaultEventHandler(Event* event)
{
if (!event->isMouseEvent()) {
if (!event->defaultHandled())
HTMLDivElement::defaultEventHandler(event);
return;
}
LayoutBox* box = layoutBox();
if (!box) {
if (!event->defaultHandled())
HTMLDivElement::defaultEventHandler(event);
return;
}
if (!shouldRespondToMouseEvents()) {
if (!event->defaultHandled())
HTMLDivElement::defaultEventHandler(event);
return;
}
MouseEvent* mouseEvent = toMouseEvent(event);
IntPoint local = roundedIntPoint(box->absoluteToLocal(FloatPoint(mouseEvent->absoluteLocation()), UseTransforms));
if (mouseEvent->type() == EventTypeNames::mousedown && mouseEvent->button() == LeftButton) {
if (box->pixelSnappedBorderBoxRect().contains(local)) {
// The following functions of HTMLInputElement may run JavaScript
// code which detaches this shadow node. We need to take a reference
// and check layoutObject() after such function calls.
RefPtrWillBeRawPtr<Node> protector(this);
if (m_spinButtonOwner)
m_spinButtonOwner->focusAndSelectSpinButtonOwner();
if (layoutObject()) {
if (m_upDownState != Indeterminate) {
// A JavaScript event handler called in doStepAction() below
// might change the element state and we might need to
// cancel the repeating timer by the state change. If we
// started the timer after doStepAction(), we would have no
// chance to cancel the timer.
startRepeatingTimer();
doStepAction(m_upDownState == Up ? 1 : -1);
}
}
event->setDefaultHandled();
}
} else if (mouseEvent->type() == EventTypeNames::mouseup && mouseEvent->button() == LeftButton) {
releaseCapture();
} else if (event->type() == EventTypeNames::mousemove) {
if (box->pixelSnappedBorderBoxRect().contains(local)) {
if (!m_capturing) {
if (LocalFrame* frame = document().frame()) {
frame->eventHandler().setCapturingMouseEventsNode(this);
m_capturing = true;
if (Page* page = document().page())
page->chromeClient().registerPopupOpeningObserver(this);
}
}
UpDownState oldUpDownState = m_upDownState;
m_upDownState = (local.y() < box->size().height() / 2) ? Up : Down;
if (m_upDownState != oldUpDownState)
layoutObject()->setShouldDoFullPaintInvalidation();
} else {
releaseCapture();
m_upDownState = Indeterminate;
}
}
if (!event->defaultHandled())
HTMLDivElement::defaultEventHandler(event);
}
void SpinButtonElement::defaultEventHandler(Event* event)
{
if (!event->isMouseEvent()) {
if (!event->defaultHandled())
HTMLDivElement::defaultEventHandler(event);
return;
}
RenderBox* box = renderBox();
if (!box) {
if (!event->defaultHandled())
HTMLDivElement::defaultEventHandler(event);
return;
}
RefPtr<HTMLInputElement> input(static_cast<HTMLInputElement*>(shadowAncestorNode()));
if (input->disabled() || input->isReadOnlyFormControl()) {
if (!event->defaultHandled())
HTMLDivElement::defaultEventHandler(event);
return;
}
MouseEvent* mouseEvent = static_cast<MouseEvent*>(event);
IntPoint local = roundedIntPoint(box->absoluteToLocal(mouseEvent->absoluteLocation(), false, true));
if (mouseEvent->type() == eventNames().mousedownEvent && mouseEvent->button() == LeftButton) {
if (box->borderBoxRect().contains(local)) {
// The following functions of HTMLInputElement may run JavaScript
// code which detaches this shadow node. We need to take a reference
// and check renderer() after such function calls.
RefPtr<Node> protector(this);
input->focus();
input->select();
if (renderer()) {
ASSERT(m_upDownState != Indeterminate);
input->stepUpFromRenderer(m_upDownState == Up ? 1 : -1);
if (renderer())
startRepeatingTimer();
}
event->setDefaultHandled();
}
} else if (mouseEvent->type() == eventNames().mouseupEvent && mouseEvent->button() == LeftButton)
stopRepeatingTimer();
else if (event->type() == eventNames().mousemoveEvent) {
if (box->borderBoxRect().contains(local)) {
if (!m_capturing) {
if (Frame* frame = document()->frame()) {
frame->eventHandler()->setCapturingMouseEventsNode(this);
m_capturing = true;
}
}
UpDownState oldUpDownState = m_upDownState;
m_upDownState = local.y() < box->height() / 2 ? Up : Down;
if (m_upDownState != oldUpDownState)
renderer()->repaint();
} else {
releaseCapture();
m_upDownState = Indeterminate;
}
}
if (!event->defaultHandled())
HTMLDivElement::defaultEventHandler(event);
}
void HTMLAnchorElement::defaultEventHandler(Event* evt)
{
// React on clicks and on keypresses.
// Don't make this KEYUP_EVENT again, it makes khtml follow links it shouldn't,
// when pressing Enter in the combo.
if (m_isLink && (evt->type() == eventNames().clickEvent || (evt->type() == eventNames().keydownEvent && m_focused))) {
MouseEvent* e = 0;
if (evt->type() == eventNames().clickEvent && evt->isMouseEvent())
e = static_cast<MouseEvent*>(evt);
KeyboardEvent* k = 0;
if (evt->type() == eventNames().keydownEvent && evt->isKeyboardEvent())
k = static_cast<KeyboardEvent*>(evt);
if (e && e->button() == RightButton) {
HTMLElement::defaultEventHandler(evt);
return;
}
// If the link is editable, then we need to check the settings to see whether or not to follow the link
if (isContentEditable()) {
EditableLinkBehavior editableLinkBehavior = EditableLinkDefaultBehavior;
if (Settings* settings = document()->settings())
editableLinkBehavior = settings->editableLinkBehavior();
switch (editableLinkBehavior) {
// Always follow the link (Safari 2.0 behavior)
default:
case EditableLinkDefaultBehavior:
case EditableLinkAlwaysLive:
break;
case EditableLinkNeverLive:
HTMLElement::defaultEventHandler(evt);
return;
// If the selection prior to clicking on this link resided in the same editable block as this link,
// and the shift key isn't pressed, we don't want to follow the link
case EditableLinkLiveWhenNotFocused:
if (e && !e->shiftKey() && m_rootEditableElementForSelectionOnMouseDown == rootEditableElement()) {
HTMLElement::defaultEventHandler(evt);
return;
}
break;
// Only follow the link if the shift key is down (WinIE/Firefox behavior)
case EditableLinkOnlyLiveWithShiftKey:
if (e && !e->shiftKey()) {
HTMLElement::defaultEventHandler(evt);
return;
}
break;
}
}
if (k) {
if (k->keyIdentifier() != "Enter") {
HTMLElement::defaultEventHandler(evt);
return;
}
evt->setDefaultHandled();
dispatchSimulatedClick(evt);
return;
}
String url = parseURL(getAttribute(hrefAttr));
ASSERT(evt->target());
ASSERT(evt->target()->toNode());
if (evt->target()->toNode()->hasTagName(imgTag)) {
HTMLImageElement* img = static_cast<HTMLImageElement*>(evt->target()->toNode());
if (img && img->isServerMap()) {
RenderImage* r = static_cast<RenderImage*>(img->renderer());
if (r && e) {
int absx, absy;
r->absolutePosition(absx, absy);
int x = e->pageX() - absx;
int y = e->pageY() - absy;
url += "?";
url += String::number(x);
url += ",";
url += String::number(y);
} else {
evt->setDefaultHandled();
HTMLElement::defaultEventHandler(evt);
return;
}
}
}
if (!evt->defaultPrevented() && document()->frame())
document()->frame()->loader()->urlSelected(document()->completeURL(url), getAttribute(targetAttr), evt, false, true);
evt->setDefaultHandled();
} else if (m_isLink && isContentEditable()) {
// This keeps track of the editable block that the selection was in (if it was in one) just before the link was clicked
// for the LiveWhenNotFocused editable link behavior
if (evt->type() == eventNames().mousedownEvent && evt->isMouseEvent() && static_cast<MouseEvent*>(evt)->button() != RightButton && document()->frame() && document()->frame()->selection()) {
MouseEvent* e = static_cast<MouseEvent*>(evt);
m_rootEditableElementForSelectionOnMouseDown = document()->frame()->selection()->rootEditableElement();
m_wasShiftKeyDownOnMouseDown = e && e->shiftKey();
} else if (evt->type() == eventNames().mouseoverEvent) {
// These are cleared on mouseover and not mouseout because their values are needed for drag events, but these happen
// after mouse out events.
m_rootEditableElementForSelectionOnMouseDown = 0;
m_wasShiftKeyDownOnMouseDown = false;
}
}
HTMLElement::defaultEventHandler(evt);
}
static v8::Handle<v8::Value> buttonAttrGetter(v8::Local<v8::String> name, const v8::AccessorInfo& info)
{
INC_STATS("DOM.MouseEvent.button._get");
MouseEvent* imp = V8MouseEvent::toNative(info.Holder());
return v8::Integer::New(imp->button());
}
void PrimitivesExample::mousePressEvent(MouseEvent& event) {
if(event.button() != MouseEvent::Button::Left) return;
_previousMousePosition = event.position();
event.setAccepted();
}
void SearchFieldCancelButtonElement::defaultEventHandler(Event* event)
{
// If the element is visible, on mouseup, clear the value, and set selection
HTMLInputElement* input = static_cast<HTMLInputElement*>(shadowAncestorNode());
if (event->type() == eventNames().mousedownEvent && event->isMouseEvent() && static_cast<MouseEvent*>(event)->button() == LeftButton) {
if (renderer() && renderer()->visibleToHitTesting()) {
if (Frame* frame = document()->frame()) {
frame->eventHandler()->setCapturingMouseEventsNode(this);
m_capturing = true;
}
}
input->focus();
input->select();
event->setDefaultHandled();
}
if (event->type() == eventNames().mouseupEvent && event->isMouseEvent() && static_cast<MouseEvent*>(event)->button() == LeftButton) {
if (m_capturing && renderer() && renderer()->visibleToHitTesting()) {
if (Frame* frame = document()->frame()) {
frame->eventHandler()->setCapturingMouseEventsNode(0);
m_capturing = false;
}
#if !PLATFORM(OLYMPIA)
// FIXME: It's always false on OLYMPIA platform. This problem depends on RIM bug #1067.
if (hovered()) {
#else
if (event->target() == this) {
#endif
RefPtr<HTMLInputElement> protector(input);
String oldValue = input->value();
input->setValue("");
if (!oldValue.isEmpty()) {
toRenderTextControl(input->renderer())->setChangedSinceLastChangeEvent(true);
input->dispatchEvent(Event::create(eventNames().inputEvent, true, false));
}
input->onSearch();
event->setDefaultHandled();
}
}
}
if (!event->defaultHandled())
HTMLDivElement::defaultEventHandler(event);
}
// ----------------------------
inline SpinButtonElement::SpinButtonElement(HTMLElement* shadowParent)
: TextControlInnerElement(shadowParent->document(), shadowParent)
, m_capturing(false)
, m_upDownState(Indeterminate)
, m_pressStartingState(Indeterminate)
, m_repeatingTimer(this, &SpinButtonElement::repeatingTimerFired)
{
}
PassRefPtr<SpinButtonElement> SpinButtonElement::create(HTMLElement* shadowParent)
{
return adoptRef(new SpinButtonElement(shadowParent));
}
void SpinButtonElement::defaultEventHandler(Event* event)
{
if (!event->isMouseEvent()) {
if (!event->defaultHandled())
HTMLDivElement::defaultEventHandler(event);
return;
}
RenderBox* box = renderBox();
if (!box) {
if (!event->defaultHandled())
HTMLDivElement::defaultEventHandler(event);
return;
}
HTMLInputElement* input = static_cast<HTMLInputElement*>(shadowAncestorNode());
if (input->disabled() || input->isReadOnlyFormControl()) {
if (!event->defaultHandled())
HTMLDivElement::defaultEventHandler(event);
return;
}
MouseEvent* mouseEvent = static_cast<MouseEvent*>(event);
IntPoint local = roundedIntPoint(box->absoluteToLocal(mouseEvent->absoluteLocation(), false, true));
if (mouseEvent->type() == eventNames().mousedownEvent && mouseEvent->button() == LeftButton) {
if (box->borderBoxRect().contains(local)) {
RefPtr<Node> protector(input);
input->focus();
input->select();
input->stepUpFromRenderer(m_upDownState == Up ? 1 : -1);
event->setDefaultHandled();
startRepeatingTimer();
}
} else if (mouseEvent->type() == eventNames().mouseupEvent && mouseEvent->button() == LeftButton)
stopRepeatingTimer();
else if (event->type() == eventNames().mousemoveEvent) {
if (box->borderBoxRect().contains(local)) {
if (!m_capturing) {
if (Frame* frame = document()->frame()) {
frame->eventHandler()->setCapturingMouseEventsNode(this);
m_capturing = true;
}
}
UpDownState oldUpDownState = m_upDownState;
m_upDownState = local.y() < box->height() / 2 ? Up : Down;
if (m_upDownState != oldUpDownState)
renderer()->repaint();
} else {
if (m_capturing) {
stopRepeatingTimer();
if (Frame* frame = document()->frame()) {
frame->eventHandler()->setCapturingMouseEventsNode(0);
m_capturing = false;
}
}
}
}
if (!event->defaultHandled())
HTMLDivElement::defaultEventHandler(event);
}
void SpinButtonElement::startRepeatingTimer()
{
m_pressStartingState = m_upDownState;
ScrollbarTheme* theme = ScrollbarTheme::nativeTheme();
m_repeatingTimer.start(theme->initialAutoscrollTimerDelay(), theme->autoscrollTimerDelay());
}
void Widget::processEvent(Event* event, PassKey<Widget, WindowSystemPrivate>)
{
switch(event->type()) {
case Event::kFocusIn: {
if(isAcceptsFocus_) {
Widget* widget = first_;
Widget* next = widget;
while(next) {
widget = next;
if(widget->isAcceptsFocus_ && widget->first_ && widget->isVisible()
&& widget->isEnabled()) {
next = widget->first_;
}
else {
next = next->next_;
}
}
if(focus_)
focus_->hasFocus_ = false;
focus_ = widget;
if(focus_) {
focus_->hasFocus_ = true;
focus_->dispatchEvent(event);
}
}
return; }
case Event::kFocusOut:
if(focus_) {
focus_->hasFocus_ = false;
focus_->dispatchEvent(event);
}
return;
case Event::kMouseEnter: {
if(!hasGrab_) {
MouseEvent* e = static_cast<MouseEvent*>(event);
dispatchEvent(e);
updateHoverPoint(e->pos());
}
return; }
case Event::kMouseLeave: {
if(!hasGrab_)
sendMouseLeave();
return; }
case Event::kMouseMove: {
MouseEvent* e = static_cast<MouseEvent*>(event);
Widget* widget;
Point<int> pos;
if(hasGrab_) {
std::tie(widget, pos) = hoveredWidget();
e->setPos(e->windowPos() - pos, {});
widget->processMouseEvent(e);
}
else {
std::tie(widget, pos) = updateHoverPoint(e->pos());
e->setPos(pos, {});
widget->dispatchEvent(e);
}
return; }
case Event::kMousePress: {
MouseEvent* e = static_cast<MouseEvent*>(event);
hasGrab_ = true;
Widget* widget;
Point<int> pos;
std::tie(widget, pos) = hoveredWidget();
widget->updateFocus(this);
e->setPos(e->windowPos() - pos, {});
widget->processMouseEvent(e);
return; }
case Event::kMouseRelease: {
MouseEvent* e = static_cast<MouseEvent*>(event);
Widget* widget;
Point<int> pos;
std::tie(widget, pos) = hoveredWidget();
Point<int> eventPos = e->pos();
e->setPos(e->windowPos() - pos, {});
widget->processMouseEvent(e);
if(e->buttons() == MouseButton::kNone) {
hasGrab_ = false;
updateHoverPoint(eventPos);
}
Duration duration = widget->timeCounter_.restart();
if(duration <= 300_ms && e->button() != MouseButton::kNone
&& e->button() == widget->lastButton_) {
MouseEvent ev(Event::kMouseDoubleClick);
ev.setTimestamp(e->timestamp(), {});
ev.setModifiers(e->modifiers(), {});
ev.setPos(e->pos(), {});
ev.setWindowPos(e->windowPos(), {});
ev.setGlobalPos(e->globalPos(), {});
ev.setButton(e->button(), {});
ev.setButtons(e->buttons(), {});
widget->processEvent(&ev, {});
widget->lastButton_ = MouseButton::kNone;
}
else {
widget->lastButton_ = e->button();
}
return; }
case Event::kMouseWheel: {
MouseWheelEvent* e = static_cast<MouseWheelEvent*>(event);
Widget* widget;
Point<int> pos;
std::tie(widget, pos) = hoveredWidget();
e->setPos(e->windowPos() - pos, {});
widget->processMouseEvent(e);
return; }
case Event::kKeyPress: {
Widget* widget = focus_;
while(focus_) {
if(focus_->dispatchEvent(event)) {
if(event->isAccepted())
return;
}
widget = widget->parent_;
}
return; }
case Event::kKeyRelease: {
Widget* widget = focus_;
while(focus_) {
if(focus_->dispatchEvent(event)) {
if(event->isAccepted())
return;
}
widget = widget->parent_;
}
return; }
case Event::kShow: {
show();
break; }
case Event::kHide: {
hide();
break; }
case Event::kEnable: {
enable();
break; }
case Event::kDisable: {
disable();
break; }
case Event::kClose : {
if(dispatchEvent(event) && event->isAccepted()) {
hide();
}
return; }
case Event::kPaint: {
repaint(static_cast<PaintEvent*>(event));
// repaint() calls the dispatchEvent() by itself so we don't need to call it one
// more time
return; }
case Event::kMove: {
MoveEvent* e = static_cast<MoveEvent*>(event);
pos_ = e->pos();
break; }
case Event::kResize: {
ResizeEvent* e = static_cast<ResizeEvent*>(event);
size_ = e->size();
break; }
default:
break;
}
dispatchEvent(event);
if(event->type() == Event::kResize && layout_) {
layout_->setGeometry(rect());
}
}
void KrienGraphiXToolbox::mouseReleased( const MouseEvent &evt )
{
if ( evt.button() == MouseEvent::Button::LeftButton )
m_leftMouseBtnDown = false;
}