EventDispatcher *Stage::FindEventDispatcher(const wxPoint &inPoint) {
// If a grab is in effect, return the element immediately.
if (mGrabbedElement)
return mGrabbedElement->GetEventDispatcher().get();
// Otherwise, look things up normally.
ElementPtr elem = FindLightWeightElement(inPoint);
if (elem && elem->GetEventDispatcher())
return elem->GetEventDispatcher().get();
else
return GetEventDispatcher();
}
void Stage::MouseGrab(ElementPtr inElement) {
ASSERT(inElement->IsLightWeight());
ASSERT(inElement->GetEventDispatcher().get());
if (mGrabbedElement) {
std::string name(inElement->GetName().mb_str());
std::string grabbed_name(mGrabbedElement->GetName().mb_str());
gLog.Error("halyard.stage.grab",
"Grabbing %s while %s is already grabbed",
name.c_str(), grabbed_name.c_str());
MouseUngrab(mGrabbedElement);
}
mGrabbedElement = inElement;
CaptureMouse();
}
void Stage::LeaveElement(ElementPtr inElement, const wxPoint &inPosition) {
if (ShouldSendEvents()) {
ASSERT(inElement->GetEventDispatcher().get());
inElement->GetEventDispatcher()->DoEventMouseLeave(inPosition);
}
}
