private void OnMouseMove(Event evt)
{
var currentElement = evt.Target;
if (lastElement != currentElement)
{
var current = currentElement;
while (current != null)
{
var hasMouse = current.As<JsObject>().member("$hasMouse");
if (!hasMouse)
FireMouseEntered(current);
else
break;
current = current.ParentElement;
}
// If the new element is not contained in the last element...
if (lastElement != null && !currentElement.IsDescendentOf(lastElement))
{
var last = lastElement;
while (last != null)
{
if (!last.Contains(currentElement))
FireMouseExited(last);
else
break;
last = last.ParentElement;
}
}
lastElement = currentElement;
}
}
protected virtual void OnSubmitting(Event evt)
{
var submitting = Submitting;
if (submitting != null || SubmitLink != null)
{
evt.PreventDefault();
if (submitting != null)
submitting();
if (SubmitLink != null)
SubmitLink.FireClick();
}
}
private void OnMouseOut(Event evt)
{
if (evt.RelatedTarget == null)
{
var current = lastElement;
while (current != null)
{
FireMouseExited(lastElement);
current = current.ParentElement;
}
}
}
private void OnJsContentMouseLeave(Event arg)
{
if (overlay != null)
overlayContainer.Style.Display = "none";
}
private void OnJsContentMouseEnter(Event arg)
{
if (overlay != null)
overlayContainer.Style.Display = "";
}
private void OnJsContentClick(Event arg)
{
OnJsContentMouseLeave(arg); // Hide the dropdown when there's a click
}
private void OnJsChanged(Event evt)
{
var changed = Changed;
if (changed != null)
changed();
}
private void OnMouseUp(Event evt)
{
isMouseDown = false;
if (evt.Target != mouseDownTarget)
FireMouseUp(mouseDownTarget);
}
private void OnMouseDown(Event evt)
{
isMouseDown = true;
mouseDownTarget = evt.Target;
}
private async void OnWheel(Event evt)
{
// var wheelEvent = evt.As<WheelEvent>();
var atBottom = Browser.Window.InnerHeight + Browser.Window.ScrollY == Browser.Document.Body.ScrollHeight;
if (wasAtBottom != atBottom)
{
wasAtBottom = atBottom;
// This section resets the wasAtBottom state if the scroll bars aren't visible. This is to allow further
// triggering after the delay. Otherwise, once you've gotten the first wasAtBottom change to occur, it
// would never fire again.
if (wasAtBottom && Browser.Window.ScrollY == 0)
{
await Task.Delay(3000);
wasAtBottom = false;
}
if (wasAtBottom && MvcApplication.Instance.View != null)
{
MvcApplication.Instance.NotifyOnBottomBounced();
}
}
}
private void LocalHrefClick(Event evt)
{
evt.PreventDefault();
ViewContext.ControllerContext.Application.Open(Node.GetAttribute("href"));
}
public extern bool DispatchEvent(Event evt);