public bool GetTooltip(Vector2 windowMouseCoordinates, out string tooltip, out Rect screenRectPosition)
{
tooltip = string.Empty;
screenRectPosition = Rect.zero;
VisualElement target = m_Panel.Pick(windowMouseCoordinates);
if (target != null)
{
using (var tooltipEvent = TooltipEvent.GetPooled())
{
tooltipEvent.target = target;
tooltipEvent.tooltip = null;
tooltipEvent.rect = Rect.zero;
target.SendEvent(tooltipEvent);
if (!string.IsNullOrEmpty(tooltipEvent.tooltip) && !tooltipEvent.isDefaultPrevented)
{
tooltip = tooltipEvent.tooltip;
screenRectPosition = tooltipEvent.rect;
return(true);
}
}
}
return(false);
}
internal static void SetTooltip(float mouseX, float mouseY)
{
//mouseX,mouseY are screen relative.
GUIView view = GUIView.mouseOverView;
if (view != null && view.visualTree != null && view.visualTree.panel != null)
{
var panel = view.visualTree.panel;
// Pick expect view relative coordinates.
VisualElement target = panel.Pick(new Vector2(mouseX, mouseY) - view.screenPosition.position);
if (target != null)
{
using (var tooltipEvent = TooltipEvent.GetPooled())
{
tooltipEvent.target = target;
tooltipEvent.tooltip = null;
tooltipEvent.rect = Rect.zero;
target.SendEvent(tooltipEvent);
if (!string.IsNullOrEmpty(tooltipEvent.tooltip) && !tooltipEvent.isDefaultPrevented)
{
Rect rect = tooltipEvent.rect;
rect.position += view.screenPosition.position; //SetMouseTooltip expects Screen relative coordinates.
GUIStyle.SetMouseTooltip(tooltipEvent.tooltip, rect);
}
}
}
}
}
