computePoint
open fun computePoint(target: Widget, point: <Error class: unknown class>, outPoint: <Error class: unknown class>): Boolean
Translates the given @point in @widget's coordinates to coordinates relative to @target’s coordinate system.
In order to perform this operation, both widgets must share a common ancestor.
Return
true if the point could be determined, false on failure. In this case, 0 is stored in @out_point.
Parameters
target
the GtkWidget to transform into
point
a point in @widget's coordinate system
outPoint
Set to the corresponding coordinates in