delegateGetProperty  
  fun delegateGetProperty(object: <Error class: unknown class>, propId: <Error class: unknown class>, value: <Error class: unknown class>, pspec: <Error class: unknown class>): Boolean(source)
Gets a property of the GtkEditable delegate for @object.
This is helper function that should be called in the get_property function of your GtkEditable implementation, before handling your own properties.
Return
true if the property was found
Parameters
object
a GObject
propId 
a property ID
value
value to set
pspec
the GParamSpec for the property