Function

GtkExpressionNotify

Declaration 

void
(* GtkExpressionNotify) (
  gpointer user_data
)

Description [src]

Callback called by gtk_expression_watch() when the expression value changes.

Parameters

user_data

Type: gpointer

Data passed to gtk_expression_watch().

The argument can be NULL.
The data is owned by the caller of the function.