Get the #GdkWindow of the gutter. The window will only be available when the gutter has at least one, non-zero width, cell renderer packed.
the #GdkWindow of the gutter, or %NULL if the gutter has no window.
Deprecated: Use gtk_text_view_get_window() instead.
2.8
See Implementation
Get the #GdkWindow of the gutter. The window will only be available when the gutter has at least one, non-zero width, cell renderer packed.