Gdk.Toplevel.set_startup_id

### Method

# Gdk Toplevelset_startup_id

#### Declaration [src]

    void
    gdk_toplevel_set_startup_id (
      GdkToplevel* toplevel,
      const char* startup_id
    )

#### Description [src]

Sets the startup notification ID.

When using GTK, typically you should use Gtk.Window.set_startup_id instead of this low-level function.

Sets property | `Gdk.Toplevel:startup-id`

#### Parameters

`startup_id` | `const char*`
| A string with startup-notification identifier.
| The data is owned by the caller of the function.
| The value is a NUL terminated UTF-8 string.