The behavior ifbase_dir isn’t found in the file system.If false, an error is returned. If true, an empty selection is returned.
since: 0.17.0
The directory in which to select files.If the path exists but doesn’t point to a directory, this shouldbe an error.
since: 0.17.0
The notify signal is emitted on an object when one of its properties hasits value set through g_object_set_property(), g_object_set(), et al.