setAttributeByteString
open fun setAttributeByteString(attribute: String, value: String, flags: FileQueryInfoFlags, cancellable: Cancellable? = null): <Error class: unknown class><Boolean>
Sets @attribute of type %G_FILE_ATTRIBUTE_TYPE_BYTE_STRING to @value. If @attribute is of a different type, this operation will fail, returning false.
If @cancellable is not null, then the operation can be cancelled by triggering the cancellable object from another thread. If the operation was cancelled, the error %G_IO_ERROR_CANCELLED will be returned.
Return
true if the @attribute was successfully set to @value in the @file, false otherwise.
Parameters
attribute
a string containing the attribute's name
value
a string containing the attribute's new value
flags
a #GFileQueryInfoFlags
cancellable
optional #GCancellable object, null to ignore