Gtk.DropTarget.get_gtypes

### Method

# Gtk DropTargetget_gtypes

#### Declaration [src]

    const GType*
    gtk_drop_target_get_gtypes (
      GtkDropTarget* self,
      gsize* n_types
    )

#### Description [src]

Gets the list of supported `GType`s that can be dropped on the target.

If no types have been set, `NULL` will be returned.

#### Parameters

`n_types` | `gsize*`
| The number of `GType`s contained in the return value.
| The argument will be set by the function.
| The argument can be `NULL`.
| The instance takes ownership of the data, and is responsible for freeing it.

#### Return value

Returns: | An array of `GType`
| the `G_TYPE_INVALID`-terminated array of types included in formats.
| The length of the array is in the `n_types` argument.
| The data is owned by the instance.
| The return value can be `NULL`.