/**
* gtk_center_layout_set_start_widget:
* @self: a #GtkCenterLayout
- * @widget: the new start widget
+ * @widget (nullable): the new start widget
*
* Sets the new start widget of @self.
*/
*
* Returns the start widget fo the layout.
*
- * Returns: (transfer none): The current start widget of @self
+ * Returns: (nullable) (transfer none): The current start widget of @self
*/
GtkWidget *
gtk_center_layout_get_start_widget (GtkCenterLayout *self)
/**
* gtk_center_layout_set_center_widget:
* @self: a #GtkCenterLayout
- * @widget: the new center widget
+ * @widget (nullable): the new center widget
*
* Sets the new center widget of @self
*/
*
* Returns the center widget of the layout.
*
- * Returns: (transfer none): the current center widget of @self
+ * Returns: (nullable) (transfer none): the current center widget of @self
*/
GtkWidget *
gtk_center_layout_get_center_widget (GtkCenterLayout *self)
/**
* gtk_center_layout_set_end_widget:
* @self: a #GtkCenterLayout
- * @widget: (transfer none): the new end widget
+ * @widget: (nullable) (transfer none): the new end widget
*
* Sets the new end widget of @self
*/
*
* Returns the end widget of the layout.
*
- * Returns: (transfer none): the current end widget of @self
+ * Returns: (nullable) (transfer none): the current end widget of @self
*/
GtkWidget *
gtk_center_layout_get_end_widget (GtkCenterLayout *self)
* gtk_column_view_set_model (view, selection);
* ]|
*
- * Returns: (transfer none): the #GtkSorter of @self
+ * Returns: (nullable) (transfer none): the #GtkSorter of @self
*/
GtkSorter *
gtk_column_view_get_sorter (GtkColumnView *self)
*
* Returns the sorter that is associated with the column.
*
- * Returns: (transfer none): the #GtkSorter of @self
+ * Returns: (nullable) (transfer none): the #GtkSorter of @self
*/
GtkSorter *
gtk_column_view_column_get_sorter (GtkColumnViewColumn *self)
*
* Returns the #GtkTreeModel which is acting as data source for @combo_box.
*
- * Returns: (transfer none): A #GtkTreeModel which was passed
+ * Returns: (nullable) (transfer none): A #GtkTreeModel which was passed
* during construction.
*/
GtkTreeModel *
*
* Returns the current row separator function.
*
- * Returns: the current row separator function.
+ * Returns: (nullable): the current row separator function.
*/
GtkTreeViewRowSeparatorFunc
gtk_combo_box_get_row_separator_func (GtkComboBox *combo_box)
/**
* gtk_combo_box_set_row_separator_func:
* @combo_box: a #GtkComboBox
- * @func: a #GtkTreeViewRowSeparatorFunc
+ * @func: (nullable): a #GtkTreeViewRowSeparatorFunc
* @data: (allow-none): user data to pass to @func, or %NULL
* @destroy: (allow-none): destroy notifier for @data, or %NULL
*
*
* Gets the current content provider of a #GtkDragSource.
*
- * Returns: (transfer none): the #GdkContentProvider of @source
+ * Returns: (nullable) (transfer none): the #GdkContentProvider of @source
*/
GdkContentProvider *
gtk_drag_source_get_content (GtkDragSource *source)
* Gets the decoration layout set with
* gtk_header_bar_set_decoration_layout().
*
- * Returns: the decoration layout
+ * Returns: (nullable): the decoration layout
*/
const char *
gtk_header_bar_get_decoration_layout (GtkHeaderBar *bar)