Tons of transfer annotations

docs/reference/gtk/tmpl/gtkdnd.sgml

@@ -221,12 +221,11 @@ drops.
 
 <!-- ##### FUNCTION gtk_drag_get_source_widget ##### -->
 <para>
-Determines the source widget for a drag.
+
 </para>
 
-@context: a (destination side) drag context.
+@context:
-@Returns: if the drag is occurring within a single application,
+@Returns:
-          a pointer to the source widget. Otherwise, %NULL.
 
 
 <!-- ##### FUNCTION gtk_drag_highlight ##### -->

docs/reference/gtk/tmpl/gtkmain.sgml

@@ -392,11 +392,11 @@ widget and this function does nothing.
 
 <!-- ##### FUNCTION gtk_grab_get_current ##### -->
 <para>
-Queries the current grab of the default window group. 
+
 </para>
 
 @void:
-@Returns: The widget which currently has the grab or %NULL if no grab is active.
+@Returns:
 
 
 <!-- ##### FUNCTION gtk_grab_remove ##### -->

docs/reference/gtk/tmpl/gtkradiomenuitem.sgml

@@ -140,11 +140,10 @@ Sets the group of a radio menu item, or changes it.
 
 <!-- ##### FUNCTION gtk_radio_menu_item_get_group ##### -->
 <para>
-Returns the group to which the radio menu item belongs, as a #GList of
+
-#GtkRadioMenuItem. The list belongs to GTK+ and should not be freed.
 </para>
 
-@radio_menu_item: a #GtkRadioMenuItem.
+@radio_menu_item:
-@Returns: the group of @radio_menu_item.
+@Returns:
 
 

gdk/gdkevents.c

@@ -972,7 +972,7 @@ gdk_event_set_device (GdkEvent  *event,
  * If the event contains a "device" field, this function will return
  * it, else it will return %NULL.
  *
- * Returns: a #GdkDevice, or %NULL.
+ * Returns: (transfer none): a #GdkDevice, or %NULL.
  *
  * Since: 3.0
  **/

gtk/gtkaccellabel.c

@@ -319,7 +319,7 @@ gtk_accel_label_finalize (GObject *object)
  * Fetches the widget monitored by this accelerator label. See
  * gtk_accel_label_set_accel_widget().
  *
- * Returns: the object monitored by the accelerator label, or %NULL.
+ * Returns: (transfer none): the object monitored by the accelerator label, or %NULL.
  **/
 GtkWidget*
 gtk_accel_label_get_accel_widget (GtkAccelLabel *accel_label)

gtk/gtkaction.c

@@ -873,7 +873,7 @@ gtk_action_unblock_activate (GtkAction *action)
  * This function is intended for use by action implementations to
  * create icons displayed in the proxy widgets.
  *
- * Returns: a widget that displays the icon for this action.
+ * Returns: (transfer full): a widget that displays the icon for this action.
  *
  * Since: 2.4
  */
@@ -899,7 +899,7 @@ gtk_action_create_icon (GtkAction *action, GtkIconSize icon_size)
  *
  * Creates a menu item widget that proxies for the given action.
  *
- * Returns: a menu item connected to the action.
+ * Returns: (transfer full): a menu item connected to the action.
  *
  * Since: 2.4
  */
@@ -924,7 +924,7 @@ gtk_action_create_menu_item (GtkAction *action)
  *
  * Creates a toolbar item widget that proxies for the given action.
  *
- * Returns: a toolbar item connected to the action.
+ * Returns: (transfer full): a toolbar item connected to the action.
  *
  * Since: 2.4
  */
@@ -1609,7 +1609,7 @@ gtk_action_set_gicon (GtkAction *action,
  *
  * Gets the gicon of @action.
  *
- * Returns: The action's #GIcon if one is set.
+ * Returns: (transfer none): The action's #GIcon if one is set.
  *
  * Since: 2.16
  */
@@ -1811,7 +1811,7 @@ gtk_action_disconnect_accelerator (GtkAction *action)
  * item or the toolbar item it creates, this function returns an
  * instance of that menu.
  *
- * Return value: the menu item provided by the action, or %NULL.
+ * Return value: (transfer full): the menu item provided by the action, or %NULL.
  *
  * Since: 2.12
  */

gtk/gtkactivatable.c

@@ -478,7 +478,7 @@ gtk_activatable_do_set_related_action (GtkActivatable *activatable,
  *
  * Gets the related #GtkAction for @activatable.
  *
- * Returns: the related #GtkAction if one is set.
+ * Returns: (transfer none): the related #GtkAction if one is set.
  *
  * Since: 2.16
  **/

gtk/gtkapplication.h

@@ -66,12 +66,12 @@ struct _GtkApplicationClass
   GApplicationClass parent_class;
 
   /*< vfuncs >*/
-  GtkWindow *(* create_window) (GtkApplication *application);
+  GtkWindow *(* create_window) (GtkApplication *app);
-  void       (* activated)     (GtkApplication *application,
+  void       (* activated)     (GtkApplication *app,
                                 GVariant       *args);
-  void       (* action)        (GtkApplication *application,
+  void       (* action)        (GtkApplication *app,
                                 const gchar    *action_name);
-  gboolean   (* quit)          (GtkApplication *application);
+  gboolean   (* quit)          (GtkApplication *app);
 			       
 
   /* Padding for future expansion */

gtk/gtkassistant.c

@@ -1686,7 +1686,8 @@ gtk_assistant_get_n_pages (GtkAssistant *assistant)
  *
  * Returns the child widget contained in page number @page_num.
  *
- * Return value: The child widget, or %NULL if @page_num is out of bounds.
+ * Return value: (transfer none): The child widget, or %NULL
+ *     if @page_num is out of bounds.
  *
  * Since: 2.10
  **/
@@ -2120,8 +2121,8 @@ gtk_assistant_set_page_header_image (GtkAssistant *assistant,
  *
  * Gets the header image for @page.
  *
- * Return value: the header image for @page, or %NULL
+ * Return value: (transfer none): the header image for @page, or %NULL
- * if there's no header image for the page.
+ *     if there's no header image for the page.
  *
  * Since: 2.10
  **/
@@ -2200,8 +2201,8 @@ gtk_assistant_set_page_side_image (GtkAssistant *assistant,
  *
  * Gets the header image for @page.
  *
- * Return value: the side image for @page, or %NULL
+ * Return value: (transfer none): the side image for @page, or %NULL
- * if there's no side image for the page.
+ *     if there's no side image for the page.
  *
  * Since: 2.10
  **/

gtk/gtkbuildable.c

@@ -209,7 +209,7 @@ gtk_buildable_parser_finished (GtkBuildable *buildable,
  * #GtkBuilder calls this function if a "constructor" has been
  * specified in the UI definition.
  *
- * Returns: the constructed child
+ * Returns: (transfer full): the constructed child
  *
  * Since: 2.12
  **/
@@ -337,7 +337,7 @@ gtk_buildable_custom_finished (GtkBuildable  *buildable,
  *
  * Get the internal child called @childname of the @buildable object.
  *
- * Returns: the internal child of the buildable object 
+ * Returns: (transfer none): the internal child of the buildable object
  *
  * Since: 2.12
  **/

gtk/gtkbutton.c

@@ -2443,7 +2443,7 @@ gtk_button_set_image (GtkButton *button,
  * This may have been explicitly set by gtk_button_set_image()
  * or constructed by gtk_button_new_from_stock().
  *
- * Return value: a #GtkWidget or %NULL in case there is no image
+ * Return value: (transfer none): a #GtkWidget or %NULL in case there is no image
  *
  * Since: 2.6
  */

gtk/gtkcellrenderer.c

@@ -727,7 +727,7 @@ gtk_cell_renderer_activate (GtkCellRenderer      *cell,
  *
  * Passes an activate event to the cell renderer for possible processing.
  *
- * Return value: A new #GtkCellEditable, or %NULL
+ * Return value: (transfer full): A new #GtkCellEditable, or %NULL
  **/
 GtkCellEditable *
 gtk_cell_renderer_start_editing (GtkCellRenderer      *cell,

gtk/gtkcellsizerequest.c

@@ -266,8 +266,6 @@ gtk_cell_size_request_get_height_for_width (GtkCellSizeRequest *cell,
  * gtk_cell_size_request_get_size:
  * @cell: a #GtkCellSizeRequest instance
  * @widget: the #GtkWidget this cell will be rendering to
- * @request_natural: Whether to base the contextual request off of the
- *     base natural or the base minimum
  * @minimum_size: (out) (allow-none): location for storing the minimum size, or %NULL
  * @natural_size: (out) (allow-none): location for storing the natural size, or %NULL
  *

gtk/gtkcellview.c

@@ -923,7 +923,7 @@ gtk_cell_view_set_model (GtkCellView  *cell_view,
  * Returns the model for @cell_view. If no model is used %NULL is
  * returned.
  *
- * Returns: a #GtkTreeModel used or %NULL
+ * Returns: (transfer none): a #GtkTreeModel used or %NULL
  *
  * Since: 2.16
  **/

gtk/gtkclipboard.c

@@ -563,22 +563,23 @@ gtk_clipboard_set_contents (GtkClipboard         *clipboard,
 
 /**
  * gtk_clipboard_set_with_data:
- * @clipboard:  a #GtkClipboard
+ * @clipboard: a #GtkClipboard
- * @targets:    array containing information about the available forms for the
+ * @targets: array containing information about the available forms for the
- *              clipboard data
+ *     clipboard data
- * @n_targets:  number of elements in @targets
+ * @n_targets: number of elements in @targets
- * @get_func:   function to call to get the actual clipboard data
+ * @get_func: (scope async): function to call to get the actual clipboard data
- * @clear_func: when the clipboard contents are set again, this function will
+ * @clear_func: (scope async): when the clipboard contents are set again,
- *              be called, and @get_func will not be subsequently called.
+ *     this function will be called, and @get_func will not be subsequently
- * @user_data:  user data to pass to @get_func and @clear_func.
+ *     called.
+ * @user_data: user data to pass to @get_func and @clear_func.
  *
  * Virtually sets the contents of the specified clipboard by providing
  * a list of supported formats for the clipboard data and a function
  * to call to get the actual data when it is requested.
  *
- * Return value: %TRUE if setting the clipboard data succeeded. If setting
+ * Return value: %TRUE if setting the clipboard data succeeded.
- *               the clipboard data failed the provided callback functions
+ *    If setting the clipboard data failed the provided callback
- *               will be ignored.
+ *    functions will be ignored.
  **/
 gboolean
 gtk_clipboard_set_with_data (GtkClipboard          *clipboard,
@@ -599,15 +600,16 @@ gtk_clipboard_set_with_data (GtkClipboard          *clipboard,
 
 /**
  * gtk_clipboard_set_with_owner:
- * @clipboard:  a #GtkClipboard
+ * @clipboard: a #GtkClipboard
- * @targets:    array containing information about the available forms for the
+ * @targets: array containing information about the available forms for
- *              clipboard data
+ *     the clipboard data
- * @n_targets:  number of elements in @targets
+ * @n_targets: number of elements in @targets
- * @get_func:   function to call to get the actual clipboard data
+ * @get_func: (scope async): function to call to get the actual clipboard data
- * @clear_func: when the clipboard contents are set again, this function will
+ * @clear_func: (scope async): when the clipboard contents are set again,
- *              be called, and @get_func will not be subsequently called.
+ *     this function will be called, and @get_func will not be subsequently
- * @owner:      an object that "owns" the data. This object will be passed
+ *     called
- *              to the callbacks when called. 
+ * @owner: an object that "owns" the data. This object will be passed
+ *     to the callbacks when called
  *
  * Virtually sets the contents of the specified clipboard by providing
  * a list of supported formats for the clipboard data and a function
@@ -617,9 +619,9 @@ gtk_clipboard_set_with_data (GtkClipboard          *clipboard,
  * is that instead of an generic @user_data pointer, a #GObject is passed
  * in.
  *
- * Return value: %TRUE if setting the clipboard data succeeded. If setting
+ * Return value: %TRUE if setting the clipboard data succeeded.
- *               the clipboard data failed the provided callback functions
+ *     If setting the clipboard data failed the provided callback
- *               will be ignored.
+ *     functions will be ignored.
  **/
 gboolean
 gtk_clipboard_set_with_owner (GtkClipboard          *clipboard,
@@ -648,7 +650,8 @@ gtk_clipboard_set_with_owner (GtkClipboard          *clipboard,
  * gtk_clipboard_clear() has not subsequently called, returns the owner set
  * by gtk_clipboard_set_with_owner().
  *
- * Return value: the owner of the clipboard, if any; otherwise %NULL.
+ * Return value: (transfer none): the owner of the clipboard, if any;
+ *     otherwise %NULL.
  **/
 GObject *
 gtk_clipboard_get_owner (GtkClipboard *clipboard)
@@ -874,12 +877,11 @@ selection_received (GtkWidget            *widget,
 /**
  * gtk_clipboard_request_contents:
  * @clipboard: a #GtkClipboard
- * @target:    an atom representing the form into which the clipboard
+ * @target: an atom representing the form into which the clipboard
- *             owner should convert the selection.
+ *     owner should convert the selection.
- * @callback:  A function to call when the results are received
+ * @callback: (scope async): A function to call when the results are received
- *             (or the retrieval fails). If the retrieval fails
+ *     (or the retrieval fails). If the retrieval fails the length field of
- *             the length field of @selection_data will be
+ *     @selection_data will be negative.
- *             negative.
  * @user_data: user data to pass to @callback
  *
  * Requests the contents of clipboard as the given target.
@@ -957,9 +959,8 @@ request_text_received_func (GtkClipboard     *clipboard,
 /**
  * gtk_clipboard_request_text:
  * @clipboard: a #GtkClipboard
- * @callback:  a function to call when the text is received,
+ * @callback: (scope async): a function to call when the text is received,
- *             or the retrieval fails. (It will always be called
+ *     or the retrieval fails. (It will always be called one way or the other.)
- *             one way or the other.)
  * @user_data: user data to pass to @callback.
  *
  * Requests the contents of the clipboard as text. When the text is
@@ -1021,10 +1022,9 @@ request_rich_text_received_func (GtkClipboard     *clipboard,
 /**
  * gtk_clipboard_request_rich_text:
  * @clipboard: a #GtkClipboard
- * @buffer:    a #GtkTextBuffer
+ * @buffer: a #GtkTextBuffer
- * @callback:  a function to call when the text is received,
+ * @callback: (scope async): a function to call when the text is received,
- *             or the retrieval fails. (It will always be called
+ *     or the retrieval fails. (It will always be called one way or the other.)
- *             one way or the other.)
  * @user_data: user data to pass to @callback.
  *
  * Requests the contents of the clipboard as rich text. When the rich
@@ -1114,9 +1114,8 @@ request_image_received_func (GtkClipboard     *clipboard,
 /**
  * gtk_clipboard_request_image:
  * @clipboard: a #GtkClipboard
- * @callback:  a function to call when the image is received,
+ * @callback: (scope async): a function to call when the image is received,
- *             or the retrieval fails. (It will always be called
+ *     or the retrieval fails. (It will always be called one way or the other.)
- *             one way or the other.)
  * @user_data: user data to pass to @callback.
  *
  * Requests the contents of the clipboard as image. When the image is
@@ -1169,9 +1168,8 @@ request_uris_received_func (GtkClipboard     *clipboard,
 /**
  * gtk_clipboard_request_uris:
  * @clipboard: a #GtkClipboard
- * @callback:  a function to call when the URIs are received,
+ * @callback: (scope async): a function to call when the URIs are received,
- *             or the retrieval fails. (It will always be called
+ *     or the retrieval fails. (It will always be called one way or the other.)
- *             one way or the other.)
  * @user_data: user data to pass to @callback.
  *
  * Requests the contents of the clipboard as URIs. When the URIs are
@@ -1223,9 +1221,9 @@ request_targets_received_func (GtkClipboard     *clipboard,
 /**
  * gtk_clipboard_request_targets:
  * @clipboard: a #GtkClipboard
- * @callback:  a function to call when the targets are received,
+ * @callback: (scope async): a function to call when the targets are
- *             or the retrieval fails. (It will always be called
+ *     received, or the retrieval fails. (It will always be called
- *             one way or the other.)
+ *     one way or the other.)
  * @user_data: user data to pass to @callback.
  *
  * Requests the contents of the clipboard as list of supported targets.
@@ -1472,12 +1470,12 @@ clipboard_image_received_func (GtkClipboard *clipboard,
  * the data to be received using the main loop, so events,
  * timeouts, etc, may be dispatched during the wait.
  *
- * Return value: a newly-allocated #GdkPixbuf object which must
+ * Return value: (transfer full): a newly-allocated #GdkPixbuf
- *               be disposed with g_object_unref(), or %NULL if 
+ *     object which must be disposed with g_object_unref(), or
- *               retrieving the selection data failed. (This 
+ *     %NULL if retrieving the selection data failed. (This could
- *               could happen for various reasons, in particular 
+ *     happen for various reasons, in particular if the clipboard
- *               if the clipboard was empty or if the contents of 
+ *     was empty or if the contents of the clipboard could not be
- *               the clipboard could not be converted into an image.)
+ *     converted into an image.)
  *
  * Since: 2.6
  **/
@@ -1568,7 +1566,7 @@ gtk_clipboard_wait_for_uris (GtkClipboard *clipboard)
  *
  * Gets the #GdkDisplay associated with @clipboard
  *
- * Return value: the #GdkDisplay associated with @clipboard
+ * Return value: (transfer none): the #GdkDisplay associated with @clipboard
  *
  * Since: 2.2
  **/

gtk/gtkcolorseldialog.c

@@ -210,7 +210,7 @@ gtk_color_selection_dialog_new (const gchar *title)
  *
  * Retrieves the #GtkColorSelection widget embedded in the dialog.
  *
- * Returns: the embedded #GtkColorSelection
+ * Returns: (transfer none): the embedded #GtkColorSelection
  *
  * Since: 2.14
  **/

gtk/gtkcombobox.c

@@ -5099,12 +5099,13 @@ out:
 }
 
 /**
- * gtk_combo_box_get_model
+ * gtk_combo_box_get_model:
  * @combo_box: A #GtkComboBox
  *
  * Returns the #GtkTreeModel which is acting as data source for @combo_box.
  *
- * Return value: (transfer none): A #GtkTreeModel which was passed during construction.
+ * Return value: (transfer none): A #GtkTreeModel which was passed
+ *     during construction.
  *
  * Since: 2.4
  */
@@ -5744,7 +5745,8 @@ gtk_combo_box_set_title (GtkComboBox *combo_box,
  * This function is mostly intended for use by accessibility technologies;
  * applications should have little use for it.
  *
- * Returns: the accessible object corresponding to the combo box's popup.
+ * Returns: (transfer none): the accessible object corresponding
+ *     to the combo box's popup.
  *
  * Since: 2.6
  */

gtk/gtkcontainer.c

@@ -1663,7 +1663,7 @@ gtk_container_forall (GtkContainer *container,
 /**
  * gtk_container_foreach:
  * @container: a #GtkContainer
- * @callback: a callback
+ * @callback: (scope call):  a callback
  * @callback_data: callback user data
  * 
  * Invokes @callback on each non-internal child of @container. See

gtk/gtkdnd.c

@@ -1009,17 +1009,16 @@ gtk_drag_get_data (GtkWidget      *widget,
 }
 
 
-/*************************************************************
+/**
  * gtk_drag_get_source_widget:
- *     Get the widget the was the source of this drag, if
+ * @context: a (destination side) drag context
- *     the drag originated from this application.
+ *
- *   arguments:
+ * Determines the source widget for a drag.
- *     context: The drag context for this drag
+ *
- *   results:
+ * Return value: (transfer none): if the drag is occurring
- *     The source widget, or NULL if the drag originated from
+ *     within a single application, a pointer to the source widget.
- *     a different application.
+ *     Otherwise, %NULL.
- *************************************************************/
+ */
-
 GtkWidget *
 gtk_drag_get_source_widget (GdkDragContext *context)
 {
@@ -2573,22 +2572,22 @@ gtk_drag_begin_internal (GtkWidget         *widget,
  * used by GTK+ to get information about the start position of the drag, for
  * example if the @event is a GDK_MOTION_NOTIFY.
  *
- * Generally there are three cases when you want to start a drag by hand by calling
+ * Generally there are three cases when you want to start a drag by hand by
- * this function:
+ * calling this function:
  *
- * 1. During a button-press-event handler, if you want to start a drag immediately
+ * 1. During a button-press-event handler, if you want to start a drag
- * when the user presses the mouse button.  Pass the @event that you have in your
+ * immediately when the user presses the mouse button.  Pass the @event
- * button-press-event handler.
+ * that you have in your button-press-event handler.
  *
- * 2. During a motion-notify-event handler, if you want to start a drag when the mouse
+ * 2. During a motion-notify-event handler, if you want to start a drag
- * moves past a certain threshold distance after a button-press.  Pass the @event that you
+ * when the mouse moves past a certain threshold distance after a button-press.
- * have in your motion-notify-event handler.
+ * Pass the @event that you have in your motion-notify-event handler.
  *
  * 3. During a timeout handler, if you want to start a drag after the mouse
  * button is held down for some time.  Try to save the last event that you got
  * from the mouse, using gdk_event_copy(), and pass it to this function
- * (remember to free the event with gdk_event_free() when you are done).  If you
+ * (remember to free the event with gdk_event_free() when you are done).
- * can really not pass a real event, pass #NULL instead.
+ * If you can really not pass a real event, pass #NULL instead.
  *
  * Return value: the context for this drag.
  **/

gtk/gtkentry.c

@@ -6680,7 +6680,7 @@ get_buffer (GtkEntry *entry)
  *
  * Since: 2.18
  *
- * Returns: A #GtkEntryBuffer object.
+ * Returns: (transfer none): A #GtkEntryBuffer object.
  */
 GtkEntryBuffer*
 gtk_entry_get_buffer (GtkEntry *entry)
@@ -6753,7 +6753,7 @@ gtk_entry_set_buffer (GtkEntry       *entry,
  *
  * See also gtk_entry_get_icon_window().
  *
- * Return value: the entry's text window.
+ * Return value: (transfer none): the entry's text window.
  *
  * Since: 2.20
  **/
@@ -7816,7 +7816,8 @@ gtk_entry_get_icon_activatable (GtkEntry             *entry,
  * method will work regardless of whether the icon was set using a
  * #GdkPixbuf, a #GIcon, a stock item, or an icon name.
  *
- * Returns: A #GdkPixbuf, or %NULL if no icon is set for this position.
+ * Returns: (transfer none): A #GdkPixbuf, or %NULL if no icon is
+ *     set for this position.
  *
  * Since: 2.16
  */
@@ -7850,8 +7851,8 @@ gtk_entry_get_icon_pixbuf (GtkEntry             *entry,
  * no icon or if the icon was set by some other method (e.g., by
  * stock, pixbuf, or icon name).
  *
- * Returns: A #GIcon, or %NULL if no icon is set or if the icon
+ * Returns: (transfer none): A #GIcon, or %NULL if no icon is set
- *          is not a #GIcon
+ *     or if the icon is not a #GIcon
  *
  * Since: 2.16
  */
@@ -8181,7 +8182,7 @@ gtk_entry_get_current_icon_drag_source (GtkEntry *entry)
  *
  * See also gtk_entry_get_text_window().
  *
- * Return value: the entry's icon window at @icon_pos.
+ * Return value: (transfer none): the entry's icon window at @icon_pos.
  *
  * Since: 2.20
  */
@@ -9725,7 +9726,8 @@ gtk_entry_set_completion (GtkEntry           *entry,
  *
  * Returns the auxiliary completion object currently in use by @entry.
  *
- * Return value: The auxiliary completion object currently in use by @entry.
+ * Return value: (transfer none): The auxiliary completion object currently
+ *     in use by @entry.
  *
  * Since: 2.4
  */

gtk/gtkentrycompletion.c

@@ -1012,7 +1012,7 @@ gtk_entry_completion_new (void)
  *
  * Gets the entry @completion has been attached to.
  *
- * Return value: The entry @completion has been attached to.
+ * Return value: (transfer none): The entry @completion has been attached to.
  *
  * Since: 2.4
  */
@@ -1076,7 +1076,8 @@ gtk_entry_completion_set_model (GtkEntryCompletion *completion,
  * Returns the model the #GtkEntryCompletion is using as data source.
  * Returns %NULL if the model is unset.
  *
- * Return value: A #GtkTreeModel, or %NULL if none is currently being used.
+ * Return value: (transfer none): A #GtkTreeModel, or %NULL if none
+ *     is currently being used.
  *
  * Since: 2.4
  */

gtk/gtkexpander.c

@@ -1969,7 +1969,8 @@ gtk_expander_set_label_widget (GtkExpander *expander,
  * Retrieves the label widget for the frame. See
  * gtk_expander_set_label_widget().
  *
- * Return value: the label widget, or %NULL if there is none.
+ * Return value: (transfer none): the label widget,
+ *     or %NULL if there is none.
  *
  * Since: 2.4
  **/

gtk/gtkfilechooser.c

@@ -1631,7 +1631,7 @@ gtk_file_chooser_set_current_folder_file (GtkFileChooser  *chooser,
  * Gets the current folder of @chooser as #GFile.
  * See gtk_file_chooser_get_current_folder_uri().
  *
- * Return value: the #GFile for the current folder.
+ * Return value: (transfer full): the #GFile for the current folder.
  *
  * Since: 2.14
  */
@@ -1779,8 +1779,8 @@ gtk_file_chooser_set_file (GtkFileChooser  *chooser,
  * If the file chooser is in folder mode, this function returns the selected
  * folder.
  *
- * Returns: a selected #GFile. You own the returned file; use
+ * Returns: (transfer full): a selected #GFile. You own the returned file;
- *          g_object_unref() to release it.
+ *     use g_object_unref() to release it.
  *
  * Since: 2.14
  **/
@@ -1864,7 +1864,7 @@ gtk_file_chooser_set_preview_widget (GtkFileChooser *chooser,
  * Gets the current preview widget; see
  * gtk_file_chooser_set_preview_widget().
  *
- * Return value: the current preview widget, or %NULL
+ * Return value: (transfer none): the current preview widget, or %NULL
  *
  * Since: 2.4
  **/
@@ -1986,8 +1986,8 @@ gtk_file_chooser_get_use_preview_label (GtkFileChooser *chooser)
  * Gets the #GFile that should be previewed in a custom preview
  * Internal function, see gtk_file_chooser_get_preview_uri().
  *
- * Return value: the #GFile for the file to preview, or %NULL if no file
+ * Return value: (transfer none): the #GFile for the file to preview,
- *  is selected. Free with g_object_unref().
+ *     or %NULL if no file is selected. Free with g_object_unref().
  *
  * Since: 2.14
  **/
@@ -2135,7 +2135,7 @@ gtk_file_chooser_set_extra_widget (GtkFileChooser *chooser,
  * Gets the current preview widget; see
  * gtk_file_chooser_set_extra_widget().
  *
- * Return value: the current extra widget, or %NULL
+ * Return value: (transfer none): the current extra widget, or %NULL
  *
  * Since: 2.4
  **/
@@ -2251,7 +2251,7 @@ gtk_file_chooser_set_filter (GtkFileChooser *chooser,
  *
  * Gets the current filter; see gtk_file_chooser_set_filter().
  *
- * Return value: the current filter, or %NULL
+ * Return value: (transfer none): the current filter, or %NULL
  *
  * Since: 2.4
  **/

gtk/gtkfontsel.c

@@ -1209,7 +1209,7 @@ gtk_font_selection_update_preview (GtkFontSelection *fontsel)
  * This returns the #GtkTreeView that lists font families, for
  * example, 'Sans', 'Serif', etc.
  *
- * Return value: A #GtkWidget that is part of @fontsel
+ * Return value: (transfer none): A #GtkWidget that is part of @fontsel
  *
  * Since: 2.14
  */
@@ -1228,7 +1228,7 @@ gtk_font_selection_get_family_list (GtkFontSelection *fontsel)
  * This returns the #GtkTreeView which lists all styles available for
  * the selected font. For example, 'Regular', 'Bold', etc.
  * 
- * Return value: A #GtkWidget that is part of @fontsel
+ * Return value: (transfer none): A #GtkWidget that is part of @fontsel
  *
  * Since: 2.14
  */
@@ -1247,7 +1247,7 @@ gtk_font_selection_get_face_list (GtkFontSelection *fontsel)
  * This returns the #GtkEntry used to allow the user to edit the font
  * number manually instead of selecting it from the list of font sizes.
  *
- * Return value: A #GtkWidget that is part of @fontsel
+ * Return value: (transfer none): A #GtkWidget that is part of @fontsel
  *
  * Since: 2.14
  */
@@ -1265,7 +1265,7 @@ gtk_font_selection_get_size_entry (GtkFontSelection *fontsel)
  *
  * This returns the #GtkTreeeView used to list font sizes.
  *
- * Return value: A #GtkWidget that is part of @fontsel
+ * Return value: (transfer none): A #GtkWidget that is part of @fontsel
  *
  * Since: 2.14
  */
@@ -1283,7 +1283,7 @@ gtk_font_selection_get_size_list (GtkFontSelection *fontsel)
  *
  * This returns the #GtkEntry used to display the font as a preview.
  *
- * Return value: A #GtkWidget that is part of @fontsel
+ * Return value: (transfer none): A #GtkWidget that is part of @fontsel
  *
  * Since: 2.14
  */
@@ -1301,10 +1301,10 @@ gtk_font_selection_get_preview_entry (GtkFontSelection *fontsel)
  *
  * Gets the #PangoFontFamily representing the selected font family.
  *
- * Return value: A #PangoFontFamily representing the selected font
+ * Return value: (transfer none): A #PangoFontFamily representing the
- *     family. Font families are a collection of font faces. The 
+ *     selected font family. Font families are a collection of font
- *     returned object is owned by @fontsel and must not be modified 
+ *     faces. The returned object is owned by @fontsel and must not
- *     or freed.
+ *     be modified or freed.
  *
  * Since: 2.14
  */
@@ -1323,9 +1323,9 @@ gtk_font_selection_get_family (GtkFontSelection *fontsel)
  * Gets the #PangoFontFace representing the selected font group
  * details (i.e. family, slant, weight, width, etc).
  *
- * Return value: A #PangoFontFace representing the selected font 
+ * Return value: (transfer none): A #PangoFontFace representing the
- *     group details. The returned object is owned by @fontsel and
+ *     selected font group details. The returned object is owned by
- *     must not be modified or freed. 
+ *     @fontsel and must not be modified or freed.
  *
  * Since: 2.14
  */
@@ -1686,11 +1686,11 @@ gtk_font_selection_dialog_new (const gchar *title)
 
 /**
  * gtk_font_selection_dialog_get_font_selection:
- * @colorsel: a #GtkFontSelectionDialog
+ * @fsd: a #GtkFontSelectionDialog
  *
  * Retrieves the #GtkFontSelection widget embedded in the dialog.
  *
- * Returns: the embedded #GtkFontSelection
+ * Returns: (transfer none): the embedded #GtkFontSelection
  *
  * Since: 2.22
  **/
@@ -1709,7 +1709,8 @@ gtk_font_selection_dialog_get_font_selection (GtkFontSelectionDialog *fsd)
  *
  * Gets the 'OK' button.
  *
- * Return value: the #GtkWidget used in the dialog for the 'OK' button.
+ * Return value: (transfer none): the #GtkWidget used in the dialog
+ *     for the 'OK' button.
  *
  * Since: 2.14
  */
@@ -1727,7 +1728,8 @@ gtk_font_selection_dialog_get_ok_button (GtkFontSelectionDialog *fsd)
  *
  * Gets the 'Cancel' button.
  *
- * Return value: the #GtkWidget used in the dialog for the 'Cancel' button.
+ * Return value: (transfer none): the #GtkWidget used in the dialog
+ *     for the 'Cancel' button.
  *
  * Since: 2.14
  */

gtk/gtkframe.c

@@ -446,7 +446,7 @@ gtk_frame_set_label_widget (GtkFrame  *frame,
  * Retrieves the label widget for the frame. See
  * gtk_frame_set_label_widget().
  *
- * Return value: the label widget, or %NULL if there is none.
+ * Return value: (transfer none): the label widget, or %NULL if there is none.
  **/
 GtkWidget *
 gtk_frame_get_label_widget (GtkFrame *frame)

gtk/gtkiconfactory.c

@@ -1619,7 +1619,7 @@ render_fallback_image (GtkStyle          *style,
  * (perhaps because an image file fails to load), a default "missing
  * image" icon will be returned instead.
  *
- * Return value: a #GdkPixbuf to be displayed
+ * Return value: (transfer full): a #GdkPixbuf to be displayed
  */
 GdkPixbuf*
 gtk_icon_set_render_icon (GtkIconSet        *icon_set,
@@ -2103,7 +2103,7 @@ gtk_icon_source_get_icon_name (const GtkIconSource *source)
  * virtual function. The reference count on the pixbuf is
  * not incremented.
  *
- * Return value: source pixbuf
+ * Return value: (transfer none): source pixbuf
  */
 GdkPixbuf*
 gtk_icon_source_get_pixbuf (const GtkIconSource *source)

gtk/gtkicontheme.c

@@ -1485,9 +1485,10 @@ gtk_icon_theme_error_quark (void)
  * @icon_theme: a #GtkIconTheme
  * @icon_name: the name of the icon to lookup
  * @size: the desired icon size. The resulting icon may not be
- *        exactly this size; see gtk_icon_info_load_icon().
+ *     exactly this size; see gtk_icon_info_load_icon().
  * @flags: flags modifying the behavior of the icon lookup
- * @error: (allow-none): Location to store error information on failure, or %NULL.
+ * @error: (allow-none): Location to store error information on failure,
+ *     or %NULL.
  *
  * Looks up an icon in an icon theme, scales it to the given size
  * and renders it into a pixbuf. This is a convenience function;
@@ -1502,10 +1503,10 @@ gtk_icon_theme_error_quark (void)
  * returned by this function. Otherwise GTK+ may need to keep the old
  * icon theme loaded, which would be a waste of memory.
  *
- * Return value: the rendered icon; this may be a newly created icon
+ * Return value: (transfer full): the rendered icon; this may be a
- *  or a new reference to an internal icon, so you must not modify
+ *     newly created icon or a new reference to an internal icon, so
- *  the icon. Use g_object_unref() to release your reference to the
+ *     you must not modify the icon. Use g_object_unref() to release
- *  icon. %NULL if the icon isn't found.
+ *     your reference to the icon. %NULL if the icon isn't found.
  *
  * Since: 2.4
  **/
@@ -3006,7 +3007,8 @@ icon_info_ensure_scale_and_pixbuf (GtkIconInfo  *icon_info,
 /**
  * gtk_icon_info_load_icon:
  * @icon_info: a #GtkIconInfo structure from gtk_icon_theme_lookup_icon()
- * @error: (allow-none): location to store error information on failure, or %NULL.
+ * @error: (allow-none): location to store error information on failure,
+ *     or %NULL.
  *
  * Renders an icon previously looked up in an icon theme using
  * gtk_icon_theme_lookup_icon(); the size will be based on the size
@@ -3020,10 +3022,10 @@ icon_info_ensure_scale_and_pixbuf (GtkIconInfo  *icon_info,
  * the #GtkIconInfo. If this flag has been specified, the pixbuf
  * returned by this function will be scaled to the exact size.
  *
- * Return value: the rendered icon; this may be a newly created icon
+ * Return value: (transfer full): the rendered icon; this may be a newly
- *  or a new reference to an internal icon, so you must not modify
+ *     created icon or a new reference to an internal icon, so you must
- *  the icon. Use g_object_unref() to release your reference to the
+ *     not modify the icon. Use g_object_unref() to release your reference
- *  icon.
+ *     to the icon.
  *
  * Since: 2.4
  **/
@@ -3091,7 +3093,7 @@ gdk_color_to_css (GdkColor *color)
  * See the <ulink url="http://www.freedesktop.org/wiki/SymbolicIcons">Symbolic Icons spec</ulink>
  * for more information about symbolic icons.
  *
- * Return value: a #GdkPixbuf representing the loaded icon
+ * Return value: (transfer full): a #GdkPixbuf representing the loaded icon
  *
  * Since: 3.0
  **/
@@ -3208,7 +3210,7 @@ gtk_icon_info_load_symbolic (GtkIconInfo  *icon_info,
  *
  * See gtk_icon_info_load_symbolic() for more details.
  *
- * Return value: a #GdkPixbuf representing the loaded icon
+ * Return value: (transfer full): a #GdkPixbuf representing the loaded icon
  *
  * Since: 3.0
  **/

gtk/gtkiconview.c

@@ -5252,7 +5252,7 @@ gtk_icon_view_get_visible_range (GtkIconView  *icon_view,
 /**
  * gtk_icon_view_selected_foreach:
  * @icon_view: A #GtkIconView.
- * @func: The function to call for each selected icon.
+ * @func: (scope call): The function to call for each selected icon.
  * @data: User data to pass to the function.
  * 
  * Calls a function for each selected icon. Note that the model or
@@ -5453,7 +5453,8 @@ gtk_icon_view_set_model (GtkIconView *icon_view,
  * Returns the model the #GtkIconView is based on.  Returns %NULL if the
  * model is unset.
  *
- * Return value: A #GtkTreeModel, or %NULL if none is currently being used.
+ * Return value: (transfer none): A #GtkTreeModel, or %NULL if none is
+ *     currently being used.
  *
  * Since: 2.6 
  **/
@@ -7474,7 +7475,7 @@ gtk_icon_view_get_dest_item_at_pos (GtkIconView              *icon_view,
  * Creates a #GdkPixmap representation of the item at @path.
  * This image is used for a drag icon.
  *
- * Return value: a newly-allocated pixmap of the drag icon.
+ * Return value: (transfer full): a newly-allocated pixmap of the drag icon.
  * 
  * Since: 2.8
  **/

gtk/gtkimagemenuitem.c

@@ -971,11 +971,12 @@ gtk_image_menu_item_set_image (GtkImageMenuItem *image_menu_item,
 
 /**
  * gtk_image_menu_item_get_image:
- * @image_menu_item: a #GtkImageMenuItem.
+ * @image_menu_item: a #GtkImageMenuItem
- * @returns: the widget set as image of @image_menu_item.
  *
  * Gets the widget that is currently set as the image of @image_menu_item.
  * See gtk_image_menu_item_set_image().
+ *
+ * Return value: (transfer none): the widget set as image of @image_menu_item
  **/
 GtkWidget*
 gtk_image_menu_item_get_image (GtkImageMenuItem *image_menu_item)

gtk/gtkinfobar.c

@@ -739,7 +739,7 @@ gtk_info_bar_add_action_widget (GtkInfoBar *info_bar,
  *
  * Returns the action area of @info_bar.
  *
- * Returns: the action area.
+ * Returns: (transfer none): the action area
  *
  * Since: 2.18
  */
@@ -757,7 +757,7 @@ gtk_info_bar_get_action_area (GtkInfoBar *info_bar)
  *
  * Returns the content area of @info_bar.
  *
- * Returns: the content area.
+ * Returns: (transfer none): the content area
  *
  * Since: 2.18
  */
@@ -781,7 +781,7 @@ gtk_info_bar_get_content_area (GtkInfoBar *info_bar)
  * to the end of the info bars's action area. The button widget is
  * returned, but usually you don't need it.
  *
- * Returns: the button widget that was added
+ * Returns: (transfer none): the button widget that was added
  *
  * Since: 2.18
  */

gtk/gtkinvisible.c

@@ -216,7 +216,7 @@ gtk_invisible_set_screen (GtkInvisible *invisible,
  *
  * Returns the #GdkScreen object associated with @invisible
  *
- * Return value: the associated #GdkScreen.
+ * Return value: (transfer none): the associated #GdkScreen.
  *
  * Since: 2.2
  **/

gtk/gtklabel.c

@@ -1782,8 +1782,8 @@ gtk_label_set_mnemonic_widget (GtkLabel  *label,
  * Retrieves the target of the mnemonic (keyboard shortcut) of this
  * label. See gtk_label_set_mnemonic_widget().
  *
- * Return value: the target of the label's mnemonic, or %NULL if none
+ * Return value: (transfer none): the target of the label's mnemonic,
- *               has been set and the default algorithm will be used.
+ *     or %NULL if none has been set and the default algorithm will be used.
  **/
 GtkWidget *
 gtk_label_get_mnemonic_widget (GtkLabel *label)

gtk/gtklayout.c

@@ -173,7 +173,7 @@ gtk_layout_new (GtkAdjustment *hadjustment,
  *
  * Retrieve the bin window of the layout used for drawing operations.
  *
- * Return value: a #GdkWindow
+ * Return value: (transfer none): a #GdkWindow
  *
  * Since: 2.14
  **/
@@ -196,10 +196,10 @@ gtk_layout_get_bin_window (GtkLayout *layout)
  *
  * See #GtkScrolledWindow, #GtkScrollbar, #GtkAdjustment for details.
  *
- * Return value: horizontal scroll adjustment
+ * Return value: (transfer none): horizontal scroll adjustment
  **/
 GtkAdjustment*
-gtk_layout_get_hadjustment (GtkLayout     *layout)
+gtk_layout_get_hadjustment (GtkLayout *layout)
 {
   g_return_val_if_fail (GTK_IS_LAYOUT (layout), NULL);
 
@@ -216,10 +216,10 @@ gtk_layout_get_hadjustment (GtkLayout     *layout)
  *
  * See #GtkScrolledWindow, #GtkScrollbar, #GtkAdjustment for details.
  *
- * Return value: vertical scroll adjustment
+ * Return value: (transfer none): vertical scroll adjustment
  **/
 GtkAdjustment*
-gtk_layout_get_vadjustment (GtkLayout     *layout)
+gtk_layout_get_vadjustment (GtkLayout *layout)
 {
   g_return_val_if_fail (GTK_IS_LAYOUT (layout), NULL);
 

gtk/gtkmain.c

@@ -2025,6 +2025,14 @@ gtk_grab_add (GtkWidget *widget)
     }
 }
 
+/**
+ * gtk_grab_get_current:
+ *
+ * Queries the current grab of the default window group.
+ *
+ * Return value: (transfer none): The widget which currently
+ *     has the grab or %NULL if no grab is active
+ */
 GtkWidget*
 gtk_grab_get_current (void)
 {
@@ -2382,7 +2390,7 @@ gtk_get_current_event_state (GdkModifierType *state)
  * If there is a current event and it has a device, return that
  * device, otherwise return %NULL.
  *
- * Returns: a #GdkDevice, or %NULL
+ * Returns: (transfer none): a #GdkDevice, or %NULL
  **/
 GdkDevice *
 gtk_get_current_event_device (void)
@@ -2401,7 +2409,8 @@ gtk_get_current_event_device (void)
  * returns %NULL, otherwise returns the widget that received the event
  * originally.
  * 
- * Return value: the widget that originally received @event, or %NULL
+ * Return value: (transfer none): the widget that originally
+ *     received @event, or %NULL
  **/
 GtkWidget*
 gtk_get_event_widget (GdkEvent *event)

gtk/gtkmenuitem.c

@@ -1220,10 +1220,10 @@ gtk_menu_item_set_submenu (GtkMenuItem *menu_item,
  * gtk_menu_item_get_submenu:
  * @menu_item: a #GtkMenuItem
  *
- * Gets the submenu underneath this menu item, if any. See
+ * Gets the submenu underneath this menu item, if any.
- * gtk_menu_item_set_submenu().
+ * See gtk_menu_item_set_submenu().
  *
- * Return value: submenu for this menu item, or %NULL if none.
+ * Return value: (transfer none): submenu for this menu item, or %NULL if none.
  **/
 GtkWidget *
 gtk_menu_item_get_submenu (GtkMenuItem *menu_item)

gtk/gtkmenutoolbutton.c

@@ -595,7 +595,8 @@ gtk_menu_tool_button_set_menu (GtkMenuToolButton *button,
  *
  * Gets the #GtkMenu associated with #GtkMenuToolButton.
  *
- * Return value: the #GtkMenu associated with #GtkMenuToolButton
+ * Return value: (transfer none): the #GtkMenu associated
+ *     with #GtkMenuToolButton
  *
  * Since: 2.6
  **/

gtk/gtkmessagedialog.c

@@ -740,7 +740,7 @@ gtk_message_dialog_set_image (GtkMessageDialog *dialog,
  *
  * Gets the dialog's image.
  *
- * Return value: the dialog's image
+ * Return value: (transfer none): the dialog's image
  *
  * Since: 2.14
  **/
@@ -894,12 +894,15 @@ gtk_message_dialog_format_secondary_markup (GtkMessageDialog *message_dialog,
  * gtk_message_dialog_get_message_area:
  * @message_dialog: a #GtkMessageDialog
  *
- * Return value: A #GtkVBox corresponding to the "message area" in the
+ * Returns the message area of the dialog. This is the box where the
- * @message_dialog.  This is the box where the dialog's primary and secondary
+ * dialog's primary and secondary labels are packed. You can add your
- * labels are packed.  You can add your own extra content to that box and it
+ * own extra content to that box and it will appear below those labels,
- * will appear below those labels, on the right side of the dialog's image (or
+ * on the right side of the dialog's image (or on the left for right-to-left
- * on the left for right-to-left languages).  See gtk_dialog_get_content_area()
+ * languages).  See gtk_dialog_get_content_area() for the corresponding
- * for the corresponding function in the parent #GtkDialog.
+ * function in the parent #GtkDialog.
+ *
+ * Return value: (transfer none): A #GtkVBox corresponding to the
+ *     "message area" in the @message_dialog.
  *
  * Since: 2.22
  **/

gtk/gtkmountoperation.c

@@ -1451,7 +1451,7 @@ gtk_mount_operation_set_parent (GtkMountOperation *op,
  *
  * Gets the transient parent used by the #GtkMountOperation
  *
- * Returns: the transient parent for windows shown by @op
+ * Returns: (transfer none): the transient parent for windows shown by @op
  *
  * Since: 2.14
  */
@@ -1504,7 +1504,7 @@ gtk_mount_operation_set_screen (GtkMountOperation *op,
  * Gets the screen on which windows of the #GtkMountOperation
  * will be shown.
  *
- * Returns: the screen on which windows of @op are shown
+ * Returns: (transfer none): the screen on which windows of @op are shown
  *
  * Since: 2.14
  */

gtk/gtknotebook.c

@@ -7350,9 +7350,9 @@ gtk_notebook_get_tab_label_text (GtkNotebook *notebook,
  *
  * Retrieves the menu label widget of the page containing @child.
  *
- * Return value: the menu label, or %NULL if the
+ * Return value: (transfer none): the menu label, or %NULL if the
- *               notebook page does not have a menu label other
+ *     notebook page does not have a menu label other than the
- *               than the default (the tab label).
+ *     default (the tab label).
  **/
 GtkWidget*
 gtk_notebook_get_menu_label (GtkNotebook *notebook,
@@ -7700,7 +7700,8 @@ gtk_notebook_set_group (GtkNotebook *notebook,
  *
  * Gets the current group identificator pointer for @notebook.
  *
- * Return Value: the group identificator, or %NULL if none is set.
+ * Return Value: (transfer none): the group identificator,
+ *     or %NULL if none is set.
  *
  * Since: 2.12
  **/
@@ -7871,8 +7872,8 @@ gtk_notebook_set_tab_detachable (GtkNotebook *notebook,
  *
  * Gets one of the action widgets. See gtk_notebook_set_action_widget().
  *
- * Returns: The action widget with the given @pack_type or
+ * Returns: (transfer none): The action widget with the given @pack_type
- *     %NULL when this action widget has not been set
+ *     or %NULL when this action widget has not been set
  *
  * Since: 2.20
  */

gtk/gtkoffscreenwindow.c

@@ -282,7 +282,8 @@ gtk_offscreen_window_new (void)
  * a #GdkPixmap.  If you need to keep this around over window
  * resizes then you should add a reference to it.
  *
- * Returns: A #GdkPixmap pointer to the offscreen pixmap, or %NULL.
+ * Returns: (transfer none): A #GdkPixmap pointer to the offscreen pixmap,
+ *     or %NULL.
  *
  * Since: 2.20
  */
@@ -303,7 +304,7 @@ gtk_offscreen_window_get_pixmap (GtkOffscreenWindow *offscreen)
  * and the application should unreference it once it is no longer
  * needed.
  *
- * Returns: A #GdkPixbuf pointer, or %NULL.
+ * Returns: (transfer full): A #GdkPixbuf pointer, or %NULL.
  *
  * Since: 2.20
  */

gtk/gtkpagesetup.c

@@ -101,7 +101,7 @@ gtk_page_setup_new (void)
  *
  * Copies a #GtkPageSetup.
  *
- * Return value: a copy of @other
+ * Return value: (transfer full): a copy of @other
  *
  * Since: 2.10
  */

gtk/gtkpaned.c

@@ -1639,7 +1639,7 @@ gtk_paned_set_position (GtkPaned *paned,
  * 
  * Obtains the first child of the paned widget.
  * 
- * Return value: first child, or %NULL if it is not set.
+ * Return value: (transfer none): first child, or %NULL if it is not set.
  *
  * Since: 2.4
  **/
@@ -1657,7 +1657,7 @@ gtk_paned_get_child1 (GtkPaned *paned)
  * 
  * Obtains the second child of the paned widget.
  * 
- * Return value: second child, or %NULL if it is not set.
+ * Return value: (transfer none): second child, or %NULL if it is not set.
  *
  * Since: 2.4
  **/
@@ -2359,7 +2359,7 @@ gtk_paned_toggle_handle_focus (GtkPaned *paned)
  * enables the callback to distinguish between the window
  * of the paned, a child and the handle.
  *
- * Return value: the paned's handle window.
+ * Return value: (transfer none): the paned's handle window.
  *
  * Since: 2.20
  **/

gtk/gtkplug.c

@@ -310,7 +310,7 @@ gtk_plug_get_embedded (GtkPlug *plug)
  *
  * Retrieves the socket the plug is embedded in.
  *
- * Return value: the window of the socket, or %NULL
+ * Return value: (transfer none): the window of the socket, or %NULL
  *
  * Since: 2.14
  **/
@@ -558,7 +558,7 @@ gtk_plug_new (GdkNativeWindow socket_id)
 
 /**
  * gtk_plug_new_for_display:
- * @display : the #GdkDisplay on which @socket_id is displayed
+ * @display: the #GdkDisplay on which @socket_id is displayed
  * @socket_id: the XID of the socket's window.
  * 
  * Create a new plug widget inside the #GtkSocket identified by socket_id.

gtk/gtkprintcontext.c

@@ -272,7 +272,7 @@ gtk_print_context_get_cairo_context (GtkPrintContext *context)
  * Obtains the #GtkPageSetup that determines the page
  * dimensions of the #GtkPrintContext.
  *
- * Return value: the page setup of @context
+ * Return value: (transfer none): the page setup of @context
  *
  * Since: 2.10
  */
@@ -443,7 +443,7 @@ _gtk_print_context_set_hard_margins (GtkPrintContext *context,
  * Returns a #PangoFontMap that is suitable for use
  * with the #GtkPrintContext.
  *
- * Return value: the font map of @context
+ * Return value: (transfer none): the font map of @context
  *
  * Since: 2.10
  */
@@ -462,7 +462,7 @@ gtk_print_context_get_pango_fontmap (GtkPrintContext *context)
  * Creates a new #PangoContext that can be used with the
  * #GtkPrintContext.
  *
- * Return value: a new Pango context for @context
+ * Return value: (transfer full): a new Pango context for @context
  * 
  * Since: 2.10
  */
@@ -496,7 +496,7 @@ gtk_print_context_create_pango_context (GtkPrintContext *context)
  * Creates a new #PangoLayout that is suitable for use
  * with the #GtkPrintContext.
  * 
- * Return value: a new Pango layout for @context
+ * Return value: (transfer full): a new Pango layout for @context
  *
  * Since: 2.10
  */

gtk/gtkprintoperation.c

@@ -1412,7 +1412,7 @@ gtk_print_operation_set_default_page_setup (GtkPrintOperation *op,
  * Returns the default page setup, see
  * gtk_print_operation_set_default_page_setup().
  *
- * Returns: the default page setup 
+ * Returns: (transfer none): the default page setup
  *
  * Since: 2.10
  */
@@ -1472,7 +1472,7 @@ gtk_print_operation_set_print_settings (GtkPrintOperation *op,
  * gtk_print_operation_set_print_settings() or
  * gtk_print_operation_run() have been called.
  *
- * Return value: the current print settings of @op.
+ * Return value: (transfer none): the current print settings of @op.
  *
  * Since: 2.10
  **/

gtk/gtkprintsettings.c

@@ -109,7 +109,7 @@ copy_hash_entry  (gpointer  key,
  *
  * Copies a #GtkPrintSettings object.
  *
- * Return value: a newly allocated copy of @other
+ * Return value: (transfer full): a newly allocated copy of @other
  *
  * Since: 2.10
  */
@@ -472,7 +472,7 @@ gtk_print_settings_set_int (GtkPrintSettings *settings,
 /**
  * gtk_print_settings_foreach:
  * @settings: a #GtkPrintSettings
- * @func: (scope call) the function to call
+ * @func: (scope call): the function to call
  * @user_data: user data for @func
  *
  * Calls @func for each key-value pair of @settings.
@@ -1409,8 +1409,8 @@ gtk_print_settings_set_print_pages (GtkPrintSettings *settings,
  *
  * Gets the value of %GTK_PRINT_SETTINGS_PAGE_RANGES.
  *
- * Return value: an array of #GtkPageRange<!-- -->s. Use g_free()
+ * Return value: (transfer full): an array of #GtkPageRange<!-- -->s.
- *   to free the array when it is no longer needed. 
+ *     Use g_free() to free the array when it is no longer needed.
  *
  * Since: 2.10
  */

gtk/gtkradiobutton.c

@@ -408,7 +408,7 @@ gtk_radio_button_join_group (GtkRadioButton *radio_button,
  * Creates a new #GtkRadioButton. To be of any practical value, a widget should
  * then be packed into the radio button.
  *
- * Returns: a new radio button.
+ * Returns: a new radio button
  */
 GtkWidget*
 gtk_radio_button_new (GSList *group)
@@ -431,7 +431,7 @@ gtk_radio_button_new (GSList *group)
  *
  * Creates a new #GtkRadioButton with a text label.
  *
- * Returns: a new radio button.
+ * Returns: (transfer full): a new radio button.
  */
 GtkWidget*
 gtk_radio_button_new_with_label (GSList      *group,
@@ -453,13 +453,14 @@ gtk_radio_button_new_with_label (GSList      *group,
  * @group: the radio button group
  * @label: the text of the button, with an underscore in front of the
  *         mnemonic character
- * @returns: a new #GtkRadioButton
  *
  * Creates a new #GtkRadioButton containing a label, adding it to the same
  * group as @group. The label will be created using
  * gtk_label_new_with_mnemonic(), so underscores in @label indicate the
  * mnemonic for the button.
- **/
+ *
+ * Returns: (transfer full): a new #GtkRadioButton
+ */
 GtkWidget*
 gtk_radio_button_new_with_mnemonic (GSList      *group,
 				    const gchar *label)
@@ -481,10 +482,11 @@ gtk_radio_button_new_with_mnemonic (GSList      *group,
  * gtk_radio_button_new_from_widget:
  * @radio_group_member: an existing #GtkRadioButton.
  *
- * Creates a new #GtkRadioButton, adding it to the same group as @radio_group_member.
+ * Creates a new #GtkRadioButton, adding it to the same group as
- * As with gtk_radio_button_new(), a widget should be packed into the radio button.
+ * @radio_group_member. As with gtk_radio_button_new(), a widget
+ * should be packed into the radio button.
  *
- * Returns: a new radio button.
+ * Returns: (transfer full): a new radio button.
  */
 GtkWidget*
 gtk_radio_button_new_from_widget (GtkRadioButton *radio_group_member)
@@ -500,10 +502,10 @@ gtk_radio_button_new_from_widget (GtkRadioButton *radio_group_member)
  * @radio_group_member: widget to get radio group from or %NULL
  * @label: a text string to display next to the radio button.
  *
- * Creates a new #GtkRadioButton with a text label, adding it to the same group
+ * Creates a new #GtkRadioButton with a text label, adding it to
- * as @radio_group_member.
+ * the same group as @radio_group_member.
  *
- * Returns: a new radio button.
+ * Returns: (transfer none): a new radio button.
  */
 GtkWidget*
 gtk_radio_button_new_with_label_from_widget (GtkRadioButton *radio_group_member,
@@ -520,11 +522,12 @@ gtk_radio_button_new_with_label_from_widget (GtkRadioButton *radio_group_member,
  * @radio_group_member: (allow-none): widget to get radio group from or %NULL
  * @label: the text of the button, with an underscore in front of the
  *         mnemonic character
- * @returns: a new #GtkRadioButton
  *
  * Creates a new #GtkRadioButton containing a label. The label
  * will be created using gtk_label_new_with_mnemonic(), so underscores
  * in @label indicate the mnemonic for the button.
+ *
+ * Returns: (transfer full): a new #GtkRadioButton
  **/
 GtkWidget*
 gtk_radio_button_new_with_mnemonic_from_widget (GtkRadioButton *radio_group_member,

gtk/gtkradiomenuitem.c

@@ -251,7 +251,7 @@ gtk_radio_menu_item_new_with_mnemonic (GSList *group,
  *
  * Creates a new #GtkRadioMenuItem adding it to the same group as @group.
  *
- * Return value: The new #GtkRadioMenuItem
+ * Return value: (transfer full): The new #GtkRadioMenuItem
  *
  * Since: 2.4
  **/
@@ -280,7 +280,7 @@ gtk_radio_menu_item_new_from_widget (GtkRadioMenuItem *group)
  *
  * The new #GtkRadioMenuItem is added to the same group as @group.
  *
- * Return value: The new #GtkRadioMenuItem
+ * Return value: (transfer full): The new #GtkRadioMenuItem
  *
  * Since: 2.4
  **/
@@ -306,7 +306,7 @@ gtk_radio_menu_item_new_with_mnemonic_from_widget (GtkRadioMenuItem *group,
  * Creates a new GtkRadioMenuItem whose child is a simple GtkLabel.
  * The new #GtkRadioMenuItem is added to the same group as @group.
  *
- * Return value: The new #GtkRadioMenuItem
+ * Return value: (transfer full): The new #GtkRadioMenuItem
  *
  * Since: 2.4
  **/
@@ -324,6 +324,15 @@ gtk_radio_menu_item_new_with_label_from_widget (GtkRadioMenuItem *group,
   return gtk_radio_menu_item_new_with_label (list, label);
 }
 
+/**
+ * gtk_radio_menu_item_get_group:
+ * @radio_menu_item: a #GtkRadioMenuItem
+ *
+ * Returns the group to which the radio menu item belongs, as a #GList of
+ * #GtkRadioMenuItem. The list belongs to GTK+ and should not be freed.
+ *
+ * Returns: (transfer none): the group of @radio_menu_item
+ */
 GSList*
 gtk_radio_menu_item_get_group (GtkRadioMenuItem *radio_menu_item)
 {

gtk/gtkradiotoolbutton.c

@@ -167,7 +167,7 @@ gtk_radio_tool_button_new_from_stock (GSList      *group,
  *
  * Creates a new #GtkRadioToolButton adding it to the same group as @gruup
  *
- * Return value: The new #GtkRadioToolButton
+ * Return value: (transfer full): The new #GtkRadioToolButton
  *
  * Since: 2.4
  **/
@@ -193,7 +193,7 @@ gtk_radio_tool_button_new_from_widget (GtkRadioToolButton *group)
  * The new #GtkRadioToolButton will contain an icon and label from the
  * stock item indicated by @stock_id.
  *
- * Return value: A new #GtkRadioToolButton
+ * Return value: (transfer full): A new #GtkRadioToolButton
  *
  * Since: 2.4
  **/
@@ -223,10 +223,10 @@ get_radio_button (GtkRadioToolButton *button)
  *
  * Returns the radio button group @button belongs to.
  *
- * Return value: The group @button belongs to.
+ * Return value: (transfer none): The group @button belongs to.
  *
  * Since: 2.4
- **/
+ */
 GSList *
 gtk_radio_tool_button_get_group (GtkRadioToolButton *button)
 {

gtk/gtkrange.c

@@ -737,7 +737,7 @@ gtk_range_init (GtkRange *range)
  * The return value does not have a reference added, so should not
  * be unreferenced.
  * 
- * Return value: a #GtkAdjustment
+ * Return value: (transfer none): a #GtkAdjustment
  **/
 GtkAdjustment*
 gtk_range_get_adjustment (GtkRange *range)
@@ -1479,7 +1479,7 @@ gtk_range_set_fill_level (GtkRange *range,
 
 /**
  * gtk_range_get_fill_level:
- * @range : A #GtkRange
+ * @range: A #GtkRange
  *
  * Gets the current position of the fill level indicator.
  *

gtk/gtkrc.c

@@ -605,9 +605,9 @@ gtk_rc_set_default_files (gchar **filenames)
  * Retrieves the current list of RC files that will be parsed
  * at the end of gtk_init().
  *
- * Return value: A %NULL-terminated array of filenames. This memory
+ * Return value: (transfer none): A %NULL-terminated array of filenames.
- * is owned by GTK+ and must not be freed by the application.
+ *     This memory is owned by GTK+ and must not be freed by the application.
- * If you want to store this information, you should make a copy.
+ *     If you want to store this information, you should make a copy.
  **/
 gchar **
 gtk_rc_get_default_files (void)
@@ -1265,7 +1265,7 @@ gtk_rc_style_new (void)
  * will correctly copy an RC style that is a member of a class
  * derived from #GtkRcStyle.
  *
- * Return value: the resulting #GtkRcStyle
+ * Return value: (transfer full): the resulting #GtkRcStyle
  **/
 GtkRcStyle *
 gtk_rc_style_copy (GtkRcStyle *orig)
@@ -2061,12 +2061,12 @@ gtk_rc_get_style (GtkWidget *widget)
 /**
  * gtk_rc_get_style_by_paths:
  * @settings: a #GtkSettings object
- * @widget_path: (allow-none): the widget path to use when looking up the style, or %NULL
+ * @widget_path: (allow-none): the widget path to use when looking up the
- *               if no matching against the widget path should be done
+ *     style, or %NULL if no matching against the widget path should be done
- * @class_path: (allow-none): the class path to use when looking up the style, or %NULL
+ * @class_path: (allow-none): the class path to use when looking up the style,
- *               if no matching against the class path should be done.
+ *     or %NULL if no matching against the class path should be done.
  * @type: a type that will be used along with parent types of this type
- *        when matching against class styles, or #G_TYPE_NONE
+ *     when matching against class styles, or #G_TYPE_NONE
  *
  * Creates up a #GtkStyle from styles defined in a RC file by providing
  * the raw components used in matching. This function may be useful
@@ -2083,11 +2083,11 @@ gtk_rc_get_style (GtkWidget *widget)
  *                             G_OBJECT_TYPE (widget));
  * ]|
  * 
- * Return value: A style created by matching with the supplied paths,
+ * Return value: (transfer none): A style created by matching with the
- *   or %NULL if nothing matching was specified and the default style should
+ *     supplied paths, or %NULL if nothing matching was specified and the
- *   be used. The returned value is owned by GTK+ as part of an internal cache,
+ *     default style should be used. The returned value is owned by GTK+
- *   so you must call g_object_ref() on the returned value if you want to
+ *     as part of an internal cache, so you must call g_object_ref() on
- *   keep a reference to it.
+ *     the returned value if you want to keep a reference to it.
  **/
 GtkStyle *
 gtk_rc_get_style_by_paths (GtkSettings *settings,

gtk/gtkrecentchooser.c

@@ -859,8 +859,8 @@ gtk_recent_chooser_get_items (GtkRecentChooser *chooser)
  *
  * Since the returned array is %NULL terminated, @length may be %NULL.
  * 
- * Return value: A newly allocated, %NULL terminated array of strings. Use
+ * Return value: (transfer full): A newly allocated, %NULL-terminated array
- *   g_strfreev() to free it.
+ *     of strings. Use g_strfreev() to free it.
  *
  * Since: 2.10
  */
@@ -990,7 +990,7 @@ gtk_recent_chooser_set_filter (GtkRecentChooser *chooser,
  * Gets the #GtkRecentFilter object currently used by @chooser to affect
  * the display of the recently used resources.
  *
- * Return value: a #GtkRecentFilter object.
+ * Return value: (transfer none): a #GtkRecentFilter object.
  *
  * Since: 2.10
  */

gtk/gtkrecentchooser.h

@@ -124,8 +124,8 @@ struct _GtkRecentChooserIface
   GSList *          (* list_filters)       (GtkRecentChooser  *chooser);
   void              (* set_sort_func)      (GtkRecentChooser  *chooser,
   					    GtkRecentSortFunc  sort_func,
-  					    gpointer           data,
+  					    gpointer           sort_data,
-  					    GDestroyNotify     destroy);
+  					    GDestroyNotify     data_destroy);
 
   /*
    * Signals

gtk/gtkrecentmanager.c

@@ -1730,8 +1730,9 @@ gtk_recent_info_get_application_info (GtkRecentInfo  *info,
  *
  * Retrieves the list of applications that have registered this resource.
  *
- * Return value: (array length=length zero-terminated=1): a newly allocated
+ * Return value: (array length=length zero-terminated=1) (transfer full):
- *  %NULL-terminated array of strings. Use g_strfreev() to free it.
+ *     a newly allocated %NULL-terminated array of strings.
+ *     Use g_strfreev() to free it.
  *
  * Since: 2.10
  */
@@ -1890,8 +1891,8 @@ get_icon_fallback (const gchar *icon_name,
  *
  * Retrieves the icon of size @size associated to the resource MIME type.
  *
- * Return value: a #GdkPixbuf containing the icon, or %NULL. Use
+ * Return value: (transfer full): a #GdkPixbuf containing the icon,
- *   g_object_unref() when finished using the icon.
+ *     or %NULL. Use g_object_unref() when finished using the icon.
  *
  * Since: 2.10
  */
@@ -2227,8 +2228,9 @@ gtk_recent_info_get_age (GtkRecentInfo *info)
  * array of returned group names will be %NULL terminated, so length might
  * optionally be %NULL.
  *
- * Return value:  (array length=length zero-terminated=1): a newly allocated
+ * Return value:  (array length=length zero-terminated=1) (transfer full):
- * %NULL terminated array of strings.  Use g_strfreev() to free it.
+ *     a newly allocated %NULL terminated array of strings.
+ *     Use g_strfreev() to free it.
  *
  * Since: 2.10
  */

gtk/gtkscale.c

@@ -1329,12 +1329,12 @@ gtk_scale_finalize (GObject *object)
  * gtk_scale_get_layout:
  * @scale: A #GtkScale
  *
- * Gets the #PangoLayout used to display the scale. 
+ * Gets the #PangoLayout used to display the scale. The returned
- * The returned object is owned by the scale so does 
+ * object is owned by the scale so does not need to be freed by
- * not need to be freed by the caller. 
+ * the caller.
  *
- * Return value: the #PangoLayout for this scale, or %NULL 
+ * Return value: (transfer none): the #PangoLayout for this scale,
- *    if the #GtkScale:draw-value property is %FALSE.
+ *     or %NULL if the #GtkScale:draw-value property is %FALSE.
  *
  * Since: 2.4
  */

gtk/gtkscalebutton.c

@@ -676,7 +676,7 @@ gtk_scale_button_set_icons (GtkScaleButton  *button,
  * Gets the #GtkAdjustment associated with the #GtkScaleButton's scale.
  * See gtk_range_get_adjustment() for details.
  *
- * Returns: the adjustment associated with the scale
+ * Returns: (transfer none): the adjustment associated with the scale
  *
  * Since: 2.12
  */
@@ -728,7 +728,7 @@ gtk_scale_button_set_adjustment	(GtkScaleButton *button,
  *
  * Retrieves the plus button of the #GtkScaleButton.
  *
- * Returns: the plus button of the #GtkScaleButton.
+ * Returns: (transfer none): the plus button of the #GtkScaleButton
  *
  * Since: 2.14
  */
@@ -746,7 +746,7 @@ gtk_scale_button_get_plus_button (GtkScaleButton *button)
  *
  * Retrieves the minus button of the #GtkScaleButton.
  *
- * Returns: the minus button of the #GtkScaleButton.
+ * Returns: (transfer none): the minus button of the #GtkScaleButton
  *
  * Since: 2.14
  */
@@ -764,7 +764,7 @@ gtk_scale_button_get_minus_button (GtkScaleButton *button)
  *
  * Retrieves the popup of the #GtkScaleButton.
  *
- * Returns: the popup of the #GtkScaleButton
+ * Returns: (transfer none): the popup of the #GtkScaleButton
  *
  * Since: 2.14
  */

gtk/gtkscrolledwindow.c

@@ -581,7 +581,7 @@ gtk_scrolled_window_set_vadjustment (GtkScrolledWindow *scrolled_window,
  * horizontal scrollbar to the child widget's horizontal scroll
  * functionality.
  *
- * Returns: the horizontal #GtkAdjustment
+ * Returns: (transfer none): the horizontal #GtkAdjustment
  */
 GtkAdjustment*
 gtk_scrolled_window_get_hadjustment (GtkScrolledWindow *scrolled_window)
@@ -602,10 +602,9 @@ gtk_scrolled_window_get_hadjustment (GtkScrolledWindow *scrolled_window)
  * @scrolled_window: a #GtkScrolledWindow
  * 
  * Returns the vertical scrollbar's adjustment, used to connect the
- * vertical scrollbar to the child widget's vertical scroll
+ * vertical scrollbar to the child widget's vertical scroll functionality.
- * functionality.
  * 
- * Returns: the vertical #GtkAdjustment
+ * Returns: (transfer none): the vertical #GtkAdjustment
  */
 GtkAdjustment*
 gtk_scrolled_window_get_vadjustment (GtkScrolledWindow *scrolled_window)
@@ -627,8 +626,8 @@ gtk_scrolled_window_get_vadjustment (GtkScrolledWindow *scrolled_window)
  *
  * Returns the horizontal scrollbar of @scrolled_window.
  *
- * Returns: the horizontal scrollbar of the scrolled window, or 
+ * Returns: (transfer none): the horizontal scrollbar of the scrolled window,
- *  %NULL if it does not have one.
+ *     or %NULL if it does not have one.
  *
  * Since: 2.8
  */
@@ -646,8 +645,8 @@ gtk_scrolled_window_get_hscrollbar (GtkScrolledWindow *scrolled_window)
  * 
  * Returns the vertical scrollbar of @scrolled_window.
  *
- * Returns: the vertical scrollbar of the scrolled window, or
+ * Returns: (transfer none): the vertical scrollbar of the scrolled window,
- *  %NULL if it does not have one.
+ *     or %NULL if it does not have one.
  *
  * Since: 2.8
  */

gtk/gtkselection.c

@@ -1224,7 +1224,7 @@ gtk_selection_data_get_length (GtkSelectionData *selection_data)
  *
  * Retrieves the display of the selection.
  *
- * Returns: the display of the selection.
+ * Returns: (transfer none): the display of the selection.
  *
  * Since: 2.14
  **/
@@ -1657,7 +1657,7 @@ gtk_selection_data_set_pixbuf (GtkSelectionData *selection_data,
  * 
  * Gets the contents of the selection data as a #GdkPixbuf.
  * 
- * Return value: if the selection data contained a recognized
+ * Return value: (transfer full): if the selection data contained a recognized
  *   image type and it could be converted to a #GdkPixbuf, a 
  *   newly allocated pixbuf is returned, otherwise %NULL.
  *   If the result is non-%NULL it must be freed with g_object_unref().

gtk/gtksettings.c

@@ -1066,11 +1066,11 @@ gtk_settings_finalize (GObject *object)
 
 /**
  * gtk_settings_get_for_screen:
- * @screen : a #GdkScreen.
+ * @screen: a #GdkScreen.
  *
  * Gets the #GtkSettings object for @screen, creating it if necessary.
  *
- * Return value: a #GtkSettings object.
+ * Return value: (transfer none): a #GtkSettings object.
  *
  * Since: 2.2
  */

gtk/gtksocket.c

@@ -349,7 +349,7 @@ gtk_socket_get_id (GtkSocket *socket)
  * Retrieves the window of the plug. Use this to check if the plug has
  * been created inside of the socket.
  *
- * Return value: the window of the plug if available, or %NULL
+ * Return value: (transfer none): the window of the plug if available, or %NULL
  *
  * Since:  2.14
  **/

gtk/gtkspinbutton.c

@@ -1886,7 +1886,7 @@ gtk_spin_button_set_adjustment (GtkSpinButton *spin_button,
  * 
  * Get the adjustment associated with a #GtkSpinButton
  * 
- * Return value: the #GtkAdjustment of @spin_button
+ * Return value: (transfer none): the #GtkAdjustment of @spin_button
  **/
 GtkAdjustment *
 gtk_spin_button_get_adjustment (GtkSpinButton *spin_button)

gtk/gtkstatusbar.c

@@ -674,7 +674,7 @@ gtk_statusbar_get_has_resize_grip (GtkStatusbar *statusbar)
  *
  * Retrieves the box containing the label widget.
  *
- * Returns: a #GtkBox
+ * Returns: (transfer none): a #GtkBox
  *
  * Since: 2.20
  */

gtk/gtkstatusicon.c

@@ -2024,7 +2024,8 @@ gtk_status_icon_get_storage_type (GtkStatusIcon *status_icon)
  * The caller of this function does not own a reference to the
  * returned pixbuf.
  * 
- * Return value: the displayed pixbuf, or %NULL if the image is empty.
+ * Return value: (transfer none): the displayed pixbuf,
+ *     or %NULL if the image is empty.
  *
  * Since: 2.10
  **/
@@ -2123,7 +2124,7 @@ gtk_status_icon_get_icon_name (GtkStatusIcon *status_icon)
  *
  * If this function fails, @icon is left unchanged;
  *
- * Returns: the displayed icon, or %NULL if the image is empty
+ * Returns: (transfer none): the displayed icon, or %NULL if the image is empty
  *
  * Since: 2.14
  **/
@@ -2198,7 +2199,7 @@ gtk_status_icon_set_screen (GtkStatusIcon *status_icon,
  *
  * Returns the #GdkScreen associated with @status_icon.
  *
- * Return value: a #GdkScreen.
+ * Return value: (transfer none): a #GdkScreen.
  *
  * Since: 2.12
  */

gtk/gtkstyle.c

@@ -621,7 +621,7 @@ gtk_style_finalize (GObject *object)
  *
  * Creates a copy of the passed in #GtkStyle object.
  *
- * Returns: a copy of @style
+ * Returns: (transfer full): a copy of @style
  */
 GtkStyle*
 gtk_style_copy (GtkStyle *style)
@@ -1370,11 +1370,13 @@ gtk_style_real_set_background (GtkStyle    *style,
  *     don't scale.
  * @widget: (allow-none): the widget
  * @detail: (allow-none): a style detail
- * @returns: a newly-created #GdkPixbuf containing the rendered icon
  *
  * Renders the icon specified by @source at the given @size
  * according to the given parameters and returns the result in a
  * pixbuf.
+ *
+ * Return value: (transfer full): a newly-created #GdkPixbuf
+ *     containing the rendered icon
  */
 GdkPixbuf *
 gtk_style_render_icon (GtkStyle            *style,

gtk/gtktextbuffer.c

@@ -1986,7 +1986,7 @@ gtk_text_buffer_insert_child_anchor (GtkTextBuffer      *buffer,
  * owned by the buffer; no reference count is returned to
  * the caller of gtk_text_buffer_create_child_anchor().
  * 
- * Return value: the created child anchor
+ * Return value: (transfer none): the created child anchor
  **/
 GtkTextChildAnchor*
 gtk_text_buffer_create_child_anchor (GtkTextBuffer *buffer,
@@ -2457,7 +2457,6 @@ gtk_text_buffer_select_range (GtkTextBuffer     *buffer,
  * @first_property_name: (allow-none): name of first property to set, or %NULL
  * @Varargs: %NULL-terminated list of property names and values
  *
- *
  * Creates a tag and adds it to the tag table for @buffer.
  * Equivalent to calling gtk_text_tag_new() and then adding the
  * tag to the buffer's tag table. The returned tag is owned by
@@ -2471,8 +2470,8 @@ gtk_text_buffer_select_range (GtkTextBuffer     *buffer,
  * The @first_property_name argument and subsequent arguments are a list
  * of properties to set on the tag, as with g_object_set().
  *
- * Return value: a new tag
+ * Return value: (transfer none): a new tag
- **/
+ */
 GtkTextTag*
 gtk_text_buffer_create_tag (GtkTextBuffer *buffer,
                             const gchar   *tag_name,
@@ -3763,10 +3762,10 @@ remove_all_selection_clipboards (GtkTextBuffer *buffer)
  *                     at the cursor
  * @default_editable: whether the buffer is editable by default
  *
- * Pastes the contents of a clipboard at the insertion point, or at
+ * Pastes the contents of a clipboard at the insertion point, or
- * @override_location. (Note: pasting is asynchronous, that is, we'll 
+ * at @override_location. (Note: pasting is asynchronous, that is,
- * ask for the paste data and return, and at some point later after 
+ * we'll ask for the paste data and return, and at some point later
- * the main loop runs, the paste data will be inserted.)
+ * after the main loop runs, the paste data will be inserted.)
  **/
 void
 gtk_text_buffer_paste_clipboard (GtkTextBuffer *buffer,

gtk/gtktextiter.c

@@ -1005,7 +1005,7 @@ gtk_text_iter_get_pixbuf (const GtkTextIter *iter)
  * anchor is returned (with no new reference count added). Otherwise,
  * %NULL is returned.
  *
- * Return value: the anchor at @iter
+ * Return value: (transfer none): the anchor at @iter
  **/
 GtkTextChildAnchor*
 gtk_text_iter_get_child_anchor (const GtkTextIter *iter)
@@ -3242,7 +3242,7 @@ gtk_text_iter_forward_word_ends (GtkTextIter      *iter,
 }
 
 /**
- * gtk_text_iter_backward_word_starts
+ * gtk_text_iter_backward_word_starts:
  * @iter: a #GtkTextIter
  * @count: number of times to move
  * 
@@ -3320,7 +3320,7 @@ gtk_text_iter_forward_visible_word_ends (GtkTextIter *iter,
 }
 
 /**
- * gtk_text_iter_backward_visible_word_starts
+ * gtk_text_iter_backward_visible_word_starts:
  * @iter: a #GtkTextIter
  * @count: number of times to move
  * 
@@ -4309,7 +4309,7 @@ matches_pred (GtkTextIter *iter,
 /**
  * gtk_text_iter_forward_find_char:
  * @iter: a #GtkTextIter
- * @pred: a function to be called on each character
+ * @pred: (scope call): a function to be called on each character
  * @user_data: user data for @pred
  * @limit: (allow-none): search limit, or %NULL for none 
  * 
@@ -4347,7 +4347,7 @@ gtk_text_iter_forward_find_char (GtkTextIter         *iter,
 /**
  * gtk_text_iter_backward_find_char:
  * @iter: a #GtkTextIter
- * @pred: function to be called on each character
+ * @pred: (scope call): function to be called on each character
  * @user_data: user data for @pred
  * @limit: (allow-none): search limit, or %NULL for none
  * 

gtk/gtktexttagtable.c

@@ -402,7 +402,7 @@ list_foreach (gpointer data, gpointer user_data)
 /**
  * gtk_text_tag_table_foreach:
  * @table: a #GtkTextTagTable
- * @func: a function to call on each tag
+ * @func: (scope call): a function to call on each tag
  * @data: user data
  *
  * Calls @func on each tag in @table, with user data @data.

gtk/gtktoolbar.c

@@ -2927,8 +2927,8 @@ gtk_toolbar_get_n_items (GtkToolbar *toolbar)
  * Returns the @n<!-- -->'th item on @toolbar, or %NULL if the
  * toolbar does not contain an @n<!-- -->'th item.
  *
- * Return value: The @n<!-- -->'th #GtkToolItem on @toolbar, or %NULL if there
+ * Return value: (transfer none): The @n<!-- -->'th #GtkToolItem on @toolbar,
- * isn't an @n<!-- -->'th item.
+ *     or %NULL if there isn't an @n<!-- -->'th item.
  *
  * Since: 2.4
  **/

gtk/gtktoolbutton.c

@@ -1270,10 +1270,11 @@ gtk_tool_button_set_label_widget (GtkToolButton *button,
  * gtk_tool_button_get_label_widget:
  * @button: a #GtkToolButton
  *
- * Returns the widget used as label on @button. See
+ * Returns the widget used as label on @button.
- * gtk_tool_button_set_label_widget().
+ * See gtk_tool_button_set_label_widget().
  *
- * Return value: The widget used as label on @button, or %NULL.
+ * Return value: (transfer none): The widget used as label
+ *     on @button, or %NULL.
  *
  * Since: 2.4
  **/
@@ -1289,10 +1290,11 @@ gtk_tool_button_get_label_widget (GtkToolButton *button)
  * gtk_tool_button_get_icon_widget:
  * @button: a #GtkToolButton
  *
- * Return the widget used as icon widget on @button. See
+ * Return the widget used as icon widget on @button.
- * gtk_tool_button_set_icon_widget().
+ * See gtk_tool_button_set_icon_widget().
  *
- * Return value: The widget used as icon on @button, or %NULL.
+ * Return value: (transfer none): The widget used as icon
+ *     on @button, or %NULL.
  *
  * Since: 2.4
  **/

gtk/gtktoolitem.c

@@ -893,10 +893,11 @@ gtk_tool_item_get_text_orientation (GtkToolItem *tool_item)
  * gtk_tool_item_get_text_size_group:
  * @tool_item: a #GtkToolItem
  *
- * Returns the size group used for labels in @tool_item. Custom subclasses of
+ * Returns the size group used for labels in @tool_item.
- * #GtkToolItem should call this function and use the size group for labels.
+ * Custom subclasses of #GtkToolItem should call this function
+ * and use the size group for labels.
  *
- * Return value: a #GtkSizeGroup
+ * Return value: (transfer none): a #GtkSizeGroup
  *
  * Since: 2.20
  */
@@ -1294,13 +1295,14 @@ gtk_tool_item_retrieve_proxy_menu_item (GtkToolItem *tool_item)
  * If @menu_item_id matches the string passed to
  * gtk_tool_item_set_proxy_menu_item() return the corresponding #GtkMenuItem.
  *
- * Custom subclasses of #GtkToolItem should use this function to update
+ * Custom subclasses of #GtkToolItem should use this function to
- * their menu item when the #GtkToolItem changes. That the
+ * update their menu item when the #GtkToolItem changes. That the
- * @menu_item_id<!-- -->s must match ensures that a #GtkToolItem will not
+ * @menu_item_id<!-- -->s must match ensures that a #GtkToolItem
- * inadvertently change a menu item that they did not create.
+ * will not inadvertently change a menu item that they did not create.
  *
- * Return value: The #GtkMenuItem passed to
+ * Return value: (transfer none): The #GtkMenuItem passed to
- * gtk_tool_item_set_proxy_menu_item(), if the @menu_item_id<!-- -->s match.
+ *     gtk_tool_item_set_proxy_menu_item(), if the @menu_item_id<!-- -->s
+ *     match.
  *
  * Since: 2.4
  **/

gtk/gtktoolitemgroup.c

@@ -1994,7 +1994,7 @@ gtk_tool_item_group_get_label (GtkToolItemGroup *group)
  * Gets the label widget of @group.
  * See gtk_tool_item_group_set_label_widget().
  *
- * Returns: the label widget of @group
+ * Returns: (transfer none): the label widget of @group
  *
  * Since: 2.20
  */
@@ -2199,7 +2199,7 @@ gtk_tool_item_group_get_n_items (GtkToolItemGroup *group)
  *
  * Gets the tool item at @index in group.
  *
- * Returns: the #GtkToolItem at index
+ * Returns: (transfer none): the #GtkToolItem at index
  *
  * Since: 2.20
  */
@@ -2224,7 +2224,7 @@ gtk_tool_item_group_get_nth_item (GtkToolItemGroup *group,
  *
  * Gets the tool item at position (x, y).
  *
- * Returns: the #GtkToolItem at position (x, y)
+ * Returns: (transfer none): the #GtkToolItem at position (x, y)
  *
  * Since: 2.20
  */

gtk/gtktreemodel.c

@@ -1611,7 +1611,7 @@ gtk_tree_model_foreach_helper (GtkTreeModel            *model,
 /**
  * gtk_tree_model_foreach:
  * @model: A #GtkTreeModel
- * @func: A function to be called on each row
+ * @func: (scope call): A function to be called on each row
  * @user_data: User data to passed to func.
  *
  * Calls func on each node in model in a depth-first fashion.
@@ -2020,7 +2020,7 @@ gtk_tree_row_reference_get_path (GtkTreeRowReference *reference)
  *
  * Returns the model that the row reference is monitoring.
  *
- * Return value: the model
+ * Return value: (transfer none): the model
  *
  * Since: 2.8
  */

gtk/gtktreemodelfilter.c

@@ -2994,7 +2994,7 @@ gtk_tree_model_filter_set_root (GtkTreeModelFilter *filter,
  * Creates a new #GtkTreeModel, with @child_model as the child_model
  * and @root as the virtual root.
  *
- * Return value: A new #GtkTreeModel.
+ * Return value: (transfer full): A new #GtkTreeModel.
  *
  * Since: 2.4
  */
@@ -3028,7 +3028,7 @@ gtk_tree_model_filter_new (GtkTreeModel *child_model,
  *
  * Returns a pointer to the child model of @filter.
  *
- * Return value: A pointer to a #GtkTreeModel.
+ * Return value: (transfer none): A pointer to a #GtkTreeModel.
  *
  * Since: 2.4
  */

gtk/gtktreemodelsort.c

@@ -324,10 +324,10 @@ gtk_tree_model_sort_drag_source_init (GtkTreeDragSourceIface *iface)
  *
  * Creates a new #GtkTreeModel, with @child_model as the child model.
  *
- * Return value: A new #GtkTreeModel.
+ * Return value: (transfer full): A new #GtkTreeModel.
  */
 GtkTreeModel *
-gtk_tree_model_sort_new_with_model (GtkTreeModel      *child_model)
+gtk_tree_model_sort_new_with_model (GtkTreeModel *child_model)
 {
   GtkTreeModel *retval;
 
@@ -1989,7 +1989,7 @@ gtk_tree_model_sort_set_model (GtkTreeModelSort *tree_model_sort,
  *
  * Returns the model the #GtkTreeModelSort is sorting.
  *
- * Return value: the "child model" being sorted
+ * Return value: (transfer none): the "child model" being sorted
  **/
 GtkTreeModel *
 gtk_tree_model_sort_get_model (GtkTreeModelSort *tree_model)

gtk/gtktreesortable.h

@@ -67,12 +67,12 @@ struct _GtkTreeSortableIface
 				      GtkSortType             order);
   void     (* set_sort_func)         (GtkTreeSortable        *sortable,
 				      gint                    sort_column_id,
-				      GtkTreeIterCompareFunc  func,
+				      GtkTreeIterCompareFunc  sort_func,
-				      gpointer                data,
+				      gpointer                user_data,
 				      GDestroyNotify          destroy);
   void     (* set_default_sort_func) (GtkTreeSortable        *sortable,
-				      GtkTreeIterCompareFunc  func,
+				      GtkTreeIterCompareFunc  sort_func,
-				      gpointer                data,
+				      gpointer                user_data,
 				      GDestroyNotify          destroy);
   gboolean (* has_default_sort_func) (GtkTreeSortable        *sortable);
 };

gtk/gtktreeview.c

@@ -10967,8 +10967,8 @@ gtk_tree_view_get_selection (GtkTreeView *tree_view)
  *
  * Gets the #GtkAdjustment currently being used for the horizontal aspect.
  *
- * Return value: A #GtkAdjustment object, or %NULL if none is currently being
+ * Return value: (transfer none): A #GtkAdjustment object, or %NULL
- * used.
+ *     if none is currently being used.
  **/
 GtkAdjustment *
 gtk_tree_view_get_hadjustment (GtkTreeView *tree_view)
@@ -11007,8 +11007,8 @@ gtk_tree_view_set_hadjustment (GtkTreeView   *tree_view,
  *
  * Gets the #GtkAdjustment currently being used for the vertical aspect.
  *
- * Return value: A #GtkAdjustment object, or %NULL if none is currently being
+ * Return value: (transfer none): A #GtkAdjustment object, or %NULL
- * used.
+ *     if none is currently being used.
  **/
 GtkAdjustment *
 gtk_tree_view_get_vadjustment (GtkTreeView *tree_view)
@@ -11516,8 +11516,8 @@ gtk_tree_view_insert_column_with_data_func  (GtkTreeView               *tree_vie
  *
  * Gets the #GtkTreeViewColumn at the given position in the #tree_view.
  *
- * Return value: The #GtkTreeViewColumn, or %NULL if the position is outside the
+ * Return value: (transfer none): The #GtkTreeViewColumn, or %NULL if the
- * range of columns.
+ *     position is outside the range of columns.
  **/
 GtkTreeViewColumn *
 gtk_tree_view_get_column (GtkTreeView *tree_view,
@@ -11649,10 +11649,10 @@ gtk_tree_view_set_expander_column (GtkTreeView       *tree_view,
  * gtk_tree_view_get_expander_column:
  * @tree_view: A #GtkTreeView
  *
- * Returns the column that is the current expander column.  This
+ * Returns the column that is the current expander column.
- * column has the expander arrow drawn next to it.
+ * This column has the expander arrow drawn next to it.
  *
- * Return value: The expander column.
+ * Return value: (transfer none): The expander column.
  **/
 GtkTreeViewColumn *
 gtk_tree_view_get_expander_column (GtkTreeView *tree_view)
@@ -12490,7 +12490,7 @@ gtk_tree_view_map_expanded_rows_helper (GtkTreeView            *tree_view,
 /**
  * gtk_tree_view_map_expanded_rows:
  * @tree_view: A #GtkTreeView
- * @func: A function to be called
+ * @func: (scope call): A function to be called
  * @data: User data to be passed to the function.
  *
  * Calls @func on all expanded rows.
@@ -12832,11 +12832,12 @@ gtk_tree_view_set_cursor_on_cell (GtkTreeView       *tree_view,
  * gtk_tree_view_get_bin_window:
  * @tree_view: A #GtkTreeView
  *
- * Returns the window that @tree_view renders to.  This is used primarily to
+ * Returns the window that @tree_view renders to.
- * compare to <literal>event->window</literal> to confirm that the event on
+ * This is used primarily to compare to <literal>event->window</literal>
- * @tree_view is on the right window.
+ * to confirm that the event on @tree_view is on the right window.
  *
- * Return value: A #GdkWindow, or %NULL when @tree_view hasn't been realized yet
+ * Return value: (transfer none): A #GdkWindow, or %NULL when @tree_view
+ *     hasn't been realized yet
  **/
 GdkWindow *
 gtk_tree_view_get_bin_window (GtkTreeView *tree_view)
@@ -13763,7 +13764,7 @@ gtk_tree_view_get_dest_row_at_pos (GtkTreeView             *tree_view,
  * Creates a #GdkPixmap representation of the row at @path.
  * This image is used for a drag icon.
  *
- * Return value: a newly-allocated pixmap of the drag icon.
+ * Return value: (transfer none): a newly-allocated pixmap of the drag icon.
  **/
 GdkPixmap *
 gtk_tree_view_create_row_drag_icon (GtkTreeView  *tree_view,
@@ -14092,7 +14093,7 @@ gtk_tree_view_set_search_equal_func (GtkTreeView                *tree_view,
  * entry for @tree_view.  In case the built-in entry is being used, %NULL
  * will be returned.
  *
- * Return value: the entry currently in use as search entry.
+ * Return value: (transfer none): the entry currently in use as search entry.
  *
  * Since: 2.10
  */

gtk/gtktreeviewcolumn.c

@@ -2269,10 +2269,11 @@ gtk_tree_view_column_set_widget (GtkTreeViewColumn *tree_column,
  * gtk_tree_view_column_get_widget:
  * @tree_column: A #GtkTreeViewColumn.
  *
- * Returns the #GtkWidget in the button on the column header.  If a custom
+ * Returns the #GtkWidget in the button on the column header.
- * widget has not been set then %NULL is returned.
+ * If a custom widget has not been set then %NULL is returned.
  *
- * Return value: The #GtkWidget in the column header, or %NULL
+ * Return value: (transfer none): The #GtkWidget in the column
+ *     header, or %NULL
  **/
 GtkWidget *
 gtk_tree_view_column_get_widget (GtkTreeViewColumn *tree_column)
@@ -3770,12 +3771,12 @@ gtk_tree_view_column_queue_resize (GtkTreeViewColumn *tree_column)
  * gtk_tree_view_column_get_tree_view:
  * @tree_column: A #GtkTreeViewColumn
  *
- * Returns the #GtkTreeView wherein @tree_column has been inserted.  If
+ * Returns the #GtkTreeView wherein @tree_column has been inserted.
- * @column is currently not inserted in any tree view, %NULL is
+ * If @column is currently not inserted in any tree view, %NULL is
  * returned.
  *
- * Return value: The tree view wherein @column has been inserted if any,
+ * Return value: (transfer none): The tree view wherein @column has
- *               %NULL otherwise.
+ *     been inserted if any, %NULL otherwise.
  *
  * Since: 2.12
  */

gtk/gtkuimanager.h

@@ -65,18 +65,18 @@ struct _GtkUIManagerClass {
   GObjectClass parent_class;
 
   /* Signals */
-  void (* add_widget)       (GtkUIManager *merge,
+  void (* add_widget)       (GtkUIManager *manager,
                              GtkWidget    *widget);
-  void (* actions_changed)  (GtkUIManager *merge);
+  void (* actions_changed)  (GtkUIManager *manager);
-  void (* connect_proxy)    (GtkUIManager *merge,
+  void (* connect_proxy)    (GtkUIManager *manager,
 			     GtkAction    *action,
 			     GtkWidget    *proxy);
-  void (* disconnect_proxy) (GtkUIManager *merge,
+  void (* disconnect_proxy) (GtkUIManager *manager,
 			     GtkAction    *action,
 			     GtkWidget    *proxy);
-  void (* pre_activate)     (GtkUIManager *merge,
+  void (* pre_activate)     (GtkUIManager *manager,
 			     GtkAction    *action);
-  void (* post_activate)    (GtkUIManager *merge,
+  void (* post_activate)    (GtkUIManager *manager,
 			     GtkAction    *action);
 
   /* Virtual functions */
@@ -106,41 +106,41 @@ typedef enum {
 
 GType          gtk_ui_manager_get_type            (void) G_GNUC_CONST;
 GtkUIManager  *gtk_ui_manager_new                 (void);
-void           gtk_ui_manager_set_add_tearoffs    (GtkUIManager          *self,
+void           gtk_ui_manager_set_add_tearoffs    (GtkUIManager          *manager,
 						   gboolean               add_tearoffs);
-gboolean       gtk_ui_manager_get_add_tearoffs    (GtkUIManager          *self);
+gboolean       gtk_ui_manager_get_add_tearoffs    (GtkUIManager          *manager);
-void           gtk_ui_manager_insert_action_group (GtkUIManager          *self,
+void           gtk_ui_manager_insert_action_group (GtkUIManager          *manager,
 						   GtkActionGroup        *action_group,
 						   gint                   pos);
-void           gtk_ui_manager_remove_action_group (GtkUIManager          *self,
+void           gtk_ui_manager_remove_action_group (GtkUIManager          *manager,
 						   GtkActionGroup        *action_group);
-GList         *gtk_ui_manager_get_action_groups   (GtkUIManager          *self);
+GList         *gtk_ui_manager_get_action_groups   (GtkUIManager          *manager);
-GtkAccelGroup *gtk_ui_manager_get_accel_group     (GtkUIManager          *self);
+GtkAccelGroup *gtk_ui_manager_get_accel_group     (GtkUIManager          *manager);
-GtkWidget     *gtk_ui_manager_get_widget          (GtkUIManager          *self,
+GtkWidget     *gtk_ui_manager_get_widget          (GtkUIManager          *manager,
 						   const gchar           *path);
-GSList        *gtk_ui_manager_get_toplevels       (GtkUIManager          *self,
+GSList        *gtk_ui_manager_get_toplevels       (GtkUIManager          *manager,
 						   GtkUIManagerItemType   types);
-GtkAction     *gtk_ui_manager_get_action          (GtkUIManager          *self,
+GtkAction     *gtk_ui_manager_get_action          (GtkUIManager          *manager,
 						   const gchar           *path);
-guint          gtk_ui_manager_add_ui_from_string  (GtkUIManager          *self,
+guint          gtk_ui_manager_add_ui_from_string  (GtkUIManager          *manager,
 						   const gchar           *buffer,
 						   gssize                 length,
 						   GError               **error);
-guint          gtk_ui_manager_add_ui_from_file    (GtkUIManager          *self,
+guint          gtk_ui_manager_add_ui_from_file    (GtkUIManager          *manager,
 						   const gchar           *filename,
 						   GError               **error);
-void           gtk_ui_manager_add_ui              (GtkUIManager          *self,
+void           gtk_ui_manager_add_ui              (GtkUIManager          *manager,
 						   guint                  merge_id,
 						   const gchar           *path,
 						   const gchar           *name,
 						   const gchar           *action,
 						   GtkUIManagerItemType   type,
 						   gboolean               top);
-void           gtk_ui_manager_remove_ui           (GtkUIManager          *self,
+void           gtk_ui_manager_remove_ui           (GtkUIManager          *manager,
 						   guint                  merge_id);
-gchar         *gtk_ui_manager_get_ui              (GtkUIManager          *self);
+gchar         *gtk_ui_manager_get_ui              (GtkUIManager          *manager);
-void           gtk_ui_manager_ensure_update       (GtkUIManager          *self);
+void           gtk_ui_manager_ensure_update       (GtkUIManager          *manager);
-guint          gtk_ui_manager_new_merge_id        (GtkUIManager          *self);
+guint          gtk_ui_manager_new_merge_id        (GtkUIManager          *manager);
 
 G_END_DECLS
 

gtk/gtkviewport.c

@@ -332,7 +332,7 @@ gtk_viewport_destroy (GtkObject *object)
  *
  * Returns the horizontal adjustment of the viewport.
  *
- * Return value: the horizontal adjustment of @viewport.
+ * Return value: (transfer none): the horizontal adjustment of @viewport.
  **/
 GtkAdjustment*
 gtk_viewport_get_hadjustment (GtkViewport *viewport)
@@ -355,7 +355,7 @@ gtk_viewport_get_hadjustment (GtkViewport *viewport)
  * 
  * Returns the vertical adjustment of the viewport.
  *
- * Return value: the vertical adjustment of @viewport.
+ * Return value: (transfer none): the vertical adjustment of @viewport.
  **/
 GtkAdjustment*
 gtk_viewport_get_vadjustment (GtkViewport *viewport)
@@ -639,7 +639,7 @@ gtk_viewport_get_shadow_type (GtkViewport *viewport)
  *
  * Gets the bin window of the #GtkViewport.
  *
- * Return value: a #GdkWindow
+ * Return value: (transfer none): a #GdkWindow
  *
  * Since: 2.20
  **/

gtk/gtkwidget.c

@@ -7739,7 +7739,7 @@ gtk_widget_update_pango_context (GtkWidget *widget)
  * font description, and base direction for drawing text for
  * this widget. See also gtk_widget_get_pango_context().
  *
- * Return value: the new #PangoContext
+ * Return value: (transfer full): the new #PangoContext
  **/
 PangoContext *
 gtk_widget_create_pango_context (GtkWidget *widget)
@@ -7781,7 +7781,7 @@ gtk_widget_create_pango_context (GtkWidget *widget)
  * the #GtkWidget::style-set and #GtkWidget::direction-changed signals
  * for the widget.
  *
- * Return value: the new #PangoLayout
+ * Return value: (transfer full): the new #PangoLayout
  **/
 PangoLayout *
 gtk_widget_create_pango_layout (GtkWidget   *widget,
@@ -7822,7 +7822,8 @@ gtk_widget_create_pango_layout (GtkWidget   *widget,
  * the application and should not be modified. The pixbuf should be freed
  * after use with g_object_unref().
  *
- * Return value: a new pixbuf, or %NULL if the stock ID wasn't known
+ * Return value: (transferi full): a new pixbuf, or %NULL if the
+ *     stock ID wasn't known
  **/
 GdkPixbuf*
 gtk_widget_render_icon (GtkWidget      *widget,

gtk/gtkwindow.c

@@ -1794,7 +1794,7 @@ gtk_window_set_default (GtkWindow *window,
  * Returns the default widget for @window. See gtk_window_set_default()
  * for more details.
  *
- * Returns: the default widget, or %NULL if there is none.
+ * Returns: (transfer none): the default widget, or %NULL if there is none.
  *
  * Since: 2.14
  **/

gtk/gtkwrapbox.c

@@ -1984,7 +1984,7 @@ gtk_wrap_box_get_width_for_height (GtkSizeRequest      *widget,
 
 /**
  * gtk_wrap_box_new:
- * @allocation_mode: The #GtkWrapAllocationMode to use
+ * @mode: The #GtkWrapAllocationMode to use
  * @spreading: The #GtkWrapBoxSpreading policy to use
  * @horizontal_spacing: The horizontal spacing to add between children
  * @vertical_spacing: The vertical spacing to add between children

gtk/gtkwrapbox.h

@@ -58,36 +58,36 @@ GtkWidget            *gtk_wrap_box_new                       (GtkWrapAllocationM
                                                               GtkWrapBoxSpreading   spreading,
                                                               guint                 horizontal_spacing,
                                                               guint                 vertical_spacing);
-void                  gtk_wrap_box_set_allocation_mode       (GtkWrapBox           *layout,
+void                  gtk_wrap_box_set_allocation_mode       (GtkWrapBox           *box,
                                                               GtkWrapAllocationMode mode);
-GtkWrapAllocationMode gtk_wrap_box_get_allocation_mode       (GtkWrapBox           *layout);
+GtkWrapAllocationMode gtk_wrap_box_get_allocation_mode       (GtkWrapBox           *box);
 
-void                  gtk_wrap_box_set_spreading             (GtkWrapBox           *layout,
+void                  gtk_wrap_box_set_spreading             (GtkWrapBox           *box,
                                                               GtkWrapBoxSpreading   spreading);
-GtkWrapBoxSpreading   gtk_wrap_box_get_spreading             (GtkWrapBox           *layout);
+GtkWrapBoxSpreading   gtk_wrap_box_get_spreading             (GtkWrapBox           *box);
 
-void                  gtk_wrap_box_set_vertical_spacing      (GtkWrapBox           *layout,
+void                  gtk_wrap_box_set_vertical_spacing      (GtkWrapBox           *box,
                                                               guint                 spacing);
-guint                 gtk_wrap_box_get_vertical_spacing      (GtkWrapBox           *layout);
+guint                 gtk_wrap_box_get_vertical_spacing      (GtkWrapBox           *box);
 
-void                  gtk_wrap_box_set_horizontal_spacing    (GtkWrapBox           *layout,
+void                  gtk_wrap_box_set_horizontal_spacing    (GtkWrapBox           *box,
                                                               guint                 spacing);
-guint                 gtk_wrap_box_get_horizontal_spacing    (GtkWrapBox           *layout);
+guint                 gtk_wrap_box_get_horizontal_spacing    (GtkWrapBox           *box);
 
-void                  gtk_wrap_box_set_minimum_line_children (GtkWrapBox           *layout,
+void                  gtk_wrap_box_set_minimum_line_children (GtkWrapBox           *box,
                                                               guint                 n_children);
-guint                 gtk_wrap_box_get_minimum_line_children (GtkWrapBox           *layout);
+guint                 gtk_wrap_box_get_minimum_line_children (GtkWrapBox           *box);
 
-void                  gtk_wrap_box_set_natural_line_children (GtkWrapBox           *layout,
+void                  gtk_wrap_box_set_natural_line_children (GtkWrapBox           *box,
                                                               guint                 n_children);
-guint                 gtk_wrap_box_get_natural_line_children (GtkWrapBox           *layout);
+guint                 gtk_wrap_box_get_natural_line_children (GtkWrapBox           *box);
 
-void                  gtk_wrap_box_insert_child              (GtkWrapBox           *layout,
+void                  gtk_wrap_box_insert_child              (GtkWrapBox           *box,
                                                               GtkWidget            *widget,
                                                               gint                  index,
                                                               GtkWrapBoxPacking     packing);
 
-void                  gtk_wrap_box_reorder_child             (GtkWrapBox           *layout,
+void                  gtk_wrap_box_reorder_child             (GtkWrapBox           *box,
                                                               GtkWidget            *widget,
                                                               guint                 index);