* @operation: the #GtkPrintOperation on which the signal was emitted
* @preview: the #GtkPrintPreviewOperation for the current operation
* @context: the #GtkPrintContext that will be used
- * @parent: the #GtkWindow to use as window parent, or %NULL
+ * @parent: (allow-none): the #GtkWindow to use as window parent, or %NULL
*
* Gets emitted when a preview is requested from the native dialog.
*
PROP_HAS_SELECTION,
g_param_spec_boolean ("has-selection",
P_("Has Selection"),
- P_("TRUE if a selecion exists."),
+ P_("TRUE if a selection exists."),
FALSE,
GTK_PARAM_READWRITE));
/**
* gtk_print_operation_set_custom_tab_label:
* @op: a #GtkPrintOperation
- * @label: the label to use, or %NULL to use the default label
+ * @label: (allow-none): the label to use, or %NULL to use the default label
*
* Sets the label for the tab holding custom widgets.
*
* @op: a #GtkPrintOperation
* @action: the action to start
* @parent: (allow-none): Transient parent of the dialog
- * @error: Return location for errors, or %NULL
+ * @error: (allow-none): Return location for errors, or %NULL
*
* Runs the print operation, by first letting the user modify
* print settings in the print dialog, and then print the document.