Sets text as the contents of the tooltip. This function will take care of setting "has-tooltip" to TRUE and of the default handler for the "query-tooltip" signal. See also the "tooltip-text" property and gtk_tooltip_set_text(). Since 2.12
the contents of the tooltip for widget. [allow-none]
See Implementation
Sets text as the contents of the tooltip. This function will take care of setting "has-tooltip" to TRUE and of the default handler for the "query-tooltip" signal. See also the "tooltip-text" property and gtk_tooltip_set_text(). Since 2.12