Replaces the widget packed into the tooltip with
custom_widget. custom_widget does not get destroyed when the tooltip goes
away.
By default a box with a gtk.Image and gtk.Label is embedded in
the tooltip, which can be configured using Tooltip.setMarkup
and Tooltip.setIcon.
Replaces the widget packed into the tooltip with custom_widget. custom_widget does not get destroyed when the tooltip goes away. By default a box with a gtk.Image and gtk.Label is embedded in the tooltip, which can be configured using Tooltip.setMarkup and Tooltip.setIcon.