on button, or null.
ToolButton.getLabelWidget
gtk.widget.Widget getLabelWidget()Returns the widget used as label on button. See gtk.tool_button.ToolButton.setLabelWidget.
Returns
The widget used as label
gtk.widget.Widget getLabelWidget()Returns the widget used as label on button. See gtk.tool_button.ToolButton.setLabelWidget.
on button, or null.