setText
Sets the text within the GtkLabel
widget.
It overwrites any text that was there before.
This function will clear any previously set mnemonic accelerators, and set the property@Gtk.Label:use-underline property to false as a side effect.
This function will set the property@Gtk.Label:use-markup property to false as a side effect.
See also: method@Gtk.Label.set_markup
Parameters
str
The text you want to set