Specifies whether widget will be treated as the default widget within its toplevel when it has the focus, even if another widget is the default.
See Widget.grabDefault for details about the meaning of “default”.
whether or not widget can be a default widget.
2.18
Specifies whether widget will be treated as the default widget within its toplevel when it has the focus, even if another widget is the default.
See Widget.grabDefault for details about the meaning of “default”.