The ::select-all signal is a [keybinding signal]GtkBindingSignal which gets emitted to select all children of the box, if the selection mode permits it.
The default bindings for this signal is Ctrl-a.
The ::select-all signal is a [keybinding signal]GtkBindingSignal which gets emitted to select all children of the box, if the selection mode permits it.
The default bindings for this signal is Ctrl-a.