signal callback delegate or function to connect
void callback(gtk.flow_box.FlowBox flowBox)
flowBox the instance the signal is connected to (optional)
Yes.After to execute callback after default handler, No.After to execute before (default)
Signal ID
Connect to SelectAll signal.
Emitted to select all children of the box, if the selection mode permits it.
This is a keybinding signal.
The default bindings for this signal is <kbd>Ctrl</kbd>-<kbd>a</kbd>.