signal callback delegate or function to connect
void callback(gtk.widget.Widget page, uint pageNum, gtk.notebook.Notebook notebook)
page the new current page (optional)
pageNum the index of the page (optional)
notebook 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 SwitchPage signal.
Emitted when the user or a function changes the current page.