signal callback delegate or function to connect
void callback(adw.tab_page.TabPage page, adw.tab_view.TabView tabView)
page a page of self (optional)
tabView 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 SetupMenu signal.
Emitted when a context menu is opened or closed for page.
If the menu has been closed, page will be set to NULL.
It can be used to set up menu actions before showing the menu, for example disable actions not applicable to page.