signal callback delegate or function to connect
panel.frame.Frame callback(panel.grid.Grid grid)
grid the instance the signal is connected to (optional)
Returns an unrooted #PanelFrame
Yes.After to execute callback after default handler, No.After to execute before (default)
Signal ID
Connect to CreateFrame signal.
The "create-frame" signal is used to create a new frame within the grid.
Consumers of this signal are required to return an unrooted #PanelFrame from this signal. The first signal handler wins.