Delegate View.CommandImplementation
Function signature commands.
public delegate bool? View.CommandImplementation(ICommandContext? ctx)
Parameters
ctxICommandContextProvides context about the circumstances of invoking the command.
Returns
- bool?
null if no event was raised; input processing should continue. false if the event was raised and was not handled (or cancelled); input processing should continue. true if the event was raised and handled (or cancelled); input processing should stop.