void OnDialogHelpRequest(object sender, EventArgs e)
{
HelpRequest.Do(x => x(sender, e));
HelpRequestCommand.If(x => x.CanExecute(e)).Do(x => x.Execute(e));
}
void OnDialogHelpRequest(object sender, EventArgs e)
{
HelpRequest.Do(x => x(sender, e));
HelpRequestCommand.If(x => x.CanExecute(e)).Do(x => x.Execute(e));
}