void IChainedCommandHandler <InvokeSignatureHelpCommandArgs> .ExecuteCommand(
InvokeSignatureHelpCommandArgs args,
Action nextHandler,
CommandExecutionContext context
)
{
AssertIsForeground();
DismissSessionIfActive();
var providers = GetProviders();
if (providers == null)
{
return;
}
// Dismiss any Completion sessions when Signature Help is explicitly invoked.
// There are cases when both show up implicitly, for example in argument lists
// when the user types the `(`. If both are showing and the user explicitly
// invokes Signature Help, they are requesting that the Signature Help control
// be the focused one. Closing an existing Completion session accomplishes this.
_completionBroker.GetSession(args.TextView)?.Dismiss();
this.StartSession(
providers,
new SignatureHelpTriggerInfo(SignatureHelpTriggerReason.InvokeSignatureHelpCommand)
);
}
CommandState IChainedCommandHandler <InvokeSignatureHelpCommandArgs> .GetCommandState(
InvokeSignatureHelpCommandArgs args,
Func <CommandState> nextHandler
)
{
AssertIsForeground();
return(CommandState.Available);
}
void IChainedCommandHandler <InvokeSignatureHelpCommandArgs> .ExecuteCommand(
InvokeSignatureHelpCommandArgs args,
Action nextHandler,
CommandExecutionContext context
)
{
AssertIsForeground();
ExecuteCommandWorker(args, nextHandler, context);
}
void IChainedCommandHandler <InvokeSignatureHelpCommandArgs> .ExecuteCommand(InvokeSignatureHelpCommandArgs args, Action nextHandler, CommandExecutionContext context)
{
AssertIsForeground();
DismissSessionIfActive();
var providers = GetProviders();
if (providers == null)
{
return;
}
this.StartSession(providers, new SignatureHelpTriggerInfo(SignatureHelpTriggerReason.InvokeSignatureHelpCommand));
}
void ICommandHandler <InvokeSignatureHelpCommandArgs> .ExecuteCommand(InvokeSignatureHelpCommandArgs args, Action nextHandler)
{
AssertIsForeground();
ExecuteCommandWorker(args, nextHandler);
}
CommandState ICommandHandler <InvokeSignatureHelpCommandArgs> .GetCommandState(InvokeSignatureHelpCommandArgs args, Func <CommandState> nextHandler)
{
AssertIsForeground();
return(GetCommandStateWorker(args, nextHandler));
}
VSCommanding.CommandState IChainedCommandHandler <InvokeSignatureHelpCommandArgs> .GetCommandState(InvokeSignatureHelpCommandArgs args, Func <VSCommanding.CommandState> nextHandler)
{
AssertIsForeground();
return(nextHandler());
}
CommandState IChainedCommandHandler <InvokeSignatureHelpCommandArgs> .GetCommandState(InvokeSignatureHelpCommandArgs args, Func <CommandState> nextHandler)
{
this.ThreadingContext.ThrowIfNotOnUIThread();
return(nextHandler());
}