using args.Register()

Signed-off-by: Jeff Carr <jcarr@wit.com>

args.go

@@ -4,19 +4,25 @@ import (
 	arg "github.com/alexflint/go-arg"
 )
 
-var guiArg GuiArgs
+var argGui ArgsGui
 
 // This struct can be used with the go-arg package
-type GuiArgs struct {
-	Gui string `arg:"--gui" help:"Use this gui toolkit [andlabs,gocui,nocui]"`
+type ArgsGui struct {
 	GuiDebug bool `arg:"--gui-debug" help:"open the GUI debugger"`
+	GuiPlugin string `arg:"--gui" help:"Use this gui toolkit [andlabs,gocui,nocui]"`
 	GuiVerbose bool `arg:"--gui-verbose" help:"enable all logging"`
 }
 
 func init() {
-	arg.Register(&guiArg)
+	arg.Register(&argGui)
 }
 
-func GetArg(a string) bool {
-	return guiArg.GuiDebug
+// returns the toolkit
+func ArgToolkit() string {
+	return argGui.GuiPlugin
+}
+
+// returns true if --gui-debug was passed from the command line
+func ArgDebug() bool {
+	return argGui.GuiDebug
 }

main.go

@@ -123,9 +123,9 @@ func New() *Node {
 
 // try to load andlabs, if that doesn't work, fall back to the console
 func (n *Node) Default() *Node {
-	if (guiArg.Gui != "") {
-		log(logError, "New.Default() try toolkit =", guiArg.Gui)
-		return n.LoadToolkit(guiArg.Gui)
+	if (argGui.GuiPlugin != "") {
+		log(logError, "New.Default() try toolkit =", argGui.GuiPlugin)
+		return n.LoadToolkit(argGui.GuiPlugin)
 	}
 	// if DISPLAY isn't set, return since gtk can't load
 	// TODO: figure out how to check what to do in macos and mswindows