gocui: debug flag buttons work

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

README-goreadme.md

@@ -137,7 +137,7 @@ Creates a window helpful for debugging this package
 
 loads and initializes a toolkit (andlabs/ui, gocui, etc)
 
-### func [Main](/main.go#L143)
+### func [Main](/main.go#L170)
 
 `func Main(f func())`
 
@@ -159,7 +159,7 @@ This should not pass a function
 
 `func ShowDebugValues()`
 
-### func [StandardExit](/main.go#L204)
+### func [StandardExit](/main.go#L231)
 
 `func StandardExit()`
 
@@ -252,7 +252,7 @@ You get a window
 
 `func Start() *Node`
 
-#### func [StartS](/main.go#L129)
+#### func [StartS](/main.go#L156)
 
 `func StartS(name string) *Node`
 

button.go

@@ -9,12 +9,14 @@ func (n *Node) NewButton(name string, custom func()) *Node {
 	a.Name = name
 	a.Text = name
 	a.ActionType = toolkit.Add
+	// deprecate this once andlabs is refactored
 	a.Callback = callback
 	newaction(&a, newNode, n)
 
 	return newNode
 }
 
+// deprecate this once andlabs is refactored
 func callback(i int) bool {
 	log(debugError, "callback() for widget id =", i)
 	n := Config.rootNode.FindId(i)

main.go

@@ -104,10 +104,6 @@ func Start() *Node {
 	return Config.rootNode
 }
 
-func doSomething() {
-	log(logNow, "doSomething()")
-}
-
 func watchCallback() {
 	log(logNow, "makeCallback() START")
 	for {
@@ -115,11 +111,42 @@ func watchCallback() {
 	    	select {
 		case a := <-Config.guiChan:
 			log(logNow, "makeCallback() SELECT widget id =", a.WidgetId, a.Name)
-			sleep(.5) // TODO: remove this. added while under development
+			n := Config.rootNode.FindId(a.WidgetId)
+			if (n == nil) {
+				log(logError, "makeCallback() SELECT widget id =", a.WidgetId, a.Name)
+			} else {
+				go n.doUserEvent(a)
+			}
+			// this maybe a good idea?
+			// TODO: Throttle user events somehow
+			sleep(.1)
 		}
 	}
 }
 
+func (n *Node) doUserEvent(a toolkit.Action) {
+	log(logNow, "doUserEvent() node =", n.id, n.Name)
+	switch n.WidgetType {
+	case toolkit.Checkbox:
+		n.B = a.B
+		log(logNow, "doUserEvent() Check =", n.id, n.Name, n.B)
+		if (n.Custom == nil) {
+			log(debugError, "Custom() = nil. SKIPPING")
+			return
+		}
+		n.Custom()
+	case toolkit.Button:
+		log(logNow, "doUserEvent() button =", n.id, n.Name)
+		if (n.Custom == nil) {
+			log(debugError, "Custom() = nil. SKIPPING")
+			return
+		}
+		n.Custom()
+	default:
+		log(logNow, "doUserEvent() type =", n.WidgetType)
+	}
+}
+
 func (n *Node) LoadPlugin(name string) bool {
 	StartS(name)
 	Redraw(name)