delete window

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

plugin.go

@@ -75,12 +75,37 @@ func action(a widget.Action) {
 		} else {
 			// widget was already hidden
 		}
+	case widget.Delete:
+		if w == nil {
+			return
+		} else {
+			w.hideWidgets()
+			w.deleteNode()
+		}
+		n.DeleteNode()
+		wRoot := me.treeRoot.TK.(*guiWidget)
+		wRoot.redoWindows(0, 0)
 	default:
-		log.Log(ERROR, "action() ActionType =", a.ActionType, "WidgetType =", a.WidgetType, "Name =", a.ProgName)
+		log.Log(ERROR, "action() UNKNOWN Action Type =", a.ActionType, "WidgetType =", a.WidgetType, "Name =", a.ProgName)
 	}
 	log.Log(INFO, "action() END")
 }
 
+func (w *guiWidget) deleteNode() {
+	p := w.parent
+	for i, child := range p.children {
+		log.Log(NOW, "parent has child:", i, child.cuiName, child.String())
+		if w == child {
+			log.Log(NOW, "Found child ==", i, child.cuiName, child.String())
+			log.Log(NOW, "Found n ==", i, w.cuiName, w.String())
+			p.children = append(p.children[:i], p.children[i+1:]...)
+		}
+	}
+	for i, child := range p.children {
+		log.Log(NOW, "parent now has child:", i, child.cuiName, child.String())
+	}
+}
+
 func (w *guiWidget) AddText(text string) {
 	if w == nil {
 		log.Log(NOW, "widget is nil")

view.go

@@ -169,6 +169,9 @@ func (w *guiWidget) recreateView() {
 }
 
 func (w *guiWidget) hideWidgets() {
+	if w == nil {
+		return
+	}
 	w.isCurrent = false
 	switch w.node.WidgetType {
 	case widget.Root: