BasicWindow Ready() and Title()

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

basicWindow.go

@@ -9,10 +9,11 @@ import 	(
 )
 
 type BasicWindow struct {
+	ready	bool
 	hidden	bool
 	name	string
 
-	p	*gui.Node	// parent widget
+	parent	*gui.Node
 	win	*gui.Node	// window widget
 	box	*gui.Node	// box
 
@@ -20,18 +21,21 @@ type BasicWindow struct {
 }
 
 func (w *BasicWindow) Hide() {
+	if ! w.Ready() {return}
 	w.win.Hide()
 	w.hidden = true
 	return
 }
 
 func (w *BasicWindow) Show() {
+	if ! w.Ready() {return}
 	w.win.Show()
 	w.hidden = false
 	return
 }
 
 func (w *BasicWindow) Toggle() {
+	if ! w.Ready() {return}
 	if w.hidden {
 		w.Show()
 		w.hidden = false
@@ -42,19 +46,42 @@ func (w *BasicWindow) Toggle() {
 	return
 }
 
+func (w *BasicWindow) Title(title string) {
+	if ! w.Ready() {return}
+	w.win.SetText(title)
+	return
+}
+
+// Returns true if the status is valid
+func (w *BasicWindow) Ready() bool {
+	if w == nil {return false}
+	if w.parent == nil {return false}
+	if ! w.parent.Ready() {return false}
+	if (w.win == nil) {
+		w.Draw()
+	}
+	return w.ready
+}
+
 func (w *BasicWindow) Box() *gui.Node {
 	return w.box
 }
 
+func (w *BasicWindow) Draw() {
+	w.ready = true
+	return
+}
+
+
 func NewBasicWindow(parent *gui.Node, name string) *BasicWindow {
 	var w *BasicWindow
 	w = &BasicWindow {
-		p: parent,
+		parent: parent,
 		name: name,
 	}
 
 	// various timeout settings
-	w.win = w.p.NewWindow(name)
+	w.win = w.parent.NewWindow(name)
 	w.win.Custom = func() {
 		log.Println("BasicWindow.Custom() closed. TODO: handle this", w.name)
 	}

logsettings/draw.go

@@ -28,7 +28,6 @@ func (d *LogSettings) draw() {
 	var g *gui.Node
 
 	d.win = gadgets.NewBasicWindow(d.parent, "Debug Flags")
-
 	g = d.win.Box().NewGroup("Show").Pad()
 	d.buttonG = g