start handling 'Guiwindow' correctly

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

area.go

@@ -17,18 +17,19 @@ func makeSplashArea(gb *GuiBox, newText *ui.AttributedString) {
 	newB.Box	= gb
 	newB.GW		= gb.Window
 
+	gw := gb.Window
 	// initialize the GuiArea{}
-	gb.Area			= new(GuiArea)
-	gb.Area.Button		= newB
-	gb.Area.Box		= gb
-	gb.Area.UiAttrstr	= newText
-	gb.Area.UiArea		= ui.NewArea(gb.Area)
+	gw.Area			= new(GuiArea)
+	gw.Area.Button		= newB
+	gw.Area.Box		= gb
+	gw.Area.UiAttrstr	= newText
+	gw.Area.UiArea		= ui.NewArea(gw.Area)
 
 	if (Data.Debug) {
-		spew.Dump(gb.Area.UiArea)
+		spew.Dump(gw.Area.UiArea)
 		log.Println("DEBUGGING", Data.Debug)
 	} else {
-		log.Println("NOT DEBUGGING AREA mhAH.Button =", gb.Area.Button)
+		log.Println("NOT DEBUGGING AREA mhAH.Button =", gw.Area.Button)
 	}
 }
 
@@ -128,7 +129,7 @@ func ShowTextBox(gw *GuiWindow, newText *ui.AttributedString) *GuiBox {
 	gw.BoxMap["Splash"] = gb
 
 	makeSplashArea(gb, newText)
-	newbox.Append(gb.Area.UiArea, true)
+	newbox.Append(gw.Area.UiArea, true)
 
 	return gb
 }

gui.go

@@ -197,7 +197,7 @@ func CreateFontButton(box *GuiBox, action string) *GuiButton {
 	newGB.Action	= action
 	newGB.FB	= ui.NewFontButton()
 	newGB.Box	= box
-	newGB.Area	= box.Area
+	newGB.Area	= box.Window.Area
 	Data.AllButtons	= append(Data.AllButtons, &newGB)
 
 	newGB.FB.OnChanged(func (*ui.FontButton) {

misc.go

@@ -36,10 +36,14 @@ func GuiInit() {
 	})
 }
 
-func ShowMainTab(gw *GuiWindow) *GuiBox {
+func AddMainTab(gw *GuiWindow) *GuiBox {
 	log.Println("ShowMainTab() gw =", gw)
 	log.Println("ShowMainTab() gw.UiTab =", gw.UiTab)
 
+	newWindow := new(GuiWindow)
+	newWindow.UiWindow = gw.UiWindow
+	Data.Windows = append(Data.Windows, newWindow)
+
 	var box *GuiBox
 	box = new(GuiBox)
 	box.Window = gw

structs.go

@@ -122,7 +122,6 @@ type GuiButton struct {
 type GuiBox struct {
 	Window		*GuiWindow
 	EntryMap	map[string]*GuiEntry
-	Area		*GuiArea
 
 	// andlabs/ui abstraction mapping
 	UiBox		*ui.Box