add Heartbeat

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

action.go

@@ -49,9 +49,6 @@ type ActionType int // Add, SetText, Click, Hide, Append, Delete, etc
 const (
 	Add ActionType = iota
 	Delete
-	Get
-	Set
-	GetText
 	SetText
 	AddText
 	Checked
@@ -74,6 +71,7 @@ const (
 	ToolkitInit // initializes the toolkit
 	ToolkitClose // closes the toolkit
 	ToolkitPanic
+	Heartbeat
 	CloseWindow
 	UserQuit // the user closed the GUI
 	EnableDebug // open the debugging window
@@ -85,12 +83,6 @@ func (s ActionType) String() string {
 		return "Add"
 	case Delete:
 		return "Delete"
-	case Get:
-		return "Get"
-	case Set:
-		return "Set"
-	case GetText:
-		return "GetText"
 	case SetText:
 		return "SetText"
 	case AddText:

state.go

@@ -15,7 +15,14 @@ type State struct {
 
 	// most primitive widgets just store a single thing
 	// it is the default value
-	Value	any
+	DefaultS	string
+	CurrentS	string
+	CurrentI	int
+	NewString	string
+
+	// most primitive widgets just store a single thing
+	// it is the default value
+	// Value	any
 
 	// how to arrange widgets
 	Direction Orientation