WTF-315 Fix race conditions caused by writing to view

modules/newrelic/widget.go

@@ -11,6 +11,7 @@ import (
 type Widget struct {
 	wtf.TextWidget
 
+	app      *tview.Application
 	client   *Client
 	settings *Settings
 }
@@ -19,6 +20,7 @@ func NewWidget(app *tview.Application, settings *Settings) *Widget {
 	widget := Widget{
 		TextWidget: wtf.NewTextWidget(app, settings.common, false),
 
+		app:      app,
 		settings: settings,
 	}
 
@@ -38,9 +40,6 @@ func (widget *Widget) Refresh() {
 		appName = app.Name
 	}
 
-	widget.View.SetTitle(widget.ContextualTitle(fmt.Sprintf("%s - [green]%s[white]", widget.Name(), appName)))
-	widget.View.Clear()
-
 	var content string
 	if depErr != nil {
 		widget.View.SetWrap(true)
@@ -50,7 +49,11 @@ func (widget *Widget) Refresh() {
 		content = widget.contentFrom(deploys)
 	}
 
-	widget.View.SetText(content)
+	widget.app.QueueUpdateDraw(func() {
+		widget.View.SetTitle(widget.ContextualTitle(fmt.Sprintf("%s - [green]%s[white]", widget.Name(), appName)))
+		widget.View.Clear()
+		widget.View.SetText(content)
+	})
 }
 
 /* -------------------- Unexported Functions -------------------- */