From e97283433f6089f6822b2bec2374db9af1a72579 Mon Sep 17 00:00:00 2001
From: Chris Cummer <chriscummer@me.com>
Date: Thu, 25 Apr 2019 20:18:02 -0700
Subject: [PATCH] Fix potential race conditions in Logger

---
 logger/log.go            | 11 ++++++++---
 modules/clocks/widget.go |  1 +
 2 files changed, 9 insertions(+), 3 deletions(-)

diff --git a/logger/log.go b/logger/log.go
index 7b4b88cd..c5d3fcb3 100644
--- a/logger/log.go
+++ b/logger/log.go
@@ -16,6 +16,7 @@ const maxBufferSize int64 = 1024
 type Widget struct {
 	wtf.TextWidget
 
+	app      *tview.Application
 	filePath string
 	settings *Settings
 }
@@ -24,6 +25,7 @@ func NewWidget(app *tview.Application, settings *Settings) *Widget {
 	widget := Widget{
 		TextWidget: wtf.NewTextWidget(app, settings.common, true),
 
+		app:      app,
 		filePath: logFilePath(),
 		settings: settings,
 	}
@@ -48,15 +50,18 @@ func Log(msg string) {
 	log.Println(msg)
 }
 
+// Refresh updates the onscreen contents of the widget
 func (widget *Widget) Refresh() {
 	if logFileMissing() {
 		return
 	}
 
-	widget.View.SetTitle(widget.Name())
-
 	logLines := widget.tailFile()
-	widget.View.SetText(widget.contentFrom(logLines))
+
+	widget.app.QueueUpdateDraw(func() {
+		widget.View.SetTitle(widget.Name())
+		widget.View.SetText(widget.contentFrom(logLines))
+	})
 }
 
 /* -------------------- Unexported Functions -------------------- */
diff --git a/modules/clocks/widget.go b/modules/clocks/widget.go
index 3f1591c6..bcabe565 100644
--- a/modules/clocks/widget.go
+++ b/modules/clocks/widget.go
@@ -35,6 +35,7 @@ func NewWidget(app *tview.Application, settings *Settings) *Widget {
 
 /* -------------------- Exported Functions -------------------- */
 
+// Refresh updates the onscreen contents of the widget
 func (widget *Widget) Refresh() {
 	widget.app.QueueUpdateDraw(func() {
 		sortedClocks := widget.clockColl.Sorted(widget.settings.sort)