From 76dc78859b31cd15c8327e64b7684fbc2063a0b4 Mon Sep 17 00:00:00 2001
From: hhvn <dev@hhvn.uk>
Date: Tue, 31 Oct 2023 11:36:24 +0000
Subject: Successfully destroys and recreates windows upon bspwm reload

---
 main.go | 32 ++++++++++++++++++++++----------
 1 file changed, 22 insertions(+), 10 deletions(-)

(limited to 'main.go')

diff --git a/main.go b/main.go
index 2699c68..2eb1272 100644
--- a/main.go
+++ b/main.go
@@ -15,6 +15,8 @@ var reloadEvents = []string{
 	"monitor_rename",
 	"monitor_swap",
 	"monitor_focus",
+	"monitor_remove",
+	"monitor_geometry", // only event we get for monitors on restart
 	"desktop_add",
 	"desktop_rename",
 	"desktop_remove",
@@ -56,8 +58,11 @@ func handleEvents(events *bspc.Subscriber, bar *bar.Handle) (chan error, chan bo
 			id, err := common.Intify(event.Tokens[0])
 			if err == nil {
 				switch (event.Name) {
-				case "monitor_add": bar.Create <- id
-				case "monitor_remove": bar.Destroy <- id
+				case "monitor_add":
+				case "monitor_geometry":
+					bar.Create <- id
+				case "monitor_remove":
+					bar.Destroy <- id
 				}
 			}
 		}
@@ -106,15 +111,7 @@ func main() {
 	everr, evreload := handleEvents(events, barhandle)
 
 	for {
-
 		select {
-		case <- evreload:
-			state, err = reloadState(state)
-			if err != nil {
-				common.Error("Couldn't reload bspwm state: %s\n", err)
-			}
-
-			barhandle.NewState <- state
 		case err := <- everr:
 			common.Error("Couldn't read event: %s\n", err)
 			return
@@ -124,6 +121,21 @@ func main() {
 		case err := <- barhandle.Err:
 			common.Error("%s\n", err)
 			return
+		case <- evreload:
+			state, err = reloadState(state)
+			if err != nil {
+				common.Error("Couldn't reload bspwm state: %s\n", err)
+			}
+
+			// Check if there's been an error before sending the
+			// new state (or else the program gets stuck)
+			select {
+			case err := <- barhandle.Err:
+				common.Error("%s\n", err)
+				return
+			default:
+			}
+			barhandle.NewState <- state
 		}
 	}
 }
-- 
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