From e36770b0f6008df9e065dcc6249afe8569f236e5 Mon Sep 17 00:00:00 2001
From: Krasimir Nedelchev <19822240+kaykayehnn@users.noreply.github.com>
Date: Wed, 8 Jan 2020 02:40:50 +0200
Subject: [PATCH] Handle versions of tmux < 3.0 correctly

---
 pain_control.tmux | 11 +++++++++--
 1 file changed, 9 insertions(+), 2 deletions(-)

diff --git a/pain_control.tmux b/pain_control.tmux
index 6f05cca..1fd91bd 100755
--- a/pain_control.tmux
+++ b/pain_control.tmux
@@ -27,8 +27,15 @@ pane_navigation_bindings() {
 }
 
 window_move_bindings() {
-	tmux bind-key -r "<" swap-window -d -t -1
-	tmux bind-key -r ">" swap-window -d -t +1
+	# V3.0 changed the way tmux handles focus in swap-window. -d is now required
+	# to keep focus on the current window.
+	if [ "$(tmux -V | cut -d' ' -f2)" ">" 3.0 ]; then
+		tmux bind-key -r "<" swap-window -d -t -1
+		tmux bind-key -r ">" swap-window -d -t +1
+	else
+		tmux bind-key -r "<" swap-window -t -1
+		tmux bind-key -r ">" swap-window -t +1
+	fi
 }
 
 pane_resizing_bindings() {