tmux: Reorder windows by dragging on status line

.config/tmux/tmux.conf

@@ -80,6 +80,32 @@ bind -r C-p prev
 bind -r N swap-window -d -t :+1
 bind -r P swap-window -d -t :-1
 
+# Reorder windows by dragging on status line. This uses a loop and swap-window
+# as move-window needs the target index to be free.
+# NOTE: This breaks the stack and last-used window.
+bind -n MouseDragEnd1Status {
+	# TODO: Can we somehow get the idx of {mouse} without selecting it?
+	set -F @source_idx "#{window_index}"
+	select-window -t=
+	set -F @target_idx "#{window_index}"
+	if -F "#{!=:#{@source_idx},#{window_index}}" { select-window -t! }
+
+	# Get the right direction to not mess up the order when wrapping around
+	tmux_move_direction="#{?#{e|<:#{@target_idx},#{@source_idx}},:-1,:+1}"
+	tmux_move_target_idx="#{@target_idx}"
+
+	run-shell "\
+		while [ $tmux_move_target_idx -ne $(tmux display -a | grep -Po '(?<=^window_index=)[0-9]*') ]; do \
+			tmux swap-window -d -t $tmux_move_direction; \
+		done"
+
+	setenv -u tmux_move_direction
+	setenv -u tmux_move_target_idx
+}
+
+# TODO: Move to beginning or end like in MouseDragEnd1Status
+# bind -n MouseDragEnd1StatusDefault display-message "#{e|>|f|0:#{mouse_x},#{e|/|f:213,2}}"
+
 # Repeatable window-movement bindings
 bind -r \{ swap-pane -U
 bind -r \} swap-pane -D