use dmenu to run programs. also make choose-monitor script

i3/.config/i3/choose-monitor.sh

@@ -0,0 +1,9 @@
+MONITORS=$(xrandr -q | awk '/\sconnected/ {print $1}')
+CHOSEN_MONITOR=$(echo "$MONITORS" | dmenu -i -p 'choose your monitor')
+if [ -z "$CHOSEN_MONITOR" ]; then
+    exit 1
+fi
+MONITORS=$(echo "$MONITORS" | sed "/^${CHOSEN_MONITOR}$/d")
+echo "$MONITORS" | xargs -I {} xrandr --output {} --off
+xrandr --output "$CHOSEN_MONITOR" --auto
+feh --bg-max ~/.wallpaper/

i3/.config/i3/config

@@ -20,7 +20,8 @@ exec --no-startup-id feh --bg-max ~/.wallpaper/
 # Key bindings
 bindsym $mod+Return exec $term
 bindsym $mod+q kill
-bindsym $mod+d exec --no-startup-id rofi -show drun
+bindsym $mod+d exec --no-startup-id dmenu_run
+bindsym $mod+m exec --no-startup-id just --justfile ~/.config/i3/justfile choose-monitor
 
 # Floating modifier
 floating_modifier $mod

i3/.config/i3/justfile

@@ -0,0 +1,2 @@
+choose-monitor:
+    sh choose-monitor.sh