move_mouse.sh

#!/usr/bin/bash

# Get current window ID
CURRENT_WIN=$(xdotool getactivewindow)

# Get geometry details
#
# Example output:
#
# WINDOW=37748739
# X=978
# Y=18
# WIDTH=942
# HEIGHT=1062
# SCREEN=0
eval $(xdotool getwindowgeometry --shell $CURRENT_WIN)

# Get middle offsets
MID_WIDTH=$(expr $WIDTH / 2)
MID_HEIGHT=$(expr $HEIGHT / 2)

# Move the cursor
xdotool mousemove -w $CURRENT_WIN $MID_WIDTH $MID_HEIGHT