Get windows dimension and location in python with xdotool

window_info_interactive.py

# You need to install
# sudo apt-get install -y xdotool

import subprocess
import re

def clean_output(output_b):
    return output_b.decode("utf-8").strip().split("\n")


def getWindowIdGeometry(id):
    output_b, error_b = subprocess.Popen(
        ["xdotool", "getwindowgeometry", str(id)],    
        stdout = subprocess.PIPE, stderr= subprocess.PIPE
    ).communicate()
    
    error = clean_output(error_b)
    
    windows_id, position_screen, size = clean_output(output_b)
    
    position_template = r'Position: (?P<x>-?\d+),(?P<y>-?\d+) \(screen: (?P<screen_number>\d+)\)'
    size_template = r'Geometry: (?P<width>\d+)x(?P<height>\d+)'
    g = re.match(position_template , position_screen.strip())
    result = {"id":id}
    result["window_x"] = int(g.group('x'))
    result["window_y"] = int(g.group('y'))
    result["window_screen_number"] = int(g.group('screen_number'))
    
    g_wh = re.match(size_template , size.strip())
    result["width"] = int(g_wh.group('width'))
    result["height"] = int(g_wh.group('height'))
    
    return result
     
def getAllWindowsIds(title_contains = 'Poker'):

    output_b, error_b = subprocess.Popen(
    ["xdotool", "search", "--name", title_contains],
    stdout = subprocess.PIPE, stderr= subprocess.PIPE).communicate()
    
    ids_window = clean_output(output_b)
    error = clean_output(error_b)
    
    return ids_window
        
def getAllWindowsPositions(title_contains = 'Poker'):
    ids = getAllWindowsIds(title_contains)
    result = []
    for id in ids:
        info = getWindowIdGeometry(id)
        result.append(info)
        
    return result


# print(getAllWindowsPositions('Chrome'))
# print(getAllWindowsPositions())

# ask for user input on terminal
title = input("Type title window substring (insensitive case): ")
print(getAllWindowsPositions(title))

# Output 
#[{'id': '56682625', 'window_x': 2534, 'window_y': -23, 'window_screen_number': 0, 'width': 976, 'height': 1132}, {'id': '65011713', 'window_x': 2633, 'window_y': 75, 'window_screen_number': 0, 'width': 1848, 'height': 1043}]