import ctypes
import sys
import time
from ctypes import wintypes
import win32gui
from PIL import ImageGrab

sys.stdout.reconfigure(encoding='utf-8')
user32 = ctypes.windll.user32
hdesk = user32.OpenInputDesktop(0, False, 0x01FF)
if hdesk: user32.SetThreadDesktop(hdesk)

main_hwnd = 0x48b12a8
children = []
def child_cb(h, _):
    cls_buf = ctypes.create_unicode_buffer(256)
    user32.GetClassNameW(h, cls_buf, 256)
    children.append((h, cls_buf.value))
    return True
user32.EnumChildWindows(main_hwnd, ctypes.WINFUNCTYPE(wintypes.BOOL, wintypes.HWND, wintypes.LPARAM)(child_cb), 0)

tab_ctrl = next(h for h, cls in children if "TabControl" in cls or "SysTabControl32" in cls)

WM_LBUTTONDOWN = 0x0201
WM_LBUTTONUP = 0x0202
MK_LBUTTON = 0x0001
def make_lparam(x, y):
    return (y << 16) | (x & 0xFFFF)

print("Clicking L.công tab at (35, 38)...")
user32.PostMessageW(tab_ctrl, WM_LBUTTONDOWN, MK_LBUTTON, make_lparam(35, 38))
user32.PostMessageW(tab_ctrl, WM_LBUTTONUP, 0, make_lparam(35, 38))
time.sleep(0.5)

rect = win32gui.GetWindowRect(main_hwnd)
img = ImageGrab.grab(bbox=rect)
out = r"C:\Users\Admin\.gemini\antigravity\brain\5f637e30-06d3-43e8-a064-a259fea7be1a\test_tab_lcong_selected.png"
img.save(out)
print(f"Saved {out}")