#　通过窗口类名、窗口标题获取控件句柄

hwnd = win32gui.FindWindow("ClassName", "TitleName")

#　通过句柄设置控件内容

win32gui.SendMessage(hwnd , 12, 0, '文本内容')

#　修改窗口标题

SetWindowText(hwnd, "Title")

#通过句柄获取子窗口句柄

ch_hwnd = win32gui.FindWindowEx(hwnd, 0, "ClassName", "TitleName")

# 获取所有子窗口

hwndChildList = []

win32gui.EnumChildWindows(hwnd, lambda hwnd, param: param.append(hwnd), hwndChildList)

print(hwndChildList)

# 模糊查询句柄

def FindWinHwnd(title, top=True):

titles = []

def foo(hwnd, mouse):

if top:

if IsWindow(hwnd) and IsWindowEnabled(hwnd) and IsWindowVisible(hwnd):

if title in GetWindowText(hwnd):

titles.append(hwnd)

else:

if title in GetWindowText(hwnd):

titles.append(hwnd)

EnumWindows(foo, 0)

if titles:

return titles[0]

else:

return 0

# 截图

def window_api_capture(file, hWnd=0):

if hWnd == 0:

MoniterDev = win32api.EnumDisplayMonitors(None, None)

width = MoniterDev[0][2][2]

height = MoniterDev[0][2][3]

else:

left, top, right, bot = win32gui.GetWindowRect(hWnd)

width = right - left

height = bot - top

# 返回句柄窗口的设备环境，覆盖整个窗口，包括非客户区，标题栏，菜单，边框

hWndDC = win32gui.GetWindowDC(hWnd)

# 创建设备描述表

mfcDC = win32ui.CreateDCFromHandle(hWndDC)

# 创建内存设备描述表

saveDC = mfcDC.CreateCompatibleDC()

# 创建位图对象准备保存图片

saveBitMap = win32ui.CreateBitmap()

# 为bitmap开辟存储空间

saveBitMap.CreateCompatibleBitmap(mfcDC, width, height)

# 将截图保存到saveBitMap中

saveDC.SelectObject(saveBitMap)

# 保存bitmap到内存设备描述表

saveDC.BitBlt((0, 0), (width, height), mfcDC, (0, 0), win32con.SRCCOPY)

try:

saveBitMap.SaveBitmapFile(saveDC, file)

except:

pass

win32gui.DeleteObject(saveBitMap.GetHandle())

saveDC.DeleteDC()

mfcDC.DeleteDC()

win32gui.ReleaseDC(hWnd, hWndDC)