pythonwin-win32gui 窗口查找和遍历

#coding=utf-8__author__ = 'Administrator'__doc__ = '''
pythonwin中win32gui的用法
本文件演如何使用win32gui来遍历系统中所有的顶层窗口，
并遍历所有顶层窗口中的子窗口
'''import win32gui
from pprint import pprintdef gbk2utf8(s):return s.decode('gbk').encode('utf-8')def show_window_attr(hWnd):'''显示窗口的属性:return:'''if not hWnd:return#中文系统默认title是gb2312的编码title = win32gui.GetWindowText(hWnd)title = gbk2utf8(title)clsname = win32gui.GetClassName(hWnd)print '窗口句柄:%s ' % (hWnd)print '窗口标题:%s' % (title)print '窗口类名:%s' % (clsname)print ''def show_windows(hWndList):for h in hWndList:show_window_attr(h)def demo_top_windows():'''演示如何列出所有的顶级窗口:return:'''hWndList = []win32gui.EnumWindows(lambda hWnd, param: param.append(hWnd), hWndList)show_windows(hWndList)return hWndListdef demo_child_windows(parent):'''演示如何列出所有的子窗口:return:'''if not parent:returnhWndChildList = []win32gui.EnumChildWindows(parent, lambda hWnd, param: param.append(hWnd),  hWndChildList)show_windows(hWndChildList)return hWndChildListhWndList = demo_top_windows()
assert len(hWndList)parent = hWndList[20]
#这里系统的窗口好像不能直接遍历，不知道是否是权限的问题
hWndChildList = demo_child_windows(parent)print('-----top windows-----')
pprint(hWndList)print('-----sub windows:from %s------' % (parent))
pprint(hWndChildList)

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