FindWindow

查找文本（标题）和/或类名的窗口，并返回系统处理，并选择性地闪烁窗口和/或把它带到前台（激活并给予重点）。

Find a window by text (caption) and/or class name and return the system handle and optionally flash the window and/or bring it to foreground (activate and give the focus).