csharp-findwindow

发表于 2021-03-23 分类于 Language 阅读次数：本文字数： 448 阅读时长 ≈ 1 分钟

//查找窗体
[DllImport("User32.dll", EntryPoint = "FindWindow")]
public extern static IntPtr FindWindow(string lpClassName, string lpWindowName);

[DllImport("User32.dll", EntryPoint = "FindWindowEx")]
public static extern IntPtr FindWindowEx(IntPtr hwndParent, IntPtr hwndChildAfter, string lpClassName, string lpWindowName);

IntPtr hwnd = new IntPtr(0);
hwnd = FindWindow(null, "计算器");
//判断这个窗体是否有效 
if (hwnd != IntPtr.Zero)
{
    // 找到窗口
    ...
}