[DllImport("user32.dll")] static extern bool GetWindowRect(IntPtr hWnd, out RECT lpRect); [DllImport("user32.dll")] static extern bool MoveWindow(IntPtr hWnd, int x, int y, int nWidth, int nHeight, bool bRepaint); [DllImport("user32.dll", SetLastError = true)] public static extern bool SetWindowPos(IntPtr hWnd, IntPtr hWndInsertAfter, int X, int Y, int cx, int cy, uint uFlags); const int SWP_SHOWWINDOW = 0x0040; static readonly IntPtr HWND_BOTTOM = new IntPtr(1); public struct RECT { public int Left; public int Top; public int Right; public int Bottom; } private void button1_Click(object sender, EventArgs e) { // string executablePath = @"C:\Users\Administrator\Desktop\WindowsFormsApp2\WindowsFormsApp2\bin\Debug\WindowsFormsApp2.exe"; string executablePath = Properties.Settings.Default.executablePath; Process process = Process.Start(executablePath); process.WaitForInputIdle(); // 等待进程变为可互动状态 Thread.Sleep(1000); IntPtr hWnd = process.MainWindowHandle; if (hWnd != IntPtr.Zero) { int screenWidth = Screen.PrimaryScreen.WorkingArea.Width; int screenHeight = Screen.PrimaryScreen.WorkingArea.Height; RECT rect; GetWindowRect(hWnd, out rect); // 计算窗口的宽度和高度 int windowWidth = rect.Right - rect.Left; int windowHeight = rect.Bottom - rect.Top; // 设置窗口位置和大小 SetWindowPos(hWnd, IntPtr.Zero, rect.Left, screenHeight - windowHeight, windowWidth, windowHeight, SWP_SHOWWINDOW); } }