[DllImport("User32.dll", CharSet = CharSet.Auto, SetLastError = true)]
private static extern IntPtr SendMessage(IntPtr hWnd, int msg, IntPtr wParam, IntPtr lParam);
public void PageDown()
{
SendMessage(this.Handle, 0x0115, (IntPtr)3, IntPtr.Zero);
}
public void PageUp()
{
SendMessage(this.Handle, 0x0115, (IntPtr)2, IntPtr.Zero);
}
public void PageBottom()
{
SendMessage(this.Handle, 0x0115, (IntPtr)7, IntPtr.Zero);
}
public void PageTop()
{
SendMessage(this.Handle, 0x0115, (IntPtr)6, IntPtr.Zero);
}
注：This 指控件