public ScrollInfo GetScrollInfo(RichTextBox textBox)
{
ScrollInfo scrollInfo = new ScrollInfo();
scrollInfo.fMask = (uint)Types.ScrollInfoMask.SIF_ALL;
scrollInfo.cbSize = (uint)Marshal.SizeOf(scrollInfo);
GetScrollInfo(mdTabChatMessageTextBox.Handle, (int)Types.ScrollBarType.SbVert, ref scrollInfo);
return scrollInfo;
}
private static extern bool GetScrollInfo(IntPtr hwnd, int nBar, ref ScrollInfo lpsi);