public void ShowForm(ICSharpCode.TextEditor.TextArea textArea, TextLocation logicTextPos)
{
frm = new TooltipForm();
frm.AllowResizing = false;
frm.Owner = textArea.FindForm();
int ypos = (textArea.Document.GetVisibleLine(logicTextPos.Y) + 1) * textArea.TextView.FontHeight - textArea.VirtualTop.Y;
Point p = new Point(0, ypos);
p = textArea.PointToScreen(p);
p.X = Control.MousePosition.X - 16;
p.Y -= 1;
frm.StartPosition = FormStartPosition.Manual;
frm.ShowInTaskbar = false;
frm.Location = p;
frm.ClientSize = new Size(Width + 2, row.Height + 2);
Dock = DockStyle.Fill;
frm.Controls.Add(this);
frm.ShowWindowWithoutActivation = true;
frm.Show();
textArea.Click += OnTextAreaClick;
textArea.KeyDown += OnTextAreaClick;
frm.ClientSize = new Size(frm.ClientSize.Width, row.Height + 2);
}