protected override bool ProcessDialogKey(Keys keyData)
            {
                StiEditBase editor = Parent as StiEditBase;

                if ((keyData & Keys.KeyCode) == Keys.Tab && (Control.ModifierKeys & Keys.Shift) > 0)
                {
                    Form form = editor.FindForm();
                    if (form != null)
                    {
                        form.SelectNextControl(editor, false, true, true, true);
                        return(true);
                    }
                }
                return(base.ProcessDialogKey(keyData));
            }
 public InternalTextBox(StiEditBase ParentControl)
 {
     this.parentControl = ParentControl;
 }