IfcDoc.FormEdit.TextBoxHTML_Validated C# (CSharp) Method

        private void TextBoxHTML_Validated(object sender, EventArgs e)
        {
            if (this.textBoxHTML.Text != null && this.textBoxHTML.Tag != null)
            {
                DocObject docobj = (DocObject)this.textBoxHTML.Tag;
                if (docobj.Documentation != this.textBoxHTML.Text)
                {
                    docobj.Documentation = this.textBoxHTML.Text;
                    this.m_modified = true;
                }
            }
        }