Head 'Em Off at the Pass
Listing 1. You can modify bound data values before display by handling the Format event of a Binding object. Handle a Binding object's Parse event to do the same thing with the underlying data source. ![]() private void OnLoad(object sender, System.EventArgs e) { txtFirstName.DataBindings.Add("Text", m_dsAuthors.Tables["Authors"],"au_fname"); txtLastName.DataBindings.Add("Text", m_dsAuthors.Tables["Authors"],"au_lname"); txtCity.DataBindings.Add("Text", m_dsAuthors.Tables["Authors"],"city"); Binding b = new Binding("Text", m_dsAuthors.Tables["Authors"],"state"); b.Parse +=new ConvertEventHandler(ParseState); b.Format += new ConvertEventHandler(FormatState); txtState.DataBindings.Add(b); } private void ParseState(object sender, ConvertEventArgs e) { e.Value = ((string)e.Value).ToUpper(); } private void FormatState(object sender, ConvertEventArgs e) { e.Value = ((string)e.Value).ToUpper(); } |