/// <devdoc>
/// </devdoc>
private static object Eval(object container, string[] expressionParts)
{
Debug.Assert((expressionParts != null) && (expressionParts.Length != 0),
"invalid expressionParts parameter");
object prop;
int i;
for (prop = container, i = 0; (i < expressionParts.Length) && (prop != null); i++)
{
string expr = expressionParts[i];
bool indexedExpr = expr.IndexOfAny(indexExprStartChars) >= 0;
if (indexedExpr == false)
{
prop = DataBinder.GetPropertyValue(prop, expr);
}
else
{
prop = DataBinder.GetIndexedPropertyValue(prop, expr);
}
}
return(prop);
}
/// <devdoc>
/// </devdoc>
public static string GetIndexedPropertyValue(object container, string propName, string format)
{
object value = DataBinder.GetIndexedPropertyValue(container, propName);
if ((value == null) || (value == System.DBNull.Value))
{
return(String.Empty);
}
else
{
if (String.IsNullOrEmpty(format))
{
return(value.ToString());
}
else
{
return(string.Format(format, value));
}
}
}