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namespace System.Web.DynamicData {
using System;
using System.Collections.Generic;
using System.Linq;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Globalization;
internal class DataBoundControlParameterTarget : IControlParameterTarget {
private Control _control;
public DataBoundControlParameterTarget(Control control) {
if (control == null) {
throw new ArgumentNullException("control");
}
_control = control;
}
public MetaTable Table {
get {
return _control.FindMetaTable();
}
}
public MetaColumn FilteredColumn {
get {
return null;
}
}
public string GetPropertyNameExpression(string columnName) {
// Get the DataKeyPropertyAttribute and use that as the to get the correct property name expression
DataKeyPropertyAttribute attribute = _control.GetType().GetCustomAttributes(true).OfType<DataKeyPropertyAttribute>().FirstOrDefault();
if ((attribute != null) && !String.IsNullOrEmpty(attribute.Name)) {
return attribute.Name + String.Format(CultureInfo.InvariantCulture, "['{0}']", columnName);
}
//
return String.Empty;
}
}
}
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