public GridColumnAttribute GetAnnotationForColumn <T>(PropertyInfo pi)
{
pi = GetMetadataProperty <T>(pi);
var gridAttr = pi.GetAttribute <GridColumnAttribute>();
GridColumnAttribute dataAnnotationAttr = gridAttr;
DataAnnotationsOptions dataAnnotations = ExtractDataAnnotations(pi);
if (dataAnnotations != null)
{
if (gridAttr == null)
{
dataAnnotationAttr = new GridColumnAttribute
{
Title = dataAnnotations.DisplayName,
FilterEnabled = dataAnnotations.FilterEnabled ?? false,
Format = dataAnnotations.Format
};
}
else
{
dataAnnotationAttr.Title = string.IsNullOrEmpty(gridAttr.Title) ? dataAnnotations.DisplayName : gridAttr.Title;
dataAnnotationAttr.FilterEnabled = dataAnnotations.FilterEnabled ?? gridAttr.FilterEnabled;
dataAnnotationAttr.Format = string.IsNullOrEmpty(gridAttr.Format) ? dataAnnotations.Format : gridAttr.Format;
}
}
return(dataAnnotationAttr);
}
public GridHiddenColumnAttribute GetAnnotationForHiddenColumn <T>(PropertyInfo pi)
{
pi = GetMetadataProperty <T>(pi);
var gridAttr = pi.GetAttribute <GridHiddenColumnAttribute>();
if (gridAttr != null)
{
return(gridAttr);
}
GridHiddenColumnAttribute dataAnnotationAttr = null;
DataAnnotationsOptions dataAnnotations = ExtractDataAnnotations(pi);
if (dataAnnotations != null)
{
dataAnnotationAttr = new GridHiddenColumnAttribute
{
Format = dataAnnotations.Format,
Key = dataAnnotations.Key
};
}
return(dataAnnotationAttr);
}
private DataAnnotationsOptions ExtractDataAnnotations(PropertyInfo pi)
{
DataAnnotationsOptions result = null;
var displayAttr = pi.GetAttribute <DisplayAttribute>();
if (displayAttr != null)
{
result = new DataAnnotationsOptions();
result.DisplayName = displayAttr.GetName();
result.FilterEnabled = displayAttr.GetAutoGenerateFilter();
}
else
{
var displayNameAttr = pi.GetAttribute <DisplayNameAttribute>();
if (displayNameAttr != null)
{
result = new DataAnnotationsOptions();
result.DisplayName = displayNameAttr.DisplayName;
}
}
var displayFormatAttr = pi.GetAttribute <DisplayFormatAttribute>();
if (displayFormatAttr != null)
{
if (result == null)
{
result = new DataAnnotationsOptions();
}
result.Format = displayFormatAttr.DataFormatString;
}
return(result);
}
public GridColumnAttribute GetAnnotationForColumn <T>(PropertyInfo pi)
{
pi = GetMetadataProperty <T>(pi);
var gridAttr = pi.GetAttribute <GridColumnAttribute>();
if (gridAttr != null)
{
return(gridAttr);
}
GridColumnAttribute dataAnnotationAttr = null;
DataAnnotationsOptions dataAnnotations = ExtractDataAnnotations(pi);
if (dataAnnotations != null)
{
dataAnnotationAttr = new GridColumnAttribute
{
Title = dataAnnotations.DisplayName,
FilterEnabled = dataAnnotations.FilterEnabled ?? false,
Format = dataAnnotations.Format
};
}
return(dataAnnotationAttr);
}
