// customize the columns of a C1FlexGrid control
// use dynamic type in order to avoid dependencies.
static void CustomizeFlexGrid(dynamic flex, Type entityType, EntityDataSource datasource)
{
// configure columns
foreach (dynamic c in flex.Cols)
{
// if the column is a key, make it read-only
var pi = entityType.GetProperty(c.Name);
if (pi != null)
{
var atts = pi.GetCustomAttributes(typeof(EdmScalarPropertyAttribute), false);
if (atts.Length > 0)
{
var att = atts[0] as EdmScalarPropertyAttribute;
if (att.EntityKeyProperty)
{
c.AllowEditing = false;
}
}
// if the column holds entities, give it a data map
var type = pi.PropertyType;
if (!type.IsPrimitive) // typeof(EntityObject).IsAssignableFrom(type))
{
c.DataMap = datasource.GetLookupDictionary(type);
}
}
}
}
// customize the columns of a DataGridView
static void CustomizeDataGridView(DataGridView gridview, Type entityType, EntityDataSource datasource)
{
// configure columns
for (int colIndex = 0; colIndex < gridview.Columns.Count; colIndex++)
{
// get column
var c = gridview.Columns[colIndex];
// if the column is a key, make it read-only
var pi = entityType.GetProperty(c.DataPropertyName);
if (pi != null)
{
var atts = pi.GetCustomAttributes(typeof(EdmScalarPropertyAttribute), false);
if (atts.Length > 0)
{
var att = atts[0] as EdmScalarPropertyAttribute;
if (att.EntityKeyProperty)
{
c.ReadOnly = true;
}
}
// if the column holds entities, give it a data map
var type = pi.PropertyType;
if (!type.IsPrimitive)
//if (typeof(EntityObject).IsAssignableFrom(type))
{
var map = datasource.GetLookupDictionary(type);
if (map != null)
{
var col = new DataGridViewComboBoxColumn();
col.HeaderText = c.HeaderText;
col.DataPropertyName = c.DataPropertyName;
col.Width = c.Width;
col.DefaultCellStyle = c.DefaultCellStyle;
col.DataSource = map;
col.ValueMember = "Key";
col.DisplayMember = "Value";
gridview.Columns.RemoveAt(colIndex);
gridview.Columns.Insert(colIndex, col);
}
}
}
}
}