protected void UpdateColumnFormats(bool restoreDefaultFormats)
{
var bindingListSource = DataSource as BindingListSource;
if (bindingListSource == null)
{
return;
}
var newColumnFormats = ImmutableList.ValueOf(_itemProperties.Select(prop => bindingListSource.ColumnFormats.GetFormat(new ColumnId(prop.ColumnCaption))));
if (Equals(newColumnFormats, _columnFormats))
{
return;
}
_columnFormats = newColumnFormats;
foreach (var column in Columns.OfType <DataGridViewColumn>())
{
if (string.IsNullOrEmpty(column.DataPropertyName))
{
continue;
}
DataPropertyDescriptor pd = null;
ColumnFormat columnFormat = null;
if (column.Index < _itemProperties.Count && _itemProperties[column.Index].Name == column.DataPropertyName)
{
pd = _itemProperties[column.Index];
columnFormat = _columnFormats[column.Index];
}
else
{
for (int i = 0; i < _itemProperties.Count; i++)
{
if (_itemProperties[i].Name == column.DataPropertyName)
{
pd = _itemProperties[i];
columnFormat = _columnFormats[i];
}
}
}
if (pd == null)
{
continue;
}
if (null != columnFormat.Format)
{
column.DefaultCellStyle.Format = columnFormat.Format;
}
else
{
if (restoreDefaultFormats)
{
var originalColumn = _viewContext.CreateGridViewColumn(pd);
column.DefaultCellStyle.Format = originalColumn.DefaultCellStyle.Format;
}
}
if (columnFormat.Width.HasValue)
{
column.Width = columnFormat.Width.Value;
}
}
}
