protected override DevExpress.XtraEditors.Controls.ConvertEditValueEventArgs DoFormatEditValue(object val)
{
object objValue = val;
if (objValue != null && objValue != DBNull.Value)
{
if (this.OwnerEdit != null)
{
ABCTextEdit textEdit = (this.OwnerEdit as ABCTextEdit);
String strDataMember = textEdit.DataMember;
if (DataStructureProvider.IsForeignKey(textEdit.TableName, textEdit.DataMember))
{
strDataMember = textEdit.DataMember + ":" + DataStructureProvider.GetDisplayColumn(textEdit.TableName);
}
if (textEdit.BindingManager.Position >= 0 && textEdit.BindingManager.Current != null && textEdit.BindingManager.Current is ABCBusinessEntities.BusinessObject)
{
if (strDataMember.Contains(":") && objValue is Guid && ABCHelper.DataConverter.ConvertToGuid(objValue) != Guid.Empty)
{
ABCBusinessEntities.BusinessObject objBinds = textEdit.BindingManager.Current as ABCBusinessEntities.BusinessObject;
objValue = DataCachingProvider.GetCachingObjectAccrossTable(objBinds, ABCHelper.DataConverter.ConvertToGuid(objValue), strDataMember);
}
}
}
}
return(base.DoFormatEditValue(objValue));
}
public override string GetDisplayText(object editValue)
{
if (editValue != null && editValue != DBNull.Value)
{
try
{
if (this.OwnerEdit != null)
{
ABCTextEdit textEdit = (this.OwnerEdit as ABCTextEdit);
if (String.IsNullOrWhiteSpace(textEdit.DataMember) == false && String.IsNullOrWhiteSpace(textEdit.TableName) == false)
{
String strDataMember = textEdit.DataMember;
if (DataStructureProvider.IsForeignKey(textEdit.TableName, textEdit.DataMember))
{
strDataMember = textEdit.DataMember + ":" + DataStructureProvider.GetDisplayColumn(textEdit.TableName);
}
if (String.IsNullOrWhiteSpace(strDataMember) == false)
{
if (!String.IsNullOrWhiteSpace(textEdit.DataSource))
{
if (textEdit.BindingManager.Position >= 0 && textEdit.BindingManager.Current != null && textEdit.BindingManager.Current is ABCBusinessEntities.BusinessObject)
{
object objValue = editValue;
if (strDataMember.Contains(":") && editValue is Guid && ABCHelper.DataConverter.ConvertToGuid(editValue) != Guid.Empty)
{
ABCBusinessEntities.BusinessObject objBinds = textEdit.BindingManager.Current as ABCBusinessEntities.BusinessObject;
objValue = DataCachingProvider.GetCachingObjectAccrossTable(objBinds, ABCHelper.DataConverter.ConvertToGuid(editValue), strDataMember);
}
return(DataFormatProvider.DoFormat(objValue, textEdit.TableName, strDataMember));
}
}
}
}
}
}
catch (Exception ex)
{ }
}
return(base.GetDisplayText(editValue));
}
