internal bool DataBind()
{
this.Keys.EnsureDbKeysValue();
SqlQuery query = this.CreateSelectQuery();
RecordTableMetaDataProvider metaDataProvider = new RecordTableMetaDataProvider(this.Template);
IEntityMetaData metaData = metaDataProvider.CreateEntityMetaData();
FilterCriteriaList filters = new FilterCriteriaList(this.card.Factory.ParameterPrefix);
IEnumerable<PropertyMetaData> keySchemas = metaData.OfKeys(true);//Order a göre geldiği için böyle.
IEnumerator<DbKey> keys = this.Keys.GetEnumerator();
foreach (PropertyMetaData keyProperty in keySchemas)
{
keys.MoveNext();
filters.Add(keyProperty, ConditionOperator.Equals, keys.Current.Value);
}
char tableAlias = this.TableName[0];
string tableNameOp = tableAlias + ".";
query.Combine(filters.ToQuery(tableNameOp));
bool readed = false;
Record record = this.Template.NewRecord();
using (IDataReader dr = this.card.Factory.DataAccess.CreateDataReader(query, CommandBehavior.SingleRow))
{
if (readed = dr.Read())
{
int length = dr.FieldCount;
for (int j = 0; j < length; ++j)
{
string columnName = dr.GetName(j);
object dbValue = dr[j];
if (dbValue == DBNull.Value)
dbValue = null;
record[columnName] = dbValue;
}
}
}
if (readed)
{
using (Binding binding = new Binding(record, metaDataProvider, this.Controls))
{
binding.DataBind();
}
}
else
{
foreach (IEntityControl ctrl in this.Controls)
ctrl.Clear();
}
return readed;
}
internal FormRecordValidationResult ValidateInputs()
{
FormRecordValidationResult ret = new FormRecordValidationResult();
RecordTable template = this.Template;
Record newRecord = template.NewRecord();
RecordTableMetaDataProvider provider = new RecordTableMetaDataProvider(template);
using (Binding binding = new Binding(newRecord, provider, this.Controls))
{
if (binding.ReadValues())
{
ret.Validated = true;
ret.ValidatedRecord = newRecord;
ret.MetaDataProvider = provider;
}
}
return ret;//if validation fails returns null.
}
internal void Init()
{
RecordTable template = this.Template;
RecordTableMetaDataProvider metaDataProvider = new RecordTableMetaDataProvider(template);
using (Binding binding = new Binding(template.NewRecord(),metaDataProvider, this.Controls))
{
binding.Init();
}
}
