| private SetValue ( int record, object value ) : void | ||
| record | int | |
| value | object | |
| return | void | |
internal void SilentlySetValue(DataRow dr, DataColumn dc, DataRowVersion version, object newValue) {
// get record for version
int record = dr.GetRecordFromVersion(version);
bool equalValues = false;
if (DataStorage.IsTypeCustomType(dc.DataType) && newValue != dc[record]) {
// if UDT storage, need to check if reference changed. See bug 385182
equalValues = false;
}
else {
equalValues = dc.CompareValueTo(record, newValue, true);
}
// if expression has changed
if (!equalValues) {
int[] oldIndex = dr.Table.RemoveRecordFromIndexes(dr, version);// conditional, if it exists it will try to remove with no event fired
dc.SetValue(record, newValue);
int[] newIndex = dr.Table.InsertRecordToIndexes(dr, version);// conditional, it will insert if it qualifies, no event will be fired
if (dr.HasVersion(version)) {
if (version != DataRowVersion.Original) {
dr.Table.RecordChanged(oldIndex, newIndex);
}
if (dc.dependentColumns != null) {
//BugBug - passing in null for cachedRows. This means expression columns as keys does not work when key changes.
dc.Table.EvaluateDependentExpressions(dc.dependentColumns, dr, version, null);
}
}
}
dr.ResetLastChangedColumn();
}
internal void SilentlySetValue(DataRow dr, DataColumn dc, DataRowVersion version, object newValue)
{
int recordFromVersion = dr.GetRecordFromVersion(version);
bool flag = false;
if (DataStorage.IsTypeCustomType(dc.DataType) && (newValue != dc[recordFromVersion]))
{
flag = false;
}
else
{
flag = dc.CompareValueTo(recordFromVersion, newValue, true);
}
if (!flag)
{
int[] oldIndex = dr.Table.RemoveRecordFromIndexes(dr, version);
dc.SetValue(recordFromVersion, newValue);
int[] newIndex = dr.Table.InsertRecordToIndexes(dr, version);
if (dr.HasVersion(version))
{
if (version != DataRowVersion.Original)
{
dr.Table.RecordChanged(oldIndex, newIndex);
}
if (dc.dependentColumns != null)
{
dc.Table.EvaluateDependentExpressions(dc.dependentColumns, dr, version, null);
}
}
}
dr.ResetLastChangedColumn();
}
