protected void OnApplyError(ApplyErrorEventArgs value)
{
ApplyErrorEventHandler handler = (ApplyErrorEventHandler)base.Events[EventOnApplyError];
if (handler != null)
{
handler(this, value);
}
}
// Modified by yangdong 2006-02-15.
// 为解决提交不成功，InfoNavigator的状态不对的情况。
public virtual bool ApplyUpdates(bool NeedToValidate)
{
bool blapplysuccess = true;
if (fRealDataSet.HasChanges())
{
try
{
OnBeforeApplyUpdates(new EventArgs());
// Add By Chenjian
// Validate modified data
if (this.Site != null /*&& NeedToValidate*/)
{
foreach (IComponent comp in this.Site.Container.Components)
{
if (comp is DefaultValidate)
{
DefaultValidate validator = comp as DefaultValidate;
InfoBindingSource bindingSource = validator.BindingSource;
if (bindingSource != null)
{
if (bindingSource.GetDataSource() != null && bindingSource.GetDataSource() is InfoDataSet
&& (InfoDataSet)bindingSource.GetDataSource() == this)
{
bool isDetail = false;
foreach (DataRelation relation in this.RealDataSet.Relations)
{
if (bindingSource.DataMember == relation.RelationName)
{
isDetail = true;
break;
}
}
if (NeedToValidate || isDetail)
{
for (int i = 0; i < validator.BindingSource.List.Count; ++i)
{
DataRowView rowView = validator.BindingSource.List[i] as DataRowView;
if (rowView.Row.RowState == DataRowState.Modified || rowView.Row.RowState == DataRowState.Added)
{
bool isInsert = rowView.Row.RowState == DataRowState.Added;
bool CheckDeplicateSucessful = validator.CheckDuplicate(rowView, isInsert);
if (!CheckDeplicateSucessful)
{
return false;
}
if (validator.ValidActive == true)
{
bool CheckNullAndRangeSuccessful = validator.CheckNullAndRange(rowView);
bool ValidateSuccessful = validator.ValidateRow(i, rowView);
validator.ResetWarnging();
if (!CheckNullAndRangeSuccessful || !ValidateSuccessful)
{
return false;
}
}
}
}
}
}
}
}
}
}
if (DeleteIncomplete)
{
foreach (DataTable table in fRealDataSet.Tables)
{
ArrayList keys = GetKeyFields(table.TableName);
ArrayList rows = new ArrayList();
foreach (DataRow row in table.Rows)
{
if (row.RowState != DataRowState.Added)
{
continue;
}
bool keyIsNull = false;
foreach (object obj in keys)
{
if (row[(string)obj] == null || row[(string)obj] == DBNull.Value)
{
keyIsNull = true;
break;
}
}
if (keyIsNull)
{
rows.Add(row);
}
}
foreach (DataRow row in rows)
{
table.Rows.Remove(row);
}
}
}
// End Add
DataSet custDS = new DataSet();
//if (_supportCurrentMasterRow)
//{
// custDS.Merge(fRealDataSet);
//}
//else
//{
if (fRealDataSet.GetChanges() != null)
{
custDS.Merge(fRealDataSet.GetChanges());//tables...
}
//}
string s = RemoteName;
int iPos = s.IndexOf('.');
string s1 = s.Substring(0, iPos);
string s2 = s.Substring(iPos + 1, s.Length - iPos - 1);
DataSet aDS = new DataSet();
if (this.CommandText != null && this.CommandText.Length != 0)
aDS = CliUtils.UpdateDataSet(s1, s2, custDS, this.CommandText);
else
aDS = CliUtils.UpdateDataSet(s1, s2, custDS, "");
if (aDS == null || aDS.Tables == null)
{ return false; }
// End Add
//if (fServerModify)
//{
// if (aDS.Tables[0].Rows.Count != 1 || aDS.Tables[0].Rows[0].RowState != DataRowState.Added)
// { goto Label1; }
// DataRow needModifyRow = fRealDataSet.Tables[0].Rows[0];
// foreach (DataRow r in fRealDataSet.Tables[0].Rows)
// {
// if (r.RowState == DataRowState.Added)
// { needModifyRow = r; }
// }
// foreach (DataColumn c in needModifyRow.Table.Columns)
// {
// needModifyRow[c.ColumnName] = aDS.Tables[0].Rows[0][c.ColumnName];
// }
//}
InfoBindingSource ibsview = null;
InfoBindingSource ibsmaster = null;
if (this.Container != null)
{
foreach (IComponent comp in this.Container.Components)
{
if (comp is InfoBindingSource)
{
InfoBindingSource ibs = comp as InfoBindingSource;
foreach (InfoRelation relation in ibs.Relations)
{
if (relation.RelationDataSet == this)// find view
{
ibsview = ibs;
break;
}
}
if (ibs.DataSource == this)
{
ibsmaster = ibs;
}
}
}
}
if (fServerModify)
{
int m = 0;
foreach (DataRow row in aDS.Tables[0].Rows)
{
if (row.RowState == DataRowState.Added)
{
break;
}
m++;
}
if (m < aDS.Tables[0].Rows.Count)
{
DataRow needModifyRow = fRealDataSet.Tables[0].Rows[m];
foreach (DataRow r in fRealDataSet.Tables[0].Rows)
{
if (r.RowState == DataRowState.Added)
{ needModifyRow = r; }
}
/*挂起绑定,减少更改值需要的时间*/
int postion = 0;
if (ibsmaster != null && ibsmaster.ServerModifyCache)
{
postion = ibsmaster.Position;
ibsmaster.CancelPositionChanged = true;
ibsmaster.SuspendBinding();
}
/******************************/
foreach (DataColumn c in needModifyRow.Table.Columns)
{
if (!c.ReadOnly)
{
needModifyRow[c.ColumnName] = aDS.Tables[0].Rows[m][c.ColumnName];
}
}
if (ibsmaster != null && ibsmaster.ServerModifyCache)
{
ibsmaster.ResumeBinding();
ibsmaster.Position = postion;
ibsmaster.CancelPositionChanged = false;
}
if (ibsview != null)
{
DataSet realDs = ((InfoDataSet)ibsview.GetDataSource()).RealDataSet;
DataSet ds = realDs.GetChanges(DataRowState.Added);
if (ds != null)
{
DataColumn[] cs = realDs.Tables[0].PrimaryKey;
DataRow row = ds.Tables[0].Rows[0];
if (cs.Length != 0)
{
List<object> os = new List<object>();
foreach (DataColumn c in cs)
{
os.Add(row[c.ColumnName]);
}
DataRow replaceRow = realDs.Tables[0].Rows.Find(os.ToArray());
foreach (DataColumn c in needModifyRow.Table.Columns)
{
if (replaceRow.Table.Columns.Contains(c.ColumnName) && !c.ReadOnly)
{
replaceRow[c.ColumnName] = needModifyRow[c.ColumnName];
}
}
}
}
}
}
}
if (ibsview != null)
{
(ibsview.DataSource as InfoDataSet).RealDataSet.AcceptChanges();
ibsview.Reset_fInEdit();
}
fRealDataSet.AcceptChanges();
OnAfterApplyUpdates(new EventArgs());
}
catch (Exception e)
{
if (fRealDataSet.GetChanges(DataRowState.Deleted) !=null
&& fRealDataSet.GetChanges(DataRowState.Deleted).Tables[0].Rows.Count > 0 && this.Container != null)
{
bool autoapply = false;
InfoBindingSource ibsview = null;
if (this.Container != null)
{
foreach (IComponent comp in this.Container.Components)
{
if (comp is InfoBindingSource)
{
InfoBindingSource ibs = comp as InfoBindingSource;
if (ibs.DataSource == this) //find bindingsource of master
{
if (ibs.AutoApply)
{
autoapply = true;
continue;
}
else
{
autoapply = false;
break;
}
}
foreach (InfoRelation relation in ibs.Relations)
{
if (relation.RelationDataSet == this)// find view
{
ibsview = ibs;
break;
}
}
}
}
if (autoapply)
{
fRealDataSet.RejectChanges();
if (ibsview != null)
{
(ibsview.DataSource as InfoDataSet).RealDataSet.RejectChanges();
//clear edit flag...
ibsview.Reset_fInEdit();
}
}
}
}
ApplyErrorEventArgs args = new ApplyErrorEventArgs(e);
OnApplyError(args);
blapplysuccess = false;
if (!args.Cancel)
{
throw e;
}
}
finally
{
if (this.Container != null)
{
foreach (IComponent comp in this.Container.Components)
{
if (comp is InfoBindingSource)
{
InfoBindingSource bs = (InfoBindingSource)comp;
DataSet ds = new DataSet();
int m = bs.Relations.Count;
for (int n = 0; n < m; n++)
{
InfoRelation infoRel = bs.Relations[n];
ds = this.fRealDataSet;
if (infoRel.RelationDataSet.GetRealDataSet() == ds)
{
if (!infoRel.Active)
{
infoRel.Active = this.RelationsActive;
}
}
}
}
}
}
}
}
return blapplysuccess;
}
protected void OnApplyError(ApplyErrorEventArgs value)
{
Srvtools.InfoDataSet.ApplyErrorEventHandler handler = (Srvtools.InfoDataSet.ApplyErrorEventHandler)base.Events[EventOnApplyError];
if (handler != null)
{
handler(this, value);
}
}
