void BeginInitializeDataSource()
{
personCollection = new XPCollection <Person>(uow);
personCollection.BindingBehavior = CollectionBindingBehavior.AllowRemove | CollectionBindingBehavior.AllowNew;
personCollection.DeleteObjectOnRemove = true;
personCollection.LoadAsync(EndInitializeDataSource);
}
private void LoadTargets()
{
if (_uow == null)
{
_uow = new UnitOfWork();
_targets = new XPCollection <TargetPerson>(_uow);
}
_targets.LoadAsync(LoadTargetCallBack);
}
void BeginInitializeDataSource()
{
UnitOfWork uow = new UnitOfWork();
XPCollection <Appointments> appointments = new XPCollection <Appointments>(uow);
appointments.DeleteObjectOnRemove = true;
XPCollection <DXSample.DataObjects.Resources> resources = new XPCollection <DXSample.DataObjects.Resources>(uow);
resources.DeleteObjectOnRemove = true;
appointments.LoadAsync();
resources.LoadAsync();
this.DataContext = new CollectionsContainer()
{
Appointments = appointments, Resources = resources, UOW = uow
};
}
public virtual void Search()
{
isSearchingCore = true;
if (Criteria.Operands.Contains(EmptyCollectionCriteria))
{
Criteria.Operands.Remove(EmptyCollectionCriteria);
}
SearchStartEventArgs args = new SearchStartEventArgs(Criteria);
OnSearchStart(args);
if (!args.Cancel)
{
searchResultsCore.SuspendChangedEvents();
searchResultsCore.Criteria = args.Criteria;
searchResultsCore.LoadAsync(LoadSearchResultsCallback);
}
}
private void btnCommitTransactionAsync_Click(object sender, System.EventArgs e)
{
Modify();
int
param1 = 13,
param2 = 14;
AsyncCommitCallback commitCallback = exception =>
{
Debug.WriteLine($"commitCallback({exception?.Message ?? "null"}) {{ param1 = {param1}; param2 = {param2}; }}");
};
param2 *= 2;
_unitOfWork.CommitChangesAsync(commitCallback);
var collectionOfTestDE = new XPCollection <TestDE>(_unitOfWork);
collectionOfTestDE.LoadAsync(LoadObjectsCallback);
}