private void AddDataSource(IDocumentDataSource dataSource, bool isInplaceDataSource)
{
CriteriaOperator criteria = isInplaceDataSource ? inPlaceCriteria : null;
if (!String.IsNullOrEmpty(dataSource.Criteria))
{
CriteriaOperator dataSourceCriteria = CriteriaEditorHelper.GetCriteriaOperator(dataSource.Criteria, dataSource.DataType, objectSpace);
if (ReferenceEquals(criteria, null))
{
criteria = dataSourceCriteria;
}
else
{
criteria = new GroupOperator(GroupOperatorType.And, criteria, dataSourceCriteria);
}
}
CollectionSource collectionSource = new CollectionSource(objectSpace, dataSource.DataType, CollectionSourceDataAccessMode.Client, CollectionSourceMode.Proxy);
collectionSource.Criteria["SnapDataSourceFiler"] = criteria;
if (document.DataSources[dataSource.Name] != null)
{
document.DataSources[dataSource.Name].DataSource = collectionSource.Collection;
}
else
{
document.DataSources.Add(dataSource.Name, collectionSource.Collection);
}
}
public DocumentViewModel(
IDocumentDataSource dataSource,
IErrorInfoService errorService)
{
_dataSource = dataSource;
_errorService = errorService;
if (_errorService == null)
{
throw new ArgumentNullException(nameof(errorService), "Не найден обработчик ошибок.");
}
if (dataSource == null)
{
throw new ArgumentNullException(nameof(dataSource), "Не найден источник данных.");
}
NextCommand = new WindowCommand(ProcessDocument, () => !HasErrors);
ValidateQtyCommand = new WindowCommand(ProcessValidate);
}
internal void ShowNewDataSourceDialog()
{
IObjectSpace newDataSourceObjectSpace = objectSpace.CreateNestedObjectSpace();
Type dataSourceType = XafTypesInfo.Instance.FindTypeInfo(documentData.GetType()).FindMember("DataSources").ListElementType;
IDocumentDataSource dataSource = (IDocumentDataSource)newDataSourceObjectSpace.CreateObject(dataSourceType);
DetailView dataSourceDetailView = application.CreateDetailView(newDataSourceObjectSpace, dataSource);
ShowViewParameters svp = new ShowViewParameters(dataSourceDetailView);
svp.TargetWindow = TargetWindow.NewModalWindow;
svp.Context = TemplateContext.PopupWindow;
DialogController dc = application.CreateController <DialogController>();
svp.Controllers.Add(dc);
dc.Accepting += delegate {
newDataSourceObjectSpace.CommitChanges();
IDocumentDataSource newDataSource = (IDocumentDataSource)objectSpace.GetObject(dataSource);
documentData.DataSources.Add(newDataSource);
AddDataSource(newDataSource, false);
};
application.ShowViewStrategy.ShowView(svp, new ShowViewSource(null, null));
}
