private void ObjectDataSource_Loaded(object sender, RoutedEventArgs e)
{
if (DesignerProperties.IsInDesignTool)
{
return;
}
// Load event will fire when return to page during navigation.
if (_controlLoaded)
{
return;
}
// Initialize ControlParameters in descriptors now.
SortDescriptors.ForEach(s => s.Initialize(this, this.Culture));
FilterDescriptors.ForEach(f => f.Initialize(this, this.Culture));
GroupDescriptors.ForEach(g => g.Initialize(this, this.Culture));
// We have to listen for changes.
SortDescriptors.CollectionChanged += SortDescriptors_CollectionChanged;
SortDescriptors.ItemChanged += SortDescriptors_ItemChanged;
FilterDescriptors.ItemChanged += FilterDescriptors_ItemChanged;
FilterDescriptors.CollectionChanged += FilterDescriptors_CollectionChanged;
GroupDescriptors.ItemChanged += GroupDescriptors_ItemChanged;
GroupDescriptors.CollectionChanged += GroupDescriptors_CollectionChanged;
if (AutoLoad)
{
LoadCore();
}
_controlLoaded = true;
}
private void CalculateAggregates()
{
if (aggregatesAreCalculated || bindingContext.EnableCustomBinding)
{
return;
}
if (bindingContext.DataSource == null)
{
aggregatesAreCalculated = true;
return;
}
if (Aggregates.Any())
{
var dataSource = GetCustomDataSource(bindingContext.DataSource).AsQueryable();
var source = dataSource;
if (FilterDescriptors.Any())
{
source = dataSource.Where(FilterDescriptors);
}
aggregatesResults = source.Aggregate(Aggregates);
aggregatesAreCalculated = true;
}
}
public BillAllocateManageVM()
{
var ipds = ItemPropertyDefinitions as List <ItemPropertyDefinition>;
ipds.RemoveAll(o => o.PropertyName == "Status");
//ipds.RemoveRange(0, 2);
FilterDescriptors.RemoveAt(1);
this.Entities = SearchData();
}
