/// <summary>
/// Gets the DC values object, whose identifier is 'id', from the data view.
/// </summary>
/// <param name="id">The identifier of the DC values object.</param>
/// <returns>Returns the DC values, whose identifier is 'id', if found.
/// If 'id' is not found - the method returns null</returns>
internal DcValues GetDcValues(DataControlRangeDataCollection dcValuesRange)
{
int id;
if (DataviewManager.TryGetDcValuesIsByRange(dcValuesRange, out id))
{
return(Dataview.getDcValues(id));
}
else
{
return(null);
}
}
internal override UnitComputeResult Compute(IRecord record, bool checkRange, bool recompute, bool computeInitExpressions)
{
var rangeData = new DataControlRangeDataCollection(rangeDataSourceId, dcValuesRangeBuilder, boundControlId);
var dcv = (DataviewSynchronizer.GetDcValues(rangeData));
if (dcv == null)
{
// The range does not exist in the map - need to create a new DcValues object.
dcv = dcValuesBuilder.Build();
DataviewSynchronizer.AddDcValues(dcv, rangeData);
}
DataviewSynchronizer.ApplyDcValues(dcv, record, boundControlId);
return(new UnitComputeResult());
}
/// <summary>
/// Add new dcValues , set dcValues reference to control and refresh the control.
/// </summary>
/// <param name="dcValues"></param>
/// <param name="rangeData"></param>
/// <param name="control"></param>
internal void ApplyDCValuesAndRefreshControl(DcValues dcValues, DataControlRangeDataCollection rangeData, MgControlBase control)
{
//add new DC values collection
DataviewManager.DataviewSynchronizer.AddDcValues(dcValues, rangeData);
//set dc values reference
Task.SetDataControlValuesReference(control.getDitIdx(), dcValues.getId());
//Update DCValRef of every record after fetching the dataControl values.
for (int i = 0; i < ((DataView)Task.DataView).getSize(); i++)
{
((DataView)Task.DataView).getRecByIdx(i).AddDcValuesReference(control.getDitIdx(), dcValues.getId());
}
//Update DCValRef of original record.
((DataView)Task.DataView).getOriginalRec().AddDcValuesReference(control.getDitIdx(), dcValues.getId());
control.RefreshDisplay();
}
/// <summary>
///
/// </summary>
/// <returns></returns>
internal override ReturnResultBase Execute()
{
LocalDataviewManager localDataViewManager = Task.DataviewManager.LocalDataviewManager;
RuntimeReadOnlyView dataControlView = localDataViewManager.TaskViews.GetDataControlViewByBoundControlId(control.getDitIdx());
DataSourceId dataSourceId = dataControlView.DataSourceViewDefinition.TaskDataSource.DataSourceDefinition.Id;
DataControlRangeDataCollection rangeData = new DataControlRangeDataCollection(dataSourceId, dataControlView.RangeBuilder, control.getDitIdx());
//remove old DataControlRangeDataCollection entry from map.
localDataViewManager.rangeToDcValuesMap.Remove(rangeData);
//build new DC values for control
LocallyComputedDcValuesBuilder dcValuesBuilder = new LocallyComputedDcValuesBuilder(dataControlView);
var dataControlValues = dcValuesBuilder.Build();
localDataViewManager.DataviewSynchronizer.ApplyDCValuesAndRefreshControl(dataControlValues, rangeData, control);
return(new ReturnResult());
}
/// <summary>
/// Adds the dcValues object to the data view's DC values collection.
/// </summary>
/// <param name="dcValues">Object to be added to the data view.</param>
internal void AddDcValues(DcValues dcValues, DataControlRangeDataCollection dcValuesRange)
{
Dataview.AddDcValues(dcValues);
DataviewManager.MapDcValues(dcValuesRange, dcValues.getId());
}