public void Populate(object grid, IColumnsProvider <T> provider)
{
//if (grid is ItemsControl dataGrid)
//{
// dataGrid.SourceUpdated += delegate (object sender, DataTransferEventArgs args)
// {
// ICollectionView cv = CollectionViewSource.GetDefaultView(dataGrid.ItemsSource);
// };
//}
provider.Populate(grid);
}
public override void Render()
{
// Receive parent data item context
HierarchicalDataItem parentDataItem = GetDataContext();
_data = _isDataReceivedDirectly ? _data : _templateProcessor.GetValue(_dataSourceTemplate, parentDataItem);
bool isCanceled = CallBeforeRenderMethod();
if (isCanceled)
{
ResultRange = ExcelHelper.CloneRange(Range);
return;
}
IColumnsProvider columnsProvider = _columnsFactory.Create(_data);
if (columnsProvider == null)
{
DeletePanel(this);
return;
}
IList <ExcelDynamicColumn> columns = columnsProvider.GetColumnsList(_data);
if (!columns.Any())
{
DeletePanel(this);
return;
}
ResultRange = ExcelHelper.MergeRanges(Range, RenderHeaders(columns));
ResultRange = ExcelHelper.MergeRanges(ResultRange, RenderColumnNumbers(columns));
IXLRange dataRange = RenderDataTemplates(columns);
if (dataRange != null)
{
ResultRange = ExcelHelper.MergeRanges(ResultRange, RenderData(dataRange));
}
IXLRange totalsRange = RenderTotalsTemplates(columns);
if (totalsRange != null)
{
ResultRange = ExcelHelper.MergeRanges(ResultRange, RenderTotals(totalsRange));
}
RemoveName();
CallAfterRenderMethod();
}