private async Task <FrameworkElement> BuildChildRecordDataGrid(IReferenceDataSource dataSource, object[] keyValues, CancellationToken cancellationToken)
{
var executionModel = dataSource.CreateExecutionModel(keyValues);
var executionResult = await _outputViewer.ConnectionAdapter.ExecuteChildStatementAsync(executionModel, cancellationToken);
var childReferenceDataSources = await _outputViewer.StatementValidator.ApplyReferenceConstraintsAsync(executionResult, _outputViewer.ConnectionAdapter.DatabaseModel, cancellationToken);
var resultInfo = executionResult.ResultInfoColumnHeaders.Keys.Last();
var resultSet = await _outputViewer.ConnectionAdapter.FetchRecordsAsync(resultInfo, ConfigurationProvider.Configuration.ResultGrid.FetchRowsBatchSize, cancellationToken);
var childRecordDataGrid =
new DataGrid
{
RowHeaderWidth = 0,
Style = (Style)Application.Current.Resources["ResultSetDataGrid"],
ItemsSource = new ObservableCollection <object[]>(resultSet)
};
childRecordDataGrid.AddHandler(VirtualizingStackPanel.CleanUpVirtualizedItemEvent, (CleanUpVirtualizedItemEventHandler)CleanUpVirtualizedItemHandler);
childRecordDataGrid.BeginningEdit += App.DataGridBeginningEditCancelTextInputHandlerImplementation;
childRecordDataGrid.RowStyle = (Style)Resources["DataGridRowStyle"];
var columnHeaders = executionResult.ResultInfoColumnHeaders.Values.Last();
DataGridHelper.InitializeDataGridColumns(childRecordDataGrid, columnHeaders, _outputViewer.StatementValidator, _outputViewer.ConnectionAdapter);
AddChildReferenceColumns(childRecordDataGrid, childReferenceDataSources);
foreach (var columnTemplate in childRecordDataGrid.Columns)
{
columnTemplate.HeaderStyle = (Style)Application.Current.Resources["ColumnHeaderClickBubbleCancelation"];
}
return(childRecordDataGrid);
}
private async Task ApplyReferenceConstraints(CancellationToken cancellationToken)
{
var childReferenceDataSources = await _outputViewer.StatementValidator.ApplyReferenceConstraintsAsync(_executionResult, _outputViewer.ConnectionAdapter.DatabaseModel, cancellationToken);
DataGridHelper.InitializeDataGridColumns(ResultGrid, ColumnHeaders, _outputViewer.StatementValidator, _outputViewer.ConnectionAdapter);
AddChildReferenceColumns(ResultGrid, childReferenceDataSources);
}
