protected static bool IsResultTable(Type table)
{
return(ReportColumn.GetTableType(table) == TableType.result);
}
/// <summary>
/// Used when loading a saved Report, this method figures out what to display in the UI.
/// The saved Report just has the information necessary to execute the query, which
/// is the set of columns to query, and paired with the tables to query.
/// This then needs to be transformed back into which columns in the big tree view were
/// selected, and whether the "Pivot Results" checkbox was checked.
/// </summary>
public void GetColumnInfos(Report report, TreeView treeView, out List <NodeData> columnInfos)
{
// CONSIDER: Why have the base class?
if (!(report is SimpleReport))
{
throw new InvalidOperationException(Resources.ColumnSet_GetColumnInfos_Unexpected_report_type);
}
SimpleReport simpleReport = (SimpleReport)report;
columnInfos = new List <NodeData>();
var allColumns = new List <ReportColumn>(simpleReport.Columns);
var pivotReport = simpleReport as PivotReport;
if (pivotReport != null)
{
allColumns.AddRange(pivotReport.CrossTabValues);
}
if (allColumns.Count == 0)
{
return;
}
var allTables = new HashSet <Type>(from reportColumn in allColumns
select reportColumn.Table);
Table table = MostManyTable;
Identifier prefix = null;
while (table != null)
{
if (allTables.Contains(table.PersistentClass) ||
allTables.Contains(table.ResultsClass) ||
allTables.Contains(table.ResultsSummaryClass))
{
break;
}
if (table.Parent == null)
{
string tableNames = string.Join(", ", (from reportTable in allTables // Not L10N
select reportTable.ToString()).ToArray());
throw new InvalidDataException(string.Format(Resources.ColumnSet_GetColumnInfos_Unable_to_find_table_for__0_, tableNames));
}
table = table.Parent.ParentTable;
prefix = new Identifier(prefix, table.Name);
}
foreach (var unqualifiedId in allColumns)
{
Identifier identifier;
TableType type = ReportColumn.GetTableType(unqualifiedId.Table);
switch (type)
{
case TableType.result:
identifier = JoinIds(prefix, unqualifiedId.Column, ToResultsIdentifier);
break;
case TableType.summary:
identifier = JoinIds(prefix, unqualifiedId.Column, ToResultsSummaryIdentifier);
break;
default:
identifier = JoinIds(prefix, unqualifiedId.Column);
break;
}
columnInfos.Add(FindNodeData(treeView, type, identifier));
}
}