public override void Enumerate(IMemberCompletionAcceptor acceptor)
{
List <TableBinding> joinTargetList = new List <TableBinding>();
TableRefBinding[] tableRefBindings = _queryScope.GetAllTableRefBindings();
foreach (TableRefBinding tableRefBinding in tableRefBindings)
{
TableBinding joinSource = tableRefBinding.TableBinding;
IList <TableRelation> tableRelations = _scope.DataContext.TableRelations.GetRelations(joinSource);
foreach (TableRelation tableRelation in tableRelations)
{
TableBinding joinTarget;
if (tableRelation.ParentTable == joinSource)
{
joinTarget = tableRelation.ChildTable;
}
else
{
joinTarget = tableRelation.ParentTable;
}
if (!joinTargetList.Contains(joinTarget))
{
joinTargetList.Add(joinTarget);
}
}
}
if (joinTargetList.Count > 0)
{
foreach (TableBinding joinTarget in joinTargetList)
{
acceptor.AcceptTable(joinTarget);
}
}
else
{
foreach (TableBinding joinTarget in _scope.DataContext.Tables)
{
acceptor.AcceptTable(joinTarget);
}
}
}
public override void Enumerate(IMemberCompletionAcceptor acceptor)
{
List <TableRelationData> tableRelationDataList = new List <TableRelationData>();
TableRefBinding[] tableRefBindings = _queryScope.GetAllTableRefBindings();
Array.Reverse(tableRefBindings);
foreach (TableRefBinding joinSourceTableRef in tableRefBindings)
{
TableBinding joinSource = joinSourceTableRef.TableBinding;
IList <TableRelation> tableRelations = _scope.DataContext.TableRelations.GetRelations(joinSource);
foreach (TableRelation tableRelation in tableRelations)
{
TableBinding joinTarget;
if (tableRelation.ParentTable == joinSource)
{
joinTarget = tableRelation.ChildTable;
}
else
{
joinTarget = tableRelation.ParentTable;
}
foreach (TableRefBinding joinTargetTableRef in tableRefBindings)
{
if (joinTargetTableRef.TableBinding == joinTarget)
{
TableRelationData tableRelationData = new TableRelationData();
tableRelationData.Relation = tableRelation;
tableRelationData.Child = joinTargetTableRef;
tableRelationData.Parent = joinSourceTableRef;
tableRelationDataList.Add(tableRelationData);
}
}
}
}
foreach (TableRelationData tableRelationData in tableRelationDataList)
{
acceptor.AcceptRelation(tableRelationData.Parent, tableRelationData.Child, tableRelationData.Relation);
}
}
public override void Enumerate(IMemberCompletionAcceptor acceptor)
{
if (acceptor == null)
{
throw ExceptionBuilder.ArgumentNull("acceptor");
}
// Enumerate the complete global scope
//
// 1. Enumerate all table refs and column refs as they are part
// of the query scope.
foreach (TableRefBinding tableRefBinding in _queryScope.GetAllTableRefBindings())
{
acceptor.AcceptTableRef(tableRefBinding);
}
foreach (ColumnRefBinding columnRefBinding in _queryScope.GetAllColumnRefBindings())
{
acceptor.AcceptColumnRef(columnRefBinding);
}
// 2. Enumerate all tables, constants, aggregates and functions
foreach (TableBinding table in _scope.DataContext.Tables)
{
acceptor.AcceptTable(table);
}
foreach (ConstantBinding constant in _scope.DataContext.Constants)
{
acceptor.AcceptConstant(constant);
}
foreach (AggregateBinding aggregateBinding in _scope.DataContext.Aggregates)
{
acceptor.AcceptAggregate(aggregateBinding);
}
foreach (FunctionBinding functionBinding in _scope.DataContext.Functions)
{
acceptor.AcceptFunction(functionBinding);
}
// 3. Enumerate parameters
foreach (ParameterBinding parameter in _scope.Parameters)
{
acceptor.AcceptParameter(parameter);
}
// 4. Enumerate keywords
TokenId[] tokenIDs = (TokenId[])Enum.GetValues(typeof(TokenId));
foreach (TokenId tokenID in tokenIDs)
{
TokenInfo info = TokenInfo.FromTokenId(tokenID);
if (info.IsKeyword)
{
acceptor.AcceptKeyword(info.Text);
}
}
// 5. Enumerate relations
TableRefBinding[] tableRefBindings = _queryScope.GetAllTableRefBindings();
foreach (TableRefBinding parentTableRef in tableRefBindings)
{
IList <TableRelation> relations = _scope.DataContext.TableRelations.GetChildRelations(parentTableRef.TableBinding);
foreach (TableRelation relation in relations)
{
TableBinding childTable = (relation.ParentTable == parentTableRef.TableBinding) ? relation.ChildTable : relation.ParentTable;
TableRefBinding childTableRef = null;
foreach (TableRefBinding tableRefBinding in tableRefBindings)
{
if (tableRefBinding.TableBinding == childTable)
{
childTableRef = tableRefBinding;
break;
}
}
if (childTableRef != null)
{
acceptor.AcceptRelation(parentTableRef, childTableRef, relation);
}
}
}
}
