private FilterOperationBase BuildFilter(FilterTreeNode node)
{
// Если узел - операция
OperationTreeNode operationNode = node as OperationTreeNode;
{
if (operationNode != null)
{
FilterOperation operation = new FilterOperation(operationNode.Operation);
foreach (object obj in operationNode.Items)
{
FilterTreeNode childNode = obj as FilterTreeNode;
if (childNode != null)
{
FilterOperationBase filter = BuildFilter(childNode);
if (filter != null)
{
operation.Children.Add(filter);
}
}
}
return(operation);
}
}
// Если узел - операнд
OperandTreeNode operand = node as OperandTreeNode;
if (operand != null)
{
return(operand.Operand);
}
return(null);
}
void item_ctrl_CustomCommandClick(object sender, CustomItemEventArgs e)
{
switch (e.Type)
{
case CustomControlTypes.Clear:
this.Items.Clear();
break;
case CustomControlTypes.Delete:
FilterTreeNode node = this.Parent as FilterTreeNode;
if (node != null)
{
node.Items.Remove(this);
}
break;
case CustomControlTypes.AddOperation:
OperationTreeNode operationNode = new OperationTreeNode(OperationTypes.And, false, m_Properties);
operationNode.ApplyFilter += new EventHandler(OnApplyFilter);
this.Items.Add(operationNode);
OperandTreeNode operand1_Node = new OperandTreeNode(m_Properties);
operand1_Node.ApplyFilter += new EventHandler(OnApplyFilter);
operationNode.Items.Add(operand1_Node);
break;
case CustomControlTypes.AddOperand:
OperandTreeNode operandNode = new OperandTreeNode(m_Properties);
operandNode.ApplyFilter += new EventHandler(OnApplyFilter);
this.Items.Add(operandNode);
break;
}
}
public void Initialize(List <LevelPropertyInfo> properties)
{
Tree.Items.Clear();
OperationTreeNode operationNode = new OperationTreeNode(OperationTypes.And, true, properties);
operationNode.ApplyFilter += new EventHandler(OnApplyFilter);
Tree.Items.Add(operationNode);
OperandTreeNode node = new OperandTreeNode(properties);
node.ApplyFilter += new EventHandler(ApplyFilter);
operationNode.Items.Add(node);
operationNode.IsExpanded = true;
}
public void Initialize(List<LevelPropertyInfo> properties)
{
Tree.Items.Clear();
OperationTreeNode operationNode = new OperationTreeNode(OperationTypes.And, true, properties);
operationNode.ApplyFilter += new EventHandler(OnApplyFilter);
Tree.Items.Add(operationNode);
OperandTreeNode node = new OperandTreeNode(properties);
node.ApplyFilter += new EventHandler(ApplyFilter);
operationNode.Items.Add(node);
operationNode.IsExpanded = true;
}