protected void AddGroupNode(SQLTree tree)
{
if (tree.IsGroup)
{
tree.AddChild(Filter <T> .CreateDefaultGroup());
tree.MarkAsDirty();
}
}
protected void AddNode(SQLTree tree)
{
if (tree.IsGroup)
{
tree.AddChild(Filter <T> .CreateDefaultExpression(Properties[0]));
tree.MarkAsDirty();
}
}
private void DeleteExecuted(object sender, ExecutedRoutedEventArgs e)
{
SQLTree tree = e.Parameter as SQLTree;
if (tree != null)
{
DeleteNode(tree);
}
}
private void AddGroupExecuted(object sender, ExecutedRoutedEventArgs e)
{
SQLTree tree = e.Parameter as SQLTree;
if (tree != null)
{
AddGroupNode(tree);
}
}
protected void DeleteNode(SQLTree tree)
{
FilterTree parent = tree.Parent as FilterTree;
if (parent != null)
{
parent.DeleteChild(tree.ChildIndex);
parent.MarkAsDirty();
}
}
