public QueryExpressionGroupData GetDataObject()
{
var data = new QueryExpressionGroupData {
GroupOperator = GroupMenuButton.Content.ToString()
};
foreach (var item in NestedExpressions)
{
var group = item as QueryExpressionGroup;
if (group != null)
{
if (data.Groups == null)
{
data.Groups = new List <QueryExpressionGroupData>();
}
data.Groups.Add(group.GetDataObject());
continue;
}
var expression = item as QueryExpression;
if (expression != null)
{
if (data.Expressions == null)
{
data.Expressions = new List <QueryExpressionData>();
}
data.Expressions.Add(expression.GetDataObject());
}
}
return(data);
}
public void LoadFromData(QueryExpressionGroupData expressionGroup)
{
if (!string.IsNullOrEmpty(expressionGroup.GroupOperator))
{
GroupMenuButton.Content = expressionGroup.GroupOperator;
}
foreach (var expression in expressionGroup.Expressions)
{
var zExpression = AddExpression();
zExpression.LoadFromData(expression);
}
if (expressionGroup.Groups == null)
{
return;
}
foreach (var group in expressionGroup.Groups)
{
var zExpressionGroup = AddSingleExpressionGroup();
zExpressionGroup.LoadFromData(@group);
}
}