public override void CreateFilter()
{
filter = null;
if (members.Count > 0)
{
foreach (var item in members)
{
if (filter == null)
{
filter = Expression.Call(item, "IndexOf", null, Expression.Constant(searchString, typeof(string)), Expression.Constant(strComp));
filter = Expression.GreaterThanOrEqual(filter, Expression.Constant(0));
}
else
{
Expression tempfilter = Expression.Call(item, "IndexOf", null, Expression.Constant(searchString, typeof(string)), Expression.Constant(strComp));
tempfilter = Expression.GreaterThanOrEqual(tempfilter, Expression.Constant(0));
filter = Expression.Or(filter, tempfilter);
}
}
}
else
{
filter = Expression.Call(member, "IndexOf", null, Expression.Constant(searchString, typeof(string)), Expression.Constant(strComp));
filter = Expression.GreaterThanOrEqual(filter, Expression.Constant(0));
}
members.Clear();
FilterCreated?.Invoke();
}
public override void CreateFilter()
{
filter = null;
var startExpr = Expression.Constant(start);
var endExpr = Expression.Constant(stop);
var firstCondition = Expression.GreaterThanOrEqual(member, startExpr);
var secondCondition = Expression.LessThanOrEqual(member, endExpr);
filter = Expression.AndAlso(firstCondition, secondCondition);
FilterCreated?.Invoke();
}
public override void CreateFilter()
{
Expression constant = null, condition = null;
filter = null;
foreach (var item in numbers)
{
constant = Expression.Constant(item);
condition = Expression.Equal(member, constant);
if (filter != null)
{
filter = Expression.Or(filter, condition);
}
else
{
filter = condition;
}
}
FilterCreated?.Invoke();
}
