/// <summary>
/// 根据新的过滤部分预取 URL，同时页序号被重置为初始值
/// </summary>
/// <param name="fieldName"></param>
/// <param name="value"></param>
/// <returns></returns>
public string PrefetchNewFilterUrl(string fieldName, decimal value)
{
fieldName = RetrieveFieldName(fieldName);
if (IsDefaultValue(fieldName, value))
{
return PrefetchNewFilterUrlImpl(fieldName, null);
}
else
{
IFilterPart filter = new TermNumberFilterPart(fieldName, value);
return PrefetchNewFilterUrlImpl(fieldName, filter);
}
}
/// <summary>
/// 设置过滤部分
/// </summary>
/// <param name="fieldName"></param>
/// <param name="value"></param>
public void SetFilter(string fieldName, decimal value)
{
fieldName = RetrieveFieldName(fieldName);
IFilterPart existed = null;
foreach (IFilterPart filter in this.m_filters)
{
if (string.Compare(filter.FieldName, fieldName, true) == 0)
{
existed = filter;
break;
}
}
if (IsDefaultValue(fieldName, value))
{
if (existed != null)
{
this.m_filters.Remove(existed);
this.MarkDirty();
}
return;
}
TermNumberFilterPart part = existed as TermNumberFilterPart;
if (part != null)
{
if (part.Value != value)
{
part.Value = value;
this.MarkDirty();
}
return;
}
else if (existed != null)
{
this.m_filters.Remove(existed);
}
part = new TermNumberFilterPart(fieldName, value);
this.m_filters.Add(part);
this.MarkDirty();
}
