/// <summary>
/// 根据上一次查询条件重新读入数据
/// 第一条记录设置不变
/// </summary>
public virtual void ReloadData()
{
//// 还没查找过，不能刷新
//if (m_needFindConddition && !m_findConditionLoaded)
// return;
//if (m_needSearchExpression)
//{
SearchHistoryInfo his = GetHistory(0);
// his.Expression = string.Empty 代表查询条件为空，当时已经查询过
if (his != null && his.IsCurrentSession && his.Expression != null)
{
LoadData(SearchExpression.Parse(his.Expression), SearchOrder.Parse(his.Order));
}
// 不过无查询条件，不刷新
//else
//{
// LoadData();
//}
//}
//else
//{
// LoadData(new List<ISearchExpression>(), null, this.FirstResult);
// return true;
//}
}
/// <summary>
///
/// </summary>
/// <param name="dm"></param>
/// <param name="actionName"></param>
public static string GetNavigatorAddress(string actionName, IDisplayManager dm = null)
{
SearchHistoryInfo his = null;
if (dm != null)
{
his = dm.SearchManager.GetHistory(0);
}
StringBuilder sb = new StringBuilder();
sb.Append(string.Format("{0}/action/{1}/?", SystemConfiguration.ApplicationName, actionName));
if (his != null && his.IsCurrentSession)
{
if (!string.IsNullOrEmpty(his.Expression))
{
sb.Append(string.Format("exp={0}&", his.Expression));
}
if (!string.IsNullOrEmpty(his.Order))
{
sb.Append(string.Format("order={0}&", his.Order));
}
if (dm.SearchManager.FirstResult != 0)
{
sb.Append(string.Format("first={0}&", dm.SearchManager.FirstResult));
}
sb.Append(string.Format("count={0}&", dm.SearchManager.MaxResult));
}
return(s_addressHeader + Encrypt(sb.ToString()));
}
/// <summary>
/// SetHistory
/// </summary>
/// <param name="searchExpression"></param>
/// <param name="searchOrders"></param>
/// <param name="isCurrent"></param>
private SearchHistoryInfo SetHistory(ISearchExpression searchExpression, IList <ISearchOrder> searchOrders, bool isCurrent)
{
string nowExpression = SearchExpression.ToString(searchExpression);
int existIdx = -1;
// 发现有重复的也一样添加，因为翻页用到历史里的最近一条(只和最近一条比较）
for (int i = 0; i < 1; ++i)
{
if (m_searchHistoryInfos[i] != null &&
m_searchHistoryInfos[i].Expression == nowExpression)
{
existIdx = i;
break;
}
}
if (existIdx == -1)
{
//historySearchExpressions[historyNow] = SearchExpression.ToString(searchExpressions);
//historySearchOrders[historyNow] = SearchOrder.ToString(searchOrders);
//historyNow = (historyNow + 1) % historyCnt;
for (int i = historyCnt - 1; i > 0; --i)
{
m_searchHistoryInfos[i] = m_searchHistoryInfos[i - 1];
}
m_searchHistoryInfos[0] = new SearchHistoryInfo(SearchExpression.ToString(searchExpression),
SearchOrder.ToString(searchOrders), isCurrent);
return(m_searchHistoryInfos[0]);
}
else
{
m_searchHistoryInfos[existIdx].IsCurrentSession = isCurrent;
return(m_searchHistoryInfos[existIdx]);
}
}
