/// <summary>
/// 获取列数据
/// </summary>
/// <param name="pColumn">需要进行过滤的列</param>
/// <returns></returns>
public object[] GetDataes(FilteringColumn pColumn)
{
List <object> dataes = new List <object>();
//
if (this.Dataes != null && this.Dataes.Rows.Count > 0 &&
pColumn != null &&
pColumn.GridColumn != null &&
(!string.IsNullOrEmpty(pColumn.GridColumn.DataIndex))
)
{
var colID = pColumn.GridColumn.DataIndex;
if (this.Dataes.Columns.Contains(colID))
{
foreach (DataRow dr in this.Dataes.Rows)
{
if (dr[colID] == DBNull.Value)
{
dataes.Add(null);
}
else
{
dataes.Add(dr[colID]);
}
}
}
}
//
return(dataes.ToArray());
}
/// <summary>
/// 是否显示该列
/// </summary>
/// <param name="pColumn">进行筛选的列</param>
/// <param name="pDataRetriever">列数据获取器</param>
/// <returns></returns>
public bool IsShowColumn(FilteringColumn pColumn, ColumnDataRetriever pDataRetriever)
{
if (this.ShowColumnStrategy != null)
{
return(this.ShowColumnStrategy(pColumn, pDataRetriever));
}
//默认为显示
return(true);
}
/// <summary>
/// 获取摘要值
/// </summary>
/// <param name="pColumn">需要进行过滤的列</param>
/// <param name="pSummary">摘要</param>
/// <returns></returns>
public string GetSummary(FilteringColumn pColumn, ISummary pSummary)
{
if (pColumn != null && pColumn.GridColumn != null && pSummary != null && this.ColumnSummaryValues != null)
{
if (this.ColumnSummaryValues.ContainsKey(pColumn.GridColumn))
{
var vals = this.ColumnSummaryValues[pColumn.GridColumn];
if (vals != null && vals.Count > 0)
{
foreach (var val in vals)
{
if (val.Key == pSummary)
{
return(val.Value);
}
}
}
}
}
return(null);
}