/// <summary>
/// 添加TempNode到双亲表(默认情况是将entry.DataSerialization赋给tempRow[Conductor.TableBuilder.DataSerialization]列)
/// </summary>
/// <param name="treeTableBuilder">双亲表Builder</param>
/// <param name="NodeLevel">分组等级（从0开始）</param>
/// <param name="tempRow">双亲表目标行</param>
/// <param name="entry">待添加TempNode对象</param>
public virtual void onAddNodeEntryToDataRow(TreeTableBuilder treeTableBuilder, int NodeLevel, DataRow tempRow, TempNodeEntry entry)
{
tempRow[Conductor.TableBuilder.DataSerialization] = entry.DataSerialization;
}
public override void onCreateTreeTable(TreeTableConductor invorker)
{
int selfID = 1;
ISet <string> sets = new HashSet <string>();
Dictionary <int, List <TempNodeEntry> > tempDict2 = new Dictionary <int, List <TempNodeEntry> >();
//判别使用的是分组事件还是分组接口
int groupCount = 0;
if (IsUseEctarctEvent)
{
//添加分组字段提取器事件
if (ExtractEvents != null)
{
foreach (Delegate d in ExtractEvents.GetInvocationList())
{
ExtractEvents -= d as Del_ExtractGroupFieldValue <T>;
}
}
onBlindExtractEvent();
groupCount = ExtractEvents.GetInvocationList().Count();
}
else
{
//添加分组字段提取器接口
if (Extractors != null)
{
Extractors.Clear();
}
Extractors = new List <IGroupFieldExtractor <T> >();
onAddDataExtract(Extractors);
groupCount = Extractors.Count();
}
TreeTableUtils tableUtils = invorker.convertToTreeTableUtils();
//开始分等等级遍历
for (int NodeLevel = 0; NodeLevel < groupCount; NodeLevel++)
{
//按照指定的分组方法，对每一各分组字段进行获取
foreach (T item in DataList)
{
string[] tags = new string[NodeLevel + 1];
if (IsUseEctarctEvent)
{
for (int index = 0; index < tags.Length; index++)
{
tags[index] = ExtractEvents.GetInvocationList()[index].DynamicInvoke(item).ToString();
}
}
else
{
for (int index = 0; index < tags.Length; index++)
{
tags[index] = Extractors[index].onExtractGroupFieldValue(item);
}
}
string tag = onFormatTag(tags);
int parentID = Tag_RootIndex;
if (NodeLevel != 0)
{
DataRow temp = tableUtils.FindNodeByTag(onFormatTag(tags.Take(NodeLevel).ToArray()));
if (temp == null)
{
continue;
}
parentID = int.Parse(temp[invorker.TableBuilder.SelfID].ToString());
}
if (tempDict2.Keys.Contains(parentID) == false)
{
tempDict2.Add(parentID, new List <TempNodeEntry>());
}
if (sets.Contains(tag) == false)
{
TempNodeEntry entry = new TempNodeEntry();
entry.Tag = tag;
entry.Value = tags[NodeLevel];
onCustomTempNodeEntry(ref entry, item, NodeLevel);
tempDict2[parentID].Add(entry);
sets.Add(tag);
}
}
foreach (int Key_parentID in tempDict2.Keys)
{
foreach (var value_entry in SortTempNodeEntryBeforeAddToTree(tempDict2[Key_parentID], NodeLevel, Key_parentID))
{
DataRow tempRow = Conductor.ResultTable.NewRow();
tempRow[Conductor.TableBuilder.SelfID] = selfID++;
tempRow[Conductor.TableBuilder.Value] = value_entry.Value;
tempRow[Conductor.TableBuilder.ParentID] = Key_parentID;
tempRow[Conductor.TableBuilder.Tag] = value_entry.Tag;
//支持有其他属性的添加
onAddNodeEntryToDataRow(Conductor.TableBuilder, NodeLevel, tempRow, value_entry);
//添加到数据表
Conductor.ResultTable.Rows.Add(tempRow);
}
}
sets.Clear();
tempDict2.Clear();
}
}
/// <summary>
/// 依据item对临时节点对象entry进行调整
/// 1. 默认是将item.toString值赋给entry.DataSerialization字段
/// 2. 原则上除了最后一级节点，不要修改entry的Tage和value值
/// </summary>
/// <param name="entry">临时节点对象</param>
/// <param name="item">填充元素</param>
/// <param name="NodeLevel">分组等级（从0开始）</param>
public virtual void onCustomTempNodeEntry(ref TempNodeEntry entry, T item, int NodeLevel)
{
entry.DataSerialization = item.ToString();
}
