/// <summary> 遍历文档指定Data的Item </summary>
/// <param name="aTravEvent">每遍历到一个Item时触发的事件</param>
/// <param name="aAreas">要遍历的Data</param>
/// <param name="aTag">遍历标识</param>
public void TraverseElement(TraverseItemEventHandle aTravEvent, HashSet <SectionArea> aAreas = null, int aTag = 0)
{
if (aTravEvent == null)
{
return;
}
HashSet <SectionArea> vArea = aAreas;
if (vArea == null)
{
vArea = new HashSet <SectionArea>();
vArea.Add(SectionArea.saHeader);
vArea.Add(SectionArea.saFooter);
vArea.Add(SectionArea.saPage);
}
else
if (vArea.Count == 0)
{
return;
}
HCItemTraverse vItemTraverse = new HCItemTraverse();
vItemTraverse.Tag = aTag;
vItemTraverse.Areas = vArea;
vItemTraverse.Process = aTravEvent;
FEmrView.TraverseItem(vItemTraverse);
FEmrView.FormatData();
}
