public static bool SplitElements(DomElementList SourceList, bool deeply)
{
bool result = false;
DomElementList tempList = new DomElementList();
tempList.AddRange(SourceList);
foreach (DomElement element in tempList)
{
if (element is DomStringElement)
{
// 将文本元素拆分成多个字符元素
int index = SourceList.IndexOf(element);
DomElementList cs = ((DomStringElement)element).SplitChars();
SourceList.RemoveAt(index);
for (int iCount = 0; iCount < cs.Count; iCount++)
{
SourceList.Insert(index + iCount, cs[iCount]);
}
result = true;
}
else if (element is DomContainerElement)
{
SplitElements(((DomContainerElement)element).Elements, deeply);
//SourceList.Add(element);
}
}
return(result);
}
/// <summary>
/// 删除元素列表中自动创建的段落标记元素
/// </summary>
/// <param name="elements">文档元素列表</param>
/// <returns>操作是否改变了列表内容</returns>
public static bool RemoveAutoCreateParagraphFlag(DomElementList elements)
{
if (elements != null && elements.Count > 0)
{
if (elements.LastElement is DomParagraphFlagElement)
{
DomParagraphFlagElement p = (DomParagraphFlagElement)elements.LastElement;
if (p.AutoCreate)
{
elements.RemoveAt(elements.Count - 1);
return(true);
}
}
}
return(false);
}
public static DomElementList MergeParagraphs(
DomElementList sourceElements,
bool includeSelectionOnly)
{
if (sourceElements == null || sourceElements.Count == 0)
{
return(null);
//throw new ArgumentNullException("sourceElements");
}
DomElementList list = MergeElements(sourceElements, includeSelectionOnly);
DomElementList result = new DomElementList();
DomDocument document = sourceElements[0].OwnerDocument;
DomParagraphElement p = new DomParagraphElement();
p.OwnerDocument = document;
result.Add(p);
foreach (DomElement element in list)
{
DomParagraphElement paragraph = (DomParagraphElement)result[result.Count - 1];
if (element is DomParagraphFlagElement)
{
paragraph.StyleIndex = element.StyleIndex;
paragraph.Elements.AddRaw(element);
paragraph = new DomParagraphElement();
paragraph.OwnerDocument = document;
result.Add(paragraph);
}
else
{
paragraph.Elements.AddRaw(element);
}
}
DomParagraphElement lastP = (DomParagraphElement)result[result.Count - 1];
if (lastP.Elements.Count == 0)
{
// 删除最后一个没有任何内容的段落对象
result.RemoveAt(result.Count - 1);
}
return(result);
}