g
cs
/// <summary>
/// 合并多个word文档（合并到第一文件）
/// </summary>
/// <param name="as_word_paths">word文档完整路径</param>
/// <param name="breakNewPage">true(默认值)，合并下一个文档前，自动换页</param>
/// <returns>无</returns>
public void MergeWordFiles(string[] as_word_paths, bool breakNewPage = true)
{
var ls_first_word = as_word_paths.Length > 0 ? as_word_paths[0] : "";
if (ls_first_word.fn_isempty())
{
return;
}
using (WordprocessingDocument doc = WordprocessingDocument.Open(ls_first_word, true))
{
var mainPart = doc.MainDocumentPart;
for (var i = 1; i < as_word_paths.Length; i++)
{
var altChunkId = "cid_" + Guid.NewGuid().ToString().Replace("-", "");
var chunk = mainPart.AddAlternativeFormatImportPart(AlternativeFormatImportPartType.WordprocessingML, altChunkId);
//mainPart.Document.Save();
using (FileStream fileStream = File.Open(as_word_paths[i], FileMode.Open))
{
chunk.FeedData(fileStream);
}
var altChunk = new DocumentFormat.OpenXml.Wordprocessing.AltChunk();
altChunk.Id = altChunkId;
//添加下一页（下一个文档合并此页）
if (breakNewPage)
{
Paragraph newPage = new Paragraph(new Run
(new Break() { Type = BreakValues.Page }
));
mainPart.Document.Append(newPage, altChunk);
}
else
{
mainPart.Document.Append(altChunk);
}
//mainPart.Document.Body.Append(altChunk);
}
//mainPart.Document.Body.InsertAfter(altChunk, mainPart.Document.Body.Elements<DocumentFormat.OpenXml.Wordprocessing.Paragraph>().Last());
mainPart.Document.Save();
}
}