private void DelLabel(XmlDocument doc, XmlNode nodelist)
{
if (nodelist == null)
{
return;
}
string nodefile = dir + nodelist["LabelCate"].InnerText + @"\" + nodelist["LabelName"].InnerText + ".label";
if (File.Exists(nodefile))
{
FileSystemObject.Delete(nodefile, FsoMethod.File);
}
string filefolder = dir + nodelist["LabelCate"].InnerText;
if (Directory.Exists(filefolder))
{
DataTable filelist = FileSystemObject.GetFileList(filefolder);
if (filelist == null || filelist.Rows.Count < 1)
{
FileSystemObject.Delete(filefolder, FsoMethod.Folder);
}
}
nodelist.ParentNode.RemoveChild(nodelist);
doc.Save(dirfilename);
}
/// <summary>
/// 更新xml标签
/// </summary>
public void UpdateLabelXML(M_Label label)
{
if (string.IsNullOrEmpty(label.LableName))
{
label.LableName = "随机命名" + DateTime.Now.ToString("yyyyMMdd") + "_" + function.GetRandomString(6);
}
ExistLabelDir(label);
XmlDocument doc = new XmlDocument();
doc.Load(dirfilename);
XmlNode nodelist = doc.SelectSingleNode("//NewDataSet/Table[LabelName='" + label.LableName + "']");
if (nodelist == null)
{
throw (new Exception("[" + label.LableName + "]不存在"));
}
string oldPath = (nodelist["LabelCate"].InnerText + "\\" + nodelist["LabelName"].InnerText).Replace(" ", "").ToLower();
string newPath = (label.LabelCate + "\\" + label.LableName).ToLower();
//--------------------
DataTable labelDT = GetInfoFromModel(label);
DataSet newset = new DataSet("NewDataSet");
newset.Tables.Add(labelDT);
string filename = dir + label.LabelCate + @"\" + label.LableName + ".label";
DataSet ds = FileSystemObject.ReadXML(dirfilename, "NewDataSet");
if (ds.Tables.Count <= 0)
{
ds.Tables.Add(new DataTable("Table"));
}
DataTable dsDT = ds.Tables[0];
if (dsDT.Columns.Count > 0)
{
dsDT.DefaultView.RowFilter = "LabelName='" + label.LableName + "'";
}
dsDT = dsDT.DefaultView.ToTable();
newset.WriteXml(filename);
//newset.Tables.Add(filename);
if (!newPath.Equals(oldPath))//修改了名称或类别
{
FileSystemObject.Delete(dir + oldPath + ".label", FsoMethod.File);
string oldfolder = dir + nodelist["LabelCate"].InnerText;
DataTable filelist = FileSystemObject.GetFileList(oldfolder);
if (filelist == null || filelist.Rows.Count < 1)
{
FileSystemObject.Delete(oldfolder, FsoMethod.Folder);
}
}
nodelist["LabelName"].InnerText = label.LableName;
nodelist["LabelCate"].InnerText = label.LabelCate;
nodelist["LabelType"].InnerText = label.LableType.ToString();
doc.Save(dirfilename);
}