private void WFSession_Load()
{
if (FileOP.IsExist(this.filePath, FileOPMethod.File))
{
// 文件存在，将当前 XML 文件中的数据读入到 DataSet 中
// ds.ReadXml(this.filePath, XmlReadMode.DiffGram);
DataTable dt = ConvertXmlToDataTable(this.rootName);
for (int i = 0; i < dt.Columns.Count; i++)
{
DataTable dd = ConvertXmlToDataTable("//" + this.rootName + "/" + dt.Columns[i].ColumnName);
dd.TableName = dt.Columns[i].ColumnName;
this.SessionDs.Tables.Add(dd);
}
WFGlobal.writeLine.Append("公有表 " + dt.Columns.Count + " 个\r\n");
}
else
{
// 文件不存在，开始创建
OperateXml oXml = new OperateXml();
oXml.filePath = this.filePath;
oXml.CreateXml(this.rootName);
DataTable dt = new DataTable(this.tableName);
DataRow dr;
dr = dt.NewRow();
dt.Rows.Add(dr);
this.SessionDs.Tables.Add(dt);
oXml.xPath = this.rootName;
oXml.CreateNode(this.tableName, dt);
}
if (this.SessionDs.Tables.Contains(this.tableName))
{
}
else
{
// 当前操作的表不存在，创建该表
DataTable dt = new DataTable(this.tableName);
DataRow dr;
dr = dt.NewRow();
dt.Rows.Add(dr);
this.SessionDs.Tables.Add(dt);
OperateXml oXml = new OperateXml();
oXml.filePath = this.filePath;
oXml.xPath = this.rootName;
oXml.CreateNode(this.tableName, dt);
}
}
/// <summary>
/// 处理或接受信息的变更
/// </summary>
public void AcceptChanges()
{
#region 处理添加
if (this.IsAddedCollection.Count > 0)
{
foreach (string Name in this.IsAddedCollection.Keys)
{
DataTable dt = new DataTable();
// 开始添加
OperateXml oXml = new OperateXml();
oXml.filePath = this.filePath;
oXml.xPath = "//" + this.rootName + "/" + this.tableName;
oXml.CreateNode(Name, dt);
this.IsChangedCollection.Add(Name, this.IsAddedCollection[Name]);
}
this.IsAddedCollection.Clear();
}
#endregion
#region 处理修改
if (this.IsChangedCollection.Count > 0)
{
DataTable dt = new DataTable();
DataRow dr;
dr = dt.NewRow();
foreach (string Name in this.IsChangedCollection.Keys)
{
dt.Columns.Add(Name); dr[Name] = this.IsChangedCollection[Name];
}
dt.Rows.Add(dr);
// 开始修改
OperateXml oXml = new OperateXml();
oXml.filePath = this.filePath;
oXml.xPath = "//" + this.rootName + "/" + this.tableName;
oXml.ChangeNode(dt);
#if DEBUG
WFGlobal.writeLine.Append("改写当前自定义 Session 信息，路径: " + this.filePath + "，表名: " + this.tableName + "。\r\n");
#endif
this.IsChangedCollection.Clear();
}
#endregion
}
