private void BeforeExportXLS(object sender, ExportArgs e)
{
OnBeforeExport(e);
}
private void ToExcel(DataTable table)
{
XmlDocument xml = CreateFile();
XmlNode nodeworkbook = xml.SelectSingleNode("Workbook");
Hashtable tableDD = GetDDTable(table);
if (BeforeExport != null)
{
ExportArgs arg = new ExportArgs(table.TableName, Filter, Sort);
BeforeExport(this, arg);
Filter = arg.Filter;
Sort = arg.Sort;
}
DataRow[] dr = table.Select(Filter, Sort);
int maxrowcount = this.Title.Length > 0 ? 65534 : 65535;
XmlNode nodetable = CreateWorkSheet(string.Format("{0}{1}", table.TableName, 0), nodeworkbook, table, tableDD);
for (int i = 0; i < dr.Length; i++)
{
if (i != 0 && i % maxrowcount == 0)
{
nodetable = CreateWorkSheet(string.Format("{0}{1}", table.TableName, i / maxrowcount), nodeworkbook, table, tableDD);
}
XmlNode noderow = xml.CreateElement("Row");
nodetable.AppendChild(noderow);
foreach (DataColumn dc in table.Columns)
{
if (IgnoreColumns == null || !IgnoreColumns.Contains(dc.ColumnName))
{
ToExcel(noderow, dr[i][dc], dc.DataType);
}
}
}
xml.Save(Excelpath);
}
protected void OnBeforeExport(ExportArgs e)
{
BeforeExportEventHandler handler = Events[EventBeforeExport] as BeforeExportEventHandler;
if (handler != null)
{
handler(this, e);
}
}