DevExpress通用导出Excel,支持多个控件同时导出在同一个Sheet表

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public static class ViewExport
{ /// <summary>
/// DevExpress通用导出Excel,支持多个控件同时导出在同一个Sheet表
/// eg:ExportToXlsx("",gridControl1,gridControl2);
/// 将gridControl1和gridControl2的数据一同导出到同一张工作表
/// </summary>
/// <param name="title">文件名</param>
/// <param name="panels">控件集</param>
public static void ExportToExcel ( string title ,params IPrintable [ ] panels )
{
SaveFileDialog saveFileDialog = new SaveFileDialog ( );
saveFileDialog . FileName = title;
saveFileDialog . Title = "导出Excel";
saveFileDialog . Filter = "Excel文件(*.xlsx)|*.xlsx|Excel文件(*.xls)|*.xls";
DialogResult dialogResult = saveFileDialog . ShowDialog ( );
if ( dialogResult == DialogResult . Cancel )
return;
string FileName = saveFileDialog . FileName;
PrintingSystem ps = new PrintingSystem ( );
CompositeLink link = new CompositeLink ( ps );
ps . Links . Add ( link );
foreach ( IPrintable panel in panels )
{
link . Links . Add ( CreatePrintableLink ( panel ) );
}
link . Landscape = true;//横向
//判断是否有标题，有则设置
//link.CreateDocument(); //建立文档
try
{
int count = 1;
//在重复名称后加（序号）
while ( File . Exists ( FileName ) )
{
if ( FileName . Contains ( ")." ) )
{
int start = FileName . LastIndexOf ( "(" );
int end = FileName . LastIndexOf ( ")." ) - FileName . LastIndexOf ( "(" ) + 2;
FileName = FileName . Replace ( FileName . Substring ( start ,end ) ,string . Format ( "({0})." ,count ) );
}
else
{
FileName = FileName . Replace ( "." ,string . Format ( "({0})." ,count ) );
}
count++;
}

if ( FileName . LastIndexOf ( ".xlsx" ) >= FileName . Length - 5 )
{
XlsxExportOptions options = new XlsxExportOptions ( );
link . ExportToXlsx ( FileName ,options );
}
else
{
XlsExportOptions options = new XlsExportOptions ( );
link . ExportToXls ( FileName ,options );
}
if ( DevExpress . XtraEditors . XtraMessageBox . Show ( "保存成功，是否打开文件？" ,"提示" ,MessageBoxButtons . YesNo ,MessageBoxIcon . Information ) == DialogResult . Yes )
System . Diagnostics . Process . Start ( FileName );//打开指定路径下的文件
}
catch ( Exception ex )
{
DevExpress . XtraEditors . XtraMessageBox . Show ( ex . Message );
}
}
/// <summary>
/// 创建打印Componet
/// </summary>
/// <param name="printable"></param>
/// <returns></returns>
static PrintableComponentLink CreatePrintableLink ( IPrintable printable )
{
ChartControl chart = printable as ChartControl;
if ( chart != null )
chart . OptionsPrint . SizeMode = DevExpress . XtraCharts . Printing . PrintSizeMode . Stretch;
PrintableComponentLink printableLink = new PrintableComponentLink ( ) { Component = printable };
return printableLink;
}
}调用方法：
ViewExport . ExportToExcel ( "GridControl内容导出" ,gridControl1 );