给你一个做一下参考:
/// <summary>
/// 导出到Excel
/// </summary>
private void ExportToExcel( string inFileName, string inTitle, DataTable inDT )
{
System.Threading.Thread thread=null;
Excel.Application ExcelApp ;
Excel.Workbook ExcelBook;
Excel.Worksheet ExcelSheet; try
{
ExcelApp = new Excel.ApplicationClass();
ExcelBook = ExcelApp.Workbooks.Add(true);
ExcelSheet = ( Excel.Worksheet ) ExcelBook.ActiveSheet; string [] Captions = new string[ inDT.Columns.Count ]; for (int i =0 ;i<Captions.Length ;i++)
{
Captions[i] = inDT.Columns[i].ColumnName;
} //填写标题
ExcelApp.Cells[ 1, 6 ] = "大标题";
ExcelApp.Cells[ 2, 1 ] = inTitle;
ExcelApp.get_Range( ExcelApp.Cells[ 1, 2 ],ExcelApp.Cells[ 1,6] ).Cells.RowHeight = 32;
ExcelApp.get_Range( ExcelApp.Cells[ 1, 2 ],ExcelApp.Cells[ 1,6] ).Cells.Font.Size = 18; //填写列的名称
for( int i = 0; i < Captions.Length; i++ )
{
ExcelApp.Cells[ 3, i+1 ] = Captions[ i ];
} this.Cursor = Cursors.WaitCursor;
int nRowCounts = inDT.Rows.Count;
ExcelApp.get_Range( ExcelApp.Cells[1, 1 ], ExcelApp.Cells[ nRowCounts + 1,Captions.Length+ 1 ] ).NumberFormatLocal = "@"; //开始从传进来的记录集里得到数据导出到Excel文件中并着色处理
for( int i = 0 ; i< inDT.Rows.Count; i ++ )
{ for( int j = 0; j < Captions.Length; j ++ )
{
//填到Cell中字符串的处理
ExcelApp.Cells[ i+4 , j+1 ] = inDT.Rows[ i ][ Captions[ j ] ];
}
DrawColor( ExcelApp, inDT.Rows[ i ], i, Captions.Length );
}
//保存到指定的Excel文件中
ExcelBook.SaveAs( inFileName, Missing.Value,Missing.Value,Missing.Value,Missing.Value,Missing.Value,Excel.XlSaveAsAccessMode.xlShared ,Missing.Value,Missing.Value,Missing.Value,Missing.Value );
this.Cursor = Cursors.Default; NAR( ExcelBook );
NAR( ExcelSheet );
ExcelApp.Quit();
NAR( ExcelApp );
MessageBox.Show("导出成功!");
thread=new System.Threading.Thread(new System.Threading.ThreadStart(this.Application_Idle));
thread.Start();
}
catch ( Exception ex )
{
this.Cursor = Cursors.Default;
MessageBox.Show( ex.Message );
}
}
private void NAR(Object o)
{
try
{
System.Runtime.InteropServices.Marshal.ReleaseComObject( o );
GC.Collect();
}
catch{}
finally{o = null;}
}private void DrawColor(Excel.Application ExcelApp, DataRow inDR, int RowNumber, int ColumnsNumber )
{
if ( inDR[ "XXX" ].ToString().Trim() == "X" && inDR[ "YYYY" ].ToString().Trim() == "Y" )
{
ExcelApp.get_Range( ExcelApp.Cells[RowNumber+ 4, 1 ], ExcelApp.Cells[RowNumber+ 4,ColumnsNumber+ 1 ] ).Cells.Font.ColorIndex= 1;
ExcelApp.get_Range( ExcelApp.Cells[RowNumber+ 4, 1 ], ExcelApp.Cells[RowNumber+ 4,ColumnsNumber+ 1 ] ).Interior.ColorIndex = 2;
}
}
private void Application_Idle()
{
GC.Collect();
}
/// <summary>
/// 导出到Excel
/// </summary>
private void ExportToExcel( string inFileName, string inTitle, DataTable inDT )
{
System.Threading.Thread thread=null;
Excel.Application ExcelApp ;
Excel.Workbook ExcelBook;
Excel.Worksheet ExcelSheet; try
{
ExcelApp = new Excel.ApplicationClass();
ExcelBook = ExcelApp.Workbooks.Add(true);
ExcelSheet = ( Excel.Worksheet ) ExcelBook.ActiveSheet; string [] Captions = new string[ inDT.Columns.Count ]; for (int i =0 ;i<Captions.Length ;i++)
{
Captions[i] = inDT.Columns[i].ColumnName;
} //填写标题
ExcelApp.Cells[ 1, 6 ] = "大标题";
ExcelApp.Cells[ 2, 1 ] = inTitle;
ExcelApp.get_Range( ExcelApp.Cells[ 1, 2 ],ExcelApp.Cells[ 1,6] ).Cells.RowHeight = 32;
ExcelApp.get_Range( ExcelApp.Cells[ 1, 2 ],ExcelApp.Cells[ 1,6] ).Cells.Font.Size = 18; //填写列的名称
for( int i = 0; i < Captions.Length; i++ )
{
ExcelApp.Cells[ 3, i+1 ] = Captions[ i ];
} this.Cursor = Cursors.WaitCursor;
int nRowCounts = inDT.Rows.Count;
ExcelApp.get_Range( ExcelApp.Cells[1, 1 ], ExcelApp.Cells[ nRowCounts + 1,Captions.Length+ 1 ] ).NumberFormatLocal = "@"; //开始从传进来的记录集里得到数据导出到Excel文件中并着色处理
for( int i = 0 ; i< inDT.Rows.Count; i ++ )
{ for( int j = 0; j < Captions.Length; j ++ )
{
//填到Cell中字符串的处理
ExcelApp.Cells[ i+4 , j+1 ] = inDT.Rows[ i ][ Captions[ j ] ];
}
DrawColor( ExcelApp, inDT.Rows[ i ], i, Captions.Length );
}
//保存到指定的Excel文件中
ExcelBook.SaveAs( inFileName, Missing.Value,Missing.Value,Missing.Value,Missing.Value,Missing.Value,Excel.XlSaveAsAccessMode.xlShared ,Missing.Value,Missing.Value,Missing.Value,Missing.Value );
this.Cursor = Cursors.Default; NAR( ExcelBook );
NAR( ExcelSheet );
ExcelApp.Quit();
NAR( ExcelApp );
MessageBox.Show("导出成功!");
thread=new System.Threading.Thread(new System.Threading.ThreadStart(this.Application_Idle));
thread.Start();
}
catch ( Exception ex )
{
this.Cursor = Cursors.Default;
MessageBox.Show( ex.Message );
}
}
private void NAR(Object o)
{
try
{
System.Runtime.InteropServices.Marshal.ReleaseComObject( o );
GC.Collect();
}
catch{}
finally{o = null;}
}private void DrawColor(Excel.Application ExcelApp, DataRow inDR, int RowNumber, int ColumnsNumber )
{
if ( inDR[ "XXX" ].ToString().Trim() == "X" && inDR[ "YYYY" ].ToString().Trim() == "Y" )
{
ExcelApp.get_Range( ExcelApp.Cells[RowNumber+ 4, 1 ], ExcelApp.Cells[RowNumber+ 4,ColumnsNumber+ 1 ] ).Cells.Font.ColorIndex= 1;
ExcelApp.get_Range( ExcelApp.Cells[RowNumber+ 4, 1 ], ExcelApp.Cells[RowNumber+ 4,ColumnsNumber+ 1 ] ).Interior.ColorIndex = 2;
}
}
private void Application_Idle()
{
GC.Collect();
}
private void button1_Click(object sender, System.EventArgs e)
{
Excel.Application oXL;
Excel._Workbook oWB;
Excel._Worksheet oSheet;
Excel.Range oRng; try
{
//Start Excel and get Application object.
oXL = new Excel.Application();
oXL.Visible = true; //Get a new workbook.
oWB = (Excel._Workbook)(oXL.Workbooks.Add( Missing.Value ));
oSheet = (Excel._Worksheet)oWB.ActiveSheet; //Add table headers going cell by cell.
oSheet.Cells[1, 1] = "First Name";
oSheet.Cells[1, 2] = "Last Name";
oSheet.Cells[1, 3] = "Full Name";
oSheet.Cells[1, 4] = "Salary"; //Format A1:D1 as bold, vertical alignment = center.
oSheet.get_Range("A1", "D1").Font.Bold = true;
oSheet.get_Range("A1", "D1").VerticalAlignment =
Excel.XlVAlign.xlVAlignCenter;
// Create an array to multiple values at once.
string[,] saNames = new string[5,2];
saNames[ 0, 0] = "John";
saNames[ 0, 1] = "Smith";
saNames[ 1, 0] = "Tom";
saNames[ 1, 1] = "Brown";
saNames[ 2, 0] = "Sue";
saNames[ 2, 1] = "Thomas";
saNames[ 3, 0] = "Jane";
saNames[ 3, 1] = "Jones";
saNames[ 4, 0] = "Adam";
saNames[ 4, 1] = "Johnson"; //Fill A2:B6 with an array of values (First and Last Names).
oSheet.get_Range("A2", "B6").Value2 = saNames; //Fill C2:C6 with a relative formula (=A2 & " " & B2).
oRng = oSheet.get_Range("C2", "C6");
oRng.Formula = "=A2 & \" \" & B2"; //Fill D2:D6 with a formula(=RAND()*100000) and apply format.
oRng = oSheet.get_Range("D2", "D6");
oRng.Formula = "=RAND()*100000";
oRng.NumberFormat = "$0.00"; //AutoFit columns A:D.
oRng = oSheet.get_Range("A1", "D1");
oRng.EntireColumn.AutoFit(); //Manipulate a variable number of columns for Quarterly Sales Data.
DisplayQuarterlySales(oSheet); //Make sure Excel is visible and give the user control
//of Microsoft Excel's lifetime.
oXL.Visible = true;
oXL.UserControl = true;
}
catch( Exception theException )
{
String errorMessage;
errorMessage = "Error: ";
errorMessage = String.Concat( errorMessage, theException.Message );
errorMessage = String.Concat( errorMessage, " Line: " );
errorMessage = String.Concat( errorMessage, theException.Source ); MessageBox.Show( errorMessage, "Error" );
}
}private void DisplayQuarterlySales(Excel._Worksheet oWS)
{
Excel._Workbook oWB;
Excel.Series oSeries;
Excel.Range oResizeRange;
Excel._Chart oChart;
String sMsg;
int iNumQtrs; //Determine how many quarters to display data for.
for( iNumQtrs = 4; iNumQtrs >= 2; iNumQtrs--)
{
sMsg = "Enter sales data for ";
sMsg = String.Concat( sMsg, iNumQtrs );
sMsg = String.Concat( sMsg, " quarter(s)?"); DialogResult iRet = MessageBox.Show( sMsg, "Quarterly Sales?",
MessageBoxButtons.YesNo );
if (iRet == DialogResult.Yes)
break;
} sMsg = "Displaying data for ";
sMsg = String.Concat( sMsg, iNumQtrs );
sMsg = String.Concat( sMsg, " quarter(s)." ); MessageBox.Show( sMsg, "Quarterly Sales" ); //Starting at E1, fill headers for the number of columns selected.
oResizeRange = oWS.get_Range("E1", "E1").get_Resize( Missing.Value, iNumQtrs);
oResizeRange.Formula = "=\"Q\" & COLUMN()-4 & CHAR(10) & \"Sales\""; //Change the Orientation and WrapText properties for the headers.
oResizeRange.Orientation = 38;
oResizeRange.WrapText = true; //Fill the interior color of the headers.
oResizeRange.Interior.ColorIndex = 36; //Fill the columns with a formula and apply a number format.
oResizeRange = oWS.get_Range("E2", "E6").get_Resize( Missing.Value, iNumQtrs);
oResizeRange.Formula = "=RAND()*100";
oResizeRange.NumberFormat = "$0.00"; //Apply borders to the Sales data and headers.
oResizeRange = oWS.get_Range("E1", "E6").get_Resize( Missing.Value, iNumQtrs);
oResizeRange.Borders.Weight = Excel.XlBorderWeight.xlThin; //Add a Totals formula for the sales data and apply a border.
oResizeRange = oWS.get_Range("E8", "E8").get_Resize( Missing.Value, iNumQtrs);
oResizeRange.Formula = "=SUM(E2:E6)";
oResizeRange.Borders.get_Item( Excel.XlBordersIndex.xlEdgeBottom ).LineStyle
= Excel.XlLineStyle.xlDouble;
oResizeRange.Borders.get_Item( Excel.XlBordersIndex.xlEdgeBottom ).Weight
= Excel.XlBorderWeight.xlThick; //Add a Chart for the selected data.
oWB = (Excel._Workbook)oWS.Parent;
oChart = (Excel._Chart)oWB.Charts.Add( Missing.Value, Missing.Value,
Missing.Value, Missing.Value ); //Use the ChartWizard to create a new chart from the selected data.
oResizeRange = oWS.get_Range("E2:E6", Missing.Value ).get_Resize(
Missing.Value, iNumQtrs);
oChart.ChartWizard( oResizeRange, Excel.XlChartType.xl3DColumn, Missing.Value,
Excel.XlRowCol.xlColumns, Missing.Value, Missing.Value, Missing.Value,
Missing.Value, Missing.Value, Missing.Value, Missing.Value );
oSeries = (Excel.Series)oChart.SeriesCollection(1);
oSeries.XValues = oWS.get_Range("A2", "A6");
for( int iRet = 1; iRet <= iNumQtrs; iRet++)
{
oSeries = (Excel.Series)oChart.SeriesCollection(iRet);
String seriesName;
seriesName = "=\"Q";
seriesName = String.Concat( seriesName, iRet );
seriesName = String.Concat( seriesName, "\"" );
oSeries.Name = seriesName;
}
oChart.Location( Excel.XlChartLocation.xlLocationAsObject, oWS.Name ); //Move the chart so as not to cover your data.
oResizeRange = (Excel.Range)oWS.Rows.get_Item(10, Missing.Value );
oWS.Shapes.Item("Chart 1").Top = (float)(double)oResizeRange.Top;
oResizeRange = (Excel.Range)oWS.Columns.get_Item(2, Missing.Value );
oWS.Shapes.Item("Chart 1").Left = (float)(double)oResizeRange.Left;
}