引用添加Microsoft.CSharp,Microsoft.Office. Interop.Excel,System.Xml
SaveFileDialog sa = new SaveFileDialog();
sa.Filter = "Excel 97-2003文档(*.xls)|*.xls";
if (sa.ShowDialog() == DialogResult.OK)
{
Thread thread = new Thread(new ThreadStart(delegate
{
Thread.Sleep(2000);
ExportExcel(sa.FileName, datagridview1);
}));
thread.Start();
}
public void ExportExcel(string saveFileName, DataGridView myDGV)
{
Microsoft.Office.Interop.Excel.Application xlApp = new Microsoft.Office.Interop.Excel.Application();
if (xlApp == null)
{
MessageBox.Show("无法创建Excel对象,可能你的机器上没有安装Excel!");
return;
}
Microsoft.Office.Interop.Excel.Workbooks workbooks = xlApp.Workbooks;
Microsoft.Office.Interop.Excel.Workbook workbook = workbooks.Add(Microsoft.Office.Interop.Excel.XlWBATemplate.xlWBATWorksheet);
Microsoft.Office.Interop.Excel.Worksheet worksheet = (Microsoft.Office.Interop.Excel.Worksheet)workbook.Worksheets[1];//取得sheet1
Microsoft.Office.Interop.Excel.Range excelRange = worksheet.Range[worksheet.Cells[1, 1], worksheet.Cells[2, 1]];/*需要合并的单元格*/
Microsoft.Office.Interop.Excel.Range excelRange1 = worksheet.Range[worksheet.Cells[1, 2], worksheet.Cells[2, 2]];
Microsoft.Office.Interop.Excel.Range excelRange2 = worksheet.Range[worksheet.Cells[1, 3], worksheet.Cells[1, 4]];
excelRange.Merge(excelRange.MergeCells);/*合并*/
excelRange1.Merge(excelRange1.MergeCells);
excelRange2.Merge(excelRange2.MergeCells);
//写入标题
for (int i = 0; i < myDGV.ColumnCount; i++)
{
if (i < 2)
{
worksheet.Cells[1, i + 1] = myDGV.Columns[i].HeaderText;
}
else
{
worksheet.Cells[2, i + 1] = myDGV.Columns[i].HeaderText;
}
}
worksheet.Cells[1, 3] = "性别";
//写入数据
for (int r = 0; r < myDGV.Rows.Count; r++)
{
for (int i = 0; i < myDGV.ColumnCount; i++)
{
worksheet.Cells[r + 3, i + 1] = myDGV.Rows[r].Cells[i].Value;
}
System.Windows.Forms.Application.DoEvents();
}
worksheet.Columns.EntireColumn.AutoFit();//列宽自适应
if (saveFileName != "")
{
try
{
workbook.Saved = true;
workbook.SaveCopyAs(saveFileName);
}
catch (Exception ex)
{
MessageBox.Show("导出文件时出错,文件可能正被打开!\n" + ex.Message);
return;
}
}
xlApp.Quit();
GC.Collect();//强行销毁
}
public void ExportExcel(string saveFileName, DataGridView myDGV)
{
Microsoft.Office.Interop.Excel.Application xlApp = new Microsoft.Office.Interop.Excel.Application();
if (xlApp == null)
{
MessageBox.Show("无法创建Excel对象,可能你的机器上没有安装Excel!");
return;
}
Microsoft.Office.Interop.Excel.Workbooks workbooks = xlApp.Workbooks;
Microsoft.Office.Interop.Excel.Workbook workbook = workbooks.Add(Microsoft.Office.Interop.Excel.XlWBATemplate.xlWBATWorksheet);
Microsoft.Office.Interop.Excel.Worksheet worksheet = (Microsoft.Office.Interop.Excel.Worksheet)workbook.Worksheets[1];//取得sheet1
//Microsoft.Office.Interop.Excel.Range excelRange = worksheet.Range[worksheet.Cells[1, 1], worksheet.Cells[2, 1]];/*需要合并的单元格*/
//Microsoft.Office.Interop.Excel.Range excelRange1 = worksheet.Range[worksheet.Cells[1, 2], worksheet.Cells[2, 2]];
//Microsoft.Office.Interop.Excel.Range excelRange2 = worksheet.Range[worksheet.Cells[1, 3], worksheet.Cells[1, 4]];
//excelRange.Merge(excelRange.MergeCells);/*合并*/
//excelRange1.Merge(excelRange1.MergeCells);
//excelRange2.Merge(excelRange2.MergeCells);
//写入标题
int j = 0;
for (int i = 0; i < myDGV.ColumnCount; i++)
{
//if (i < 2)
//{
if (myDGV.Columns[i].Visible == false)
{
continue;
}
worksheet.Cells[1, j + 1] = myDGV.Columns[i].HeaderText;
j++;
//}
//else
//{
// worksheet.Cells[2, i + 1] = myDGV.Columns[i].HeaderText;
//}
}
//worksheet.Cells[1, 3] = "性别";
//写入数据
for (int r = 0; r < myDGV.Rows.Count; r++)
{
int z = 0;
for (int i = 0; i < myDGV.ColumnCount; i++)
{
if (myDGV.Columns[i].Visible == false)
{
continue;
}
worksheet.Cells[r + 2, z + 1] = myDGV.Rows[r].Cells[i].Value;
z++;
}
System.Windows.Forms.Application.DoEvents();
}
worksheet.Columns.EntireColumn.AutoFit();//列宽自适应
if (saveFileName != "")
{
try
{
workbook.Saved = true;
workbook.SaveCopyAs(saveFileName);
}
catch (Exception ex)
{
MessageBox.Show("导出文件时出错,文件可能正被打开!\n" + ex.Message);
return;
}
}
xlApp.Quit();
GC.Collect();//强行销毁
}
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