我需要在运行时使用 c# 创建基于 excel 模板的运输标签。
现在我有工作系统，我正在用数据库值替换 excel 模板中的字段名称并将其发送以进行打印。
但是如果数据库中的值为空，它会创建空间。我不想要那个空间。在单个 excel 行中，需要替换 2 个以上的单元格，因此如果不存在值，那么我只需要删除单元格（因为我无法删除行）并将其正下方的单元格移动到该位置或合并它与下面的单元格。
如果您有更好的方法来生成基于 excel 模板的运输标签，请告诉我。谢谢
Excel.Application xlApp;
Excel.Workbook xlWorkBook;
Excel.Worksheet xlWorkSheet;
object misValue = System.Reflection.Missing.Value;
xlApp = new Excel.ApplicationClass();
//string path = AppDomain.CurrentDomain.BaseDirectory + @printLabelName;
string fileLocation = "";
DataTable dtPath = clsData.getFileLocations();
if (dtPath.Rows.Count != 0)
{
//ctbExport.Text = dt.Rows[0]["exportFileLocation"].ToString();
fileLocation = dtPath.Rows[0]["printTemplateLocation"].ToString() + "\\";
}
String[] orderList = ctbOrderNo.Text.Split(' ');
for (int i = 0; i < orderList.LongLength; i++)
{
string strOrderNo = orderList[i];
int val = clsData.updOrderDataBulkPrint(Convert.ToDecimal(ctbCustomValue.Text), cmbCustomType.Text, strOrderNo);
DataTable dt = clsData.getOrderDetailByOrderNo(strOrderNo);
if (dt.Rows.Count == 0)
{
MessageBox.Show("Order No. " + strOrderNo + " doesn't exist");
return;
}
DataTable dtSender = clsData.getSenderDataById(Convert.ToInt32(cmbSender.SelectedValue));
if (dtSender.Rows.Count > 0 && dt.Rows.Count > 0)
{
//We will name shipping label excel template file names as number for e.g. 1 , 2 , 3 , 4 , 4 etc.
//user will put of these values and then system will know which shipping label excel template to use for all these orders.
string printLabelName = numUpDownPrintLabelRype.Value.ToString() + ".xlsx";
//string path = AppDomain.CurrentDomain.BaseDirectory + @printLabelName;
string path = fileLocation + @printLabelName;
bool isPathCorrect = true;
try
{
object missingValue = Type.Missing;
xlWorkBook = xlApp.Workbooks.Open(path, 0, true, 5, "", "", true, Microsoft.Office.Interop.Excel.XlPlatform.xlWindows, "\t", false, false, 0, true, 1, 0);
xlWorkSheet = (Excel.Worksheet)xlWorkBook.Worksheets.get_Item(1);
//MessageBox.Show(xlWorkSheet.get_Range("A1", "A1").Value2.ToString());
xlWorkSheet.Cells.Replace("SenderName", dtSender.Rows[0]["senderName"].ToString(), missingValue, missingValue, missingValue, missingValue, missingValue, missingValue);
xlWorkSheet.Cells.Replace("SenderCompanyName", dtSender.Rows[0]["senderCompanyName"].ToString(), missingValue, missingValue, missingValue, missingValue, missingValue, missingValue);
xlWorkSheet.Cells.Replace("SenderAdressLine1", dtSender.Rows[0]["senderAdressLine1"].ToString(), missingValue, missingValue, missingValue, missingValue, missingValue, missingValue);
xlWorkSheet.Cells.Replace("SenderAddressLine2", dtSender.Rows[0]["senderAddressLine2"].ToString(), missingValue, missingValue, missingValue, missingValue, missingValue, missingValue);
xlWorkSheet.Cells.Replace("SenderCity", dtSender.Rows[0]["senderCity"].ToString(), missingValue, missingValue, missingValue, missingValue, missingValue, missingValue);
xlWorkSheet.Cells.Replace("SenderState", dtSender.Rows[0]["senderState"].ToString(), missingValue, missingValue, missingValue, missingValue, missingValue, missingValue);
xlWorkSheet.Cells.Replace("SenderZIP", dtSender.Rows[0]["senderZIP"].ToString(), missingValue, missingValue, missingValue, missingValue, missingValue, missingValue);
xlWorkSheet.Cells.Replace("SenderCountry", dtSender.Rows[0]["senderCountry"].ToString(), missingValue, missingValue, missingValue, missingValue, missingValue, missingValue);
xlWorkSheet.Cells.Replace("OrderNumber", dt.Rows[0]["orderNo"].ToString(), missingValue, missingValue, missingValue, missingValue, missingValue, missingValue);
xlWorkSheet.Cells.Replace("Zone", dt.Rows[0]["zone"].ToString(), missingValue, missingValue, missingValue, missingValue, missingValue, missingValue);
xlWorkSheet.Cells.Replace("CustomerName", dt.Rows[0]["customerName"].ToString(), missingValue, missingValue, missingValue, missingValue, missingValue, missingValue);
xlWorkSheet.Cells.Replace("CustomerCompanyName", dt.Rows[0]["cCompanyName"].ToString(), missingValue, missingValue, missingValue, missingValue, missingValue, missingValue);
object misval = Type.Missing;
//Replace values by database values here
xlWorkSheet.Cells.Replace("CustomerAddressLine1", dt.Rows[0]["cAddressLine1"].ToString(), missingValue, missingValue, missingValue, missingValue, missingValue, missingValue);
xlWorkSheet.Cells.Replace("CustomerAddressLine2", dt.Rows[0]["cAddressLine2"].ToString(), missingValue, missingValue, missingValue, missingValue, missingValue, missingValue);
xlWorkSheet.Cells.Replace("CustomerAddressLine3", dt.Rows[0]["cAddressLine3"].ToString(), missingValue, missingValue, missingValue, missingValue, missingValue, missingValue);
xlWorkSheet.Cells.Replace("CustomerAddressCity", dt.Rows[0]["cAddressCity"].ToString(), missingValue, missingValue, missingValue, missingValue, missingValue, missingValue);
xlWorkSheet.Cells.Replace("CustomerAddressState", dt.Rows[0]["cAddressState"].ToString(), missingValue, missingValue, missingValue, missingValue, missingValue, missingValue);
xlWorkSheet.Cells.Replace("CustomerAddressZIP", dt.Rows[0]["cAddressZIP"].ToString(), missingValue, missingValue, missingValue, missingValue, missingValue, missingValue);
xlWorkSheet.Cells.Replace("CustomerAddressCountry", dt.Rows[0]["cAddressCountry"].ToString(), missingValue, missingValue, missingValue, missingValue, missingValue, missingValue);
xlWorkSheet.Cells.Replace("ProductType", cmbProdType.Text, missingValue, missingValue, missingValue, missingValue, missingValue, missingValue);
xlWorkSheet.Cells.Replace("CustomsType", cmbCustomType.Text, missingValue, missingValue, missingValue, missingValue, missingValue, missingValue);
xlWorkSheet.Cells.Replace("CustomsValue", ctbCustomValue.Text, missingValue, missingValue, missingValue, missingValue, missingValue, missingValue);
xlWorkBook.PrintOut(1, 1, 1, false, misValue, misValue, misValue, misValue);
xlWorkBook.Close(false, misValue, misValue);
}
catch (Exception ex)
{
MessageBox.Show("Can't open Label Template, please check location.");
isPathCorrect = false;
}
}
else {
MessageBox.Show("This Sender doesn't exist.");
}
}
xlApp.Quit();