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我正在做一個Job記者應用程序,直到現在我所做的是,導入CSV文件到網格視圖並通過將其保存在數據表中顯示它,現在我想要的是更新和將記錄保存回csv文件,我沒有使用任何SQL或任何類型的數據庫,是否可以這樣做? 請幫助我,我必須在兩個小時內交付項目。 該項目是C#Win窗體。 也幫我在我如何序列化它上傳到FTP服務器。 代碼在這裏是...... 私人無效openProjectToolStripMenuItem_Click_1(對象發件人,EventArgs的){ CSV到GridView比CRUD操作
// int size = -1;
OpenFileDialog ofd = new OpenFileDialog()
{
Title = "Choose a File",
InitialDirectory = @"c:\dev\",
Filter = "Text Files (.txt)|*.txt|XML Files|*.xml|Word Documents (.docx)|*.docx",
RestoreDirectory = true,
Multiselect = false
};
if (ofd.ShowDialog() != System.Windows.Forms.DialogResult.OK)
{
MessageBox.Show("No file selected!");
return;
}
using (StreamReader oStreamReader = new StreamReader(ofd.FileName))
{
try
{
Application.DoEvents();
DataSet ds = new DataSet("ApplicationData");
//some updates in the Datatable
DataTable JobHeaderDataTable = new DataTable("JobHeaderDataTable");
DataTable JobDate = new DataTable("JobDate");
DataTable JobDateItems = new DataTable("JobDateItems");
ds.Tables.Add(JobHeaderDataTable);
ds.Tables.Add(JobDate);
ds.Tables.Add(JobDateItems);
int rowCount = 0;
string[] columnNames = null;
string[] oStreamDataValues = null;
while (!oStreamReader.EndOfStream)
{
string oStreamRowData = oStreamReader.ReadLine().Trim();
if (oStreamRowData.Length > 0)
{
oStreamDataValues = oStreamRowData.Split('-');
if (rowCount == 0 && oStreamDataValues[0].ToString() == "HDR")
{
rowCount = 1;
columnNames = oStreamDataValues;
for (int i = 1; i < columnNames.Length; i++)
{
DataColumn oDataColumn = new DataColumn(columnNames[i].ToUpper(), typeof(string));
oDataColumn.DefaultValue = string.Empty;
JobHeaderDataTable.Columns.Add(oDataColumn);
}
//// For Slider
//txtCompany.Text = oStreamDataValues.GetValue(1).ToString();
//txtLocation.Text = oStreamDataValues.GetValue(2).ToString();
//txtRigName.Text = oStreamDataValues.GetValue(3).ToString();
//txtState.Text = oStreamDataValues.GetValue(4).ToString();
//txtCounty.Text = oStreamDataValues.GetValue(5).ToString();
//txtWellName.Text = oStreamDataValues.GetValue(6).ToString();
//txtTownship.Text = oStreamDataValues.GetValue(7).ToString();
//txtDescription.Text = oStreamDataValues.GetValue(8).ToString();
//txtBentHstSub.Text = oStreamDataValues.GetValue(9).ToString();
//txtBilToBend.Text = oStreamDataValues.GetValue(10).ToString();
//txtPadOD.Text = oStreamDataValues.GetValue(11).ToString();
//txtNBStab.Text = oStreamDataValues.GetValue(11).ToString();
//txtJob_ID.Text = oStreamDataValues.GetValue(12).ToString();
//// For Header
//txtCompanyHeader.Text = oStreamDataValues.GetValue(1).ToString();
//txtLocationHeader.Text = oStreamDataValues.GetValue(2).ToString();
//txtRigNameHeader.Text = oStreamDataValues.GetValue(3).ToString();
//txtStateHeader.Text = oStreamDataValues.GetValue(4).ToString();
//txtCountyHeader.Text = oStreamDataValues.GetValue(5).ToString();
//txtWellNameHeader.Text = oStreamDataValues.GetValue(6).ToString();
//txtTownshipHeader.Text = oStreamDataValues.GetValue(7).ToString();
//txtDescriptionHeader.Text = oStreamDataValues.GetValue(8).ToString();
//txtBentHstSubHeader.Text = oStreamDataValues.GetValue(9).ToString();
//txtBillToBendHeader.Text = oStreamDataValues.GetValue(10).ToString();
//txtPadODHeader.Text = oStreamDataValues.GetValue(11).ToString();
//txtNBStabHeader.Text = oStreamDataValues.GetValue(11).ToString();
//txtJob_IDHeader.Text = oStreamDataValues.GetValue(12).ToString();
}
else
{
DataRow oDataRow = JobHeaderDataTable.NewRow();
for (int i = 1; i < columnNames.Length; i++)
{
oDataRow[columnNames[i]] = oStreamDataValues[i] == null ? string.Empty : oStreamDataValues[i].ToString();
}
JobHeaderDataTable.Rows.Add(oDataRow);
}
}
}
oStreamReader.Close();
oStreamReader.Dispose();
foreach (DataRow dr in JobHeaderDataTable.Rows)
{
dataGridView2.DataSource = JobHeaderDataTable;
dataGridView4.DataSource = JobDate;
dataGridView5.DataSource = JobDateItems;
}
}
catch (IOException)
{
}
}
}