Soru VB DataGridView3 temizleme sorunu

Katılım
1 Ağustos 2006
Mesajlar
179
Altın Üyelik Bitiş Tarihi
22-08-2024
Merhaba vb ile bir form yapıyprum mysqlden veri çekiyorum
ikitane DataGridView var
DataGridView2 cektiğim veriyi
DataGridView3 mysql sorgusuyla döndürüyorum buraya kadar sorunum yap
butona tekrar yenileyince DataGridView2 de mysql sorgusu boş olunca DataGridView3 için boş oluyor
nasıl DataGridView3 veriyi temizleye bilirim.

C#:
    Sub add_order()

        Dim connection As String = ConfigurationManager.ConnectionStrings("mysql").ConnectionString
    

        Dim ds As New DataSet
        Dim sa As New MySqlDataAdapter("SELECT * FROM  order where aktarma =0 ", connection)
        sa.Fill(ds)
        DataGridView2.DataSource = ds.Tables(0)
        DataGridView2.Refresh()
        DataGridView3.Refresh()

        For i = 0 To ds.Tables(0).Rows.Count - 1
            Dim order = uapp.NewDataObject(UnityObjects.DataObjectType.doSalesOrderSlip)
            order.New()

            Dim order_id = Replace(ds.Tables(0).Rows(i).Item("order_id"), " ", "")
            Dim CUSTEM = Replace(ds.Tables(0).Rows(i).Item("CUSTEM"), " ", "")
            Dim currency_code = Replace(ds.Tables(0).Rows(i).Item("currency_code"), " ", "")
            Dim date_added = (ds.Tables(0).Rows(i).Item("date_added"))
            Dim gelen = order_id

            Dim dt As DateTime = Convert.ToDateTime(date_added)
            Dim format As String = "dd.MM.yyyy"
            Dim TARIH As String = dt.ToString(format)




            order.DataFields.FieldByName("NUMBER").Value = "~"
            order.DataFields.FieldByName("DATE").Value = TARIH
            order.DataFields.FieldByName("DOC_NUMBER").Value = "WEB"
            order.DataFields.FieldByName("AUXIL_CODE").Value = "WEB"
            order.DataFields.FieldByName("ARP_CODE").Value = CUSTEM
            order.DataFields.FieldByName("ORDER_STATUS").Value = 1
            order.DataFields.FieldByName("CURRSEL_TOTAL").Value = 2
            order.DataFields.FieldByName("CURRSEL_DETAILS").Value = 2
            order.DataFields.FieldByName("RC_RATE").Value = 1
            order.DataFields.FieldByName("DATA_SITEID").Value = 1


            Dim connection2 As String = ConfigurationManager.ConnectionStrings("mysql").ConnectionString
            Dim gs As New DataSet
            Dim ea As New MySqlDataAdapter("SELECT * FROM product  where order_id = '" & gelen & "' ", connection2)
         
            ea.Fill(gs)
            DataGridView3.DataSource = gs.Tables(0).DefaultView
            DataGridView3.Refresh()



            Dim transactions_lines = order.DataFields.FieldByName("TRANSACTIONS").Lines

            For ia = 0 To gs.Tables(0).Rows.Count - 1
                Dim order_id2 = Replace(gs.Tables(0).Rows(ia).Item("order_id"), " ", "")
                If (order_id = order_id2) Then

                    Dim STOCKREF = Replace(gs.Tables(0).Rows(ia).Item("model"), " ", "")
                    Dim PRICE = gs.Tables(0).Rows(ia).Item("price")
                    Dim AMOUNT = gs.Tables(0).Rows(ia).Item("quantity")


                    transactions_lines.AppendLine()
                    transactions_lines((0)).FieldByName("TYPE").Value = 0
                    transactions_lines((transactions_lines.Count - 1)).FieldByName("MASTER_CODE").Value = STOCKREF
                    transactions_lines((transactions_lines.Count - 1)).FieldByName("QUANTITY").Value = AMOUNT
                    transactions_lines((transactions_lines.Count - 1)).FieldByName("PRICE").Value = PRICE
                    transactions_lines((transactions_lines.Count - 1)).FieldByName("VAT_RATE").Value = ""
                    transactions_lines((transactions_lines.Count - 1)).FieldByName("UNIT_CODE").Value = "ADET"
                    transactions_lines((transactions_lines.Count - 1)).FieldByName("UNIT_CONV1").Value = 1
                    transactions_lines((transactions_lines.Count - 1)).FieldByName("UNIT_CONV2").Value = 1
                    transactions_lines((transactions_lines.Count - 1)).FieldByName("DUE_DATE").Value = TARIH
                    transactions_lines((transactions_lines.Count - 1)).FieldByName("MULTI_ADD_TAX").Value = 0
                    transactions_lines((transactions_lines.Count - 1)).FieldByName("EDT_CURR").Value = 1
                    transactions_lines((transactions_lines.Count - 1)).FieldByName("ORG_DUE_DATE").Value = TARIH
                    transactions_lines((transactions_lines.Count - 1)).FieldByName("ORG_QUANTITY").Value = 1
                    transactions_lines((transactions_lines.Count - 1)).FieldByName("ORG_PRICE").Value = PRICE


                    If (currency_code = "USD") Then
                        order.DataFields.FieldByName("CURR_TRANSACTIN").Value = 1
                    Else
                        order.DataFields.FieldByName("CURR_TRANSACTIN").Value = 20
                    End If



                End If
            Next

            If (order.Post() = True) Then
                Dim connection3 As MySqlConnection
                connection3 = New MySqlConnection
                connection3.ConnectionString = ConfigurationManager.ConnectionStrings("mysql").ConnectionString
                connection3.Open()
                Dim SQLCOMMANDSTRING As String = "UPDATE  order SET aktarma='1'  WHERE order_id='" & order_id & "' "
                Dim SqlCommand As New MySqlCommand(SQLCOMMANDSTRING, connection3)
                Dim Count As Integer

                Count = SqlCommand.ExecuteNonQuery

                connection3.Close()



                ' MsgBox("POST OK !")

            End If


            If order.ErrorCode <> 0 Then
                MsgBox("DB Error:(" + CStr(order.ErrorCode) + ") - " + order.ErrorDesc)
            Else
                If order.ValidateErrors.Count > 0 Then
                    For ai = 0 To order.ValidateErrors.Count - 1
                        MsgBox("XML Error :(" + CStr(order.ValidateErrors.Item(i).ID) + ")-" + order.ValidateErrors.Item(ai).Error)
                    Next ai
                End If



            End If




        Next



        conn.Close()
    End Sub


    Private Sub Label1_Click(sender As Object, e As EventArgs) Handles Label1.Click

    End Sub

    Private Sub Form1_Load(sender As Object, e As EventArgs) Handles MyBase.Load

    End Sub


    ' Private Sub Button4_Click(sender As Object, e As EventArgs) Handles Button4.Click
    '    connect()
    '   add_order()
    'End Sub

    Private Sub Button4_Click(sender As Object, e As EventArgs) Handles Button4.Click
        Dim timer = New Timer
        timer.Interval = 60 * 1000
        AddHandler timer.Tick, AddressOf timer_Tick
        timer.Start()

        connect()
        add_order()


    End Sub
 

AdemCan

Altın Üye
Destek Ekibi
Katılım
1 Eylül 2008
Mesajlar
1,386
Excel Vers. ve Dili
2019 TR
Merhaba internette paylaşılan örneklerde aşağıdaki satırlar ile veri temizleme işlemi yapıldığı belirtilmiş.
dataGridView3.Rows.Clear();
dataGridView3.DataSource = null;
 
Katılım
1 Ağustos 2006
Mesajlar
179
Altın Üyelik Bitiş Tarihi
22-08-2024
Merhaba internette paylaşılan örneklerde aşağıdaki satırlar ile veri temizleme işlemi yapıldığı belirtilmiş.
dataGridView3.Rows.Clear();
dataGridView3.DataSource = null;
teşekkür ederim denedim bunları ama yapamadım o yüzden foruma bi sorayum dedim ama olmadı
 

Trilenium

Destek Ekibi
Destek Ekibi
Katılım
16 Eylül 2008
Mesajlar
1,129
Excel Vers. ve Dili
Microsoft Office 2019 English
DataGridView3.DataSource=null;
DataGridView3.Rows.Clear();
DataGridView3.Refresh();

veya


var dt = DataGridView3.DataSource as DataTable;
dt.Rows.Clear();
DataGridView3.DataSource = dt;
 

erd5334

Altın Üye
Katılım
26 Nisan 2012
Mesajlar
123
Excel Vers. ve Dili
excel 365
Altın Üyelik Bitiş Tarihi
01-12-2026
veri DataSource ıolarak geliyor ise rows.clear değil columns.clear denenmeli
 
Katılım
1 Ağustos 2006
Mesajlar
179
Altın Üyelik Bitiş Tarihi
22-08-2024
DataGridView3.DataSource=null;
DataGridView3.Rows.Clear();
DataGridView3.Refresh();

veya


var dt = DataGridView3.DataSource as DataTable;
dt.Rows.Clear();
DataGridView3.DataSource = dt;
bunları hangi kısımı ekleyim
 
Üst