hendrikbez

Members

View Profile See their activity

Content Count
1
Joined
April 2, 2009
Last visited
April 2, 2009

Content Type

All Activity

Profiles

Forums

Topics
Posts

Everything posted by hendrikbez

Ms Acess Cannot Update Or Delete

hendrikbez posted a topic in Programming

I am using access 2003 for database, I can add, but it seems that I cannot update or delete. I am strying to get this to work for 2 weeks now, but still not getting it to work. Database name = Blokkies Table name = TBlokkies Colums leidraad (PK), A1,A2,A3,A4,A5,A6,A7,A8,A9,A10,A11,A12 Colum Leidraad has the Primary key All of them is text. Here is my code. Imports System.DataImports System.Data.OleDb Public Class frm_Blokkies Inherits System.Windows.Forms.Form #Region "Dim" Dim SaveOrEdit As String = "" Dim ConnString As String = "PROVIDER=Microsoft.Jet.OLEDB.4.0;Data Source = C:\Blokkies\blokkies.mdb" #End Region #Region "Function Fill List Box" Public Function FillListBox(ByVal Sqlstring As String) [tab][/tab] ListBox1.Items.Clear()[tab][/tab] ListView1.Items.Clear() [tab][/tab] Dim OleDbConn As OleDbConnection = New OleDbConnection(ConnString)[tab][/tab] OleDbConn.Open()[tab][/tab] Dim MyDataReader As OleDbDataReader[tab][/tab] Dim MyOleDbCommand As OleDbCommand = New OleDbCommand() [tab][/tab] Dim MyDataSet As DataSet = New DataSet() [tab][/tab] Dim MyOleDataAdapter As OleDbDataAdapter = New OleDbDataAdapter() [tab][/tab] MyOleDataAdapter.SelectCommand = New OleDbCommand(Sqlstring, OleDbConn) [tab][/tab] MyOleDataAdapter.Fill(MyDataSet) [tab][/tab] MyOleDbCommand.Connection = (OleDbConn) [tab][/tab] MyOleDbCommand.CommandText = Sqlstring [tab][/tab] MyDataReader = MyOleDbCommand.ExecuteReader [tab][/tab] NeroBar1.MinValue = 0[tab][/tab] NeroBar1.MaxValue = MyDataSet.Tables(0).Rows.Count [tab][/tab] Do While MyDataReader.Read [tab][/tab][tab][/tab] ListBox1.Items.Add(MyDataReader("Leidraad")) [tab][/tab][tab][/tab] Dim MyItem = ListView1.Items.Add(MyDataReader("Leidraad".ToString)) [tab][/tab][tab][/tab] With MyItem [tab][/tab][tab][/tab][tab][/tab] .SubItems.Add(MyDataReader("A1").ToString)[tab][/tab][tab][/tab][tab][/tab] .SubItems.Add(MyDataReader("A2").ToString)[tab][/tab][tab][/tab][tab][/tab] .SubItems.Add(MyDataReader("A3").ToString)[tab][/tab][tab][/tab][tab][/tab] .SubItems.Add(MyDataReader("A4").ToString)[tab][/tab][tab][/tab][tab][/tab] .SubItems.Add(MyDataReader("A5").ToString)[tab][/tab][tab][/tab][tab][/tab] .SubItems.Add(MyDataReader("A6").ToString)[tab][/tab][tab][/tab][tab][/tab] .SubItems.Add(MyDataReader("A7").ToString)[tab][/tab][tab][/tab][tab][/tab] .SubItems.Add(MyDataReader("A8").ToString)[tab][/tab][tab][/tab][tab][/tab] .SubItems.Add(MyDataReader("A9").ToString)[tab][/tab][tab][/tab][tab][/tab] .SubItems.Add(MyDataReader("A10").ToString)[tab][/tab][tab][/tab][tab][/tab] .SubItems.Add(MyDataReader("A11").ToString)[tab][/tab][tab][/tab][tab][/tab] .SubItems.Add(MyDataReader("A12").ToString) [tab][/tab][tab][/tab] End With [tab][/tab] Loop [tab][/tab] MyDataReader.Close() [tab][/tab] OleDbConn.Close()[tab][/tab] OleDbConn.Dispose() End Function #End Region #Region "Function Fill Text Box" Public Function FillTextBox(ByVal Sqlstring As String) [tab][/tab] Dim OleDbConn As OleDbConnection = New OleDbConnection(ConnString)[tab][/tab] OleDbConn.Open() [tab][/tab] Dim MyDataReader As OleDbDataReader [tab][/tab] Dim MyOleDbCommand As OleDbCommand = New OleDbCommand()[tab][/tab] MyOleDbCommand.Connection = (OleDbConn)[tab][/tab] MyOleDbCommand.CommandText = Sqlstring [tab][/tab] MyDataReader = MyOleDbCommand.ExecuteReader [tab][/tab] Try[tab][/tab][tab][/tab] Do While MyDataReader.Read [tab][/tab][tab][/tab][tab][/tab] TxtLuidraad.Text = (MyDataReader.Item(0))[tab][/tab][tab][/tab][tab][/tab] txtA1.Text = (MyDataReader.Item(1))[tab][/tab][tab][/tab][tab][/tab] txtA2.Text = (MyDataReader.Item(2))[tab][/tab][tab][/tab][tab][/tab] txtA3.Text = (MyDataReader.Item(3))[tab][/tab][tab][/tab][tab][/tab] txtA4.Text = (MyDataReader.Item(4))[tab][/tab][tab][/tab][tab][/tab] txtA5.Text = (MyDataReader.Item(5))[tab][/tab][tab][/tab][tab][/tab] txtA6.Text = (MyDataReader.Item(6))[tab][/tab][tab][/tab][tab][/tab] txtA7.Text = (MyDataReader.Item(7))[tab][/tab][tab][/tab][tab][/tab] txtA8.Text = (MyDataReader.Item(8))[tab][/tab][tab][/tab][tab][/tab] txtA9.Text = (MyDataReader.Item(9))[tab][/tab][tab][/tab][tab][/tab] txtA10.Text = (MyDataReader.Item(10))[tab][/tab][tab][/tab][tab][/tab] txtA11.Text = (MyDataReader.Item(11))[tab][/tab][tab][/tab][tab][/tab] txtA12.Text = (MyDataReader.Item(12)) [tab][/tab][tab][/tab] Loop [tab][/tab][tab][/tab] StatusLabel.Text = "Record " & TxtLuidraad.Text & " selected" [tab][/tab] Catch err As System.Exception [tab][/tab][tab][/tab] StatusLabel.Text = " Selected Record Contains Null String" [tab][/tab][tab][/tab] MyDataReader.Close() [tab][/tab][tab][/tab] OleDbConn.Close()[tab][/tab][tab][/tab] OleDbConn.Dispose()[tab][/tab] End Try End Function #End Region #Region "Function Fill Data Grid" Public Function FillDataGrid(ByVal Sqlstring As String) [tab][/tab] Dim OleDbConn As OleDbConnection = New OleDbConnection(ConnString)[tab][/tab] OleDbConn.Open() [tab][/tab] Dim MyDataSet As DataSet = New DataSet() [tab][/tab] Dim MyOleDataAdapter As OleDbDataAdapter = New OleDbDataAdapter()[tab][/tab] MyOleDataAdapter.SelectCommand = New OleDbCommand(Sqlstring, OleDbConn)[tab][/tab] MyOleDataAdapter.Fill(MyDataSet) [tab][/tab] Me.DataGrid1.DataSource = MyDataSet.Tables(0) [tab][/tab] StatusLabel.Text = " " & MyDataSet.Tables(0).Rows.Count & " Rows." [tab][/tab] MyOleDataAdapter.Dispose()[tab][/tab] MyDataSet.Dispose()[tab][/tab] OleDbConn.Close()[tab][/tab] OleDbConn.Dispose() End Function #End Region #Region "Function Add New" Public Function AddNew() [tab][/tab] Try [tab][/tab][tab][/tab] Dim OleDbConn As OleDbConnection = New OleDbConnection(ConnString)[tab][/tab][tab][/tab] OleDbConn.Open() [tab][/tab][tab][/tab] Dim MyOledbCommand As OleDbCommand = New OleDbCommand() [tab][/tab][tab][/tab] Dim String1, String2, String3, String4, String5, string6, string7, string8, string9, string10, string11, string12, string13 As String [tab][/tab][tab][/tab] String1 = TxtLuidraad.Text[tab][/tab][tab][/tab] String2 = txtA1.Text()[tab][/tab][tab][/tab] String3 = txtA2.Text()[tab][/tab][tab][/tab] String4 = txtA3.Text()[tab][/tab][tab][/tab] String5 = txtA4.Text()[tab][/tab][tab][/tab] string6 = txtA5.Text()[tab][/tab][tab][/tab] string7 = txtA6.Text()[tab][/tab][tab][/tab] string8 = txtA7.Text()[tab][/tab][tab][/tab] string9 = txtA8.Text()[tab][/tab][tab][/tab] string10 = txtA9.Text()[tab][/tab][tab][/tab] string11 = txtA10.Text()[tab][/tab][tab][/tab] string12 = txtA11.Text()[tab][/tab][tab][/tab] string13 = txtA12.Text() [tab][/tab][tab][/tab] MyOledbCommand.CommandText = "Insert Into Tblokkies " _[tab][/tab][tab][/tab] & "(leidraad,A1,A2,A3,A4,A5,A6,A7,A8,A9,A10,A11,A12) " _[tab][/tab][tab][/tab] & "Values (" _[tab][/tab][tab][/tab] & "'" & String1 & "', " _[tab][/tab][tab][/tab] & "'" & String2 & "', " _[tab][/tab][tab][/tab] & "'" & String3 & "', " _[tab][/tab][tab][/tab] & "'" & String4 & "', " _[tab][/tab][tab][/tab] & "'" & String5 & "', " _[tab][/tab][tab][/tab] & "'" & string6 & "', " _[tab][/tab][tab][/tab] & "'" & string7 & "', " _[tab][/tab][tab][/tab] & "'" & string8 & "', " _[tab][/tab][tab][/tab] & "'" & string9 & "', " _[tab][/tab][tab][/tab] & "'" & string10 & "', " _[tab][/tab][tab][/tab] & "'" & string11 & "', " _[tab][/tab][tab][/tab] & "'" & string12 & "', " _[tab][/tab][tab][/tab] & "'" & string13 & "')" [tab][/tab][tab][/tab] MyOledbCommand.Connection = OleDbConn [tab][/tab][tab][/tab] MyOledbCommand.ExecuteNonQuery()[tab][/tab][tab][/tab] OleDbConn.Close() [tab][/tab][tab][/tab] FillDataGrid("Select * from Tblokkies")[tab][/tab][tab][/tab] FillListBox("Select * from Tblokkies")[tab][/tab][tab][/tab] DisableTextboxes() [tab][/tab][tab][/tab] btnupdate.Enabled = True[tab][/tab][tab][/tab] btnDelete.Enabled = True[tab][/tab][tab][/tab] 'btnAdd.Enabled = True [tab][/tab][tab][/tab] SaveOrEdit = "Cancel" [tab][/tab][tab][/tab] StatusLabel.Text = " Data Added." [tab][/tab] Catch err As System.Exception[tab][/tab][tab][/tab] StatusLabel.Text = err.Message[tab][/tab] End Try End Function #End Region #Region " Function Edit" Public Function Edit() As String[tab][/tab] Try [tab][/tab][tab][/tab] Dim OleDbConn As OleDbConnection = New OleDbConnection(ConnString)[tab][/tab][tab][/tab] OleDbConn.Open() [tab][/tab][tab][/tab] Dim MyOledbCommand As OleDbCommand = New OleDbCommand() [tab][/tab][tab][/tab] Dim String1, String2, String3, String4, String5, string6, string7, string8, string9, string10, string11, string12, string13 As String [tab][/tab][tab][/tab] String1 = TxtLuidraad.Text[tab][/tab][tab][/tab] String2 = txtA1.Text()[tab][/tab][tab][/tab] String3 = txtA2.Text()[tab][/tab][tab][/tab] String4 = txtA3.Text()[tab][/tab][tab][/tab] String5 = txtA4.Text()[tab][/tab][tab][/tab] string6 = txtA5.Text()[tab][/tab][tab][/tab] string7 = txtA6.Text()[tab][/tab][tab][/tab] string8 = txtA7.Text()[tab][/tab][tab][/tab] string9 = txtA8.Text()[tab][/tab][tab][/tab] string10 = txtA9.Text()[tab][/tab][tab][/tab] string11 = txtA10.Text()[tab][/tab][tab][/tab] string12 = txtA11.Text()[tab][/tab][tab][/tab] string13 = txtA12.Text() [tab][/tab][tab][/tab] MyOledbCommand.CommandText = "Update Tblokkies Set " _[tab][/tab][tab][/tab] & "leidraad='" & String1 & "', " _[tab][/tab][tab][/tab] & "A1='" & String2 & "', " _[tab][/tab][tab][/tab] & "A2='" & String3 & "', " _[tab][/tab][tab][/tab] & "A3='" & String4 & "', " _[tab][/tab][tab][/tab] & "A4='" & String5 & "' " _[tab][/tab][tab][/tab] & "A5='" & string6 & "' " _[tab][/tab][tab][/tab] & "A6='" & string7 & "' " _[tab][/tab][tab][/tab] & "A7='" & string8 & "' " _[tab][/tab][tab][/tab] & "A8='" & string9 & "' " _[tab][/tab][tab][/tab] & "A9='" & string10 & "' " _[tab][/tab][tab][/tab] & "A10='" & string11 & "' " _[tab][/tab][tab][/tab] & "A11='" & string12 & "' " _[tab][/tab][tab][/tab] & "A12='" & string13 & "' " _[tab][/tab][tab][/tab] & "WHERE leidraad = " & ListBox1.Items(ListBox1.SelectedIndex) [tab][/tab][tab][/tab] MyOledbCommand.Connection = OleDbConn [tab][/tab][tab][/tab] MyOledbCommand.ExecuteNonQuery()[tab][/tab][tab][/tab] OleDbConn.Close() [tab][/tab][tab][/tab] DisableTextboxes()[tab][/tab][tab][/tab] NeroBar1.Value = 0 [tab][/tab][tab][/tab] FillDataGrid("Select * from Tblokkies")[tab][/tab][tab][/tab] FillListBox("Select * from Tblokkies") [tab][/tab][tab][/tab] btnaddNew.Enabled = True[tab][/tab][tab][/tab] btnDelete.Enabled = True[tab][/tab][tab][/tab] ' btnupdate.Enabled = True [tab][/tab][tab][/tab] SaveOrEdit = "Cancel" [tab][/tab][tab][/tab] StatusLabel.Text = " Data Edited."[tab][/tab] Catch err As System.Exception[tab][/tab][tab][/tab] StatusLabel.Text = err.Message[tab][/tab] End Try End Function #End Region #Region "Function Delete" Public Function Delete() As String[tab][/tab] Try [tab][/tab][tab][/tab] Dim OleDbConn As OleDbConnection = New OleDbConnection(ConnString)[tab][/tab][tab][/tab] OleDbConn.Open() [tab][/tab][tab][/tab] Dim MyOledbCommand As OleDbCommand = New OleDbCommand() [tab][/tab][tab][/tab] 'MyOledbCommand.CommandText = "Delete * From Tblokkies " & "WHERE leidraad = " & ListBox1.Items(ListBox1.SelectedIndex) [tab][/tab][tab][/tab] MyOledbCommand.CommandText = "DELETE * FROM [tblokkies] WHERE (leidraad= ?)'" & ListBox1.Items(ListBox1.SelectedIndex) & "'" [tab][/tab][tab][/tab] MyOledbCommand.Connection = OleDbConn [tab][/tab][tab][/tab] MyOledbCommand.ExecuteNonQuery()[tab][/tab][tab][/tab] OleDbConn.Close() [tab][/tab][tab][/tab] DisableTextboxes()[tab][/tab][tab][/tab] NeroBar1.Value = 0 [tab][/tab][tab][/tab] FillDataGrid("Select * from Tblokkies")[tab][/tab][tab][/tab] FillListBox("Select * from Tblokkies")[tab][/tab][tab][/tab] StatusLabel.Text = " Data Deleted." [tab][/tab] Catch err As System.Exception[tab][/tab][tab][/tab] StatusLabel.Text = err.Message[tab][/tab] End Try End Function #End Region #Region "Delete All" Public Function DeleteAll() As String[tab][/tab] Try [tab][/tab][tab][/tab] Dim OleDbConn As OleDbConnection = New OleDbConnection(ConnString)[tab][/tab][tab][/tab] OleDbConn.Open() [tab][/tab][tab][/tab] Dim MyOledbCommand As OleDbCommand = New OleDbCommand() [tab][/tab][tab][/tab] MyOledbCommand.CommandText = "Delete * From Tblokkies" [tab][/tab][tab][/tab] MyOledbCommand.Connection = OleDbConn [tab][/tab][tab][/tab] MyOledbCommand.ExecuteNonQuery()[tab][/tab][tab][/tab] OleDbConn.Close() [tab][/tab][tab][/tab] DisableTextboxes()[tab][/tab][tab][/tab] NeroBar1.Value = 0 [tab][/tab][tab][/tab] FillDataGrid("Select * from Tblokkies")[tab][/tab][tab][/tab] FillListBox("Select * from Tblokkies")[tab][/tab][tab][/tab] StatusLabel.Text = " Data Deleted." [tab][/tab] Catch err As System.Exception[tab][/tab][tab][/tab] StatusLabel.Text = err.Message[tab][/tab] End Try End Function #End Region #Region "Function Enable Text Boxes" Public Function EnableTextboxes(ByVal ClearTextBoxes As Boolean) [tab][/tab] TxtLuidraad.ReadOnly = False[tab][/tab] txtA1.ReadOnly = False[tab][/tab] txtA2.ReadOnly = False[tab][/tab] txtA3.ReadOnly = False[tab][/tab] txtA4.ReadOnly = False[tab][/tab] txtA5.ReadOnly = False[tab][/tab] txtA6.ReadOnly = False[tab][/tab] txtA7.ReadOnly = False[tab][/tab] txtA8.ReadOnly = False[tab][/tab] txtA9.ReadOnly = False[tab][/tab] txtA10.ReadOnly = False[tab][/tab] txtA11.ReadOnly = False[tab][/tab] txtA12.ReadOnly = False [tab][/tab] If ClearTextBoxes = True Then[tab][/tab][tab][/tab] TxtLuidraad.Text = vbNullString[tab][/tab][tab][/tab] txtA1.Text = vbNullString[tab][/tab][tab][/tab] txtA2.Text = vbNullString[tab][/tab][tab][/tab] txtA3.Text = vbNullString[tab][/tab][tab][/tab] txtA4.Text = vbNullString[tab][/tab][tab][/tab] txtA5.Text = vbNullString[tab][/tab][tab][/tab] txtA6.Text = vbNullString[tab][/tab][tab][/tab] txtA7.Text = vbNullString[tab][/tab][tab][/tab] txtA8.Text = vbNullString[tab][/tab][tab][/tab] txtA9.Text = vbNullString[tab][/tab][tab][/tab] txtA10.Text = vbNullString[tab][/tab][tab][/tab] txtA11.Text = vbNullString[tab][/tab][tab][/tab] txtA12.Text = vbNullString [tab][/tab] End If End Function #End Region #Region "Function Disable Text Boxes" Public Function DisableTextboxes() [tab][/tab] TxtLuidraad.ReadOnly = True[tab][/tab] txtA1.ReadOnly = True[tab][/tab] txtA2.ReadOnly = True[tab][/tab] txtA3.ReadOnly = True[tab][/tab] txtA4.ReadOnly = True[tab][/tab] txtA5.ReadOnly = True[tab][/tab] txtA6.ReadOnly = True[tab][/tab] txtA7.ReadOnly = True[tab][/tab] txtA8.ReadOnly = True[tab][/tab] txtA9.ReadOnly = True[tab][/tab] txtA10.ReadOnly = True[tab][/tab] txtA11.ReadOnly = True[tab][/tab] txtA12.ReadOnly = True [tab][/tab] TxtLuidraad.Text = vbNullString[tab][/tab] txtA1.Text = vbNullString[tab][/tab] txtA2.Text = vbNullString[tab][/tab] txtA3.Text = vbNullString[tab][/tab] txtA4.Text = vbNullString[tab][/tab] txtA5.Text = vbNullString[tab][/tab] txtA6.Text = vbNullString[tab][/tab] txtA7.Text = vbNullString[tab][/tab] txtA8.Text = vbNullString[tab][/tab] txtA9.Text = vbNullString[tab][/tab] txtA10.Text = vbNullString[tab][/tab] txtA11.Text = vbNullString[tab][/tab] txtA12.Text = vbNullString End Function #End Region #Region "Listbox Selected" Private Sub ListBox1_SelectedIndexChanged(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles ListBox1.SelectedIndexChanged [tab][/tab] Dim SqlStr As String [tab][/tab] SqlStr = "Select * from tblokkies where leidraad = """ & ListBox1.Items(ListBox1.SelectedIndex) & """" [tab][/tab] FillTextBox(SqlStr) End Sub #End Region #Region "Form load" Private Sub frm_Blokkies_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load [tab][/tab] DisableTextboxes()[tab][/tab] FillListBox("Select * from Tblokkies")[tab][/tab] FillDataGrid("Select * from Tblokkies") [tab][/tab] Me.ClientSize = New System.Drawing.Size(823, 621) End Sub #End Region #Region "Clean" Private Sub btnClear_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btnClear.Click [tab][/tab] DisableTextboxes()[tab][/tab] NeroBar1.Value = 0[tab][/tab] FillDataGrid("select * from Tblokkies")[tab][/tab] FillListBox("select * from Tblokkies") End Sub #End Region #Region "New" Private Sub btnaddNew_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btnaddNew.Click [tab][/tab] SaveOrEdit = "Save"[tab][/tab] StatusLabel.Text = " Add new Data"[tab][/tab] EnableTextboxes(True) [tab][/tab] btnAdd.Enabled = True[tab][/tab] btnupdate.Enabled = False[tab][/tab] btnDelete.Enabled = False End Sub #End Region #Region "Edit/Update" Private Sub btnupdate_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btnupdate.Click [tab][/tab] Try [tab][/tab][tab][/tab] Dim CatchError As Integer = ListBox1.Items(ListBox1.SelectedIndex) [tab][/tab] Catch err As System.Exception [tab][/tab][tab][/tab] StatusLabel.Text = " Select Record to Edit"[tab][/tab][tab][/tab] Exit Sub[tab][/tab] End Try [tab][/tab] SaveOrEdit = "Edit"[tab][/tab] StatusLabel.Text = " Edit Existing Data" [tab][/tab] EnableTextboxes(False) [tab][/tab] btnaddNew.Enabled = False[tab][/tab] btnDelete.Enabled = False End Sub #End Region #Region "Delete" Private Sub btnDelete_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btnDelete.Click [tab][/tab] Try [tab][/tab][tab][/tab] Dim CatchError As Integer = ListBox1.Items(ListBox1.SelectedIndex) [tab][/tab] Catch err As System.Exception [tab][/tab][tab][/tab] StatusLabel.Text = " Select Record to Delete"[tab][/tab][tab][/tab] Exit Sub[tab][/tab] End Try [tab][/tab] Delete() End Sub #End Region #Region "Save" Private Sub btnAdd_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btnAdd.Click [tab][/tab] If SaveOrEdit = "Save" Then [tab][/tab][tab][/tab] AddNew() [tab][/tab] ElseIf SaveOrEdit = "Edit" Then [tab][/tab][tab][/tab] Edit()[tab][/tab] Else [tab][/tab][tab][/tab] StatusLabel.Text = " No Data to be Saved" [tab][/tab] End If End Sub #End Region #Region "Cancel" Private Sub btncancel_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btncancel.Click [tab][/tab] Try [tab][/tab][tab][/tab] ListBox1.ClearSelected() [tab][/tab] Catch err As System.Exception [tab][/tab] End Try [tab][/tab] SaveOrEdit = "Cancel"[tab][/tab] DisableTextboxes()[tab][/tab] StatusLabel.Text = " Action Canceld" [tab][/tab] btnaddNew.Enabled = True[tab][/tab] btnDelete.Enabled = True[tab][/tab] btnupdate.Enabled = True End Sub #End Region #Region "Data Grid" Private Sub DataGrid1_Click(ByVal sender As Object, ByVal e As System.EventArgs) Handles DataGrid1.Click [tab][/tab] Dim SqlStr As String [tab][/tab] SqlStr = "Select * from Tblokkies where leidraad = " & DataGrid1.Item(DataGrid1.CurrentRowIndex, 0) [tab][/tab] FillTextBox(SqlStr) End Sub #End Region #Region "Back to first form" Private Sub btnback_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btnback.Click [tab][/tab] Me.Close()[tab][/tab] ' Free the resources used by this form[tab][/tab] Me.Dispose(True) End Sub #End Region #Region "Search in Listbox" Private Sub Txtsoek_TextChanged(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Txtsoek.TextChanged [tab][/tab] Dim item As String = Txtsoek.Text.ToString()[tab][/tab] Dim index As Integer = ListBox1.FindString(item)[tab][/tab] If index = -1 Then[tab][/tab][tab][/tab] ListBox1.SelectedIndex = ListBox1.SelectedIndex[tab][/tab] Else[tab][/tab][tab][/tab] ListBox1.SetSelected(index, True)[tab][/tab] End If End Sub#End Region End Class
- April 2, 2009
- 2 replies

Sign In

hendrikbez

Content Count

Joined

Last visited

Content Type

Profiles

Forums

Everything posted by hendrikbez

Ms Acess Cannot Update Or Delete

Browse

Activity

Important Information