how to insert textbox values into gridview

musiw

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User: musiw
Posted: on Dec 11, 2012 03:29 AM
Forum: Data Controls
Replies: 6
Views: 8390

my system is require user to key in data in textbox (above) and then click button to insert values into gridview (below).but i dont know where is the problem.i tried to insert textbox values into gridview..but it failed.

maybe someone can guide me from the first step to display the empty gridview, then insert values to gridview and finally to edit the values (values display back to textbox to update)..please help me

thanks in advance

musiw.

my code:

'display empty gridview
Protected Sub Bind()
        Dim row As Integer = 4
        Dim dt As New DataTable()
        Dim dr As DataRow = Nothing
        'dt.Columns.Add(New DataColumn("Bil", GetType(String)))
        dt.Columns.Add(New DataColumn("Col1", GetType(String)))
        dt.Columns.Add(New DataColumn("Col2", GetType(String)))
        dt.Columns.Add(New DataColumn("Col3", GetType(String)))
        dt.Columns.Add(New DataColumn("Col4", GetType(String)))
        dt.Columns.Add(New DataColumn("Col5", GetType(String)))
        dt.Columns.Add(New DataColumn("Col6", GetType(String)))
        dt.Columns.Add(New DataColumn("Col7", GetType(String)))
        dt.Columns.Add(New DataColumn("Col8", GetType(String)))
        dt.Columns.Add(New DataColumn("Col9", GetType(String)))
        dt.Columns.Add(New DataColumn("Col10", GetType(String)))
        dt.Columns.Add(New DataColumn("Col11", GetType(String)))
        dt.Columns.Add(New DataColumn("Col12", GetType(String)))
        dt.Columns.Add(New DataColumn("Col13", GetType(String)))
        dt.Columns.Add(New DataColumn("Col14", GetType(String)))
        For i As Integer = 0 To row - 1
            dr = dt.NewRow()
            'dr("Bil") = i + 1
            dr("Col1") = String.Empty
            dr("Col2") = String.Empty
            dr("Col3") = String.Empty
            dr("Col4") = String.Empty
            dr("Col5") = String.Empty
            dr("Col6") = String.Empty
            dr("Col7") = String.Empty
            dr("Col8") = String.Empty
            dr("Col9") = String.Empty
            dr("Col10") = String.Empty
            dr("Col11") = String.Empty
            dr("Col12") = String.Empty
            dr("Col13") = String.Empty
            dr("Col14") = String.Empty
            dt.Rows.Add(dr)
        Next
        gridentry.DataSource = dt
        gridentry.DataBind()



    End Sub

'put textbox value to gridview
Protected Sub tambah_Click(ByVal sender As Object, ByVal e As EventArgs) 
        Dim i As Integer = 0
        Dim dt As New DataTable()
        Dim dr As DataRow = dt.NewRow()
        dr = dt.NewRow()
        'dr("Bil") = i + 1
        dr("Tarikh") = tarikh.Text
        dr("Depoh") = depohlist.SelectedValue
        dr("Stokereta") = ddl_stokereta.SelectedItem.Text
        dr("No Daftar Kenderaan") = nodaftar.Text
        dr("No Siri") = nosiri.Text
        dr("Jenis Roda") = ddl_jenisroda.SelectedValue
        dr("Saiz Roda") = saizroda.Text
        dr("Flange") = flange.Text
        dr("Hollow") = hollow.Text
        dr("Tindakan") = ddl_tindakan.SelectedValue
        dr("Skid") = skid.Checked
        dr("Catatan") = catatan.Text

        'Dim row As Integer = gridentry.Rows.Count - 1
        'gridentry.Rows(row).Cells(4).Text = Convert.ToString(nosiri.Text)
        'gridentry.Rows(row).Cells(6).Text = Convert.ToString(saizroda.Text)
        'dataGridView1.Rows(row).Cells(2).Value = Convert.ToString(TextBox3.Text)
        'dataGridView1.Rows(row).Cells(3).Value = Convert.ToString(TextBox4.Text)

        dt.Rows.Add(dr)
        gridentry.DataSource = dt
        gridentry.DataBind()
End Sub

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musiw

0 6

Reply
User: musiw
Replied: on Dec 18, 2012 03:43 AM
Modified: on Dec 18, 2012 03:44 AM
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hi sir,

can u help me on this..i already manage to insert textbox values to gridview.but when i want to edit the value of gridview row (pass back to textbox) it didnt work.it always get the 0 row index.please help me..it is urgent.i already try from yesterday but failed.

my code behind:

Private Sub FirstGridViewRow() Dim dt As New DataTable() Dim dr As DataRow = Nothing dt.Columns.Add(New DataColumn("Bil", GetType(String))) dt.Columns.Add(New DataColumn("Wheel Record No", GetType(String))) dt.Columns.Add(New DataColumn("SMH", GetType(String))) dt.Columns.Add(New DataColumn("Tindakan", GetType(String))) dt.Columns.Add(New DataColumn("Jenis Tayar", GetType(String))) 'dt.Columns.Add(New DataColumn("Kuantiti", GetType(String)))

dr = dt.NewRow() 'dr("RowNumber") = i + 1 dr("Wheel Record No") = String.Empty dr("SMH") = String.Empty dr("Tindakan") = String.Empty dr("Jenis Tayar") = String.Empty 'dr("Kuantiti") = String.Empty

dt.Rows.Add(dr)

grvDO.DataSource = dt grvDO.DataBind()

End Sub

Protected Sub tambah_Click(ByVal sender As Object, ByVal e As EventArgs) If ViewState("CurrentTable") IsNot Nothing Then Dim dt As DataTable = DirectCast(ViewState("CurrentTable"), DataTable) Dim count As Integer = dt.Rows.Count BindGrid(count) Else BindGrid(1) End If btnSave.Visible = True smhref.Text = String.Empty End Sub

Protected Sub BindGrid(ByVal rowcount As Integer) Dim i As Integer = 0 Dim dt As New DataTable() Dim dr As DataRow dt.Columns.Add(New DataColumn("Bil", GetType(String))) dt.Columns.Add(New System.Data.DataColumn("Wheel Record No", GetType(String))) dt.Columns.Add(New System.Data.DataColumn("SMH", GetType(String))) dt.Columns.Add(New System.Data.DataColumn("Tindakan", GetType(String))) dt.Columns.Add(New System.Data.DataColumn("Jenis Tayar", GetType(String))) 'dt.Columns.Add(New System.Data.DataColumn("Kuantiti", GetType(String)))

If ViewState("CurrentTable") IsNot Nothing Then For j As Integer = 0 To rowcount + 1 dt = DirectCast(ViewState("CurrentTable"), DataTable) If dt.Rows.Count > 0 Then dr = dt.NewRow() dr(0) = dt.Rows(0)(0).ToString()

End If Next dr = dt.NewRow()

dr(0) = i + 1 dr(1) = wheelno.Text dr(2) = smhref.Text If ddl_tindakan.SelectedValue = "Pilih" Then dr(3) = "" Else dr(3) = ddl_tindakan.SelectedValue End If

If ddl_jenisroda.SelectedValue = "Pilih" Then

dr(4) = "" Else dr(4) = ddl_jenisroda.SelectedValue End If 'dr(5) = kuantiti.Text

dt.Rows.Add(dr) Else dr = dt.NewRow() dr(0) = i + 1 dr(1) = wheelno.Text dr(2) = smhref.Text dr(3) = ddl_tindakan.SelectedValue dr(4) = ddl_jenisroda.SelectedValue 'dr(5) = kuantiti.Text dt.Rows.Add(dr)

End If

' If ViewState has a data then use the value as the DataSource If ViewState("CurrentTable") IsNot Nothing Then grvDO.DataSource = DirectCast(ViewState("CurrentTable"), DataTable) grvDO.DataBind() Else ' Bind GridView with the initial data assocaited in the DataTable grvDO.DataSource = dt

grvDO.DataBind() End If ' Store the DataTable in ViewState to retain the values ViewState("CurrentTable") = dt grvDO.Visible = True End Sub

Protected Sub ImageButton1_Click(ByVal sender As Object, ByVal e As EventArgs) 'edit Dim row As GridViewRow = CType(CType(sender, ImageButton).Parent.Parent, GridViewRow) Dim mySelectedRow As GridViewRow = row Label1.Text = row.Cells(0).Text

Dim wheel As String = CType(mySelectedRow.FindControl("wheel"), Label).Text.ToString() 'DirectCast(grvDO.Rows(row).Cells(1).FindControl("wheel"), Label).Text.ToString() wheelno.Text = wheel Dim smh As String = CType(mySelectedRow.FindControl("smh"), Label).Text.ToString() smhref.Text = smh

Dim tindakan As String = CType(mySelectedRow.FindControl("tindakan"), Label).Text.ToString() ddl_tindakan.SelectedValue = tindakan Dim axletype As String = CType(mySelectedRow.FindControl("axletype"), Label).Text.ToString() ddl_jenisroda.SelectedValue = axletype Button1.Visible = True tambah.Visible = False Label2.Text = row.Cells(0).Text

End Sub

Protected Sub ImageButton1_Click(ByVal sender As Object, ByVal e As EventArgs) 'edit
        Dim row As GridViewRow = CType(CType(sender, ImageButton).Parent.Parent, GridViewRow)
        Dim mySelectedRow As GridViewRow = row
        Label1.Text = row.Cells(0).Text
     

        Dim wheel As String = CType(mySelectedRow.FindControl("wheel"), Label).Text.ToString() 'DirectCast(grvDO.Rows(row).Cells(1).FindControl("wheel"), Label).Text.ToString() 
        wheelno.Text = wheel
        Dim smh As String = CType(mySelectedRow.FindControl("smh"), Label).Text.ToString()
        smhref.Text = smh

        Dim tindakan As String = CType(mySelectedRow.FindControl("tindakan"), Label).Text.ToString()
        ddl_tindakan.SelectedValue = tindakan
        Dim axletype As String = CType(mySelectedRow.FindControl("axletype"), Label).Text.ToString()
        ddl_jenisroda.SelectedValue = axletype
      
        Button1.Visible = True
        tambah.Visible = False
        Label2.Text = row.Cells(0).Text

    End Sub

Protected Sub UpdateRecord(ByVal sender As Object, ByVal e As EventArgs)

        Dim dr As DataRow
        Dim rowIndex As Integer = 0 'Integer.Parse(Label1.Text)
        Dim dtCurrentTable As DataTable = DirectCast(ViewState("CurrentTable"), DataTable)
        Dim columnIndex As Integer = 0
        

        For i As Integer = 0 To dtCurrentTable.Rows.Count
            
            Dim wheel As Label = DirectCast(grvDO.Rows(rowIndex).Cells(1).FindControl("wheel"), Label)
            wheel.Text = wheelno.Text
            Dim smh As Label = DirectCast(grvDO.Rows(rowIndex).Cells(2).FindControl("smh"), Label)
            smh.Text = smhref.Text
            Dim tindakan As Label = DirectCast(grvDO.Rows(rowIndex).Cells(3).FindControl("tindakan"), Label)
            tindakan.Text = ddl_tindakan.SelectedValue
            Dim axletype As Label = DirectCast(grvDO.Rows(rowIndex).Cells(4).FindControl("axletype"), Label)
            axletype.Text = ddl_jenisroda.SelectedValue

            'Dim tindakan As String = CType(mySelectedRow.FindControl("tindakan"), Label).Text.ToString()
            'ddl_tindakan.SelectedValue = tindakan
        Next
        Button1.Visible = False
        tambah.Visible = True
    End Sub

aspx code:

<asp:Panel ID="Panel1" runat="server" Width="100%">
    <table rules="rows" >
        
        <tr>
            <td style="width:70px">
                Date
            </td>
            <td style="width:150px">
                <asp:TextBox ID="tarikh" runat="server" Width="100"></asp:TextBox><asp:CalendarExtender ID="CalendarExtender1"
                    runat="server" Format="dd/MM/yyyy" TargetControlID="tarikh">
                </asp:CalendarExtender>
            </td>
            <td style="width:100px">
            Contract No.
            </td>
            <td style="width:150px">
            KTMB&nbsp;<asp:TextBox ID="contractno" runat="server" Width="70px"></asp:TextBox>

            </td>

          </tr>  
          <tr>
          <td style="width:70px">
                Tindakan
            </td>
            <td style="width:150px">
            <asp:DropDownList ID="ddl_tindakan" runat="server">
            <asp:ListItem>Pilih</asp:ListItem>
            <asp:ListItem>Redisc</asp:ListItem>
        <asp:ListItem>Reprofile</asp:ListItem>
        <asp:ListItem>Bearing Service</asp:ListItem>
        <asp:ListItem>Other</asp:ListItem>
                </asp:DropDownList>
                
            </td>
            <td style="width:100px">
            Jenis Tayar
            </td>
            <td style="width:150px">
            <asp:DropDownList ID="ddl_jenisroda" runat="server">
                <asp:ListItem>Pilih</asp:ListItem>
                <asp:ListItem>16T</asp:ListItem>
                <asp:ListItem>14T</asp:ListItem>
                <asp:ListItem>Koyo Large</asp:ListItem>
                <asp:ListItem>KOROS</asp:ListItem>
                <asp:ListItem>PGC</asp:ListItem>
                <asp:ListItem>GH</asp:ListItem>
                <asp:ListItem>81 class_motor</asp:ListItem>
                <asp:ListItem>81 class_trailer</asp:ListItem>
                <asp:ListItem>82 class_motor</asp:ListItem>
                <asp:ListItem>82 class_trailer</asp:ListItem>
                <asp:ListItem>83 class_motor</asp:ListItem>
                <asp:ListItem>83 class_trailer</asp:ListItem>
                <asp:ListItem>23 class</asp:ListItem>
                <asp:ListItem>24 class</asp:ListItem>
                <asp:ListItem>25 class</asp:ListItem>
                <asp:ListItem>26 class</asp:ListItem>
                <asp:ListItem>29 class</asp:ListItem>
                </asp:DropDownList>

            </td>
            
          </tr>
          <tr>
          <td style="width:100px">
          Wheel Record No
          </td>
          <td>
              <asp:TextBox ID="wheelno" runat="server"></asp:TextBox>
          </td>
          <td style="width:100px">
          SMH Ref. No.
          </td>
          <td>
              <asp:TextBox ID="smhref" runat="server"></asp:TextBox>
          </td>
          
          </tr>
          
    </table>
    <br />
    <br />
        <asp:Button ID="tambah" runat="server" Text="Tambah" OnClick="tambah_Click" />
        <asp:Button ID="Button1" runat="server" Text="Kemaskini" Visible="False" OnClick="UpdateRecord"/></center>
        <asp:Label ID="authorizedby" runat="server" Text="" Visible="False"></asp:Label>
    <asp:Label ID="dono" runat="server" Text="" Visible="False"></asp:Label>
    <asp:Label ID="Label1" runat="server" Text="" Visible="False"></asp:Label>
    <asp:Label ID="status" runat="server" Text="" Visible="False"></asp:Label>
    <asp:Label ID="kuantiti" runat="server" Text="" Visible="False"></asp:Label>
    <asp:Label ID="Label2" runat="server" Text="" Visible="False"></asp:Label>
    <br />
    <br />
    <asp:GridView ID="grvDO" runat="server" ItemStyle-Width="30px" AutoGenerateColumns="False" 
    Width="70%" BorderColor="#486070" HeaderStyle-BackColor="#D8E8F0"  
    AlternatingRowStyle-BackColor="White" BackColor="White" FooterStyle-BackColor="#D8E8F0" 
    FooterStyle-BorderColor="#486070" ShowFooter="True">
                <Columns>
                    <asp:TemplateField HeaderText="Bil" ItemStyle-Width="20px">
    <ItemTemplate>
        <asp:Label ID="bil" runat="server" Text=<%# Container.DataItemIndex+1 %>></asp:Label>
    </ItemTemplate>
    </asp:TemplateField>
                    <asp:TemplateField HeaderText="Wheel Record No" ItemStyle-Width="50px">
                        <ItemTemplate>
                            <asp:Label ID="wheel" runat="server" Text='<%#Eval("Wheel Record No") %>' ></asp:Label>
                        </ItemTemplate>
                    </asp:TemplateField>
                    <asp:TemplateField HeaderText="SMH" ItemStyle-Width="50px">
                        <ItemTemplate>
                            <asp:Label ID="smh" runat="server" Text='<%#Eval("SMH") %>'></asp:Label>
                        </ItemTemplate>
                    </asp:TemplateField>
                    <asp:TemplateField HeaderText="Tindakan" ItemStyle-Width="50px">
                        <ItemTemplate>
                            <asp:Label ID="tindakan" runat="server"  Text='<%#Eval("tindakan") %>'>></asp:Label>
                        </ItemTemplate>
                    </asp:TemplateField>
                  <asp:TemplateField HeaderText="Jenis Tayar" ItemStyle-Width="50px">
                        <ItemTemplate>
                            <asp:Label ID="axletype" runat="server" Text='<%#Eval("Jenis Tayar") %>'>></asp:Label>
                        </ItemTemplate>
                    </asp:TemplateField>
                    
        <asp:TemplateField ItemStyle-Width="10px">
            <ItemTemplate>
                <asp:ImageButton ID="ImageButton1" runat="server" ImageAlign="AbsMiddle" 
                ImageUrl="~/Library/img/24/pencil.png" OnClick="ImageButton1_Click" 
                ToolTip="Click to Edit" />
            </ItemTemplate>
            </asp:TemplateField>
            <asp:TemplateField ItemStyle-Width="10px">
            <ItemTemplate>
            
                <asp:ImageButton ID="ImageButton2" runat="server" ImageAlign="AbsMiddle" ImageUrl="~/Library/img/24/bin_closed.png" 
                ToolTip="Click to Delete" />
            </ItemTemplate>
            </asp:TemplateField>
                </Columns>
                               
            </asp:GridView>  
            <br />
            

                <asp:Button ID="btnSave" runat="server" Text="Hantar" OnClick="btnSave_Click" />
    </asp:Panel>

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how to insert textbox values into gridview

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