C# asp.net User Control

See more:

C#

C#4.0

ASP.NET4

Hi,

I am using user control for my project.

User control has Insert and Update operation.

I have written Add/Update in the btnSave_Click event, when i add new item Button click event fire and works fine.and Inserted record i am showing in grid view.

on Update Operation i click on edit button which in gridview and binding all values to related text box, and modifying data and click on save button is not firing.

what might be the problem, ??

Please Help me

Here Is my code

User Control

<table class="well">
    <tr>
        <td>
            <asp:Label ID="lblSiteNane" runat="server" Text="Site Name:" CssClass="hideextra"></asp:Label>
        </td>
        <td>
            <asp:TextBox ID="txtSiteName" runat="server" Style="height: 16px;"></asp:TextBox>
            <br />
            <asp:RequiredFieldValidator ID="reqSiteName" runat="server" ErrorMessage="Please Enter Site Name"
                ControlToValidate="txtSiteName" Display="Dynamic" CssClass="alert-error"></asp:RequiredFieldValidator>
        </td>
    </tr>
    <tr runat="server" id="Status" visible="false">
        <td>
            <asp:Label ID="lblStatus" runat="server" Text="Active Status:" CssClass="hideextra"></asp:Label>
        </td>
        <td>
            <asp:CheckBox ID="ckbSiteActive" runat="server" />
        </td>
        <td>
            <asp:HiddenField ID="hiddenId" runat="Server" />
        </td>
    </tr>
    <tr>
        <td>
        </td>
        <td>
            <asp:Button ID="btnSave" runat="server" Text="Save" CssClass="btn btn-success" OnClick="btnSave_Click"
                EnableViewState="true" />
            <asp:Button ID="btnCancel" runat="server" Text="Cancel" CssClass="btn btn-danger" />
        </td>
    </tr>
</table>
<br />
<table>
    <tr>
        <td>
            <asp:Panel ID="Panel1" runat="server" ScrollBars="Auto" HorizontalAlign="Center">
                <center>
                    <div>
                        <asp:GridView ID="grdSites" runat="server" Width="250px" AutoGenerateColumns="False"
                            DataKeyNames="RequestSiteID" HeaderStyle-BackColor="#575893" HeaderStyle-ForeColor="White"
                            EditRowStyle-HorizontalAlign="Center" AlternatingRowStyle-BackColor="#F8FDFF"
                            EmptyDataText="No Request Site Exists">
                            <Columns>
                                <asp:TemplateField HeaderText="Edit" ItemStyle-HorizontalAlign="Center">
                                    <ItemTemplate>
                                        <asp:LinkButton ID="lnkinactive" runat="server" Text="Edit" OnCommand="lnkEdit" CssClass="fblueDarkfbold"
                                            ForeColor="Blue" Font-Bold="false" CommandArgument='<%# Eval("RequestSiteID")%>'
                                            CausesValidation="false" />
                                    </ItemTemplate>
                                </asp:TemplateField>
                                <asp:TemplateField HeaderText="User Name" ItemStyle-HorizontalAlign="Center">
                                    <ItemTemplate>
                                        <asp:Label ID="lblSiteName" runat="server" Text='<%#Eval("RequestSiteName") %>' CssClass="fblueDarkfbold"></asp:Label>
                                        <asp:Label ID="lblUserId" runat="server" Text='<%#Eval("RequestSiteID") %>' Visible="false"
                                            CssClass="fblueDarkfbold"></asp:Label>
                                    </ItemTemplate>
                                </asp:TemplateField>
                                <asp:TemplateField HeaderText="Is Active" ItemStyle-HorizontalAlign="Center">
                                    <ItemTemplate>
                                        <asp:CheckBox ID="MyCheckBox" runat="server" Checked='<%# Bind("IsActive") %>' Enabled="false" />
                                    </ItemTemplate>
                                </asp:TemplateField>
                            </Columns>
                        </asp:GridView>
                    </div>
                </center>
            </asp:Panel>
        </td>
    </tr>
</table>

User Control Code Behind

protected void Page_Load(object sender, EventArgs e)
{
   if (!IsPostBack)
   {
      BindDataToGrid();
   }
   lblMessage.Visible = false;
   lblError.Visible = false;
}

protected void BindDataToGrid()
{
   List<requestsite> _requestSite = _requestSiteBO.GetRequestSiteDetails(false);
   grdSites.DataSource = _requestSite;
   grdSites.DataBind();
   ViewState["RequestSite"] = _requestSite;
}

protected void lnkEdit(Object sender, CommandEventArgs e)
{
   try
   {
      int userId = Int32.Parse(e.CommandArgument.ToString());
      String newText = txtSiteName.Text.Trim();
      RequestSite siteDetail = GetSingleData(userId);
      txtSiteName.Text = siteDetail.RequestSiteName;
      ckbSiteActive.Checked = siteDetail.ISActive;
      hiddenId.Value = Convert.ToString(siteDetail.RequestSiteID);
      Status.Visible = true;
      // btnSave.Text = "Update";
   }
   catch (SqlException ex)
   {
      throw ex;
   }
   catch (Exception ex)
   {
      throw ex;
   }
}

private RequestSite GetSingleData(Int32 userId)
{
   List<requestsite> _requestSite = (List<requestsite>)ViewState["RequestSite"];
   var existingData = _requestSite.Where(c => c.RequestSiteID == userId).FirstOrDefault();
   RequestSite _requestSiteDetails = new RequestSite();
   _requestSiteDetails.RequestSiteID = existingData.RequestSiteID;
   _requestSiteDetails.RequestSiteName = existingData.RequestSiteName;
   _requestSiteDetails.ISActive = existingData.ISActive;
   return _requestSiteDetails;
}

public void btnSave_Click(object sender, EventArgs e)
{
   int Sucess = 0;
   RequestSite _requestSite = new RequestSite();
   if (btnSave.Text == "Save")
   {
      _requestSite.RequestSiteName = txtSiteName.Text.Trim();
      _requestSite.ISActive = true;
      Sucess = _requestSiteBO.AddRequestSite(_requestSite);
   }
   else if (btnSave.Text == "Update")
   {
      _requestSite.RequestSiteID = Convert.ToInt32(hiddenId.Value);
      _requestSite.RequestSiteName = txtSiteName.Text.Trim();
      _requestSite.ISActive = true;
      Sucess = _requestSiteBO.AddRequestSite(_requestSite);
   }
   if (Sucess == 1)
   {
      lblMessage.Text = ConstantStrings.InsertSuccessMessage;
      lblMessage.Visible = true;
      txtSiteName.Text = "";
   }
   else
   {
      lblError.Text = ConstantStrings.InsertErrorMessage;
      lblError.Visible = true;
   }
}

Thanks and regards

Vishwa