Question

我已经在asp.net中开发了一个小应用程序我正在使用RadControls for ASP.NET AJAX telrik当我尝试插入一个它没有插入数据库的记录但它正在工作选择命令任何人都可以帮助我请在这里我发布了我的代码......

＆lt;％@ Register TagPrefix =“sds”Namespace =“Telerik.Web.SessionDS”％＆gt; ＆lt;％@ Register TagPrefix =“telerik”Namespace =“Telerik.Web.UI”Assembly =“Telerik.Web.UI”％＆gt; ＆lt;％ - ＆lt;％@ Register TagPrefix =“qsf”Namespace =“Telerik.QuickStart”％＆gt; - ％＆gt; ＆lt;％ - - ％＆gt;

    <script type="text/javascript">
    // <![CDATA[
        //On insert and update buttons click temporarily disables ajax to perform upload actions
        function conditionalPostback(sender, eventArgs) {
            var theRegexp = new RegExp("\.UpdateButton$|\.PerformInsertButton$", "ig");
            if (eventArgs.get_eventTarget().match(theRegexp)) {
                var upload = $find(window['UploadId']);

                //AJAX is disabled only if file is selected for upload
                if (upload.getFileInputs()[0].value != "") {
                    eventArgs.set_enableAjax(false);
                }
            }
        }

        function validateRadUpload(source, e) {
            e.IsValid = false;

            var upload = $find(source.parentNode.getElementsByTagName('div')[0].id);
            var inputs = upload.getFileInputs();
            for (var i = 0; i < inputs.length; i++) {
                //check for empty string or invalid extension
                if (inputs[i].value != "" && upload.isExtensionValid(inputs[i].value)) {
                    e.IsValid = true;
                    break;
                }
            }
        }
        // ]]>
    </script>

</telerik:RadCodeBlock>
<telerik:RadAjaxPanel ID="RadAjaxPanel1" runat="server" ClientEvents-OnRequestStart="conditionalPostback">
    <telerik:RadProgressManager ID="RadProgressManager1" runat="server" />
    <telerik:RadProgressArea ID="RadProgressArea1" runat="server" />
    <telerik:RadGrid runat="server" ID="RadGrid1" AllowPaging="True" AllowSorting="True"
        AutoGenerateColumns="False" Width="97%" DataSourceID="SqlDataSource1" AllowAutomaticInserts="true"
        AllowAutomaticUpdates="true" AllowAutomaticDeletes="true" ShowStatusBar="True"
        GridLines="None" OnItemDataBound="RadGrid1_ItemDataBound" OnItemCreated="RadGrid1_ItemCreated" PageSize="3">
        <PagerStyle Mode="NumericPages" AlwaysVisible="true" />
        <MasterTableView Width="100%" CommandItemDisplay="Top" DataKeyNames="ID" DataSourceID="SqlDataSource1">
            <Columns>
                <telerik:GridEditCommandColumn ButtonType="ImageButton">
                    <HeaderStyle Width="3%" />
                </telerik:GridEditCommandColumn>
                <telerik:GridTemplateColumn HeaderText="Image Name" UniqueName="ImageName" SortExpression="Name">
                    <ItemTemplate>
                        <asp:Label runat="server" ID="lblName" Text='<%# Eval("Name") %>' />
                    </ItemTemplate>
                    <EditItemTemplate>
                        <telerik:RadTextBox runat="server" Width="200px" ID="txbName" Text='<%# Bind("Name") %>' />
                        <asp:RequiredFieldValidator ID="Requiredfieldvalidator1" runat="server" ControlToValidate="txbName" ErrorMessage="Please, enter a name!" Display="Dynamic" SetFocusOnError="true" />
                    </EditItemTemplate>
                    <HeaderStyle Width="30%" />
                </telerik:GridTemplateColumn>
                <telerik:GridTemplateColumn HeaderText="Description" UniqueName="Description" DataField="Description">
                    <ItemTemplate>
                        <asp:Label ID="lblDescription" runat="server" Text='<%# Eval("Description")%>' />
                    </ItemTemplate>
                    <EditItemTemplate>
                        <telerik:RadTextBox ID="txbDescription" Width="300px" runat="server" TextMode="MultiLine"
                            Text='<%# Bind("Description") %>' Height="150px" />
                    </EditItemTemplate>
                    <ItemStyle VerticalAlign="Top" />
                </telerik:GridTemplateColumn>
                <telerik:GridBinaryImageColumn DataField="Data" HeaderText="Image" UniqueName="Upload" ImageAlign="NotSet"
                    ImageHeight="80px" ImageWidth="80px" ResizeMode="Fit" DataAlternateTextField="Description"
                    DataAlternateTextFormatString="Image of {0}">
                    <HeaderStyle Width="10%" /> 
                </telerik:GridBinaryImageColumn>
                <telerik:GridButtonColumn Text="Delete" CommandName="Delete" ButtonType="ImageButton">
                    <HeaderStyle Width="2%" />
                </telerik:GridButtonColumn>
            </Columns>
            <EditFormSettings>
                <EditColumn ButtonType="ImageButton" />
            </EditFormSettings>
        </MasterTableView> 
    </telerik:RadGrid> 
</telerik:RadAjaxPanel>
  <sds:SessionDataSource ID="SqlDataSource1" runat="server" ConnectionString="<%$ ConnectionStrings:ConnectionString %>"
    SelectCommand="SELECT * FROM [Mybusinessapp_Pictures]" InsertCommand="INSERT INTO [Mybusinessapp_Pictures] ([Name], [Description], [Data]) VALUES (@Name, @Description, @Data)"
    UpdateCommand="UPDATE [Mybusinessapp_Pictures] SET [Name] = @Name, [Description] = @Description, [Data] = @Data WHERE [ID] = @ID"
    DeleteCommand="DELETE FROM [Mybusinessapp_Pictures] WHERE [ID] = @ID" PrimaryKeyFields="ID" SessionKey="UploadGridCS">
    <InsertParameters>
        <asp:Parameter Name="Name" Type="String" />
        <asp:Parameter Name="Description" Type="String" />
        <asp:Parameter Name="Data" DbType="Binary" />
    </InsertParameters>
    <UpdateParameters>
        <asp:Parameter Name="Name" Type="String" />
        <asp:Parameter Name="Description" Type="String" />
        <asp:Parameter Name="ID" Type="Int32" />
    </UpdateParameters>
      <%--  <asp:Parameter Name="Data" DbType="Binary" />--%>
    <DeleteParameters>
        <asp:Parameter Name="ID" Type="Int32" />
    </DeleteParameters>
</sds:SessionDataSource>

＆lt;％ - - ％＆gt;

Answer 1

将SessionDataSource InsertCommand更改为：

InsertCommand =“INSERT INTO [Mybusinessapp_Pictures]（[Name]，[Description]，[Data]）VALUES（？，？，？）”

如何使用RadControls for ASP.NET AJAX将记录插入数据库

1 个答案: