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我無法設置所有更新參數。我的GridView中的大部分字段都是DataBound,但其中兩個是下拉列表,一個列表項指定,另一個從另一個數據源拉取。當用戶點擊GridView上的「更新」時,我想將它們的值設置爲UpdateParameters以發送到我的存儲過程。雖然我不確定如何去做這件事。GridView RowUpdating - UpdateParameters
這是我的工作的代碼,這兩個下拉列表是 「ddlTransferLocation」 和 「ddlReconcileStatus」:
數據來源
<asp:SqlDataSource ID="reconcileDataSource" runat="server"
ConnectionString="<%$ ConnectionStrings:ConnectionString %>"
SelectCommand="GetReconcileItems" SelectCommandType="StoredProcedure"
UpdateCommand="UpdateReconcileItems" UpdateCommandType="StoredProcedure">
<UpdateParameters>
<asp:Parameter Name="ItemID" />
<asp:Parameter Name="TransType" Type="String" />
<asp:Parameter Name="LocationID" Type="String" />
<asp:Parameter Name="Description" Type="String" />
<asp:Parameter Name="Stat" Type="String" />
<asp:Parameter Name="TransferLocation" Type="String" />
</UpdateParameters>
</asp:SqlDataSource>
C#ROW UPDATING
protected void reconcileGrid_RowUpdating(object sender, GridViewUpdateEventArgs e)
{
DropDownList ddlReconcileStatus = (DropDownList)reconcileGrid.Rows[e.RowIndex].Cells[0].FindControl("ddlReconcileStatus");
reconcileDataSource.UpdateParameters["Stat"].DefaultValue = ddlReconcileStatus.SelectedValue.ToString();
}
ASP.NET GRIDVIEW
<asp:UpdatePanel ID="reconcileUpdatePanel" runat="server">
<ContentTemplate>
<asp:GridView ID="reconcileGrid" runat="server" AutoGenerateColumns="False"
DataKeyNames="ItemID" DataSourceID="reconcileDataSource" OnRowUpdating="reconcileGrid_RowUpdating" >
<Columns>
<asp:CommandField ShowEditButton="True" />
<asp:BoundField DataField="Name" HeaderText="Name" SortExpression="Name" ReadOnly="true" />
<asp:BoundField DataField="Description" HeaderText="Description" SortExpression="Description" ReadOnly="true"/>
<asp:BoundField DataField="last_known_location" HeaderText="Last Known Location" SortExpression="last_known_location" ReadOnly="true" />
<asp:TemplateField HeaderText="Status">
<ItemTemplate>
<asp:Label ID="lblStatus" runat="server" Text='<%# evalStatus(Eval("Stat")) %>'></asp:Label></ItemTemplate><EditItemTemplate>
<asp:DropDownList ID="ddlReconcileStatus" runat="server" OnSelectedIndexChanged="ddlReconcileStatus_SelectedIndexChanged" AutoPostBack="true" >
<asp:ListItem Value="3" Text="Allocated"></asp:ListItem><asp:ListItem Value="4" Text="Transferred"></asp:ListItem></asp:DropDownList></EditItemTemplate></asp:TemplateField><asp:TemplateField HeaderText="Transfer Location" Visible="false" >
<EditItemTemplate>
<asp:DropDownList ID="ddlTransferLocation" runat="server"
DataSourceID="ddlTransferLocationDataSource" DataTextField="Name"
DataValueField="ID" Enabled="true" ></asp:DropDownList>
<asp:SqlDataSource
ID="ddlTransferLocationDataSource" runat="server"
ConnectionString="<%$ ConnectionStrings:ConnectionString %>"
SelectCommand="SELECT [ID], [Name] FROM [TransferLocation]">
</asp:SqlDataSource>
</EditItemTemplate>
</asp:TemplateField>
<asp:BoundField DataField="ItemID" HeaderText="ItemID" ReadOnly="true" />
</Columns>
</asp:GridView>
</ContentTemplate>
</asp:UpdatePanel>
好吧,我給一個鏡頭。雖然我得到一個沒有找到「EditRowIndex」的擴展方法 – Will 2011-05-27 14:28:30
對不起,它應該是'EditIndex' http://msdn.microsoft.com/en-us/library/system.web.ui.webcontrols.gridview.editindex。 aspx – 2011-05-27 14:29:49
我看到它正在獲取正確的值並更新參數,但它實際上從未運行存儲過程。我沒有得到任何錯誤,只是沒有任何反應。 – Will 2011-05-27 14:46:40