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在下面的代碼中,我有網格視圖,並有一些控件,其中我有數量文本框,如果我輸入一個值,並離開文本框,它應該調用服務器端method.I嘗試所有的值調用該方法時控件會被清除。請幫助我解決此問題。文本更改事件中的問題
<asp:GridView Width="100%" runat="server" ID="gvProduct" AutoGenerateColumns="false" CellPadding="4" ForeColor="#333333" ShowFooter="true"
PageSize-Mode="NumericPages" PageSize="10" PagerStyle-Visible="true" AllowPaging="true" AllowSorting="true"
>
<Columns>
<asp:TemplateField HeaderText="Product Name" ItemStyle-Width="350px">
<ItemTemplate>
<asp:DropDownList ID="ddlProduct" runat="server" OnSelectedIndexChanged="ddlProduct_SelectedIndexChanged" AutoPostBack="true" Style="width: 100%; height:23px" ></asp:DropDownList>
</ItemTemplate>
</asp:TemplateField>
<asp:TemplateField HeaderText="Current Stock" ItemStyle-Width="150px" >
<ItemTemplate>
<center> <asp:TextBox ID="txtCurrentStock" onkeypress="return isNumberKey(event, false);" Height="20px" runat="server" Width="160px" Enabled="false"> </asp:TextBox></center>
</ItemTemplate>
</asp:TemplateField>
<asp:TemplateField HeaderText="Quantity" ItemStyle-Width="150px">
<ItemTemplate>
<asp:TextBox ID="txtQuantity" onkeypress="return isNumberKey(event, false);" AutoPostBack="true" runat="server" Height="20px" Width="150px" OnTextChanged="txtQuantity_TextChanged" > </asp:TextBox>
</ItemTemplate>
</asp:TemplateField>
<asp:TemplateField HeaderText="Unit Type" ItemStyle-Width="50px" >
<ItemTemplate>
<center> <asp:Label ID="lblunittype" runat="server" Width="50px" ></asp:Label></center>
</ItemTemplate>
</asp:TemplateField>
<asp:TemplateField HeaderText="Product Required Date" ItemStyle-Width="150px">
<ItemTemplate>
<asp:TextBox ID="txtProductRequiredDate" style="text-align: left" onkeypress="return isNumberKey(event, false);" Height="20px" runat="server" Width="150px" > </asp:TextBox>
<asp:LinkButton ID="lnkDeliveryDate" runat="server" CommandName="DeliveryDate" >select</asp:LinkButton>
</ItemTemplate>
</asp:TemplateField>
<asp:TemplateField HeaderText="Remove" HeaderStyle-VerticalAlign="Top" ItemStyle-Width="100px" ItemStyle-HorizontalAlign="Center" FooterStyle-HorizontalAlign="Center">
<ItemTemplate>
<asp:LinkButton ID="lnkdelete" runat="server" CommandName="Delete" OnClientClick="return confirmDelete()" >Delete</asp:LinkButton>
</ItemTemplate>
<FooterTemplate>
<asp:Button ID="ButtonAdd" runat="server" OnClick="btnAdd_Click" class="button" Text="Add New" />
</FooterTemplate>
</asp:TemplateField>
</Columns>
<HeaderStyle Font-Bold="True" ForeColor="White" />
<FooterStyle HorizontalAlign="Right" />
</asp:GridView>
protected void txtQuantity_TextChanged(object sender, EventArgs e)
{
AddNewRowToGrid()
}
你爲什麼認爲這是JavaScript的問題?客戶是什麼意思?它是移動應用程序嗎? – Alex 2014-09-24 11:34:36