你好，我有一个页面，我在文本框的自动完成事件上使用了 ajax，即在文本框中填充了一些列表，因此将选定的项目添加到网格中它仅在第一次重新加载页面时有效，但在网格中添加项目后自动完成事件停止为此我必须重新加载页面，但我没有这样做，因为当我刷新页面时，添加到网格中的所有项目都丢失了，当我最终单击保存按钮时，网格中的项目被保存，而且我有另一个问题，我有另一个文本框我在自动完成事件中填充列表的页面，但是当我在控件中键入一些值时也不起作用，只有在重新加载第一页时它才起作用，所以这是什么问题
<div id="inner">
<fieldset>
<legend>Purchase Order</legend>
<asp:UpdatePanel ID="UpdatePanel1" runat="server">
<ContentTemplate>
<table style="width:44%;">
<tr>
<td>
<div class="dvlefttd2">
<asp:Label ID="lblpartyname" runat="server" Text="Party Name"></asp:Label>
</div>
</td>
<td colspan="3">
<div class="ui-widget" style="display:block;margin-top:18px;">
<asp:TextBox style="min-width:216px" ID="tbAuto" class="tb" runat="server">
</asp:TextBox>
<div style="visibility:hidden">
<asp:TextBox runat="server" ID="tbHidden" class="tb"></asp:TextBox></div>
</div>
</td>
</tr>
<tr>
<td>
<div class="dvlefttd2">
<asp:Label ID="lblQno" runat="server" Text="Q. No."></asp:Label>
</div>
</td>
<td>
<asp:TextBox ID="txtQno" runat="server"
autocomplete="off" MaxLength="8"
onkeypress="return isNumberKey(event)"
Width="75px">
</asp:TextBox>
</td>
<td>
</tr>
<tr>
<td>
<div class="dvlefttd1">
PoNo
</div>
</td>
<td>
<div style="margin-top:-10px;">
<asp:TextBox ID="txtPoNo" runat="server" autocomplete="off" MaxLength="8"
onkeypress="return isNumberKey(event)" ReadOnly="True" Width="75px"></asp:TextBox>
</div>
</td>
<td ID="tdcheck" style="width:195px">
<div class="dvlefttd2" style="padding-top:20px">
<asp:CheckBox ID="chkConsignee" runat="server" AutoPostBack="True"
OnCheckedChanged="chkConsignee_CheckedChanged" Text="Consignee"
TextAlign="Left" />
</div>
</td>
<td id="ColConsignee" runat="server" colspan="3">
<asp:DropDownList ID="ddlConsignee" runat="server" AutoPostBack="True"
OnSelectedIndexChanged="ddlConsignee_SelectedIndexChanged" Width="221px">
</asp:DropDownList>
<asp:TextBox ID="txtConsignee" runat="server" autocomplete="off" MaxLength="30"
Visible="false" Width="100px"></asp:TextBox>
</td>
</tr>
</table>
<fieldset>
<legend>Item Info
</legend>
<table style="width:100%;">
<tr>
<td colspan="2">
<div class="dvitems">
Item
</div>
</td>
<td>
<div class="dvitems">
Grain
</div>
</td>
<td style="width: 79px">
<div class="dvitems">
Unit
</div>
</td>
<td style="width: 79px">
<div class="dvitems">
Cases
</div>
</td>
<td>
</td>
</tr>
<tr>
<td style="width:44px" valign="top" colspan="2">
<div class="ui-widget" style="display:block;">
<asp:TextBox style="min-width:226px;min-height:20px;" ID="txtitem" class="tb" runat="server">
</asp:TextBox>
<div style="visibility:hidden">
<asp:TextBox runat="server" ID="hditem" class="tb"></asp:TextBox>
</div>
</div>
</td>
<td style="width:49px" valign="top">
<asp:DropDownList ID="ddlGrain" runat="server" style="min-width:100px;min-height:20px">
<asp:ListItem>Long</asp:ListItem>
<asp:ListItem>Short</asp:ListItem>
</asp:DropDownList>
</td>
<td valign="top">
<asp:DropDownList ID="ddlUnit" runat="server" style="min-height:27px;min-width:100px">
</asp:DropDownList>
</td>
<td valign="top">
<asp:TextBox ID="txtcases" runat="server" style="min-height:20px;min-width:100px"></asp:TextBox>
</td>
<td valign="top" style="width:49px">
</td>
</tr>
<tr>
<td style="width:44px">
<div class="dvitems">
Qty
</div>
</td>
<td style="width:44px">
<div class="dvitems">
Rate
</div>
</td>
<td>
<div class="dvitems">
Amt
</div>
</td>
<td colspan="2">
<div class="dvitems">
Remark
</div>
</td>
<td>
</td>
</tr>
<tr>
<td style="width: 44px">
<asp:TextBox ID="txtQty" runat="server" autocomplete="off" MaxLength="5"
onkeypress="return isNumberKey(event)" style="min-height:20px;min-width:100px"></asp:TextBox>
</td>
<td style="width: 44px">
<asp:TextBox ID="txtRate" runat="server"
autocomplete="off" MaxLength="6"
onblur="setAmount();"
OnTextChanged="txtRate_TextChanged"
style="min-width:100px;min-height:20px"></asp:TextBox>
</td>
<td>
<asp:TextBox ID="txtAmount" runat="server" autocomplete="off" Enabled="False"
MaxLength="7" style="min-width:100px"></asp:TextBox>
</td>
<td colspan="2">
<asp:TextBox ID="txtRemark" runat="server" autocomplete="off" MaxLength="50"
style="min-width:237px"></asp:TextBox>
</td>
<td>
<asp:Button ID="btnAdd" runat="server" CssClass="btn" OnClick="btnAdd_Click"
Text="Add" />
</td>
</tr>
</table>
<asp:Panel ID="Panel1" runat="server" Height="120px" ScrollBars="Both">
<div id="dvgrid" runat="server">
<asp:GridView ID="gvItem" runat="server" CssClass="mGrid"
AutoGenerateColumns="False" PagerStyle-CssClass="pgr"
AlternatingRowStyle-CssClass="alt"
CellPadding="4" ForeColor="#424242" GridLines="None" Height="84px"
OnRowCancelingEdit="gvItem_RowCancelingEdit" OnRowDeleting="gvItem_RowDeleting"
OnRowEditing="gvItem_RowEditing" OnRowUpdating="gvItem_RowUpdating"
OnSelectedIndexChanged="gvItem_SelectedIndexChanged">
<AlternatingRowStyle BackColor="White" />
<Columns>
<asp:CommandField HeaderText="Edit" ShowEditButton="True" />
<asp:BoundField DataField="No" HeaderText="SrNo">
<ItemStyle />
</asp:BoundField>
<asp:BoundField DataField="Size" HeaderText="Size">
<ItemStyle />
</asp:BoundField>
<asp:BoundField DataField="GSM" HeaderText="GSM">
<ItemStyle />
</asp:BoundField>
<asp:BoundField DataField="Grain" HeaderText="Grain">
<ItemStyle />
</asp:BoundField>
<asp:BoundField DataField="UnitName" HeaderText="Unit" />
<asp:BoundField DataField="Qty" DataFormatString="{0:F}" HeaderText="Qty">
<ItemStyle />
</asp:BoundField>
<asp:BoundField DataField="Rate" DataFormatString="{0:F}" HeaderText="Rate">
<ItemStyle />
</asp:BoundField>
<asp:BoundField DataField="Total" HeaderText="Total" />
<asp:BoundField DataField="Remark" HeaderText="Remark">
<ItemStyle />
</asp:BoundField>
<asp:CommandField HeaderText="Delete" ShowDeleteButton="True" />
<asp:TemplateField>
<ItemTemplate>
<asp:HiddenField ID="hdnCatCode" runat="server" Value='<%# Eval("CCode") %>' />
<asp:HiddenField ID="hdnItem" runat="server" Value='<%# Eval("ICode") %>' />
<asp:HiddenField ID="hdnUnitID" runat="server" Value='<%# Eval("UnitID") %>' />
</ItemTemplate>
</asp:TemplateField>
</Columns>
<EditRowStyle BackColor="#CCCCCC" />
<FooterStyle BackColor="#424242" Font-Bold="True" ForeColor="White" />
<HeaderStyle BackColor="#424242" Font-Bold="True" ForeColor="White" />
<PagerStyle ForeColor="White" HorizontalAlign="Center" />
<RowStyle BackColor="White" />
<SelectedRowStyle BackColor="#fff" Font-Bold="True" ForeColor="#333333" />
<%-- <SortedAscendingCellStyle BackColor="#F5F7FB" />
<SortedAscendingHeaderStyle BackColor="#6D95E1" />
<SortedDescendingCellStyle BackColor="#E9EBEF" />
<SortedDescendingHeaderStyle BackColor="#4870BE" />--%>
</asp:GridView>
</div>
</asp:Panel>
</fieldset>
<table>
<tr>
<td>
<!--<asp:Label ID="lblMsg1" runat="server" ForeColor="#CC3300"></asp:Label>-->
<div id="dvPrint" visible="false">
<%=sPrint %>
</div>
</td>
</tr>
<tr>
<td>
<div id="dvchck">
<asp:CheckBox ID="chkSearch" style="text-align:center" onclick="Cash_Cheque();" runat="server" Text="Search">
</asp:CheckBox>
<div>
</div>
</div>
</td>
<td>
<asp:Button ID="btnSave" runat="server" OnClick="btnSave_Click" Text="Save"
Height="25px" Width="75px" CssClass ="btn" />
<!--<asp:ImageButton ID="ImageButton1" runat="server" ImageUrl="~/images/btn.png" />-->
<asp:Button ID="btnCancel" runat="server" OnClick="btnCancel_Click"
Text="Cancel" Height="25px" CssClass="btn" Width="75px" />
</td>
</tr>
<tr style="display: none" id="trSearch" runat="server">
<td style="height: 40px" colspan="2">
<table style="width: 550px" border="0">
<tbody>
<tr>
<td>
<strong>Code </strong>
</td>
<td>
<asp:TextBox ID="txtSCode" runat="server" Width="75px" onkeypress="return isNumberKey(event)"
OnTextChanged="txtSCode_TextChanged" autocomplete="off"></asp:TextBox> <asp:Button ID="btnSearch" OnClick="btnSearch_Click" runat="server" Text="Search" Width="71px" CssClass="btn"></asp:Button>
</td>
<td style="font-weight: bold" valign="top">
</td>
<td style="font-weight: bold" valign="top" align="right">
<asp:UpdatePanel ID="UpdatePanel2" runat="server">
<ContentTemplate>
<asp:TextBox ID="txtSName" runat="server" autocomplete="off" Width="175px" AutoPostBack="True"
Visible="False"></asp:TextBox>
</ContentTemplate>
</asp:UpdatePanel>
</td>
<td style="font-weight: bold" valign="top" align="right">
</td>
</tr>
</tbody>
</table>
</td>
</tr>
<tr>
<td align="center" colspan="2">
<asp:Panel ID="pnlPo" runat="server" Height="400px" Width="750px" ScrollBars="Horizontal">
<!--<div class="GridDock" id="dvGridWidth" style="overflow:scroll;border:1px;">-->
<asp:GridView ID="gvPO" runat="server" AutoGenerateColumns="False" CellPadding="4"
ForeColor="#424242" GridLines="None" AllowPaging="True"
OnPageIndexChanging="gvPO_PageIndexChanging"
OnRowDataBound="gvPO_RowDataBound" Width="1px">
<AlternatingRowStyle BackColor="White" />
<Columns>
<asp:TemplateField HeaderText="Code">
<ItemTemplate>
<asp:HiddenField ID="hdnFrght" runat="server" Value='<%# Eval("mstfrghtper") %>' />
<asp:HiddenField ID="hdnTin" runat="server" Value='<%# Eval("mstlotno") %>' />
<asp:HiddenField ID="hdnVat" runat="server" Value='<%# Eval("mstsection") %>' />
<asp:LinkButton ID="lnkCode" runat="server" Text='<%# Eval("mstcode") %>' OnClick="lnkCode_Click">code</asp:LinkButton>
<asp:HiddenField ID="hdnParty" runat="server" Value='<%# Eval("mstptcode") %>' />
</ItemTemplate>
</asp:TemplateField>
<asp:BoundField DataField="mstdate" HeaderText="Date" DataFormatString="{0:dd-MM-yyyy}" />
<asp:BoundField DataField="mstContactPerson" HeaderText="Consignee" />
<asp:BoundField DataField="msttaxper" HeaderText="Tax" DataFormatString="{0:F}" />
<asp:BoundField DataField="msttota" HeaderText="Total" DataFormatString="{0:F}" />
<asp:BoundField DataField="mstdeliDes" HeaderText="delivery" />
<asp:BoundField DataField="mstindno" HeaderText="Tin" />
<asp:BoundField DataField="mstpodate" HeaderText="Del date" DataFormatString="{0:dd-MM-yyyy}" />
<asp:BoundField DataField="mstpayDes" HeaderText="PayDes">
<FooterStyle Wrap="False" />
<HeaderStyle Wrap="False" />
<ItemStyle Font-Bold="False" Font-Italic="False" Font-Underline="False" Wrap="False" />
</asp:BoundField>
<asp:BoundField DataField="mstrema" HeaderText="Remark">
<ItemStyle Width="70px" Wrap="True" />
</asp:BoundField>
<asp:BoundField DataField="mstchno" HeaderText="PoRefNo" />
<asp:TemplateField HeaderText="Print">
<ItemTemplate>
<%--<asp:LinkButton ID="LinkButton1" runat="server" onclick="lnkPrint_Click" OnClientClick="window.open ('Report.aspx','mywindow','width=350,height=250');">Print</asp:LinkButton>--%>
<asp:LinkButton ID="lnkPrint" runat="server" OnClick="lnkPrint_Click">Print</asp:LinkButton>
</ItemTemplate>
</asp:TemplateField>
<asp:TemplateField HeaderText="Delete">
<ItemTemplate>
<%--<asp:LinkButton ID="LinkDelete" runat="server" OnClick="LinkDelete_Click">Delete</asp:LinkButton>--%>
<asp:ImageButton ID="DeleteButton" runat="server" Width="20px" Height="20px" OnClientClick="if (!window.confirm('Are you sure you want to delete this item?')) return false;"
OnClick="LinkDelete_Click" ImageUrl="~/images/delete.png" CommandName="delete">
</asp:ImageButton>
<controlstyle width="20px" height="20px" />
<itemstyle width="50px" />
</ItemTemplate>
</asp:TemplateField>
</Columns>
<EditRowStyle BackColor="#2461BF" />
<FooterStyle BackColor="#424242" Font-Bold="True" ForeColor="White" />
<HeaderStyle BackColor="#424242" Font-Bold="True" ForeColor="White" />
<PagerStyle BackColor="#424242" ForeColor="White" HorizontalAlign="Center" />
<RowStyle BackColor="#EFF3FB" />
<SelectedRowStyle BackColor="#D1DDF1" Font-Bold="True" ForeColor="#333333" />
</asp:GridView>
<!-- </div>-->
</asp:Panel>
<%-- </ContentTemplate>
</asp:UpdatePanel>--%>
</td>
</tr>
</table>
</ContentTemplate>
</asp:UpdatePanel>
</fieldset>
</div>
jQuery
<script>
$(document).ready(function() {
SearchText();
SearchItem();
});
function SearchText() {
$('input[name$="tbAuto"]').autocomplete({
source: function (request, response) {
$.ajax({
url: "PartyList.asmx/FetchPartyList",
data: "{ 'prefix': '" + request.term + "' }",
dataType: "json",
type: "POST",
contentType: "application/json; charset=utf-8",
success: function (data) {
response(data.d);
},
error: function (XMLHttpRequest, textStatus, errorThrown) {
alert(textStatus);
}
});
},
minLength: 1,
focus: function(event, ui) {
$('input[name$="tbAuto"]').val(ui.item.Name);
return false;
},
select: function(event, ui) {
$('input[name$="tbAuto"]').val(ui.item.Name);
$('input[name$="tbHidden"]').val(ui.item.value);
return false;
}
}).data('autocomplete')._renderItem = function(ul, item) {
return $('<li>').data('item.autocomplete', item).append('<a>' + item.Name + '</a>').appendTo(ul);
};
}
function SearchItem() {
$('input[name$="txtitem"]').autocomplete({
source: function (request, response) {
$.ajax({
url: "Itemslist.asmx/FetchItemList",
data: "{ 'prefix': '" + request.term + "' }",
dataType: "json",
type: "POST",
contentType: "application/json; charset=utf-8",
success: function (data) {
response(data.d);
},
error: function (XMLHttpRequest, textStatus, errorThrown) {
alert(textStatus);
}
});
},
minLength: 1,
focus: function(event, ui) {
$('input[name$="txtitem"]').val(ui.item.Name);
return false;
},
select: function(event, ui) {
$('input[name$="txtitem"]').val(ui.item.Name);
$('input[name$="hditem"]').val(ui.item.value);
return false;
}
}).data('autocomplete')._renderItem = function(ul, item) {
return $('<li>').data('item1.autocomplete', item).append('<a>' + item.Name + '</a>').appendTo(ul);
};
}
</script>