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我有一個網頁下面的標記現場驗證火災不合
<%@ Page Title="" Language="C#" MasterPageFile="~/CaseAdmin.master" AutoEventWireup="true" CodeBehind="AddExhibit.aspx.cs" Inherits="Prototype5.AddExhibit" %>
<h2 class="style2">
<strong><span style="color: #FFFFFF">Add Exhibit
Form</span></strong></h2>
<div style="width: 600px">
<table style="width: 303px" align="left">
<tr>
<td class="style26" style="background-color: #666666">
<p class="style5" style="color: #000000; background-color: #666666;">
<strong style="background-color: #666666">Select Existing Case ID:
</strong>
</p></td>
<td class="" style="background-color: #C0C0C0" align="left">
<asp:DropDownList ID="DropDownListcaseid" runat="server"
onselectedindexchanged="DropDownListcaseid_SelectedIndexChanged">
</asp:DropDownList>
<asp:RequiredFieldValidator ID="RequiredFieldValidator1" runat="server"
ControlToValidate="DropDownListcaseid"
ErrorMessage="Please select a valid case id from the dropdown menu"
ForeColor="Red">*</asp:RequiredFieldValidator>
</td>
</tr>
<tr>
<td class="style4" colspan="2">
</td>
</tr>
</table>
<asp:SqlDataSource ID="SqlDataSource1" runat="server"
ConnectionString="<%$ ConnectionStrings:CMSSQL3ConnectionString1 %>"
SelectCommand="SELECT [CaseID] FROM [Cases]"></asp:SqlDataSource>
</div>
<div style="width: 603px; height: 75px; ">
<table style="height: 66px; width: 598px; top: 277px; left: 268px;"
align="left">
<tr>
<td class="bold"
style="color: #000000; background-color: #666666; width: 127px;">
<strong>Exhibit Type</strong></td>
<td class="bold" style="background-color: #666666; width: 228px;">
<span style="color: #000000">Exhibit Image</td>
<td class="bold" style="background-color: #666666; width: 111px;">
<span style="color: #000000">Stored Location</span></td>
<td class="bold" style="background-color: #666666; color: #000000;">
Officer ID</span></td>
</tr>
<tr>
<td class="style32" style="background-color: #C0C0C0; width: 127px;">
<asp:DropDownList ID="exhibitTypeDropDownList" runat="server">
<asp:ListItem></asp:ListItem>
<asp:ListItem>Hard Disk</asp:ListItem>
<asp:ListItem>Pen Drive</asp:ListItem>
<asp:ListItem>Laptop</asp:ListItem>
<asp:ListItem>Palm Devce</asp:ListItem>
<asp:ListItem>Mobile Phone</asp:ListItem>
<asp:ListItem>Tablet PC</asp:ListItem>
<asp:ListItem>Pager</asp:ListItem>
</asp:DropDownList>
<asp:RequiredFieldValidator ID="RequiredFieldValidator2" runat="server"
ControlToValidate="exhibitTypeDropDownList"
ErrorMessage="Please Enter the type of exhibit. eg. Harddisk"
ForeColor="Red" ondisposed="addExhibitButton_Click">*</asp:RequiredFieldValidator>
</td>
<td class="style28" style="background-color: #C0C0C0; width: 228px;">
<asp:FileUpload ID="exhibitImageFileUpload" runat="server" />
</td>
<td class="style20" style="background-color: #C0C0C0; width: 111px;">
<asp:DropDownList ID="storedLocationDropDownList" runat="server">
<asp:ListItem></asp:ListItem>
<asp:ListItem>B-15/4</asp:ListItem>
<asp:ListItem>B-10/1</asp:ListItem>
<asp:ListItem>B-5/4</asp:ListItem>
</asp:DropDownList>
<asp:RequiredFieldValidator ID="RequiredFieldValidator3" runat="server"
ControlToValidate="storedLocationDropDownList"
ErrorMessage="Please enter a valid stored location" ForeColor="Red"
ondisposed="addExhibitButton_Click">*</asp:RequiredFieldValidator>
</td>
<td class="style30" style="background-color: #C0C0C0">
<asp:DropDownList ID="DropDownList1" runat="server"
DataSourceID="officersSqlDataSource" DataTextField="PoliceID"
DataValueField="PoliceID" Width="79px" Height="26px">
</asp:DropDownList>
<asp:RequiredFieldValidator ID="RequiredFieldValidator4" runat="server"
ControlToValidate="DropDownList1"
ErrorMessage="Please select a valid Officer id from the dropdown list"
ForeColor="Red" ondisposed="addExhibitButton_Click">*</asp:RequiredFieldValidator>
</td>
</tr>
</table>
</div>
<div style="width: 609px; height: 23px;">
</div>
<div style="margin-top:12px; width: 232px; text-align:left; font-size:1.3em;">
<asp:SqlDataSource ID="officersSqlDataSource"
runat="server"
ConnectionString="<%$ ConnectionStrings:CMSSQL3ConnectionString1 %>"
SelectCommand="SELECT PoliceID FROM PoliceOfficers"></asp:SqlDataSource>
<table align="left">
<tr>
<td align="center">
<asp:ValidationSummary ID="ValidationSummary1" runat="server" ForeColor="Red"
HeaderText="The following errors occured." />
</td>
</tr>
</table>
</div>
<div style="margin-top:12px; width: 456px;">
<table style="width: 450px" align="left">
<tr>
<td align="center" colspan="3">
<asp:Label ID="messageLabel" runat="server" BackColor="White" ForeColor="Red"
Visible="False"></asp:Label>
</td>
</tr>
<tr>
<td align="center" style="width: 96px">
<asp:Button ID="cancelButton" runat="server" Text="Cancel"
onclick="cancelButton_Click" height="26px" width="101px" />
</td>
<td style="width: 237px">
</td>
<td align="center">
<asp:Button ID="addExhibitButton" runat="server" Text="Add Exhibit"
onclick="addExhibitButton_Click" />
</td>
</tr>
</table>
</div>
和下面的界面外觀
我希望進行驗證只有當「添加展覽按鈕」爲cli時纔在頁面上顯示cked。所以在我的代碼背後,我用一個「if(page.isvalid)」來檢查單擊按鈕時的頁面驗證。然而,我點擊的任何其他按鈕也會觸發驗證以及...我認爲它是因爲每次點擊按鈕都會嘗試加載一個頁面,並將驗證程序調用爲操作。我如何讓驗證工作,只有「添加展覽按鈕」觸發頁面驗證?
@And ...謝謝..我去實現你指出,並希望找到一個下拉菜單選擇驗證組沒有按預期結果。我如何指定驗證組?是否必須輸入驗證摘要的名稱,或者我必須添加某種控件來對驗證項目進行分組? – Selase 2011-01-19 08:24:38