<form id="hz9zz"></form>
    • <form id="hz9zz"></form>
    

      

      <nobr id="hz9zz"></nobr>
      <form id="hz9zz"></form>
      3.   
          
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      在 ASP.NET 中使用多個 runat=server form
                
                  發表時間：2023-08-23             來源：明輝站整理相關軟件相關文章人氣：          
              
      [摘要]ASP.NET 在同一個頁面不支持多個 runat=server forms，要解決這個問題，可以把每個 form 放在一個單獨的 panel 控件中，這樣用戶就可以簡單地通過單選按鈕在不同 pan...
      ASP.NET 在同一個頁面不支持多個 runat=server forms，要解決這個問題，可以把每個 form 放在一個單獨的 panel 控件中，這樣用戶就可以簡單地通過單選按鈕在不同 panel 間切換。
      代碼如下：
      2FormExample.aspx 
      <%@ Page language="c#" Codebehind="2FormExample.cs" AutoEventWireup="false" Inherits="_3leaf_app.C2FormExample" %>
      <html><head>
      <meta name=vs_targetSchema content="HTML 4.0">
      <meta name="GENERATOR" Content="Microsoft Visual Studio 7.0">
      <meta name="CODE_LANGUAGE" Content="C#"></head>
      <body>
      <form method="post" runat="server" ID=Form1>
      <p>Lookup by 
      <asp:RadioButton id=RadioButton1 runat="server" Text="First Name" AutoPostBack="True" groupname=g1 checked=True></asp:RadioButton>
      <asp:RadioButton id=RadioButton2 runat="server" Text="Last Name" AutoPostBack="True" groupname=g1></asp:RadioButton></p>
      <p></p>
      <p>
      <asp:Panel id=Panel1 runat="server" visible=True>
      First Name : 
      <asp:TextBox id=TextBox1 runat="server"></asp:TextBox>
      <asp:RequiredFieldValidator id=RequiredFieldValidator1 runat="server" ErrorMessage="*" ControlToValidate="TextBox1"></asp:RequiredFieldValidator>
      <asp:Button id=Button1 runat="server" Text="Submit"></asp:Button>
      </asp:Panel>
      <asp:Panel id=Panel2 runat="server" visible=False>
      Last Name : 
      <asp:TextBox id=TextBox2 runat="server"></asp:TextBox>
      <asp:RequiredFieldValidator id=RequiredFieldValidator2 runat="server" ErrorMessage="*" ControlToValidate="TextBox2"></asp:RequiredFieldValidator>
      <asp:Button id=Button2 runat="server" Text="Submit"></asp:Button>
      </asp:Panel>
      <p></p>
      <p>
      <asp:label id=Label1 runat="server"></asp:label>
      </p>
      </form> 
      </body></html>

      2FormExample.cs
      namespace _3leaf_app
      {
      using System;
      using System.Collections;
      using System.ComponentModel;
      using System.Data;
      using System.Drawing;
      using System.Web;
      using System.Web.SessionState;
      using System.Web.UI;
      using System.Web.UI.WebControls;
      using System.Web.UI.HtmlControls;
      /// <summary>
      /// Summary description for C2FormExample.
      /// </summary>
      public class C2FormExample : System.Web.UI.Page
      {
      protected System.Web.UI.WebControls.Button Button2;
      protected System.Web.UI.WebControls.RequiredFieldValidator RequiredFieldValidator2;
      protected System.Web.UI.WebControls.TextBox TextBox2;
      protected System.Web.UI.WebControls.Button Button1;
      protected System.Web.UI.WebControls.RequiredFieldValidator RequiredFieldValidator1;
      protected System.Web.UI.WebControls.TextBox TextBox1;
      protected System.Web.UI.WebControls.Label Label1;
      protected System.Web.UI.WebControls.Panel Panel2;
      protected System.Web.UI.WebControls.Panel Panel1;
      protected System.Web.UI.WebControls.RadioButton RadioButton2;
      protected System.Web.UI.WebControls.RadioButton RadioButton1;

      public C2FormExample()
      {
      Page.Init += new System.EventHandler(Page_Init);
      }
      protected void Page_Load(object sender, EventArgs e)
      {
      if (!IsPostBack)
      {
      }
      }
      protected void Page_Init(object sender, EventArgs e)
      {
      //
      // CODEGEN: This call is required by the ASP+ Windows Form Designer.
      //
      InitializeComponent();
      }
      /// <summary>
      /// Required method for Designer support - do not modify
      /// the contents of this method with the code editor.
      /// </summary>
      private void InitializeComponent()
      {
      RadioButton1.CheckedChanged += new System.EventHandler (this.RadioButton1_CheckedChanged);
      Button1.Click += new System.EventHandler (this.Button1_Click);
      RadioButton2.CheckedChanged += new System.EventHandler (this.RadioButton2_CheckedChanged);
      Button2.Click += new System.EventHandler (this.Button2_Click);
      this.Load += new System.EventHandler (this.Page_Load);
      }
      public void Button2_Click (object sender, System.EventArgs e)
      {
      Label1.Text = "You want to search on last name";
      }
      public void Button1_Click (object sender, System.EventArgs e)
      {
      Label1.Text = "You want to search on first name";
      }
      public void RadioButton2_CheckedChanged (object sender, System.EventArgs e)
      {
      Panel1.Visible = false;
      Panel2.Visible = true;
      }
      public void RadioButton1_CheckedChanged (object sender, System.EventArgs e)
      {
      Panel1.Visible = true;
      Panel2.Visible = false;
      }
      }
      }




              
              
                 
              
                                            
                              		       
                          
                           		  
        
                            
      
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