HtmlInputSubmit Construtores

Definição

Inicializa uma nova instância da HtmlInputSubmit classe.

Sobrecargas

Name Description
HtmlInputSubmit()

Inicializa uma nova instância da HtmlInputSubmit classe usando valores por defeito.

HtmlInputSubmit(String)

Inicializa uma nova instância da HtmlInputSubmit classe usando o tipo especificado.

HtmlInputSubmit()

Inicializa uma nova instância da HtmlInputSubmit classe usando valores por defeito.

public:
 HtmlInputSubmit();
public HtmlInputSubmit();
Public Sub New ()

Exemplos

O exemplo de código seguinte demonstra como adicionar HtmlInputTextprogramaticamente , HtmlInputPassword, e HtmlInputSubmit controlos a uma página Web Forms usando construtores padrão para criar um ecrã simples de login.

<%@ Page Language="C#" %>

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">

<script runat="server">
  
  protected void page_load(object sender, EventArgs e)
  {
    if (IsPostBack)
    {
      // Add code to process the Login.
    }
  }

  protected void Page_Init(object sender, EventArgs e)
  {
    HtmlInputText userText = new HtmlInputText();
    userText.MaxLength = 20;
    Placeholder1.Controls.Add(userText);

    HtmlInputPassword passwordText = new HtmlInputPassword();
    passwordText.MaxLength = 20;
    Placeholder2.Controls.Add(passwordText);

    HtmlInputSubmit submitButton = new HtmlInputSubmit();
    submitButton.Value = "Submit";
    Placeholder3.Controls.Add(submitButton);
  }
</script>

<html xmlns="http://www.w3.org/1999/xhtml" >
  <head runat="server">
    <title>ASP.NET Example</title>
</head>
<body>
    <form id="form1" runat="server">

      <table cellpadding="2">
        <tr>
        <td>User Name
            <asp:placeholder
                runat="server"
                id="Placeholder1" />
        </td></tr>
        <tr>
        <td>Password
            <asp:placeholder
                runat="server"
                id="Placeholder2" />
        </td></tr>
        <tr><td><asp:placeholder
                runat="server"
                id="Placeholder3" />
        </td></tr>
      </table>
    </form>
  </body>
</html>
<%@ Page Language="VB" %>

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">

<script runat="server">

  Protected Sub Page_Load(ByVal sender As Object, ByVal e As EventArgs)
    
    If (IsPostBack) Then
      ' Add code to process the Login.
    End If

  End Sub

  Protected Sub Page_Init(ByVal sender As Object, ByVal e As System.EventArgs)
    
    Dim userText As HtmlInputText = New HtmlInputText
    userText.MaxLength = 20
    Placeholder1.Controls.Add(userText)

    Dim passwordText As HtmlInputPassword = New HtmlInputPassword
    passwordText.MaxLength = 20
    Placeholder2.Controls.Add(passwordText)

    Dim submitButton As HtmlInputSubmit = New HtmlInputSubmit
    submitButton.Value = "Submit"
    Placeholder3.Controls.Add(submitButton)

  End Sub
</script>

<html xmlns="http://www.w3.org/1999/xhtml" >
  <head runat="server">
    <title>ASP.NET Example</title>
</head>
<body>
    <form id="Form1" runat="server">

      <table cellpadding="2">
        <tr>
        <td>User Name
            <asp:placeholder
                runat="server"
                id="Placeholder1" />
        </td></tr>
        <tr>
        <td>Password
            <asp:placeholder
                runat="server"
                id="Placeholder2" />
        </td></tr>
        <tr><td><asp:placeholder
                runat="server"
                id="Placeholder3" />
        </td></tr>
      </table>
    </form>
  </body>
</html>

Observações

A tabela seguinte mostra o valor inicial da propriedade para uma instância de HtmlInputSubmit.

Property Value
HtmlControl.TagName A corda literal de "submeter".

Aplica-se a

HtmlInputSubmit(String)

Inicializa uma nova instância da HtmlInputSubmit classe usando o tipo especificado.

public:
 HtmlInputSubmit(System::String ^ type);
public HtmlInputSubmit(string type);
new System.Web.UI.HtmlControls.HtmlInputSubmit : string -> System.Web.UI.HtmlControls.HtmlInputSubmit
Public Sub New (type As String)

Parâmetros

type
String

O tipo de botão de entrada.

Exemplos

O exemplo de código seguinte demonstra como adicionar HtmlInputTextprogramaticamente , HtmlInputPassword, e HtmlInputSubmit controlos a uma página Web Forms para criar um ecrã simples de login. Este exemplo demonstra como pode passar vários valores para o type parâmetro, que sobrepõe o tipo intrínseco do controlo HTML.

<%@ Page Language="C#" %>

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">

<script runat="server">
  protected void page_load(object sender, EventArgs e)
  {
    if (IsPostBack)
    {
      // Add code to process the Login.
    }

  }

  protected void Page_Init(object sender, EventArgs e)
  {

    // Pass "password" to make the HtmlInput control render a
    // password input type.
    HtmlInputPassword passwordText = new HtmlInputPassword();
    passwordText.MaxLength = 20;
    Placeholder1.Controls.Add(passwordText);

    // Pass "submit" to make the HtmlInput control render a
    // form submit button.
    HtmlInputSubmit submitButton = new HtmlInputSubmit("submit");
    submitButton.Value = "Log On to System";
    Placeholder2.Controls.Add(submitButton);

  }
</script>

<html xmlns="http://www.w3.org/1999/xhtml" >
  <head runat="server">
    <title>ASP.NET Example</title>
</head>
<body>
    <form id="Form1" runat="server">

      <table cellpadding="2">
        <tr>
        <td>Password
            <asp:placeholder
                runat="server"
                id="Placeholder1" />
        </td></tr>
        <tr><td><asp:placeholder
                runat="server"
                id="Placeholder2" />
        </td></tr>
      </table>
    </form>
  </body>
</html>
<%@ Page Language="VB" %>

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">

<script runat="server">
  Protected Sub Page_Load(ByVal sender As Object, ByVal e As EventArgs)
    
    If (IsPostBack) Then
      ' Add code to process the Login.
    End If

  End Sub

  Protected Sub Page_Init(ByVal sender As Object, ByVal e As System.EventArgs)

    ' Pass "password" to make the HtmlInput control render a
    ' password input type.
    Dim passwordText As HtmlInputPassword = New HtmlInputPassword()
    passwordText.MaxLength = 20
    Placeholder1.Controls.Add(passwordText)

    ' Pass "submit" to make the HtmlInput control render a
    ' form submit button.
    Dim submitButton As HtmlInputSubmit = New HtmlInputSubmit("submit")
    submitButton.Value = "Log On to System"
    Placeholder2.Controls.Add(submitButton)
    
  End Sub
</script>

<html xmlns="http://www.w3.org/1999/xhtml" >
  <head runat="server">
    <title>ASP.NET Example</title>
</head>
<body>
    <form id="Form1" runat="server">

      <table cellpadding="2">
        <tr>
        <td>Password
            <asp:placeholder
                runat="server"
                id="Placeholder1" />
        </td></tr>
        <tr><td><asp:placeholder
                runat="server"
                id="Placeholder2" />
        </td></tr>
      </table>
    </form>
  </body>
</html>

Observações

A tabela seguinte mostra o valor inicial da propriedade para uma instância de HtmlInputSubmit.

Property Value
HtmlControl.TagName O valor do type parâmetro.

Aplica-se a