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CssStyleCollection.Value Vlastnost

Definice

Obor názvů:
System.Web.UI
Sestavení:
System.Web.dll

Získá nebo nastaví hodnotu style atributu html server ovládacího prvku.

public:
 property System::String ^ Value { System::String ^ get(); void set(System::String ^ value); };
public string Value { get; set; }
member this.Value : string with get, set
Public Property Value As String

Hodnota vlastnosti

String

Literál řetězce stylu.

Příklady

Následující příklad kódu ukazuje, jak pomocí Value vlastnosti vypsat atribut HtmlSelect stylu ovládacího prvku, když uživatel klikne na tlačítko odeslat.

<%@ 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 SubmitBtn_Click(object sender, EventArgs e)
  {
    SubmitBtn.Style.Add("letter-spacing", "10px");
    FirstSelect.Style.Add(HtmlTextWriterStyle.Color, FirstSelect.Items[FirstSelect.SelectedIndex].Value.ToString());
    Message.Style.Add(HtmlTextWriterStyle.Color, FirstSelect.Items[FirstSelect.SelectedIndex].Value.ToString());
    Message.Text = "The select style is: " + FirstSelect.Style.Value;
  }
</script>

<html xmlns="http://www.w3.org/1999/xhtml" >
<head runat="server">
    <title>CssStyleCollection Add</title>
</head>
<body>
    <form id="form1" runat="server">
    <div>
    Select a color and then click submit.
    <br />
    <select id="FirstSelect" 
            style="font: 10pt verdana;color:black;" 
            runat="server">
        <option value="black">black</option>
        <option value="red">red</option>
        <option value="blue">blue</option>
        <option value="green">green</option>
    </select> 
    <input id="SubmitBtn" 
           value="Submit" 
           type="submit" 
           onserverclick="SubmitBtn_Click"
           runat="server" /><br/>
    <br />
    <asp:Label id="Message"
               runat="server"/>
    </div>
    </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 SubmitBtn_Click(ByVal sender As Object, ByVal e As System.EventArgs)
    
    SubmitBtn.Style.Add("letter-spacing", "10px")
    FirstSelect.Style.Add(HtmlTextWriterStyle.Color, FirstSelect.Items(FirstSelect.SelectedIndex).Value.ToString())
    Message.Style.Add(HtmlTextWriterStyle.Color, FirstSelect.Items(FirstSelect.SelectedIndex).Value.ToString())
    Message.Text = "The select style is: " + FirstSelect.Style.Value

  End Sub
  
</script>

<html xmlns="http://www.w3.org/1999/xhtml" >
<head runat="server">
    <title>CssStyleCollection Add</title>
</head>
<body>
    <form id="form1" runat="server">
    <div>
    Select a color and then click submit.
    <br />
    <select id="FirstSelect" 
            style="font: 10pt verdana;color:black;" 
            runat="server">
        <option value="black">black</option>
        <option value="red">red</option>
        <option value="blue">blue</option>
        <option value="green">green</option>
    </select> 
    <input id="SubmitBtn" 
           value="Submit" 
           type="submit" 
           onserverclick="SubmitBtn_Click"
           runat="server" /><br />
    <br />
    <asp:Label id="Message"
               runat="server"/>
    </div>
    </form>
</body>
</html>

Platí pro

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