HtmlInputControl.Name 屬性
定義
重要
部分資訊涉及發行前產品,在發行之前可能會有大幅修改。 Microsoft 對此處提供的資訊,不做任何明確或隱含的瑕疵擔保。
取得或設定控制項的唯一識別碼名稱 HtmlInputControl 。
public:
virtual property System::String ^ Name { System::String ^ get(); void set(System::String ^ value); };
public virtual string Name { get; set; }
member this.Name : string with get, set
Public Overridable Property Name As String
屬性值
一個代表屬性價值 UniqueID 的字串。
範例
以下程式碼範例示範如何利用該 Name 屬性來判定被點擊的名稱 HtmlInputControl 。
<%@ Page Language="C#" AutoEventWireup="True" %>
<%@ Import Namespace="System.Data" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" >
<head>
<title> HtmlInputControl Name Example </title>
<script runat="server">
void Page_Load(Object sender, EventArgs e)
{
// Create a data source.
DataTable dt = new DataTable();
DataRow dr;
dt.Columns.Add(new DataColumn("Value", typeof(string)));
for (int i = 0; i < 3; i++)
{
dr = dt.NewRow();
dr[0] = "Item " + i.ToString();
dt.Rows.Add(dr);
}
// Bind the data source to the Repeater control.
Repeater1.DataSource = new DataView(dt);
Repeater1.DataBind();
}
void AddButton_Click(Object sender, EventArgs e)
{
Message.Text = "The name of the HtmlInputControl clicked is " +
((HtmlInputControl)sender).Name;
}
</script>
</head>
<body>
<form id="form1" runat="server">
<h3> HtmlInputControl Name Example </h3>
<asp:Repeater id="Repeater1"
runat="server">
<ItemTemplate>
<input type="submit"
name="AddButton"
value='<%# DataBinder.Eval(Container.DataItem, "Value") %>'
onserverclick="AddButton_Click"
runat="server"/>
</ItemTemplate>
</asp:Repeater>
<br /><br />
<asp:Label id="Message" runat="server"/>
</form>
</body>
</html>
<%@ Page Language="VB" AutoEventWireup="True" %>
<%@ Import Namespace="System.Data" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" >
<head>
<title> HtmlInputControl Name Example </title>
<script runat="server">
Sub Page_Load(sender As Object, e As EventArgs)
' Create a data source.
Dim dt As DataTable = New DataTable()
Dim dr As DataRow
dt.Columns.Add(new DataColumn("Value", GetType(String)))
Dim i As Integer
For i = 0 to 2
dr = dt.NewRow()
dr(0) = "Item " + i.ToString()
dt.Rows.Add(dr)
Next i
' Bind the data source to the Repeater control.
Repeater1.DataSource = New DataView(dt)
Repeater1.DataBind()
End Sub
Sub AddButton_Click(sender As Object, e As EventArgs)
Message.Text = "The name of the HtmlInputControl clicked is " & _
CType(sender, HtmlInputControl).Name
End Sub
</script>
</head>
<body>
<form id="form1" runat="server">
<h3> HtmlInputControl Name Example </h3>
<asp:Repeater id="Repeater1"
runat="server">
<ItemTemplate>
<input type="submit"
name="AddButton"
value='<%# DataBinder.Eval(Container.DataItem, "Value") %>'
onserverclick="AddButton_Click"
runat="server"/>
</ItemTemplate>
</asp:Repeater>
<br /><br />
<asp:Label id="Message" runat="server"/>
</form>
</body>
</html>
備註
利用該 Name 屬性來確定 HtmlInputControl。 在此實作中, get 存取器回傳屬性的 Control.UniqueID 值。 然而, set 存取器並未為此屬性指派值。
備註
set存取器不會為此屬性指派值,因為Name該屬性必須與屬性值相同Control.UniqueID,大多數控制項才能正常運作。
繼承自該 HtmlInputControl 類別的類別若有必要,可以覆寫此實作。