DropDownList.BorderColor 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框線色彩。
public:
virtual property System::Drawing::Color BorderColor { System::Drawing::Color get(); void set(System::Drawing::Color value); };
[System.ComponentModel.Browsable(false)]
public override System.Drawing.Color BorderColor { get; set; }
[<System.ComponentModel.Browsable(false)>]
member this.BorderColor : System.Drawing.Color with get, set
Public Overrides Property BorderColor As Color
屬性值
Color,代表控制項的框線色彩。
- 屬性
範例
下列程式碼範例示範如何在自訂 DropDownList 控制項中取得或設定 BorderColor 屬性。 如需使用自訂伺服器控制項的詳細資訊,請參閱逐步解說 :開發和使用自訂網頁伺服器控制項。
<%@ Page Language="C#" AutoEventWireup="True" %>
<%@ Register TagPrefix="aspSample" Namespace="Samples.AspNet.CS.Controls" Assembly="Samples.AspNet.CS" %>
<!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>Custom DropDownList - BorderColor - C# Example</title>
<script runat="server">
private void Page_Load(object sender, System.EventArgs e)
{
DropDownList1.Items.Add(new ListItem("Item1", "Item1"));
DropDownList1.Items.Add(new ListItem("Item2", "Item2"));
DropDownList1.Items.Add(new ListItem("Item2", "Item2"));
}
</script>
</head>
<body>
<form id="Form1" method="post" runat="server">
<h3>Custom DropDownList - BorderColor - C# Example</h3>
<aspSample:CustomDropDownListBorderColor
id="DropDownList1"
runat="server" />
</form>
</body>
</html>
<%@ Page Language="VB" AutoEventWireup="True" %>
<%@ Register TagPrefix="aspSample" Namespace="Samples.AspNet.VB.Controls" Assembly="Samples.AspNet.VB" %>
<!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>Custom DropDownList - BorderColor - VB.NET Example</title>
<script runat="server">
Sub Page_Load(sender As Object, e As EventArgs)
DropDownList1.Items.Add(New ListItem("Item1", "Item1"))
DropDownList1.Items.Add(New ListItem("Item2", "Item2"))
DropDownList1.Items.Add(New ListItem("Item2", "Item2"))
End Sub
</script>
</head>
<body>
<form id="Form1" method="post" runat="server">
<h3>Custom DropDownList - BorderColor - VB.NET Example</h3>
<aspSample:CustomDropDownListBorderColor id="DropDownList1" runat="server" />
</form>
</body>
</html>
using System.Web;
using System.Security.Permissions;
namespace Samples.AspNet.CS.Controls
{
[AspNetHostingPermission(SecurityAction.Demand, Level = AspNetHostingPermissionLevel.Minimal)]
public sealed class CustomDropDownListBorderColor : System.Web.UI.WebControls.DropDownList
{
[System.ComponentModel.Browsable(false)]
public override System.Drawing.Color BorderColor
{
// NOTE: The BorderColor property is inherited from the WebControl
// class and is not applicable to the DropDownList control.
get
{
return base.BorderColor;
}
set
{
base.BorderColor = value;
}
}
public override System.Web.UI.WebControls.BorderStyle BorderStyle
{
// NOTE: The BorderStyle property is inherited from the WebControl
// class and is not applicable to the DropDownList control.
get
{
return base.BorderStyle;
}
set
{
base.BorderStyle = value;
}
}
public override System.Web.UI.WebControls.Unit BorderWidth
{
// NOTE: The BorderWidth property is inherited from the WebControl
// class and is not applicable to the DropDownList control.
get
{
return base.BorderWidth;
}
set
{
base.BorderWidth = value;
}
}
public override string ToolTip
{
// NOTE: The ToolTip property is inherited from the WebControl
// class and is not applicable to the DropDownList control.
get
{
return base.ToolTip;
}
set
{
base.ToolTip = value;
}
}
}
}
Imports System.Web
Imports System.Security.Permissions
Namespace Samples.AspNet.VB.Controls
<AspNetHostingPermission(SecurityAction.Demand, Level:=AspNetHostingPermissionLevel.Minimal)> _
Public NotInheritable Class CustomDropDownListBorderColor
Inherits System.Web.UI.WebControls.DropDownList
Public Overrides Property BorderColor() As System.Drawing.Color
' NOTE: The BorderColor property is inherited from the WebControl
' class and is not applicable to the DropDownList control.
Get
Return MyBase.BorderColor
End Get
Set(ByVal Value As System.Drawing.Color)
MyBase.BorderColor = Value
End Set
End Property
Public Overrides Property BorderStyle() As System.Web.UI.WebControls.BorderStyle
' NOTE: The BorderStyle property is inherited from the WebControl
' class and is not applicable to the DropDownList control.
Get
Return MyBase.BorderStyle
End Get
Set(ByVal Value As System.Web.UI.WebControls.BorderStyle)
MyBase.BorderStyle = Value
End Set
End Property
Public Overrides Property BorderWidth() As System.Web.UI.WebControls.Unit
' NOTE: The BorderWidth property is inherited from the WebControl
' class and is not applicable to the DropDownList control.
Get
Return MyBase.BorderWidth
End Get
Set(ByVal Value As System.Web.UI.WebControls.Unit)
MyBase.BorderWidth = Value
End Set
End Property
Public Overrides Property ToolTip() As String
' NOTE: The ToolTip property is inherited from the WebControl
' class and is not applicable to the DropDownList control.
Get
Return MyBase.ToolTip
End Get
Set(ByVal Value As String)
MyBase.ToolTip = Value
End Set
End Property
End Class
End Namespace
備註
注意
屬性 BorderColor 繼承自 類別, WebControl 不適用於 DropDownList 控制項。