DropDownList.BorderColor Eigenschaft
Definition
Wichtig
Einige Informationen beziehen sich auf Vorabversionen, die vor dem Release ggf. grundlegend überarbeitet werden. Microsoft übernimmt hinsichtlich der hier bereitgestellten Informationen keine Gewährleistungen, seien sie ausdrücklich oder konkludent.
Ruft die Rahmenfarbe des Steuerelements ab oder legt diese fest.
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
Eigenschaftswert
Eine Color, die die Rahmenfarbe des Steuerelements darstellt.
- Attribute
Beispiele
Im folgenden Codebeispiel wird veranschaulicht, wie Sie die BorderColor Eigenschaft in einem benutzerdefinierten DropDownList Steuerelement abrufen oder festlegen. Informationen zur Verwendung benutzerdefinierter Serversteuerelemente finden Sie unter Exemplarische Vorgehensweise: Entwickeln und Verwenden eines benutzerdefinierten Webserversteuerelements.
<%@ 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
Hinweise
Hinweis
Die BorderColor Eigenschaft wird von der Klasse geerbt und gilt nicht für das DropDownList WebControl Steuerelement.