DropDownList.BorderColor DropDownList.BorderColor DropDownList.BorderColor DropDownList.BorderColor Property

Definizione

Ottiene o imposta il colore del bordo del controllo.Gets or sets the border color of the control.

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; }
member this.BorderColor : System.Drawing.Color with get, set
Public Overrides Property BorderColor As Color

Valore della proprietà

Oggetto Color che rappresenta il colore del bordo del controllo.A Color that represents the border color of the control.

Esempi

Nell'esempio di codice riportato di seguito viene illustrato come ottenere BorderColor o impostare la proprietà DropDownList in un controllo personalizzato.The following code example demonstrates how to get or set the BorderColor property in a custom DropDownList control. Per informazioni sull'uso dei controlli server personalizzati, vedere Procedura dettagliata: Sviluppo e utilizzo di un controlloserver Web personalizzato.For information about using custom server controls, see Walkthrough: Developing and Using a Custom Web Server Control.

<%@ 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

Commenti

Nota

La BorderColor proprietà viene ereditata WebControl dalla classe e non DropDownList è applicabile al controllo.The BorderColor property is inherited from the WebControl class and is not applicable to the DropDownList control.

Si applica a