LinkBehavior 列挙体

LinkLabel 内のリンクの動作を指定します。

<Serializable>
Public Enum LinkBehavior
[C#]
[Serializable]
public enum LinkBehavior
[C++]
[Serializable]
__value public enum LinkBehavior
[JScript]
public
   Serializable
enum LinkBehavior

解説

この列挙体のメンバを使用して、 LinkLabel の LinkBehavior プロパティの値を設定します。

メンバ

使用例

LinkBehavior 列挙体を使用して LinkBehavior プロパティを設定する例を次に示します。 LinkColor プロパティ、 Text プロパティおよび LinkVisited プロパティの設定例も示します。この例を実行するには、空のフォームにこのコードを配置して、フォームのコンストラクタまたは Load メソッドから InitializeLinkLabel を呼び出します。

[SampleID='System.Windows.Forms.LinkLabelExample' SnippetID='1']
--------- Languages displayed= cs, vb ---------
--------- cs ---------
--------- Snippet 1 ---------
    // Declare the LinkLabel object.
    internal System.Windows.Forms.LinkLabel LinkLabel1;
    // Declare keywords array to identify links
    string[] keywords;
    private void InitializeLinkLabel()
    {
        this.LinkLabel1 = new System.Windows.Forms.LinkLabel();
        // Set the location, name and size.
        this.LinkLabel1.Location = new System.Drawing.Point(10, 20);
        this.LinkLabel1.Name = "CompanyLinks";
        this.LinkLabel1.Size = new System.Drawing.Size(104, 150);
        // Set the LinkBehavior property to show underline when mouse
        // hovers over the links.
        this.LinkLabel1.LinkBehavior = System.Windows.Forms.LinkBehavior.HoverUnderline;
        string textString = "For more information see our" +
            " company website or the research page at Contoso Ltd. ";
        // Set the text property.
        this.LinkLabel1.Text = textString;
        // Set the color of the links to black, unless the mouse
        // is hovering over a link.
        this.LinkLabel1.LinkColor = System.Drawing.Color.Black;
        this.LinkLabel1.ActiveLinkColor = System.Drawing.Color.Blue;
        // Associate the event-handling method with the LinkClicked
        // event.
        this.LinkLabel1.LinkClicked += 
            new LinkLabelLinkClickedEventHandler(LinkLabel1_LinkClicked);
        // Add links to the LinkCollection using starting index and
        // length of keywords.
        keywords = new string[]{"company", "research"};
        foreach ( string keyword in keywords )
        {
            this.LinkLabel1.Links.Add(textString.IndexOf(keyword), keyword.Length);
        }
        // Add the label to the form.
        this.Controls.Add(this.LinkLabel1);
    }
    private void LinkLabel1_LinkClicked(object sender, LinkLabelLinkClickedEventArgs e)
    {
        string url = "";
        // Determine which link was clicked and set the appropriate url.
        switch(LinkLabel1.Links.IndexOf(e.Link))
        {
            case 0:
                url = "www.microsoft.com";
                break;
            case 1:
                url = "www.contoso.com/research";
                break;
        }
        // Set the visited property to True. This will change
        // the color of the link.
        e.Link.Visited = true;
        // Open Internet Explorer to the correct url.
        System.Diagnostics.Process.Start("IExplore.exe", url);
    }
--------- vb ---------
--------- Snippet 1 ---------
    ' Declare the LinkLabel object.
    Friend WithEvents LinkLabel1 As System.Windows.Forms.LinkLabel
    ' Declare keywords array to identify links
    Dim keywords() As String
    Private Sub InitializeLinkLabel()
        Me.LinkLabel1 = New System.Windows.Forms.LinkLabel
        ' Set the location, name and size.
        Me.LinkLabel1.Location = New System.Drawing.Point(10, 20)
        Me.LinkLabel1.Name = "CompanyLinks"
        Me.LinkLabel1.Size = New System.Drawing.Size(104, 150)
        ' Set the LinkBehavior property to show underline when mouse
        ' hovers over the links.
        Me.LinkLabel1.LinkBehavior = _
            System.Windows.Forms.LinkBehavior.HoverUnderline
        Dim textString As String = "For more information see our" & _
           " company website or the research page at Contoso Ltd. "
        ' Set the text property.
        Me.LinkLabel1.Text = textString
        ' Set the color of the links to black, unless the mouse
        ' is hovering over a link.
        Me.LinkLabel1.LinkColor = System.Drawing.Color.Black
        Me.LinkLabel1.ActiveLinkColor = System.Drawing.Color.Blue
        ' Add links to the LinkCollection using starting index and
        ' length of keywords.
        keywords = New String() {"company", "research"}
        Dim keyword As String
        For Each keyword In keywords
            Me.LinkLabel1.Links.Add(textString.IndexOf(keyword), keyword.Length)
        Next
        ' Add the label to the form.
        Me.Controls.Add(Me.LinkLabel1)
    End Sub
    Private Sub LinkLabel1_LinkClicked(ByVal sender As Object, 
        ByVal e As LinkLabelLinkClickedEventArgs) 
        Handles LinkLabel1.LinkClicked
        Dim url As String
        ' Determine which link was clicked and set the appropriate url.
        Select Case LinkLabel1.Links.IndexOf(e.Link)
            Case 0
                url = "www.microsoft.com"
            Case 1
                url = "www.contoso.com/research"
        End Select
        ' Set the visited property to True. This will change
        ' the color of the link.
        e.Link.Visited = True
        ' Open Internet Explorer to the correct url.
        System.Diagnostics.Process.Start("IExplore.exe", url)
   End Sub

必要条件

名前空間: System.Windows.Forms

プラットフォーム: Windows 98, Windows NT 4.0, Windows Millennium Edition, Windows 2000, Windows XP Home Edition, Windows XP Professional, Windows Server 2003 ファミリ

アセンブリ: System.Windows.Forms (System.Windows.Forms.dll 内)

参照

System.Windows.Forms 名前空間 | LinkLabel | LinkBehavior