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チュートリアル: プロフェッショナル スタイルの ToolStrip コントロールの作成

ToolStrip 型から派生した独自のクラスを記述することで、アプリケーションの ToolStripProfessionalRenderer コントロールにプロフェッショナルな外観と動作を与えることができます。

このチュートリアルでは、ToolStrip コントロールを使用して、Microsoft® Outlook® で提供される ナビゲーション ウィンドウ に似た複合コントロールを作成する方法について説明します。 このチュートリアルでは、次のタスクを示します。

  • Windows コントロール ライブラリ プロジェクトの作成。

  • StackView コントロールの設計。

  • カスタム レンダラーの実装。

完了すると、Microsoft Office® XP コントロールのプロフェッショナルな外観を持つ再利用可能なカスタム クライアント コントロールが作成されます。

このトピックのコードを 1 つの一覧としてコピーするには、「方法: プロフェッショナル スタイルの ToolStrip コントロールを作成する」を参照してください。

[前提条件]

このチュートリアルを完了するには、Visual Studio が必要です。

コントロール ライブラリ プロジェクトを作成する

  1. Visual Studio で、StackViewLibraryという名前の新しい Windows コントロール ライブラリ プロジェクトを作成します。

  2. ソリューション エクスプローラーで、選択した言語に応じて、"UserControl1.cs" または "UserControl1.vb" という名前のソース ファイルを削除して、プロジェクトの既定のコントロールを削除します。

    詳細については、「方法: アイテムを削除、消去、および除外する」を参照してください。

  3. 新しい UserControl 項目を StackViewLibrary プロジェクトに追加します。 新しいソース ファイルに StackViewの基本名を付けます。

StackView コントロールを設計する

StackView コントロールは、1 つの子 ToolStrip コントロールを持つ複合コントロールです。 複合コントロールの詳細については、「カスタム コントロールの種類 」を参照してください。

  1. ツールボックスから、ToolStrip コントロールをデザインサーフェイスにドラッグします。

  2. プロパティ ウィンドウで、次の表に従って ToolStrip コントロールのプロパティを設定します。

    プロパティ 価値
    名前 stackStrip
    CanOverflow false
    ドック Bottom
    フォント Tahoma, 10pt, style=Bold
    GripStyle Hidden
    レイアウトスタイル VerticalStackWithOverflow
    パディング 0, 7, 0, 0
    レンダーモード Professional
  3. Windows フォーム デザイナーで、ToolStrip コントロールの [ の追加] ボタンをクリックし、ToolStripButton コントロールに stackStrip を追加します。

  4. プロパティ ウィンドウで、次の表に従って ToolStripButton コントロールのプロパティを設定します。

    プロパティ 価値
    名前 mailStackButton
    CheckOnClick ほんとう
    CheckState Checked
    DisplayStyle ImageAndText
    ImageAlign MiddleLeft
    画像スケーリング None
    ImageTransparentColor 238, 238, 238
    余地 0, 0, 0, 0
    パディング 3, 3, 3, 3
    テキスト メール
    テキストアライン MiddleLeft
  5. さらに 3 つの ToolStripButton コントロールに対して手順 7 を繰り返します。

    コントロールに calendarStackButtoncontactsStackButton、および tasksStackButtonという名前を付けます。 プロパティの値を、それぞれ [予定表]、[連絡先]、[タスク]に設定します。

イベントの処理

StackView コントロールを正しく動作させるには、2 つのイベントが重要です。 Load イベントを処理して、コントロールを正しく配置します。 各 ClickToolStripButton イベントを処理して、StackView コントロールと同様の RadioButton コントロールの状態動作を提供します。

  1. Windows フォーム デザイナーで、StackView コントロールを選択します。

  2. [プロパティ] ウィンドウで、[イベント]をクリックします。

  3. Load イベントをダブルクリックして、StackView_Load イベント ハンドラーを生成します。

  4. StackView_Load イベント ハンドラーで、次のコードをコピーして貼り付けます。

    // This method handles the Load event for the UserControl.
    private void StackView_Load(object sender, EventArgs e)
    {
        // Dock bottom.
        this.Dock = DockStyle.Bottom;
    
        // Set AutoSize.
        this.AutoSize = true;
    }
    
    ' This method handles the Load event for the UserControl.
    Private Sub StackView_Load(sender As Object, e As EventArgs) Handles MyBase.Load
       ' Dock bottom.
       Me.Dock = DockStyle.Bottom
       
       ' Set AutoSize.
       Me.AutoSize = True
     End Sub
    
  5. Windows フォーム デザイナーで、mailStackButton コントロールを選択します。

  6. [プロパティ] ウィンドウで、[イベント]をクリックします。

  7. Click イベントをダブルクリックします。

    Windows フォーム デザイナーは、mailStackButton_Click イベント ハンドラーを生成します。

  8. mailStackButton_Click イベント ハンドラーの名前を stackButton_Clickに変更します。

    詳しくは、「コード シンボルの名前の変更のリファクタリング」をご覧ください。

  9. stackButton_Click イベント ハンドラーに次のコードを挿入します。

    // This method handles the Click event for all
    // the ToolStripButton controls in the StackView.
    private void stackButton_Click(object sender, EventArgs e)
    {
        // Define a "one of many" state, similar to
        // the logic of a RadioButton control.
        foreach (ToolStripItem item in this.stackStrip.Items)
        {
            if ((item != sender) &&
                (item is ToolStripButton))
            {
                ((ToolStripButton)item).Checked = false;
            }
        }
    }
    
    ' This method handles the Click event for all
    ' the ToolStripButton controls in the StackView.
    Private Sub stackButton_Click(sender As Object, e As EventArgs) Handles mailStackButton.Click, calendarStackButton.Click, contactsStackButton.Click, tasksStackButton.Click
       ' Define a "one of many" state, similar to
       ' the logic of a RadioButton control.
       Dim item As ToolStripItem
       For Each item In  Me.stackStrip.Items
             If item IsNot sender AndAlso TypeOf item Is ToolStripButton Then
                 CType(item, ToolStripButton).Checked = False
             End If
       Next item
     End Sub
    
  10. Windows フォーム デザイナーで、calendarStackButton コントロールを選択します。

  11. プロパティ ウィンドウで、Click イベントを stackButton_Click イベント ハンドラーに設定します。

  12. contactsStackButton コントロールと tasksStackButton コントロールに対して手順 10 と 11 を繰り返します。

アイコンを定義する

StackView ボタンには、関連付けられたアイコンがあります。 便宜上、各アイコンは Base64 でエンコードされた文字列として表され、そこから Bitmap が作成される前に逆シリアル化されます。 運用環境では、ビットマップ データをリソースとして格納し、アイコンが Windows フォーム デザイナーに表示されます。 詳細については、「方法: Windows フォームに背景画像を追加する」を参照してください。

  1. コード エディターで、StackView クラス定義に次のコードを挿入します。 このコードは、ToolStripButton アイコンのビットマップを初期化します。

    private static Bitmap mailBmp;
    private static Bitmap calendarBmp;
    private static Bitmap contactsBmp;
    private static Bitmap tasksBmp;
    
    private static string mailBmpEnc = @"Qk32BgAAAAAAADYAAAAoAAAA"+
        "GAAAABgAAAABABgAAAAAAAAAAADEDgAAxA4AAAAAAAAAAAAA7u7u7u7u"+
        "7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u"+
        "7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u"+
        "7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u"+
        "7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u"+
        "7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u"+
        "7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u"+
        "7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7uv4yFvouE"+
        "vYmDu4eBuYV/t4N9tYB7s355sXt3tntxsnhwsHZurXNsrHFrp21pomln"+
        "oGdlnmVjnWNi7u7u7u7u7u7u7u7u7u7uwY6H9N3C/vDa/ejM+tSp+cye"+
        "98OS9bqI87F/87KA8qt68KRy76Bu7phl7ZVi7JVi54xb0ntSoGVj7u7u"+
        "7u7u7u7u7u7u7u7uwo+Ix6WZ9ujb//bn/u/b/OfL++HA+9iv+tev+tSr"+
        "+tKo+cyg+Mic9b+S9LqM8al35ZZmoXBSoWdk7u7u7u7u7u7u7u7u7u7u"+
        "xZSN9ejayaOY9uvh//js/vXo/e/a/evS/OfL/OTF+927+9u1+tSq+tKl"+
        "+cqW8buFqHZa7JVdn2hm7u7u7u7u7u7u7u7u7u7uxZSN//ns9ercxqKV"+
        "+O7k//nw//fu//fr/vTl/u/c/uvU/eLB/N+7+tev8b6Hq3pe+Lh6/69q"+
        "oWpp7u7u7u7u7u7u7u7u7u7ux5eP//vv//vw9OncxKOX9+7m//v1//nz"+
        "//jx//bs/+7Z/erQ/eTC8syiqntg+M6a/9Oh/8CFom1s7u7u7u7u7u7u"+
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        "7u7u7u7u7u7u7u7uz6GZ0LGj6uHa/fv67OLc6+Hb7eTd7ePd7eLb7eLb"+
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        "0aKXfdb/8uzn///////////////////////+//37/Pn3+fXv9fHp8+vl"+
        "8enk7uXe1si/L6f3tYeC7u7u7u7u7u7u7u7u7u7uy6mkdM3/+vf1////"+
        "/////////////////fz8/Pv69fPx7vDw7O/w2OfvxN/swt/thMXnK6ft"+
        "r4SC7u7u7u7u7u7u7u7u7u7u1KeevuX6nNf2rN/7nNz9h9X+b8z+VMb/"+
        "RsT/RsT/PsP/Obz7NLT2MbL0K6vuJ6XpKKfrLqrvr4J/7u7u7u7u7u7u"+
        "7u7u7u7u28jC0rSo0O36yOv7x+r7v+f8suP9o97+jtj+idn+htX/e83/"+
        "a8f/XcD/Tbn/SLf/R7b/rJKJ7u7u7u7u7u7u7u7u7u7u7u7u7u7u6ePi"+
        "07ew29zd1e/61O/60e77y+z8vun9reH+mNn+gdH/ccj/ZMP/Vr3/t7/C"+
        "uKCX7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u6uXk2b621rux1fH6"+
        "3fL61/L7y+/8u+f9pt7+jNT+cMn/XcH/rZyW1c3L7u7u7u7u7u7u7u7u"+
        "7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u6N/d07Op3d7f2/P60vD7xez8"+
        "r+H9k9X+kr/cv6Wb7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u"+
        "7u7u7u7u7u7u7u7u7u7u6uXk2L612cG31e73yOv7seL8uKWezLex7u7u"+
        "7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u"+
        "7u7u7u7u7u7u6eHg1LOpzaeayaqh4dvb7u7u7u7u7u7u7u7u7u7u7u7u"+
        "7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u"+
        "7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u";
    
    private static string calendarBmpEnc = @"Qk32BgAAAAAAADYAAAAo"+
        "AAAAGAAAABgAAAABABgAAAAAAAAAAADEDgAAxA4AAAAAAAAAAAAA7u7u"+
        "7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u"+
        "7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u"+
        "7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u"+
        "7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u"+
        "7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u"+
        "7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u"+
        "7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7uuKOUkXxqemNO"+
        "alM8YEgwYEgwYkoxYUgwYEgwY0szYkoxYEgwYEgwYEgwYEgwZEszYUgw"+
        "YEgwY0oyYUgwYEgwYEgw7u7u7u7uuqWW6tPE27qlxKCLu5d837OUzKGC"+
        "t41xsYpt37OUzKGCt41xrodq37OUzKGCt41xrodq37OUzKGCt41xrodq"+
        "Zk447u7u7u7uvKaX//fz/+3i/NvFwJl6/+nb/d3H+c+1vJV2/+HP/tW8"+
        "/MWluZJz/9vG/9Gw+8OfuJFy/86y/sKf97eSuJFyYEgw7u7u7u7uvaiZ"+
        "//j2//Hq/OTY0qiL/+7h/+TR/N3J0KWI/+TU/9vE/9S4zqOF/+LR/9zE"+
        "/sywzaKE/9e//8yt/sWizaKEYEgw7u7u7u7uv6qb//v5//j1//bx5Lug"+
        "//Ho//Dl/+nb5Lqg/+fZ/+LQ/97I5Lqf/+XU/+HN/9zF5Lqf/9bC/9S7"+
        "/9C05LqfYEgw7u7u7u7uwauc4bib1ayOxZyBvpd74LaY0qiKwJd7uJF1"+
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        "/c63/Mqx/Mer+sKk+r6f+bqY+LaT+LGM96yG9qmA9aV69aB19J1w9Jps"+
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        "5I5j5Itf5Ihb44VW44JS4n9O4nxK4XpG4XdC4XU/2Ws27u7u7u7upJqU"+
        "////pJqU////n5aQ////mZCL////kYmF////iIJ+////fnp2////dXJv"+
        "////bGpo////ZGNi////XV5c////7u7u7u7u7u7uICUg6enpICUg6enp"+
        "ICUg6enpICUg6enpICUg6enpICUg6enpICUg3t7eICUg0NDQICUgvb29"+
        "ICUguLi4ICUg7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u"+
        "7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u"+
        "7u7u";
    
    private static string contactsBmpEnc = @"Qk32BgAAAAAAADYAAAAo"+
        "AAAAGAAAABgAAAABABgAAAAAAAAAAADEDgAAxA4AAAAAAAAAAAAA7u7u"+
        "7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u"+
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        "/+DN/93J/9rF/9jB/9W9/9O5/9G2/8+z/86x9ZphYEgw7u7u7u7uvKiZ"+
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        "/+nc/+bY/+TT/+HP/97L/9zH/9nD86t9YEgw7u7u7u7uxLCh////////"+
        "tcDPE1StGly1yNXZ+fryBVG5BkGOz8rK//LqvpiEuZJ9s4t1roRuqX1m"+
        "pHhgoXRc/93I87CHYEgw7u7u7u7uxrKk////////9fX1zdDTYWZsVFVW"+
        "YWFhBkunubzC//jz//Xw//Ps//Do/+7k/+vf/+jb/+bX/+PS/+DO8raR"+
        "YEgw7u7u7u7ux7Sm////////xMTEAAAAwcHBoqKihYWFVVVVn56d//r3"+
        "//j0//bx//Tt//Hp/+/l/+zh/+nd/+fY/+TU8b2cYEgw7u7u7u7uybao"+
        "////////ODg4LCws1tbWwcHBoqKihYWFZGRk//37//v5//n2//fy//Xv"+
        "//Lr//Dn/+3j/+re/+ja8MOmYEgw7u7u7u7uy7iq////////U1NTSUlJ"+
        "tLS01dXVwcHBoqKidXV1///+//38/LeL+7SI+q+D+ap++KV496Bz9p1w"+
        "/+vg8MmxZk437u7u7u7uzbqs////////fn5+Y2NjXV1dbW1tWFhYwcHB"+
        "hISE//////////79//z7//v4//n1//bx//Tu//Lq/+/m78+6b1dB7u7u"+
        "7u7uz7yu////////xcXFbGxsgoKCoaGhjo6OVVVVra2t/////////LeL"+
        "+7SI+q+D+ap++KV496Bz9p1w//Pr79TEeWJN7u7u7u7u0L6w////////"+
        "8vLyuLi4jY2NiIiIhYWFtLS08fHx//////////////////////38//z6"+
        "//r3//j0//bw7tnMgm1Z7u7u7u7u0b+x////////////////////////"+
        "//////////////////////////////////////79//z7//v4//n1//fy"+
        "i3Zj7u7u7u7u0sCy0b+x0L6wz72vzrutzLqsy7iqybeoyLWmxrOkxLGi"+
        "w6+hwa2fv6udvqmbvKiZu6aXuaWWuKOUt6KTtqGStaCR7u7u7u7u7u7u"+
        "7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u"+
        "7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u"+
        "7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u"+
        "7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u"+
        "7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u"+
        "7u7u";
    
    private static string tasksBmpEnc = @"Qk32BgAAAAAAADYAAAAoAAA"+
        "AGAAAABgAAAABABgAAAAAAAAAAADEDgAAxA4AAAAAAAAAAAAA7u7u7u7"+
        "u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7"+
        "u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7"+
        "u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7"+
        "u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7"+
        "u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7"+
        "u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7"+
        "u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u3N3fkXxqeGB"+
        "LalE5cVc/c1lBf2JKl3RZiWhMe1xBb1M5aE42Zkw0Zk01aE42YUkxYkk"+
        "xYkkxkod97u7u7u7u7u7u7u7u7u7uv62e+ezi69nQ7M6+7Miz6L+prI+"+
        "rWFKqmHyk7rWU77OO77CM8LCK8bCH8a2F8qp98aV13pZnZkwz7u7u7u7"+
        "u7u7u7u7u7u7uv62e//37/vr3/vTw+uvkwLnaJDO/BhmzJjTDybTG99K"+
        "8+NC49syy9sms9sao9cOl8LiV8KR0aU417u7u7u7u7u7u7u7u7u7uwK6"+
        "f//7+//z7/Pj3xcTmLDvBFynIMEXkIDbXVGHO6dHO+tzJ+tjD+dW++dK"+
        "5+c+19sWn8qd2Y0kx7u7u7u7u7u7u7u7u7u7uw7Gj/////Pv9wcTsKDj"+
        "FFCnMRVjuZHX1PlPoFzHSeHPJ+d3O+tzI+tjD+dS9+dG59seq8ayEaEw"+
        "07u7u7u7u7u7u7u7u7u7uxrWm9vf9pKzoJjjNGi7TR1nreoj/j5v8ZXf"+
        "0N0zlJjTPv7LP+t7O+tvI+tfC+dS998qv8K+LaU427u7u7u7u7u7u7u7"+
        "u7u7u08W619v5Kz7XJjrfTl/ze4v/tLr59/Dyoab2Znb0LUPmNUTO1sX"+
        "R+9/N+tvH+tjC99C277GNbVI47u7u7u7u7u7u7u7u7u7uy7qt6+3+kp7"+
        "4UGT4c4P/sbj+/Pr5/vj16ePykpz5Y3T0KDzfbHHR6dTS++HQ+tvG+dn"+
        "D8bqabVI57u7u7u7u7u7u7u7u7u7uybeo////9ff/qLL/wsr//Pz///3"+
        "8/vv5/ff09e7wpav4YnP0KDzajYzQ6NPT/N7O+NrG8b+idFlA7u7u7u7"+
        "u7u7u7u7u7u7uyriq////////+Pn//v7///////////38/vr2/vj08er"+
        "wmaL6WWvyMELXmJbS9OPb+d/Q88mxc1Y97u7u7u7u7u7u7u7u7u7uzLq"+
        "s//////////////////////////7+//36/vr3/vn0+fDvsLT1WmruNUb"+
        "Qta/V+uXX9M+6hWdP7u7u7u7u7u7u7u7u7u7uzryt///////////////"+
        "///////////////7+//79//v3/vj0+O7wurz0TV3sSFTS08fa9t7PmXl"+
        "h7u7u7u7u7u7u7u7u7u7uz72v/////////////////////fj1+Orh9uH"+
        "W89TD88+78sew9NK99drNm5/xVWbwYWvV6dzgrIlw7u7u7u7u7u7u7u7"+
        "u7u7u0L6w////////////////X4ycVYGSTHaIS21/SGN0SGJySF9vdnd"+
        "9pZWQ89TDt7n1TF3oZGvOuJ2L7u7u7u7u7u7u7u7u7u7u0b+x///////"+
        "/////////dJmou+Xsmd3ofs/fdcXVcMHSbrrNbbHCbHJ69dTD++3nw8H"+
        "uNUjqZGjJ7u7u7u7u7u7u7u7u7u7u0b+x////////////////i6q2pMn"+
        "StuzzYYycdLG+fs/ed8jaXY2eRl1t8uDU++je/O7mzsnmUFCX7u7u7u7"+
        "u7u7u7u7u7u7u0sCy////////////////3ufqdZuqx+30V3aFXoCPaZW"+
        "kjdDeTWx8v7Ko/vr2/fTv/fTu+/XxnZSu7u7u7u7u7u7u7u7u7u7u6ur"+
        "r2Mq/0b+x0L6wz72vyLeqc5qpoMHLxfD3v+zzruXvkMjVaX6GwK6ewrC"+
        "hwa+gwK6fv62e4OHi7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7"+
        "u7u7u5ObnfKa1eaOxcpyrcJWkboiW4+Pj7u7u7u7u7u7u7u7u7u7u7u7"+
        "u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7"+
        "u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u";
    
    // Static constructor to initialize
    // the form's static fields.
    static StackView()
    {
        // Create the static bitmaps from Base64 encoding.
        CreateBitmaps();
    }
    
    public StackView()
    {
        this.InitializeComponent();
    
        // Assign icons to ToolStripButton controls.
        this.InitializeImages();
    
        // Set up renderers.
        this.stackStrip.Renderer = new StackRenderer();
    }
    
    // This utility method assigns icons to each
    // ToolStripButton control.
    private void InitializeImages()
    {
        this.mailStackButton.Image = mailBmp;
        this.calendarStackButton.Image = calendarBmp;
        this.contactsStackButton.Image = contactsBmp;
        this.tasksStackButton.Image = tasksBmp;
    }
    
    // This utility method creates bitmaps for all the icons.
    // It uses a utility method called DeserializeFromBase64
    // to decode the Base64 image data.
    private static void CreateBitmaps()
    {
        mailBmp = DeserializeFromBase64(mailBmpEnc);
        calendarBmp = DeserializeFromBase64(calendarBmpEnc);
        contactsBmp = DeserializeFromBase64(contactsBmpEnc);
        tasksBmp = DeserializeFromBase64(tasksBmpEnc);
    }
    
    // This utility method cretes a bitmap from
    // a Base64-encoded string.
    internal static Bitmap DeserializeFromBase64(string data)
    {
        // Decode the string and create a memory stream
        // on the decoded string data.
        MemoryStream stream =
            new MemoryStream(Convert.FromBase64String(data));
    
        // Create a new bitmap from the stream.
        Bitmap b = new Bitmap(stream);
    
        return b;
    }
    
    Private Shared mailBmp As Bitmap
    Private Shared calendarBmp As Bitmap
    Private Shared contactsBmp As Bitmap
    Private Shared tasksBmp As Bitmap
    
     Private Shared mailBmpEnc As String = "Qk32BgAAAAAAADYAAAAoAAAA" + _
             "GAAAABgAAAABABgAAAAAAAAAAADEDgAAxA4AAAAAAAAAAAAA7u7u7u7u" + _
             "7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u" + _
             "7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u" + _
             "7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u" + _
             "7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u" + _
             "7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u" + _
             "7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u" + _
             "7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7uv4yFvouE" + _
             "vYmDu4eBuYV/t4N9tYB7s355sXt3tntxsnhwsHZurXNsrHFrp21pomln" + _
             "oGdlnmVjnWNi7u7u7u7u7u7u7u7u7u7uwY6H9N3C/vDa/ejM+tSp+cye" + _
             "98OS9bqI87F/87KA8qt68KRy76Bu7phl7ZVi7JVi54xb0ntSoGVj7u7u" + _
             "7u7u7u7u7u7u7u7uwo+Ix6WZ9ujb//bn/u/b/OfL++HA+9iv+tev+tSr" + _
             "+tKo+cyg+Mic9b+S9LqM8al35ZZmoXBSoWdk7u7u7u7u7u7u7u7u7u7u" + _
             "xZSN9ejayaOY9uvh//js/vXo/e/a/evS/OfL/OTF+927+9u1+tSq+tKl" + _
             "+cqW8buFqHZa7JVdn2hm7u7u7u7u7u7u7u7u7u7uxZSN//ns9ercxqKV" + _
             "+O7k//nw//fu//fr/vTl/u/c/uvU/eLB/N+7+tev8b6Hq3pe+Lh6/69q" + _
             "oWpp7u7u7u7u7u7u7u7u7u7ux5eP//vv//vw9OncxKOX9+7m//v1//nz" + _
             "//jx//bs/+7Z/erQ/eTC8syiqntg+M6a/9Oh/8CFom1s7u7u7u7u7u7u" + _
             "7u7u7u7uypqS//z4//v28ebYza2evp6V7+Lb8uzl8+3l8uvk9Ore9ejZ" + _
             "6NO/poVyt4xx5b2T/9ap/8ybpXFw7u7u7u7u7u7u7u7u7u7uzJ2V///8" + _
             "7uPbzaye/fv6/fv5v6GTvKCQvJ+Nu5qIupmJt5uKsZWE+u3e+unYo4Jq" + _
             "572O/9KjqHd17u7u7u7u7u7u7u7u7u7uzqCX7OHbzKud/fr58url5tnQ" + _
             "5dfO5dfN5dfM5NbM49TI3Mq+3Mm93Mm8382/+unbrIJp57WGrH597u7u" + _
             "7u7u7u7u7u7u7u7uz6GZ0LGj6uHa/fv67OLc6+Hb7eTd7ePd7eLb7eLb" + _
             "7uPb9e7l9evk9uvj9+zh/PHlzr61r4VtsoWC7u7u7u7u7u7u7u7u7u7u" + _
             "0aKXfdb/8uzn///////////////////////+//37/Pn3+fXv9fHp8+vl" + _
             "8enk7uXe1si/L6f3tYeC7u7u7u7u7u7u7u7u7u7uy6mkdM3/+vf1////" + _
             "/////////////////fz8/Pv69fPx7vDw7O/w2OfvxN/swt/thMXnK6ft" + _
             "r4SC7u7u7u7u7u7u7u7u7u7u1KeevuX6nNf2rN/7nNz9h9X+b8z+VMb/" + _
             "RsT/RsT/PsP/Obz7NLT2MbL0K6vuJ6XpKKfrLqrvr4J/7u7u7u7u7u7u" + _
             "7u7u7u7u28jC0rSo0O36yOv7x+r7v+f8suP9o97+jtj+idn+htX/e83/" + _
             "a8f/XcD/Tbn/SLf/R7b/rJKJ7u7u7u7u7u7u7u7u7u7u7u7u7u7u6ePi" + _
             "07ew29zd1e/61O/60e77y+z8vun9reH+mNn+gdH/ccj/ZMP/Vr3/t7/C" + _
             "uKCX7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u6uXk2b621rux1fH6" + _
             "3fL61/L7y+/8u+f9pt7+jNT+cMn/XcH/rZyW1c3L7u7u7u7u7u7u7u7u" + _
             "7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u6N/d07Op3d7f2/P60vD7xez8" + _
             "r+H9k9X+kr/cv6Wb7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u" + _
             "7u7u7u7u7u7u7u7u7u7u6uXk2L612cG31e73yOv7seL8uKWezLex7u7u" + _
             "7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u" + _
             "7u7u7u7u7u7u6eHg1LOpzaeayaqh4dvb7u7u7u7u7u7u7u7u7u7u7u7u" + _
             "7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u" + _
             "7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u"
    
     Private Shared calendarBmpEnc As String = "Qk32BgAAAAAAADYAAAAo" + _
              "AAAAGAAAABgAAAABABgAAAAAAAAAAADEDgAAxA4AAAAAAAAAAAAA7u7u" + _
              "7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u" + _
              "7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u" + _
              "7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u" + _
              "7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u" + _
              "7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u" + _
              "7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u" + _
              "7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7uuKOUkXxqemNO" + _
              "alM8YEgwYEgwYkoxYUgwYEgwY0szYkoxYEgwYEgwYEgwYEgwZEszYUgw" + _
              "YEgwY0oyYUgwYEgwYEgw7u7u7u7uuqWW6tPE27qlxKCLu5d837OUzKGC" + _
              "t41xsYpt37OUzKGCt41xrodq37OUzKGCt41xrodq37OUzKGCt41xrodq" + _
              "Zk447u7u7u7uvKaX//fz/+3i/NvFwJl6/+nb/d3H+c+1vJV2/+HP/tW8" + _
              "/MWluZJz/9vG/9Gw+8OfuJFy/86y/sKf97eSuJFyYEgw7u7u7u7uvaiZ" + _
              "//j2//Hq/OTY0qiL/+7h/+TR/N3J0KWI/+TU/9vE/9S4zqOF/+LR/9zE" + _
              "/sywzaKE/9e//8yt/sWizaKEYEgw7u7u7u7uv6qb//v5//j1//bx5Lug" + _
              "//Ho//Dl/+nb5Lqg/+fZ/+LQ/97I5Lqf/+XU/+HN/9zF5Lqf/9bC/9S7" + _
              "/9C05LqfYEgw7u7u7u7uwauc4bib1ayOxZyBvpd74LaY0qiKwJd7uJF1" + _
              "4LWWz6WGvJJ2D0XuBTnjBjXQAiy8ACm137OUzKGCt41xrodqYEgw7u7u" + _
              "7u7uxK6f//v6/Ozg/eHQx6CC/+/m+uHQ+tjDwpt9/+re/+DM/9O4I1Tz" + _
              "/9zG/9O5/86wASu4/9fC98Sm87uYuJFyYEgw7u7u7u7uxrCh//39//n0" + _
              "/One1qyQ//v4/vHn+uHR06mM//Pt/+rc/+HMPGr0/+TU/93H/9i/AzHJ" + _
              "/+LP/9i++curzaKEYEgw7u7u7u7ux7Kj//39//38/fbw5Luh//z7/vj1" + _
              "/uzh5Lug//fx//bv/+vgWoH2/+/m/+vd/+PQAzTa/+XU/+XU/97J5Lqf" + _
              "YUkx7u7u7u7uybOk47yh3rab1q2SzaWL4bqe2a+SzKKHwpqA4bmd1q2O" + _
              "x52CbY/5WYD3OWb0IFP0Aj3t4Lib06iJwJV5sopwYEgw7u7u7u7uzbep" + _
              "//39//n1//Dn1a2S/vv6+uvh9+DPyqKG//Tt+eXX+eDSxJx//One+tzH" + _
              "+dC3v5d6/9/K+9C1+8akuI9yalM97u7u7u7u0Lyu//39//r3//f03bWa" + _
              "//7+/vXx+urg1q2R//f0/O3i+eTV06mM//fy/+7i+NfCz6WI/+zg/+DM" + _
              "/9CzyZ6Adl5I7u7u7u7u0sCy//38//39//395L2j//7+//79/vn45L2j" + _
              "//38//n2/vLr5L2j//37//n2/unf5L2j/+/l/+nc/+DN5L2jf2dS7u7u" + _
              "7u7u6KaG6KaG6KSE56OB56B+55565pt25phy5ZVt5ZJp5I5k5Itf5Iha" + _
              "44RV44FR4n5M4ntI4XhE23I812w00mkzyGAo7u7u7u7u6amK/93L/dfD" + _
              "/9a+/s+2/syy/sis/sSl/cGh/byb/LeV+7SO+rCJ+auC+ad9+KN3+KBx" + _
              "95xu95pq9pdn9pVkyGAo7u7u7u7u662P/+LQ/t/M/t3K/drG/dfC/dK8" + _
              "/c63/Mqx/Mer+sKk+r6f+bqY+LaT+LGM96yG9qmA9aV69aB19J1w9Jps" + _
              "yGAo7u7u7u7u7LKV7LKV662P6aeG56F/559855x45pp05pdw5ZRs5ZFo" + _
              "5I5j5Itf5Ihb44VW44JS4n9O4nxK4XpG4XdC4XU/2Ws27u7u7u7upJqU" + _
              "////pJqU////n5aQ////mZCL////kYmF////iIJ+////fnp2////dXJv" + _
              "////bGpo////ZGNi////XV5c////7u7u7u7u7u7uICUg6enpICUg6enp" + _
              "ICUg6enpICUg6enpICUg6enpICUg6enpICUg3t7eICUg0NDQICUgvb29" + _
              "ICUguLi4ICUg7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u" + _
              "7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u" + _
              "7u7u"
    
     Private Shared contactsBmpEnc As String = "Qk32BgAAAAAAADYAAAAo" + _
              "AAAAGAAAABgAAAABABgAAAAAAAAAAADEDgAAxA4AAAAAAAAAAAAA7u7u" + _
              "7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u" + _
              "7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u" + _
              "7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u" + _
              "7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u" + _
              "7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u" + _
              "7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u" + _
              "7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7uuqWWh3FeeWJN" + _
              "alM8YEgwYEgwYEgwYEgwYEgwYEgwYEgwYEgwYEgwYEgwYEgwYEgwYEgw" + _
              "YEgwYEgwYEgwYEgwYEgw7u7u7u7uuqWW//bx7t3T7trO7tfI79LB7865" + _
              "8Mqy8MWq8cCi8buZ8raR8rKJ862C86l69KV09KFt9Z5o9Zxk9Zph9Zph" + _
              "YEgw7u7u7u7uu6aX//n2//fy//Xv//Lr//Dn/+3j/+re/+ja/+XW/+LR" + _
              "/+DN/93J/9rF/9jB/9W9/9O5/9G2/8+z/86x9ZphYEgw7u7u7u7uvKiZ" + _
              "//z6//r30M/SGlmtA0uuA0WfAz+RATmHADV9zr23/+PTs4t1roRuqX1m" + _
              "pHhgoXRcoXRcoXRc/9C09Z1mYEgw7u7u7u7uvqqb//79//z7FFe3N3rV" + _
              "SYrkQ4XeA0OaGW3eC02nGkF4/+fZ/+TV/+LQ/9/M/9zI/9rE/9fA/9W8" + _
              "/9O59KFtYEgw7u7u7u7uwKyd//////7+E1i3Z57pUZDoTY7nA0SbGGze" + _
              "E2DIAzmD/+vfuZJ9s4t1roRuqX1mpHhgoXRcoXRc/9a99KV0YEgw7u7u" + _
              "7u7uwq6f////////GF69gKvkX5flA0WeGW7iA0+3GWzgEk+j/+7l/+zh" + _
              "/+nc/+bY/+TT/+HP/97L/9zH/9nD86t9YEgw7u7u7u7uxLCh////////" + _
              "tcDPE1StGly1yNXZ+fryBVG5BkGOz8rK//LqvpiEuZJ9s4t1roRuqX1m" + _
              "pHhgoXRc/93I87CHYEgw7u7u7u7uxrKk////////9fX1zdDTYWZsVFVW" + _
              "YWFhBkunubzC//jz//Xw//Ps//Do/+7k/+vf/+jb/+bX/+PS/+DO8raR" + _
              "YEgw7u7u7u7ux7Sm////////xMTEAAAAwcHBoqKihYWFVVVVn56d//r3" + _
              "//j0//bx//Tt//Hp/+/l/+zh/+nd/+fY/+TU8b2cYEgw7u7u7u7uybao" + _
              "////////ODg4LCws1tbWwcHBoqKihYWFZGRk//37//v5//n2//fy//Xv" + _
              "//Lr//Dn/+3j/+re/+ja8MOmYEgw7u7u7u7uy7iq////////U1NTSUlJ" + _
              "tLS01dXVwcHBoqKidXV1///+//38/LeL+7SI+q+D+ap++KV496Bz9p1w" + _
              "/+vg8MmxZk437u7u7u7uzbqs////////fn5+Y2NjXV1dbW1tWFhYwcHB" + _
              "hISE//////////79//z7//v4//n1//bx//Tu//Lq/+/m78+6b1dB7u7u" + _
              "7u7uz7yu////////xcXFbGxsgoKCoaGhjo6OVVVVra2t/////////LeL" + _
              "+7SI+q+D+ap++KV496Bz9p1w//Pr79TEeWJN7u7u7u7u0L6w////////" + _
              "8vLyuLi4jY2NiIiIhYWFtLS08fHx//////////////////////38//z6" + _
              "//r3//j0//bw7tnMgm1Z7u7u7u7u0b+x////////////////////////" + _
              "//////////////////////////////////////79//z7//v4//n1//fy" + _
              "i3Zj7u7u7u7u0sCy0b+x0L6wz72vzrutzLqsy7iqybeoyLWmxrOkxLGi" + _
              "w6+hwa2fv6udvqmbvKiZu6aXuaWWuKOUt6KTtqGStaCR7u7u7u7u7u7u" + _
              "7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u" + _
              "7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u" + _
              "7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u" + _
              "7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u" + _
              "7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u" + _
              "7u7u"
    
     Private Shared tasksBmpEnc As String = "Qk32BgAAAAAAADYAAAAoAAA" + _
              "AGAAAABgAAAABABgAAAAAAAAAAADEDgAAxA4AAAAAAAAAAAAA7u7u7u7" + _
              "u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7" + _
              "u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7" + _
              "u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7" + _
              "u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7" + _
              "u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7" + _
              "u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7" + _
              "u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u3N3fkXxqeGB" + _
              "LalE5cVc/c1lBf2JKl3RZiWhMe1xBb1M5aE42Zkw0Zk01aE42YUkxYkk" + _
              "xYkkxkod97u7u7u7u7u7u7u7u7u7uv62e+ezi69nQ7M6+7Miz6L+prI+" + _
              "rWFKqmHyk7rWU77OO77CM8LCK8bCH8a2F8qp98aV13pZnZkwz7u7u7u7" + _
              "u7u7u7u7u7u7uv62e//37/vr3/vTw+uvkwLnaJDO/BhmzJjTDybTG99K" + _
              "8+NC49syy9sms9sao9cOl8LiV8KR0aU417u7u7u7u7u7u7u7u7u7uwK6" + _
              "f//7+//z7/Pj3xcTmLDvBFynIMEXkIDbXVGHO6dHO+tzJ+tjD+dW++dK" + _
              "5+c+19sWn8qd2Y0kx7u7u7u7u7u7u7u7u7u7uw7Gj/////Pv9wcTsKDj" + _
              "FFCnMRVjuZHX1PlPoFzHSeHPJ+d3O+tzI+tjD+dS9+dG59seq8ayEaEw" + _
              "07u7u7u7u7u7u7u7u7u7uxrWm9vf9pKzoJjjNGi7TR1nreoj/j5v8ZXf" + _
              "0N0zlJjTPv7LP+t7O+tvI+tfC+dS998qv8K+LaU427u7u7u7u7u7u7u7" + _
              "u7u7u08W619v5Kz7XJjrfTl/ze4v/tLr59/Dyoab2Znb0LUPmNUTO1sX" + _
              "R+9/N+tvH+tjC99C277GNbVI47u7u7u7u7u7u7u7u7u7uy7qt6+3+kp7" + _
              "4UGT4c4P/sbj+/Pr5/vj16ePykpz5Y3T0KDzfbHHR6dTS++HQ+tvG+dn" + _
              "D8bqabVI57u7u7u7u7u7u7u7u7u7uybeo////9ff/qLL/wsr//Pz///3" + _
              "8/vv5/ff09e7wpav4YnP0KDzajYzQ6NPT/N7O+NrG8b+idFlA7u7u7u7" + _
              "u7u7u7u7u7u7uyriq////////+Pn//v7///////////38/vr2/vj08er" + _
              "wmaL6WWvyMELXmJbS9OPb+d/Q88mxc1Y97u7u7u7u7u7u7u7u7u7uzLq" + _
              "s//////////////////////////7+//36/vr3/vn0+fDvsLT1WmruNUb" + _
              "Qta/V+uXX9M+6hWdP7u7u7u7u7u7u7u7u7u7uzryt///////////////" + _
              "///////////////7+//79//v3/vj0+O7wurz0TV3sSFTS08fa9t7PmXl" + _
              "h7u7u7u7u7u7u7u7u7u7uz72v/////////////////////fj1+Orh9uH" + _
              "W89TD88+78sew9NK99drNm5/xVWbwYWvV6dzgrIlw7u7u7u7u7u7u7u7" + _
              "u7u7u0L6w////////////////X4ycVYGSTHaIS21/SGN0SGJySF9vdnd" + _
              "9pZWQ89TDt7n1TF3oZGvOuJ2L7u7u7u7u7u7u7u7u7u7u0b+x///////" + _
              "/////////dJmou+Xsmd3ofs/fdcXVcMHSbrrNbbHCbHJ69dTD++3nw8H" + _
              "uNUjqZGjJ7u7u7u7u7u7u7u7u7u7u0b+x////////////////i6q2pMn" + _
              "StuzzYYycdLG+fs/ed8jaXY2eRl1t8uDU++je/O7mzsnmUFCX7u7u7u7" + _
              "u7u7u7u7u7u7u0sCy////////////////3ufqdZuqx+30V3aFXoCPaZW" + _
              "kjdDeTWx8v7Ko/vr2/fTv/fTu+/XxnZSu7u7u7u7u7u7u7u7u7u7u6ur" + _
              "r2Mq/0b+x0L6wz72vyLeqc5qpoMHLxfD3v+zzruXvkMjVaX6GwK6ewrC" + _
              "hwa+gwK6fv62e4OHi7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7" + _
              "u7u7u5ObnfKa1eaOxcpyrcJWkboiW4+Pj7u7u7u7u7u7u7u7u7u7u7u7" + _
              "u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7" + _
              "u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u"
    
    ' Static constructor to initialize
    ' the form's static fields.
    Shared Sub New()
       ' Create the static bitmaps from Base64 encoding.
       CreateBitmaps()
     End Sub
    
    Public Sub New()
       Me.InitializeComponent()
       
       ' Assign icons to ToolStripButton controls.
       Me.InitializeImages()
       
       ' Set up renderers.
       Me.stackStrip.Renderer = New StackRenderer()
     End Sub
    
    ' This utility method assigns icons to each
    ' ToolStripButton control.
    Private Sub InitializeImages()
       Me.mailStackButton.Image = mailBmp
       Me.calendarStackButton.Image = calendarBmp
       Me.contactsStackButton.Image = contactsBmp
       Me.tasksStackButton.Image = tasksBmp
     End Sub
    
    
    ' This utility method creates bitmaps for all the icons.
    ' It uses a utility method called DeserializeFromBase64
    ' to decode the Base64 image data.
    Private Shared Sub CreateBitmaps()
       mailBmp = DeserializeFromBase64(mailBmpEnc)
       calendarBmp = DeserializeFromBase64(calendarBmpEnc)
       contactsBmp = DeserializeFromBase64(contactsBmpEnc)
       tasksBmp = DeserializeFromBase64(tasksBmpEnc)
     End Sub
    
    
    ' This utility method cretes a bitmap from 
    ' a Base64-encoded string. 
    Friend Shared Function DeserializeFromBase64(data As String) As Bitmap
       ' Decode the string and create a memory stream 
       ' on the decoded string data.
       Dim stream As New MemoryStream(Convert.FromBase64String(data))
       
       ' Create a new bitmap from the stream.
       Dim b As New Bitmap(stream)
       
       Return b
     End Function
    
  2. InitializeImages クラス コンストラクターで、StackView メソッドの呼び出しを追加します。

    public StackView()
    {
        this.InitializeComponent();
    
        // Assign icons to ToolStripButton controls.
        this.InitializeImages();
    
        // Set up renderers.
        this.stackStrip.Renderer = new StackRenderer();
    }
    
    Public Sub New()
       Me.InitializeComponent()
       
       ' Assign icons to ToolStripButton controls.
       Me.InitializeImages()
       
       ' Set up renderers.
       Me.stackStrip.Renderer = New StackRenderer()
     End Sub
    
    

カスタム レンダラーを実装する

StackView クラスから派生するクラスを実装することによって、ToolStripRenderer コントロールのほとんどの要素をカスタマイズできます。 この手順では、グリップをカスタマイズし、ToolStripProfessionalRenderer コントロールのグラデーション背景を描画する ToolStripButton クラスを実装します。

  1. StackView コントロール定義に次のコードを挿入します。

    これは、StackRenderer クラスの定義であり、RenderGripRenderToolStripBorder、および RenderButtonBackground メソッドをオーバーライドしてカスタム外観を生成します。

    internal class StackRenderer : ToolStripProfessionalRenderer
    {
        private static Bitmap titleBarGripBmp;
        private static string titleBarGripEnc = @"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";
    
        // Define titlebar colors.
        private static Color titlebarColor1 = Color.FromArgb(89, 135, 214);
        private static Color titlebarColor2 = Color.FromArgb(76, 123, 204);
        private static Color titlebarColor3 = Color.FromArgb(63, 111, 194);
        private static Color titlebarColor4 = Color.FromArgb(50, 99, 184);
        private static Color titlebarColor5 = Color.FromArgb(38, 88, 174);
        private static Color titlebarColor6 = Color.FromArgb(25, 76, 164);
        private static Color titlebarColor7 = Color.FromArgb(12, 64, 154);
        private static Color borderColor = Color.FromArgb(0, 0, 128);
    
        static StackRenderer()
        {
            titleBarGripBmp = StackView.DeserializeFromBase64(titleBarGripEnc);
        }
    
        public StackRenderer()
        {
        }
    
        private void DrawTitleBar(Graphics g, Rectangle rect)
        {
            // Assign the image for the grip.
            Image titlebarGrip = titleBarGripBmp;
    
            // Fill the titlebar.
            // This produces the gradient and the rounded-corner effect.
            g.DrawLine(new Pen(titlebarColor1), rect.X, rect.Y, rect.X + rect.Width, rect.Y);
            g.DrawLine(new Pen(titlebarColor2), rect.X, rect.Y + 1, rect.X + rect.Width, rect.Y + 1);
            g.DrawLine(new Pen(titlebarColor3), rect.X, rect.Y + 2, rect.X + rect.Width, rect.Y + 2);
            g.DrawLine(new Pen(titlebarColor4), rect.X, rect.Y + 3, rect.X + rect.Width, rect.Y + 3);
            g.DrawLine(new Pen(titlebarColor5), rect.X, rect.Y + 4, rect.X + rect.Width, rect.Y + 4);
            g.DrawLine(new Pen(titlebarColor6), rect.X, rect.Y + 5, rect.X + rect.Width, rect.Y + 5);
            g.DrawLine(new Pen(titlebarColor7), rect.X, rect.Y + 6, rect.X + rect.Width, rect.Y + 6);
    
            // Center the titlebar grip.
            g.DrawImage(
                titlebarGrip,
                new Point(rect.X + ((rect.Width / 2) - (titlebarGrip.Width / 2)),
                rect.Y + 1));
        }
    
        // This method handles the RenderGrip event.
        protected override void OnRenderGrip(ToolStripGripRenderEventArgs e)
        {
            DrawTitleBar(
                e.Graphics,
                new Rectangle(0, 0, e.ToolStrip.Width, 7));
        }
    
        // This method handles the RenderToolStripBorder event.
        protected override void OnRenderToolStripBorder(ToolStripRenderEventArgs e)
        {
            DrawTitleBar(
                e.Graphics,
                new Rectangle(0, 0, e.ToolStrip.Width, 7));
        }
    
        // This method handles the RenderButtonBackground event.
        protected override void OnRenderButtonBackground(ToolStripItemRenderEventArgs e)
        {
            Graphics g = e.Graphics;
            Rectangle bounds = new Rectangle(Point.Empty, e.Item.Size);
    
            Color gradientBegin = Color.FromArgb(203, 225, 252);
            Color gradientEnd = Color.FromArgb(125, 165, 224);
    
            ToolStripButton button = e.Item as ToolStripButton;
            if (button.Pressed || button.Checked)
            {
                gradientBegin = Color.FromArgb(254, 128, 62);
                gradientEnd = Color.FromArgb(255, 223, 154);
            }
            else if (button.Selected)
            {
                gradientBegin = Color.FromArgb(255, 255, 222);
                gradientEnd = Color.FromArgb(255, 203, 136);
            }
    
            using (Brush b = new LinearGradientBrush(
                bounds,
                gradientBegin,
                gradientEnd,
                LinearGradientMode.Vertical))
            {
                g.FillRectangle(b, bounds);
            }
    
            e.Graphics.DrawRectangle(
                SystemPens.ControlDarkDark,
                bounds);
    
            g.DrawLine(
                SystemPens.ControlDarkDark,
                bounds.X,
                bounds.Y,
                bounds.Width - 1,
                bounds.Y);
    
            g.DrawLine(
                SystemPens.ControlDarkDark,
                bounds.X,
                bounds.Y,
                bounds.X,
                bounds.Height - 1);
    
            ToolStrip toolStrip = button.Owner;
            ToolStripButton nextItem = button.Owner.GetItemAt(
                button.Bounds.X,
                button.Bounds.Bottom + 1) as ToolStripButton;
    
            if (nextItem == null)
            {
                g.DrawLine(
                    SystemPens.ControlDarkDark,
                    bounds.X,
                    bounds.Height - 1,
                    bounds.X + bounds.Width - 1,
                    bounds.Height - 1);
            }
        }
    }
    
    Friend Class StackRenderer
       Inherits ToolStripProfessionalRenderer
       Private Shared titleBarGripBmp As Bitmap
       Private Shared titleBarGripEnc As String = "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"
       
       ' Define titlebar colors.
       Private Shared titlebarColor1 As Color = Color.FromArgb(89, 135, 214)
       Private Shared titlebarColor2 As Color = Color.FromArgb(76, 123, 204)
       Private Shared titlebarColor3 As Color = Color.FromArgb(63, 111, 194)
       Private Shared titlebarColor4 As Color = Color.FromArgb(50, 99, 184)
       Private Shared titlebarColor5 As Color = Color.FromArgb(38, 88, 174)
       Private Shared titlebarColor6 As Color = Color.FromArgb(25, 76, 164)
       Private Shared titlebarColor7 As Color = Color.FromArgb(12, 64, 154)
       Private Shared borderColor As Color = Color.FromArgb(0, 0, 128)
       
       Shared Sub New()
          titleBarGripBmp = StackView.DeserializeFromBase64(titleBarGripEnc)
         End Sub
       
       Public Sub New()
         End Sub
       
         Private Sub DrawTitleBar(ByVal g As Graphics, ByVal rect As Rectangle)
    
             ' Assign the image for the grip.
             Dim titlebarGrip As Image = titleBarGripBmp
    
             ' Fill the titlebar. 
             ' This produces the gradient and the rounded-corner effect.
             g.DrawLine(New Pen(titlebarColor1), rect.X, rect.Y, rect.X + rect.Width, rect.Y)
             g.DrawLine(New Pen(titlebarColor2), rect.X, rect.Y + 1, rect.X + rect.Width, rect.Y + 1)
             g.DrawLine(New Pen(titlebarColor3), rect.X, rect.Y + 2, rect.X + rect.Width, rect.Y + 2)
             g.DrawLine(New Pen(titlebarColor4), rect.X, rect.Y + 3, rect.X + rect.Width, rect.Y + 3)
             g.DrawLine(New Pen(titlebarColor5), rect.X, rect.Y + 4, rect.X + rect.Width, rect.Y + 4)
             g.DrawLine(New Pen(titlebarColor6), rect.X, rect.Y + 5, rect.X + rect.Width, rect.Y + 5)
             g.DrawLine(New Pen(titlebarColor7), rect.X, rect.Y + 6, rect.X + rect.Width, rect.Y + 6)
    
             ' Center the titlebar grip.
             g.DrawImage(titlebarGrip, New Point(rect.X + (rect.Width / 2 - titlebarGrip.Width / 2), rect.Y + 1))
         End Sub
       
       
       ' This method handles the RenderGrip event.
       Protected Overrides Sub OnRenderGrip(e As ToolStripGripRenderEventArgs)
          DrawTitleBar(e.Graphics, New Rectangle(0, 0, e.ToolStrip.Width, 7))
         End Sub
       
       
       ' This method handles the RenderToolStripBorder event.
       Protected Overrides Sub OnRenderToolStripBorder(e As ToolStripRenderEventArgs)
          DrawTitleBar(e.Graphics, New Rectangle(0, 0, e.ToolStrip.Width, 7))
         End Sub
       
       
       ' This method handles the RenderButtonBackground event.
       Protected Overrides Sub OnRenderButtonBackground(e As ToolStripItemRenderEventArgs)
          Dim g As Graphics = e.Graphics
          Dim bounds As New Rectangle(Point.Empty, e.Item.Size)
          
          Dim gradientBegin As Color = Color.FromArgb(203, 225, 252)
          Dim gradientEnd As Color = Color.FromArgb(125, 165, 224)
          
             Dim button As ToolStripButton = CType(e.Item, ToolStripButton)
          
          If button.Pressed OrElse button.Checked Then
             gradientBegin = Color.FromArgb(254, 128, 62)
             gradientEnd = Color.FromArgb(255, 223, 154)
          ElseIf button.Selected Then
             gradientBegin = Color.FromArgb(255, 255, 222)
             gradientEnd = Color.FromArgb(255, 203, 136)
          End If
          
          Dim b = New LinearGradientBrush(bounds, gradientBegin, gradientEnd, LinearGradientMode.Vertical)
          Try
             g.FillRectangle(b, bounds)
          Finally
             b.Dispose()
          End Try
          
          e.Graphics.DrawRectangle(SystemPens.ControlDarkDark, bounds)
          
          g.DrawLine(SystemPens.ControlDarkDark, bounds.X, bounds.Y, bounds.Width - 1, bounds.Y)
          
          g.DrawLine(SystemPens.ControlDarkDark, bounds.X, bounds.Y, bounds.X, bounds.Height - 1)
          
          Dim toolStrip As ToolStrip = button.Owner
             Dim nextItem As ToolStripButton = CType(button.Owner.GetItemAt(button.Bounds.X, button.Bounds.Bottom + 1), ToolStripButton)
          
          If nextItem Is Nothing Then
             g.DrawLine(SystemPens.ControlDarkDark, bounds.X, bounds.Height - 1, bounds.X + bounds.Width - 1, bounds.Height - 1)
          End If
         End Sub
     End Class
    
  2. StackView コントロールのコンストラクターで、StackRenderer クラスの新しいインスタンスを作成し、このインスタンスを stackStrip コントロールの Renderer プロパティに割り当てます。

    public StackView()
    {
        this.InitializeComponent();
    
        // Assign icons to ToolStripButton controls.
        this.InitializeImages();
    
        // Set up renderers.
        this.stackStrip.Renderer = new StackRenderer();
    }
    
    Public Sub New()
       Me.InitializeComponent()
       
       ' Assign icons to ToolStripButton controls.
       Me.InitializeImages()
       
       ' Set up renderers.
       Me.stackStrip.Renderer = New StackRenderer()
     End Sub
    
    

StackView コントロールをテストする

StackView コントロールは、UserControl クラスから派生します。 そのため、UserControl テスト コンテナーを使用してコントロールをテストできます。 詳細については、「方法: UserControlの Run-Time 動作をテストする」を参照してください。

  1. F5 押してプロジェクトをビルドし、UserControl テスト コンテナーを開始します。

  2. StackView コントロールのボタンの上にポインターを移動し、ボタンをクリックすると、選択した状態の外観が表示されます。

次のステップ

このチュートリアルでは、Office XP コントロールのプロフェッショナルな外観を持つ再利用可能なカスタム クライアント コントロールを作成しました。 ToolStrip コントロール ファミリは、他の多くの目的で使用できます。

こちらも参照ください