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Przewodnik: tworzenie profesjonalnie stylizowanej kontrolki ToolStrip

Kontrolkom ToolStrip aplikacji można nadać profesjonalny wygląd i zachowanie, pisząc własną klasę pochodzącą z typu ToolStripProfessionalRenderer.

W tym przewodniku pokazano, jak używać ToolStrip kontrolek do tworzenia złożonej kontrolki podobnej do okienka nawigacji udostępnianego przez program Microsoft® Outlook®. W tym przewodniku przedstawiono następujące zadania:

  • Tworzenie projektu biblioteki kontrolek systemu Windows.

  • Projektowanie kontrolki StackView.

  • Implementowanie niestandardowego modułu renderowania.

Po zakończeniu będziesz dysponować niestandardową kontrolką klienta wielokrotnego użytku z profesjonalnym wyglądem kontrolki Microsoft Office® XP.

Aby skopiować kod w tym temacie jako jeden wpis, zobacz How to: Create a Professionally Styled ToolStrip Control (Jak utworzyć profesjonalnie stylizowaną kontrolkę ToolStrip).

Wymagania wstępne

Aby ukończyć ten przewodnik, potrzebny będzie program Visual Studio.

Tworzenie projektu biblioteki kontrolek

  1. W programie Visual Studio utwórz nowy projekt Biblioteka kontrolek systemu Windows o nazwie StackViewLibrary.

  2. W Eksploratorze rozwiązań usuń domyślną kontrolkę projektu, usuwając plik źródłowy o nazwie "UserControl1.cs" lub "UserControl1.vb", w zależności od wybranego języka.

    Aby uzyskać więcej informacji, zobacz Instrukcje: usuwanie, usuwanie i wykluczanie elementów.

  3. Dodaj nowy UserControl element do projektu StackViewLibrary . Nadaj nowemu plikowi źródłowemu nazwę StackViewpodstawową .

Projektowanie kontrolki StackView

Kontrolka StackView jest kontrolką złożoną z jedną kontrolką podrzędną ToolStrip . Aby uzyskać więcej informacji na temat kontrolek złożonych, zobacz Odmiany kontrolek niestandardowych.

  1. Z narzędziowni przeciągnij element sterujący ToolStrip na powierzchnię projektu.

  2. W oknie Właściwości ustaw ToolStrip właściwości kontrolki zgodnie z poniższą tabelą.

    Majątek Wartość
    Nazwa stackStrip
    CanOverflow false
    Stacja dokująca Bottom
    Krój pisma Tahoma, 10pt, style=Bold
    GripStyle Hidden
    Styl układu VerticalStackWithOverflow
    Dopełnienie 0, 7, 0, 0
    Tryb renderowania Professional
  3. W projektancie Windows Forms kliknij przycisk ToolStrip kontrolki i dodaj ToolStripButton do kontrolki stackStrip.

  4. W oknie Właściwości ustaw ToolStripButton właściwości kontrolki zgodnie z poniższą tabelą.

    Majątek Wartość
    Nazwa mailStackButton
    CheckOnClick prawda
    CheckState Checked
    Styl wyświetlania ImageAndText
    ImageAlign MiddleLeft
    Skalowanie obrazów None
    KolorPrzezroczystościObrazu 238, 238, 238
    Marża 0, 0, 0, 0
    Dopełnienie 3, 3, 3, 3
    Tekst Poczta
    TextAlign MiddleLeft
  5. Powtórz krok 7 dla trzech kolejnych ToolStripButton kontrolek.

    Nazwij kontrolki calendarStackButton, contactsStackButtoni tasksStackButton. Ustaw wartość właściwości Text odpowiednio na Calendar, Contacts oraz Tasks.

Obsługa zdarzeń

Dwa zdarzenia są ważne, aby kontrolka StackView zachowywała się poprawnie. Obsłuż zdarzenie Load, aby umieścić kontrolkę poprawnie. Obsłuż zdarzenie Click dla każdego ToolStripButton, aby zapewnić zachowanie stanu kontrolki StackView podobne do kontrolki RadioButton.

  1. W projektancie formularzy systemu Windows wybierz kontrolkę StackView .

  2. W oknie właściwości kliknij pozycję Zdarzenia .

  3. Kliknij dwukrotnie zdarzenie Załaduj, aby wygenerować procedurę obsługi zdarzenia StackView_Load.

  4. W procedurze obsługi zdarzeń StackView_Load skopiuj i wklej następujący kod.

    // 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. W projektancie formularzy systemu Windows wybierz kontrolkę mailStackButton .

  6. W oknie właściwości kliknij pozycję Zdarzenia .

  7. Kliknij dwukrotnie zdarzenie Kliknij.

    Projektant formularzy systemu Windows generuje procedurę mailStackButton_Click obsługi zdarzeń.

  8. Zmień nazwę programu obsługi zdarzeń mailStackButton_Click na stackButton_Click.

    Aby uzyskać więcej informacji, zobacz Zmienianie nazwy symbolu kodu w procesie refaktoryzacji.

  9. Wstaw następujący kod do programu obsługi zdarzeń stackButton_Click .

    // 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. W projektancie formularzy systemu Windows wybierz kontrolkę calendarStackButton .

  11. W oknie Właściwości ustaw zdarzenie Click na procedurę obsługi zdarzeń stackButton_Click .

  12. Powtórz kroki 10 i 11 dla kontrolek contactsStackButton i tasksStackButton.

Definiowanie ikon

Każdy StackView przycisk ma skojarzoną ikonę. Dla wygody każda ikona jest reprezentowana jako ciąg zakodowany w formacie Base64, który jest deserializowany przed utworzeniem ikony z tego ciągu Bitmap. W środowisku produkcyjnym dane mapy bitowej są przechowywane jako zasób, a ikony są wyświetlane w programie Windows Forms Designer. Aby uzyskać więcej informacji, zobacz How to: Add Background Images to Windows Forms (Instrukcje: dodawanie obrazów tła do formularzy systemu Windows).

  1. W Edytorze kodu wstaw następujący kod do StackView definicji klasy. Ten kod inicjuje mapy bitowe dla ToolStripButton ikon.

    private static Bitmap mailBmp;
    private static Bitmap calendarBmp;
    private static Bitmap contactsBmp;
    private static Bitmap tasksBmp;
    
    private static string mailBmpEnc = @"Qk32BgAAAAAAADYAAAAoAAAA"+
        "GAAAABgAAAABABgAAAAAAAAAAADEDgAAxA4AAAAAAAAAAAAA7u7u7u7u"+
        "7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u7u"+
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    private static string calendarBmpEnc = @"Qk32BgAAAAAAADYAAAAo"+
        "AAAAGAAAABgAAAABABgAAAAAAAAAAADEDgAAxA4AAAAAAAAAAAAA7u7u"+
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    private static string contactsBmpEnc = @"Qk32BgAAAAAAADYAAAAo"+
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        "//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" + _
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              "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" + _
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              "/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" + _
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              "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. Dodaj wywołanie metody InitializeImages w konstruktorze StackView klasy.

    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
    
    

Implementowanie niestandardowego modułu renderowania

Możesz dostosować większość elementów kontrolki StackView poprzez implementację klasy dziedziczącej z klasy ToolStripRenderer. W tej procedurze zaimplementujesz klasę ToolStripProfessionalRenderer , która dostosowuje uchwyt i rysuje tła gradientu ToolStripButton dla kontrolek.

  1. Wstaw następujący kod do definicji kontrolki StackView .

    Jest to definicja klasy StackRenderer, która zastępuje metody RenderGrip, RenderToolStripBorder i RenderButtonBackground, aby utworzyć niestandardowy wygląd.

    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. W konstruktorze kontrolki StackView utwórz nowe wystąpienie klasy StackRenderer i przypisz je do właściwości stackStrip kontrolki Renderer.

    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
    
    

Testowanie kontrolki StackView

Kontrolka StackView pochodzi z UserControl klasy . W związku z tym można przetestować kontrolkę za pomocą kontenera testowego UserControl. Aby uzyskać więcej informacji, zobacz Jak: Przetestować Run-Time Zachowanie kontrolki użytkownika.

  1. Naciśnij F5 , aby skompilować projekt i uruchomić kontener testowy UserControl.

  2. Przenieś wskaźnik na przyciski kontrolki StackView , a następnie kliknij przycisk, aby zobaczyć wygląd wybranego stanu.

Dalsze kroki

W tym przewodniku utworzono niestandardową kontrolkę klienta wielokrotnego użytku z profesjonalnym wyglądem kontrolki pakietu Office XP. W wielu innych celach można użyć rodziny ToolStrip kontrolek:

Zobacz także