Übersicht über Alignment, Margin und Padding

Die FrameworkElement-Klasse macht mehrere Eigenschaften verfügbar, die verwendet werden, um untergeordnete Elemente genau zu positionieren. In diesem Thema werden vier der wichtigsten Eigenschaften erläutert: HorizontalAlignment, Margin, Padding und VerticalAlignment. Es ist wichtig, die Auswirkungen dieser Eigenschaften zu verstehen, da Sie die Grundlage für das Steuern der Position von Elementen in Windows Presentation Foundation (WPF)-Anwendungen bieten.

Einführung in die Positionierung des Elements

Es gibt zahlreiche Möglichkeiten, Elemente mithilfe von WPF zu positionieren. Jedoch braucht es viel mehr als einfach das richtige Panel-Element auszuwählen, um ein ideales Layout zu erhalten. Die Feinsteuerung der Positionierung erfordert ein Verständnis der HorizontalAlignment-, Margin-, Padding- und VerticalAlignment-Eigenschaften.

Die folgende Abbildung zeigt ein Layoutszenario, das verschiedene Positionierungseigenschaften verwendet.

WPF Positioning Properties Sample

Auf den ersten Blick scheint es so, als wären die Button-Elemente in dieser Darstellung möglicherweise zufällig platziert worden. Die Positionen werden jedoch tatsächlich genau mithilfe einer Kombination aus Rändern, Ausrichtungen und Abständen gesteuert.

Im folgende Beispiel wird beschrieben, wie das Layout in der vorhergehenden Darstellung erstellt wird. Ein Border-Element kapselt ein übergeordnetes StackPanel, mit einem Padding-Wert von 15 geräteunabhängigen Pixeln. Dies erklärt das LightBlue-Schmalband, das das untergeordnete StackPanel umgibt. Untergeordnete Elemente von StackPanel werden zur Darstellung jeder der unterschiedlichen Positionierungseigenschaften verwendet, die in diesem Thema aufgeführt sind. Drei Button-Elemente werden verwendet, um sowohl die Eigenschaften als auch die Margin- und HorizontalAlignment-Eigenschaften zu veranschaulichen.


// Create the application's main Window.
mainWindow = new Window ();
mainWindow.Title = "Margins, Padding and Alignment Sample";

// Add a Border
myBorder = new Border();
myBorder.Background = Brushes.LightBlue;
myBorder.BorderBrush = Brushes.Black;
myBorder.Padding = new Thickness(15);
myBorder.BorderThickness = new Thickness(2);

myStackPanel = new StackPanel();
myStackPanel.Background = Brushes.White;
myStackPanel.HorizontalAlignment = HorizontalAlignment.Center;
myStackPanel.VerticalAlignment = VerticalAlignment.Top;

TextBlock myTextBlock = new TextBlock();
myTextBlock.Margin = new Thickness(5, 0, 5, 0);
myTextBlock.FontSize = 18;
myTextBlock.HorizontalAlignment = HorizontalAlignment.Center;
myTextBlock.Text = "Alignment, Margin and Padding Sample";
Button myButton1 = new Button();
myButton1.HorizontalAlignment = HorizontalAlignment.Left;
myButton1.Margin = new Thickness(20);
myButton1.Content = "Button 1";
Button myButton2 = new Button();
myButton2.HorizontalAlignment = HorizontalAlignment.Right;
myButton2.Margin = new Thickness(10);
myButton2.Content = "Button 2";
Button myButton3 = new Button();
myButton3.HorizontalAlignment = HorizontalAlignment.Stretch;
myButton3.Margin = new Thickness(0);
myButton3.Content = "Button 3";

// Add child elements to the parent StackPanel.
myStackPanel.Children.Add(myTextBlock);
myStackPanel.Children.Add(myButton1);
myStackPanel.Children.Add(myButton2);
myStackPanel.Children.Add(myButton3);

// Add the StackPanel as the lone Child of the Border.
myBorder.Child = myStackPanel;

// Add the Border as the Content of the Parent Window Object.
mainWindow.Content = myBorder;
mainWindow.Show ();

WindowTitle = "Margins, Padding and Alignment Sample"

'Add a Border.
Dim myBorder As New Border()
myBorder.Background = Brushes.LightBlue
myBorder.BorderBrush = Brushes.Black
myBorder.Padding = New Thickness(15)
myBorder.BorderThickness = New Thickness(2)

Dim myStackPanel As New StackPanel()
myStackPanel.Background = Brushes.White
myStackPanel.HorizontalAlignment = Windows.HorizontalAlignment.Center
myStackPanel.VerticalAlignment = Windows.VerticalAlignment.Top

Dim myTextBlock As New TextBlock()
myTextBlock.Margin = New Thickness(5, 0, 5, 0)
myTextBlock.FontSize = 18
myTextBlock.HorizontalAlignment = Windows.HorizontalAlignment.Center
myTextBlock.Text = "Alignment, Margin and Padding Sample"
Dim myButton1 As New Button()
myButton1.HorizontalAlignment = Windows.HorizontalAlignment.Left
myButton1.Margin = New Thickness(20)
myButton1.Content = "Button 1"
Dim myButton2 As New Button()
myButton2.HorizontalAlignment = Windows.HorizontalAlignment.Right
myButton2.Margin = New Thickness(10)
myButton2.Content = "Button 2"
Dim myButton3 As New Button()
myButton3.HorizontalAlignment = Windows.HorizontalAlignment.Stretch
myButton3.Margin = New Thickness(0)
myButton3.Content = "Button 3"

'Add child elements to the parent StackPanel.
myStackPanel.Children.Add(myTextBlock)
myStackPanel.Children.Add(myButton1)
myStackPanel.Children.Add(myButton2)
myStackPanel.Children.Add(myButton3)

'Add the StackPanel as the lone Child of the Border.
myBorder.Child = myStackPanel

' Add the Canvas as the lone Child of the Border
myBorder.Child = myStackPanel
Me.Content = myBorder

Das folgende Diagramm zeigt eine vergrößerte Ansicht der verschiedenen Positionierungseigenschaften, die im vorhergehenden Beispiel verwendet werden. Die nachfolgenden Abschnitte in diesem Thema beschreiben genauer, wie jede Positionierungseigenschaft verwendet wird.

Positioning Properties with Screen Call-outs

Verstehen von Ausrichtungseigenschaften

Die HorizontalAlignment-Eigenschaft und die VerticalAlignment-Eigenschaft beschreiben, wie ein untergeordnetes Element innerhalb des zugeordneten Layoutbereichs eines übergeordneten Elements positioniert werden sollte. Indem Sie diese Eigenschaften zusammen verwenden, können Sie untergeordnete Elemente präzise positionieren. Zum Beispiel können untergeordnete Elemente von DockPanel vier verschiedene horizontale Ausrichtungen angeben: Left, Right, oder Center oder Stretch, um den verfügbaren Platz zu füllen. Ähnliche Werte sind für die vertikale Positionierung verfügbar.

Hinweis

Explizit gesetzte Height- und Width-Eigenschaften auf einem Element haben Vorrang vor dem Stretch-Eigenschaftswert. Der Versuch, Height, Width und einen HorizontalAlignment Wert von Stretch zu setzen, führt dazu, dass die Stretch-Anforderung ignoriert wird.

HorizontalAlignment-Eigenschaft

Die HorizontalAlignment-Eigenschaft deklariert die horizontalen Ausrichtungsmerkmale, die für untergeordnete Elemente gelten sollen. In der folgenden Tabelle werden die verschiedenen möglichen Werte für die HorizontalAlignment-Eigenschaft angezeigt:

Member Beschreibung
Left Untergeordnete Elemente werden auf der linken Seite des zugewiesenen Layoutbereichs des übergeordneten Elements ausgerichtet.
Center Untergeordnete Elemente werden in der Mitte des zugewiesenen Layoutbereich des übergeordneten Elements ausgerichtet.
Right Untergeordnete Elemente werden rechts vom zugewiesenen Layoutbereich des übergeordneten Elements ausgerichtet.
Stretch (Standard) Untergeordnete Elemente werden gestreckt, um zugewiesenen Layoutbereich des übergeordneten Elements auszufüllen. Explizite Width- und Height-Werte nehmen Vorrang.

Das folgende Beispiel zeigt, wie Sie die HorizontalAlignment-Eigenschaft auf Button-Elemente anwenden können. Jeder Attributwert wird angezeigt, um die verschiedenen Renderingverhalten besser zu veranschaulichen.

Button myButton1 = new Button();
myButton1.HorizontalAlignment = HorizontalAlignment.Left;
myButton1.Content = "Button 1 (Left)";
Button myButton2 = new Button();
myButton2.HorizontalAlignment = HorizontalAlignment.Right;
myButton2.Content = "Button 2 (Right)";
Button myButton3 = new Button();
myButton3.HorizontalAlignment = HorizontalAlignment.Center;
myButton3.Content = "Button 3 (Center)";
Button myButton4 = new Button();
myButton4.HorizontalAlignment = HorizontalAlignment.Stretch;
myButton4.Content = "Button 4 (Stretch)";
Dim myButton1 As New Button()
myButton1.HorizontalAlignment = Windows.HorizontalAlignment.Left
myButton1.Margin = New Thickness(20)
myButton1.Content = "Button 1"
Dim myButton2 As New Button()
myButton2.HorizontalAlignment = Windows.HorizontalAlignment.Right
myButton2.Margin = New Thickness(10)
myButton2.Content = "Button 2"
Dim myButton3 As New Button()
myButton3.HorizontalAlignment = Windows.HorizontalAlignment.Center
myButton3.Margin = New Thickness(0)
myButton3.Content = "Button 3"
Dim myButton4 As New Button()
myButton4.HorizontalAlignment = Windows.HorizontalAlignment.Stretch
myButton4.Content = "Button 4 (Stretch)"

Der vorhergehende Code gibt ein Layout ähnlich dem folgenden aus. Die Auswirkungen der einzelnen HorizontalAlignment-Werte auf die Positionierung sind in der Illustration zu sehen.

HorizontalAlignment Sample

VerticalAlignment-Eigenschaft

Die VerticalAlignment-Eigenschaft beschreibt die Merkmale der vertikalen Ausrichtung, die auf untergeordnete Elemente angewendet werden sollen. In der folgenden Tabelle werden alle möglichen Werte für die VerticalAlignment-Eigenschaft angezeigt:

Member Beschreibung
Top Untergeordnete Elemente werden oben im zugewiesenen Layoutbereich des übergeordneten Elements ausgerichtet.
Center Untergeordnete Elemente werden in der Mitte des zugewiesenen Layoutbereich des übergeordneten Elements ausgerichtet.
Bottom Untergeordnete Elemente werden am unteren Rand des zugewiesenen Layoutbereichs des übergeordneten Elements ausgerichtet.
Stretch (Standard) Untergeordnete Elemente werden gestreckt, um zugewiesenen Layoutbereich des übergeordneten Elements auszufüllen. Explizite Width- und Height-Werte nehmen Vorrang.

Das folgende Beispiel zeigt, wie Sie die VerticalAlignment-Eigenschaft auf Button-Elemente anwenden können. Jeder Attributwert wird angezeigt, um die verschiedenen Renderingverhalten besser zu veranschaulichen. Für die Ziele dieses Beispiels wird ein Grid-Element mit sichtbaren Rasterlinien als übergeordnetes Element verwendet, damit das Layoutverhalten jedes Eigenschaftenwerts besser dargestellt werden kann.

TextBlock myTextBlock = new TextBlock();
myTextBlock.FontSize = 18;
myTextBlock.HorizontalAlignment = HorizontalAlignment.Center;
myTextBlock.Text = "VerticalAlignment Sample";
Grid.SetRow(myTextBlock, 0);
Button myButton1 = new Button();
myButton1.VerticalAlignment = VerticalAlignment.Top;
myButton1.Content = "Button 1 (Top)";
Grid.SetRow(myButton1, 1);
Button myButton2 = new Button();
myButton2.VerticalAlignment = VerticalAlignment.Bottom;
myButton2.Content = "Button 2 (Bottom)";
Grid.SetRow(myButton2, 2);
Button myButton3 = new Button();
myButton3.VerticalAlignment = VerticalAlignment.Center;
myButton3.Content = "Button 3 (Center)";
Grid.SetRow(myButton3, 3);
Button myButton4 = new Button();
myButton4.VerticalAlignment = VerticalAlignment.Stretch;
myButton4.Content = "Button 4 (Stretch)";
Grid.SetRow(myButton4, 4);
Dim myTextBlock As New TextBlock()
myTextBlock.FontSize = 18
myTextBlock.HorizontalAlignment = Windows.HorizontalAlignment.Center
myTextBlock.Text = "VerticalAlignment Sample"
Grid.SetRow(myTextBlock, 0)
Dim myButton1 As New Button()
myButton1.VerticalAlignment = Windows.VerticalAlignment.Top
myButton1.Content = "Button 1 (Top)"
Grid.SetRow(myButton1, 1)
Dim myButton2 As New Button()
myButton2.VerticalAlignment = Windows.VerticalAlignment.Bottom
myButton2.Content = "Button 2 (Bottom)"
Grid.SetRow(myButton2, 2)
Dim myButton3 As New Button()
myButton3.VerticalAlignment = Windows.VerticalAlignment.Center
myButton3.Content = "Button 3 (Center)"
Grid.SetRow(myButton3, 3)
Dim myButton4 As New Button()
myButton4.VerticalAlignment = Windows.VerticalAlignment.Stretch
myButton4.Content = "Button 4 (Stretch)"
Grid.SetRow(myButton4, 4)
<Page xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation" 
      xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
      WindowTitle="VerticalAlignment Sample">
  <Border Background="LightBlue" BorderBrush="Black" BorderThickness="2" Padding="15">
    <Grid Background="White" ShowGridLines="True">
      <Grid.RowDefinitions>
        <RowDefinition Height="25"/>
        <RowDefinition Height="50"/>
        <RowDefinition Height="50"/>
        <RowDefinition Height="50"/>
        <RowDefinition Height="50"/>
      </Grid.RowDefinitions>
            <TextBlock Grid.Row="0" Grid.Column="0" FontSize="18" HorizontalAlignment="Center">VerticalAlignment Sample</TextBlock>
            <Button Grid.Row="1" Grid.Column="0" VerticalAlignment="Top">Button 1 (Top)</Button>
            <Button Grid.Row="2" Grid.Column="0" VerticalAlignment="Bottom">Button 2 (Bottom)</Button>    
            <Button Grid.Row="3" Grid.Column="0" VerticalAlignment="Center">Button 3 (Center)</Button>
            <Button Grid.Row="4" Grid.Column="0" VerticalAlignment="Stretch">Button 4 (Stretch)</Button>          
    </Grid>
  </Border>    
</Page>

Der vorhergehende Code gibt ein Layout ähnlich dem folgenden aus. Die Auswirkungen der einzelnen VerticalAlignment-Werte auf die Positionierung sind in der Illustration zu sehen.

VerticalAlignment property sample

Verstehen von Margin-Eigenschaften

Die Margin-Eigenschaft beschreibt den Abstand zwischen einem Element und seinen untergeordneten oder gleichrangigen Elementen. Mit einer Syntax wie Margin können Sie einheitliche Margin="20"-Werte festlegen. Mit dieser Syntax würde ein Margin von 20 geräteunabhängigen Pixeln auf das Element angewendet werden. Margin-Werte können auch in Form unterschiedlicher Werte auftreten, wobei jeder Wert für einen unterschiedlichen Rand steht, der auf die linke, obere, rechte und untere Seite angewendet wird (in dieser Reihenfolge), wie Margin="0,10,5,25". Die ordnungsgemäße Verwendung der Margin-Eigenschaft ermöglicht eine sehr präzise Steuerung der Darstellungsposition eines Elements und der Darstellungsposition der benachbarten und untergeordneten Elemente.

Hinweis

Ein Rand, der nicht Null ist, legt den Raum außerhalb des ActualWidth- und ActualHeight-Elements fest.

Das folgende Beispiel zeigt, wie einheitliche Ränder um eine Gruppe von Button-Elementen angewendet wird. Der Abstand der Button-Elemente wird gleichmäßig verteilt, wobei ein Puffer von zehn Pixeln für den Rand in jeder Richtung vorgesehen ist.

Button^ myButton7 = gcnew Button();
myButton7->Margin = Thickness(10);
myButton7->Content = "Button 7";
Button^ myButton8 = gcnew Button();
myButton8->Margin = Thickness(10);
myButton8->Content = "Button 8";
Button^ myButton9 = gcnew Button();
myButton9->Margin = Thickness(10);
myButton9->Content = "Button 9";
Button myButton7 = new Button();
myButton7.Margin = new Thickness(10);
myButton7.Content = "Button 7";
Button myButton8 = new Button();
myButton8.Margin = new Thickness(10);
myButton8.Content = "Button 8";
Button myButton9 = new Button();
myButton9.Margin = new Thickness(10);
myButton9.Content = "Button 9";
Dim myButton7 As New Button
myButton7.Margin = New Thickness(10)
myButton7.Content = "Button 7"
Dim myButton8 As New Button
myButton8.Margin = New Thickness(10)
myButton8.Content = "Button 8"
Dim myButton9 As New Button
myButton9.Margin = New Thickness(10)
myButton9.Content = "Button 9"
<Button Margin="10">Button 7</Button>
<Button Margin="10">Button 8</Button>
<Button Margin="10">Button 9</Button>

In vielen Fällen ist ein einheitlicher Rand nicht geeignet. In diesen Fällen kann ein ungleichmäßiger Abstand angewendet werden. Im folgenden Beispiel wird veranschaulicht, wie ungleichmäßige Randeinstellungen auf untergeordnete Elemente angewendet werden. Ränder werden in dieser Reihenfolge beschrieben: links, oben, rechts, unten.

Button^ myButton1 = gcnew Button();
myButton1->Margin = Thickness(0, 10, 0, 10);
myButton1->Content = "Button 1";
Button^ myButton2 = gcnew Button();
myButton2->Margin = Thickness(0, 10, 0, 10);
myButton2->Content = "Button 2";
Button^ myButton3 = gcnew Button();
myButton3->Margin = Thickness(0, 10, 0, 10);
Button myButton1 = new Button();
myButton1.Margin = new Thickness(0, 10, 0, 10);
myButton1.Content = "Button 1";
Button myButton2 = new Button();
myButton2.Margin = new Thickness(0, 10, 0, 10);
myButton2.Content = "Button 2";
Button myButton3 = new Button();
myButton3.Margin = new Thickness(0, 10, 0, 10);
Dim myButton1 As New Button
myButton1.Margin = New Thickness(0, 10, 0, 10)
myButton1.Content = "Button 1"
Dim myButton2 As New Button
myButton2.Margin = New Thickness(0, 10, 0, 10)
myButton2.Content = "Button 2"
Dim myButton3 As New Button
myButton3.Margin = New Thickness(0, 10, 0, 10)
<Button Margin="0,10,0,10">Button 1</Button>
<Button Margin="0,10,0,10">Button 2</Button>
<Button Margin="0,10,0,10">Button 3</Button>

Verstehen der Padding-Eigenschaft

Das Auffüllen ist in den meisten Punkten ähnlich wie Margin. Die Eigenschaft Padding wird nur in einigen wenigen Klassen angezeigt, hauptsächlich aus praktischen Gründen: Block, Border, Control und TextBlock sind Beispiele für Klassen, die eine Padding-Eigenschaft aufweisen. Die Padding-Eigenschaft vergrößert die effektive Größe eines untergeordneten Elements um den angegebenen Thickness-Wert.

Das folgende Beispiel zeigt, wie Sie Padding auf ein übergeordnetes Border-Element anwenden.

myBorder = gcnew Border();
myBorder->Background = Brushes::LightBlue;
myBorder->BorderBrush = Brushes::Black;
myBorder->BorderThickness = Thickness(2);
myBorder->CornerRadius = CornerRadius(45);
myBorder->Padding = Thickness(25);
myBorder = new Border();
myBorder.Background = Brushes.LightBlue;
myBorder.BorderBrush = Brushes.Black;
myBorder.BorderThickness = new Thickness(2);
myBorder.CornerRadius = new CornerRadius(45);
myBorder.Padding = new Thickness(25);
Dim myBorder As New Border
myBorder.Background = Brushes.LightBlue
myBorder.BorderBrush = Brushes.Black
myBorder.BorderThickness = New Thickness(2)
myBorder.CornerRadius = New CornerRadius(45)
myBorder.Padding = New Thickness(25)
<Border Background="LightBlue" 
        BorderBrush="Black" 
        BorderThickness="2" 
        CornerRadius="45" 
        Padding="25">

Verwenden von Alignment, Margin und Padding in einer Anwendung

HorizontalAlignment, Margin, Padding und VerticalAlignment stellen Sie die Positionskontrolle bereit, die erforderlich ist, um eine komplexe Benutzeroberfläche (UI) zu erstellen. Sie können die Effekte jeder Eigenschaft verwenden, um die Positionierung untergeordneter Elemente zu ändern, wodurch die Flexibilität beim Erstellen dynamischer Anwendungen und Benutzererfahrungen sichergestellt wird.

Das folgende Beispiel zeigt die einzelnen Konzepte, die in diesem Thema beschrieben werden. Dieses Beispiel baut auf der Infrastruktur des ersten Beispiels in diesem Thema auf und fügt ein Grid-Element als untergeordnetes Element des Border aus dem ersten Beispiel hinzu. Padding wird auf das übergeordnete Border-Element angewendet. Der Grid wird verwendet, um den Platz zwischen drei untergeordneten StackPanel-Elementen aufzuteilen. Button-Elemente werden erneut verwendet, um die verschiedenen Auswirkungen von Margin und HorizontalAlignment zu zeigen. TextBlock-Elemente werden jedem ColumnDefinitionhinzugefügt, um die verschiedenen Eigenschaften, die auf die Button-Elemente in jeder Spalte angewendet werden, besser zu definieren.

mainWindow = gcnew Window();

myBorder = gcnew Border();
myBorder->Background = Brushes::LightBlue;
myBorder->BorderBrush = Brushes::Black;
myBorder->BorderThickness = Thickness(2);
myBorder->CornerRadius = CornerRadius(45);
myBorder->Padding = Thickness(25);

// Define the Grid.
myGrid = gcnew Grid();
myGrid->Background = Brushes::White;
myGrid->ShowGridLines = true;

// Define the Columns.
ColumnDefinition^ myColDef1 = gcnew ColumnDefinition();
myColDef1->Width = GridLength(1, GridUnitType::Auto);
ColumnDefinition^ myColDef2 = gcnew ColumnDefinition();
myColDef2->Width = GridLength(1, GridUnitType::Star);
ColumnDefinition^ myColDef3 = gcnew ColumnDefinition();
myColDef3->Width = GridLength(1, GridUnitType::Auto);

// Add the ColumnDefinitions to the Grid.
myGrid->ColumnDefinitions->Add(myColDef1);
myGrid->ColumnDefinitions->Add(myColDef2);
myGrid->ColumnDefinitions->Add(myColDef3);

// Add the first child StackPanel.
StackPanel^ myStackPanel = gcnew StackPanel();
myStackPanel->HorizontalAlignment = HorizontalAlignment::Left;
myStackPanel->VerticalAlignment = VerticalAlignment::Top;
Grid::SetColumn(myStackPanel, 0);
Grid::SetRow(myStackPanel, 0);
TextBlock^ myTextBlock1 = gcnew TextBlock();
myTextBlock1->FontSize = 18;
myTextBlock1->HorizontalAlignment = HorizontalAlignment::Center;
myTextBlock1->Margin = Thickness(0, 0, 0, 15);
myTextBlock1->Text = "StackPanel 1";
Button^ myButton1 = gcnew Button();
myButton1->Margin = Thickness(0, 10, 0, 10);
myButton1->Content = "Button 1";
Button^ myButton2 = gcnew Button();
myButton2->Margin = Thickness(0, 10, 0, 10);
myButton2->Content = "Button 2";
Button^ myButton3 = gcnew Button();
myButton3->Margin = Thickness(0, 10, 0, 10);
TextBlock^ myTextBlock2 = gcnew TextBlock();
myTextBlock2->Text = "ColumnDefinition.Width = \"Auto\"";
TextBlock^ myTextBlock3 = gcnew TextBlock();
myTextBlock3->Text = "StackPanel.HorizontalAlignment = \"Left\"";
TextBlock^ myTextBlock4 = gcnew TextBlock();
myTextBlock4->Text = "StackPanel.VerticalAlignment = \"Top\"";
TextBlock^ myTextBlock5 = gcnew TextBlock();
myTextBlock5->Text = "StackPanel.Orientation = \"Vertical\"";
TextBlock^ myTextBlock6 = gcnew TextBlock();
myTextBlock6->Text = "Button.Margin = \"1,10,0,10\"";
myStackPanel->Children->Add(myTextBlock1);
myStackPanel->Children->Add(myButton1);
myStackPanel->Children->Add(myButton2);
myStackPanel->Children->Add(myButton3);
myStackPanel->Children->Add(myTextBlock2);
myStackPanel->Children->Add(myTextBlock3);
myStackPanel->Children->Add(myTextBlock4);
myStackPanel->Children->Add(myTextBlock5);
myStackPanel->Children->Add(myTextBlock6);

// Add the second child StackPanel.
StackPanel^ myStackPanel2 = gcnew StackPanel();
myStackPanel2->HorizontalAlignment = HorizontalAlignment::Stretch;
myStackPanel2->VerticalAlignment = VerticalAlignment::Top;
myStackPanel2->Orientation = Orientation::Vertical;
Grid::SetColumn(myStackPanel2, 1);
Grid::SetRow(myStackPanel2, 0);
TextBlock^ myTextBlock7 = gcnew TextBlock();
myTextBlock7->FontSize = 18;
myTextBlock7->HorizontalAlignment = HorizontalAlignment::Center;
myTextBlock7->Margin = Thickness(0, 0, 0, 15);
myTextBlock7->Text = "StackPanel 2";
Button^ myButton4 = gcnew Button();
myButton4->Margin = Thickness(10, 0, 10, 0);
myButton4->Content = "Button 4";
Button^ myButton5 = gcnew Button();
myButton5->Margin = Thickness(10, 0, 10, 0);
myButton5->Content = "Button 5";
Button^ myButton6 = gcnew Button();
myButton6->Margin = Thickness(10, 0, 10, 0);
myButton6->Content = "Button 6";
TextBlock^ myTextBlock8 = gcnew TextBlock();
myTextBlock8->HorizontalAlignment = HorizontalAlignment::Center;
myTextBlock8->Text = "ColumnDefinition.Width = \"*\"";
TextBlock^ myTextBlock9 = gcnew TextBlock();
myTextBlock9->HorizontalAlignment = HorizontalAlignment::Center;
myTextBlock9->Text = "StackPanel.HorizontalAlignment = \"Stretch\"";
TextBlock^ myTextBlock10 = gcnew TextBlock();
myTextBlock10->HorizontalAlignment = HorizontalAlignment::Center;
myTextBlock10->Text = "StackPanel.VerticalAlignment = \"Top\"";
TextBlock^ myTextBlock11 = gcnew TextBlock();
myTextBlock11->HorizontalAlignment = HorizontalAlignment::Center;
myTextBlock11->Text = "StackPanel.Orientation = \"Vertical\"";
TextBlock^ myTextBlock12 = gcnew TextBlock();
myTextBlock12->HorizontalAlignment = HorizontalAlignment::Center;
myTextBlock12->Text = "Button.Margin = \"10,0,10,0\"";
myStackPanel2->Children->Add(myTextBlock7);
myStackPanel2->Children->Add(myButton4);
myStackPanel2->Children->Add(myButton5);
myStackPanel2->Children->Add(myButton6);
myStackPanel2->Children->Add(myTextBlock8);
myStackPanel2->Children->Add(myTextBlock9);
myStackPanel2->Children->Add(myTextBlock10);
myStackPanel2->Children->Add(myTextBlock11);
myStackPanel2->Children->Add(myTextBlock12);

// Add the final child StackPanel.
StackPanel^ myStackPanel3 = gcnew StackPanel();
myStackPanel3->HorizontalAlignment = HorizontalAlignment::Left;
myStackPanel3->VerticalAlignment = VerticalAlignment::Top;
Grid::SetColumn(myStackPanel3, 2);
Grid::SetRow(myStackPanel3, 0);
TextBlock^ myTextBlock13 = gcnew TextBlock();
myTextBlock13->FontSize = 18;
myTextBlock13->HorizontalAlignment = HorizontalAlignment::Center;
myTextBlock13->Margin = Thickness(0, 0, 0, 15);
myTextBlock13->Text = "StackPanel 3";
Button^ myButton7 = gcnew Button();
myButton7->Margin = Thickness(10);
myButton7->Content = "Button 7";
Button^ myButton8 = gcnew Button();
myButton8->Margin = Thickness(10);
myButton8->Content = "Button 8";
Button^ myButton9 = gcnew Button();
myButton9->Margin = Thickness(10);
myButton9->Content = "Button 9";
TextBlock^ myTextBlock14 = gcnew TextBlock();
myTextBlock14->Text = "ColumnDefinition.Width = \"Auto\"";
TextBlock^ myTextBlock15 = gcnew TextBlock();
myTextBlock15->Text = "StackPanel.HorizontalAlignment = \"Left\"";
TextBlock^ myTextBlock16 = gcnew TextBlock();
myTextBlock16->Text = "StackPanel.VerticalAlignment = \"Top\"";
TextBlock^ myTextBlock17 = gcnew TextBlock();
myTextBlock17->Text = "StackPanel.Orientation = \"Vertical\"";
TextBlock^ myTextBlock18 = gcnew TextBlock();
myTextBlock18->Text = "Button.Margin = \"10\"";
myStackPanel3->Children->Add(myTextBlock13);
myStackPanel3->Children->Add(myButton7);
myStackPanel3->Children->Add(myButton8);
myStackPanel3->Children->Add(myButton9);
myStackPanel3->Children->Add(myTextBlock14);
myStackPanel3->Children->Add(myTextBlock15);
myStackPanel3->Children->Add(myTextBlock16);
myStackPanel3->Children->Add(myTextBlock17);
myStackPanel3->Children->Add(myTextBlock18);

// Add child content to the parent Grid.
myGrid->Children->Add(myStackPanel);
myGrid->Children->Add(myStackPanel2);
myGrid->Children->Add(myStackPanel3);

// Add the Grid as the lone child of the Border.
myBorder->Child = myGrid;

// Add the Border to the Window as Content and show the Window.
mainWindow->Content = myBorder;
mainWindow->Title = "Margin, Padding, and Alignment Sample";
mainWindow->Show();
mainWindow = new Window();

myBorder = new Border();
myBorder.Background = Brushes.LightBlue;
myBorder.BorderBrush = Brushes.Black;
myBorder.BorderThickness = new Thickness(2);
myBorder.CornerRadius = new CornerRadius(45);
myBorder.Padding = new Thickness(25);

// Define the Grid.
myGrid = new Grid();
myGrid.Background = Brushes.White;
myGrid.ShowGridLines = true;

// Define the Columns.
ColumnDefinition myColDef1 = new ColumnDefinition();
myColDef1.Width = new GridLength(1, GridUnitType.Auto);
ColumnDefinition myColDef2 = new ColumnDefinition();
myColDef2.Width = new GridLength(1, GridUnitType.Star);
ColumnDefinition myColDef3 = new ColumnDefinition();
myColDef3.Width = new GridLength(1, GridUnitType.Auto);

// Add the ColumnDefinitions to the Grid.
myGrid.ColumnDefinitions.Add(myColDef1);
myGrid.ColumnDefinitions.Add(myColDef2);
myGrid.ColumnDefinitions.Add(myColDef3);

// Add the first child StackPanel.
StackPanel myStackPanel = new StackPanel();
myStackPanel.HorizontalAlignment = HorizontalAlignment.Left;
myStackPanel.VerticalAlignment = VerticalAlignment.Top;
Grid.SetColumn(myStackPanel, 0);
Grid.SetRow(myStackPanel, 0);
TextBlock myTextBlock1 = new TextBlock();
myTextBlock1.FontSize = 18;
myTextBlock1.HorizontalAlignment = HorizontalAlignment.Center;
myTextBlock1.Margin = new Thickness(0, 0, 0, 15);
myTextBlock1.Text = "StackPanel 1";
Button myButton1 = new Button();
myButton1.Margin = new Thickness(0, 10, 0, 10);
myButton1.Content = "Button 1";
Button myButton2 = new Button();
myButton2.Margin = new Thickness(0, 10, 0, 10);
myButton2.Content = "Button 2";
Button myButton3 = new Button();
myButton3.Margin = new Thickness(0, 10, 0, 10);
TextBlock myTextBlock2 = new TextBlock();
myTextBlock2.Text = @"ColumnDefinition.Width = ""Auto""";
TextBlock myTextBlock3 = new TextBlock();
myTextBlock3.Text = @"StackPanel.HorizontalAlignment = ""Left""";
TextBlock myTextBlock4 = new TextBlock();
myTextBlock4.Text = @"StackPanel.VerticalAlignment = ""Top""";
TextBlock myTextBlock5 = new TextBlock();
myTextBlock5.Text = @"StackPanel.Orientation = ""Vertical""";
TextBlock myTextBlock6 = new TextBlock();
myTextBlock6.Text = @"Button.Margin = ""1,10,0,10""";
myStackPanel.Children.Add(myTextBlock1);
myStackPanel.Children.Add(myButton1);
myStackPanel.Children.Add(myButton2);
myStackPanel.Children.Add(myButton3);
myStackPanel.Children.Add(myTextBlock2);
myStackPanel.Children.Add(myTextBlock3);
myStackPanel.Children.Add(myTextBlock4);
myStackPanel.Children.Add(myTextBlock5);
myStackPanel.Children.Add(myTextBlock6);

// Add the second child StackPanel.
StackPanel myStackPanel2 = new StackPanel();
myStackPanel2.HorizontalAlignment = HorizontalAlignment.Stretch;
myStackPanel2.VerticalAlignment = VerticalAlignment.Top;
myStackPanel2.Orientation = Orientation.Vertical;
Grid.SetColumn(myStackPanel2, 1);
Grid.SetRow(myStackPanel2, 0);
TextBlock myTextBlock7 = new TextBlock();
myTextBlock7.FontSize = 18;
myTextBlock7.HorizontalAlignment = HorizontalAlignment.Center;
myTextBlock7.Margin = new Thickness(0, 0, 0, 15);
myTextBlock7.Text = "StackPanel 2";
Button myButton4 = new Button();
myButton4.Margin = new Thickness(10, 0, 10, 0);
myButton4.Content = "Button 4";
Button myButton5 = new Button();
myButton5.Margin = new Thickness(10, 0, 10, 0);
myButton5.Content = "Button 5";
Button myButton6 = new Button();
myButton6.Margin = new Thickness(10, 0, 10, 0);
myButton6.Content = "Button 6";
TextBlock myTextBlock8 = new TextBlock();
myTextBlock8.HorizontalAlignment = HorizontalAlignment.Center;
myTextBlock8.Text = @"ColumnDefinition.Width = ""*""";
TextBlock myTextBlock9 = new TextBlock();
myTextBlock9.HorizontalAlignment = HorizontalAlignment.Center;
myTextBlock9.Text = @"StackPanel.HorizontalAlignment = ""Stretch""";
TextBlock myTextBlock10 = new TextBlock();
myTextBlock10.HorizontalAlignment = HorizontalAlignment.Center;
myTextBlock10.Text = @"StackPanel.VerticalAlignment = ""Top""";
TextBlock myTextBlock11 = new TextBlock();
myTextBlock11.HorizontalAlignment = HorizontalAlignment.Center;
myTextBlock11.Text = @"StackPanel.Orientation = ""Vertical""";
TextBlock myTextBlock12 = new TextBlock();
myTextBlock12.HorizontalAlignment = HorizontalAlignment.Center;
myTextBlock12.Text = @"Button.Margin = ""10,0,10,0""";
myStackPanel2.Children.Add(myTextBlock7);
myStackPanel2.Children.Add(myButton4);
myStackPanel2.Children.Add(myButton5);
myStackPanel2.Children.Add(myButton6);
myStackPanel2.Children.Add(myTextBlock8);
myStackPanel2.Children.Add(myTextBlock9);
myStackPanel2.Children.Add(myTextBlock10);
myStackPanel2.Children.Add(myTextBlock11);
myStackPanel2.Children.Add(myTextBlock12);

// Add the final child StackPanel.
StackPanel myStackPanel3 = new StackPanel();
myStackPanel3.HorizontalAlignment = HorizontalAlignment.Left;
myStackPanel3.VerticalAlignment = VerticalAlignment.Top;
Grid.SetColumn(myStackPanel3, 2);
Grid.SetRow(myStackPanel3, 0);
TextBlock myTextBlock13 = new TextBlock();
myTextBlock13.FontSize = 18;
myTextBlock13.HorizontalAlignment = HorizontalAlignment.Center;
myTextBlock13.Margin = new Thickness(0, 0, 0, 15);
myTextBlock13.Text = "StackPanel 3";
Button myButton7 = new Button();
myButton7.Margin = new Thickness(10);
myButton7.Content = "Button 7";
Button myButton8 = new Button();
myButton8.Margin = new Thickness(10);
myButton8.Content = "Button 8";
Button myButton9 = new Button();
myButton9.Margin = new Thickness(10);
myButton9.Content = "Button 9";
TextBlock myTextBlock14 = new TextBlock();
myTextBlock14.Text = @"ColumnDefinition.Width = ""Auto""";
TextBlock myTextBlock15 = new TextBlock();
myTextBlock15.Text = @"StackPanel.HorizontalAlignment = ""Left""";
TextBlock myTextBlock16 = new TextBlock();
myTextBlock16.Text = @"StackPanel.VerticalAlignment = ""Top""";
TextBlock myTextBlock17 = new TextBlock();
myTextBlock17.Text = @"StackPanel.Orientation = ""Vertical""";
TextBlock myTextBlock18 = new TextBlock();
myTextBlock18.Text = @"Button.Margin = ""10""";
myStackPanel3.Children.Add(myTextBlock13);
myStackPanel3.Children.Add(myButton7);
myStackPanel3.Children.Add(myButton8);
myStackPanel3.Children.Add(myButton9);
myStackPanel3.Children.Add(myTextBlock14);
myStackPanel3.Children.Add(myTextBlock15);
myStackPanel3.Children.Add(myTextBlock16);
myStackPanel3.Children.Add(myTextBlock17);
myStackPanel3.Children.Add(myTextBlock18);

// Add child content to the parent Grid.
myGrid.Children.Add(myStackPanel);
myGrid.Children.Add(myStackPanel2);
myGrid.Children.Add(myStackPanel3);

// Add the Grid as the lone child of the Border.
myBorder.Child = myGrid;

// Add the Border to the Window as Content and show the Window.
mainWindow.Content = myBorder;
mainWindow.Title = "Margin, Padding, and Alignment Sample";
mainWindow.Show();

Dim myBorder As New Border
myBorder.Background = Brushes.LightBlue
myBorder.BorderBrush = Brushes.Black
myBorder.BorderThickness = New Thickness(2)
myBorder.CornerRadius = New CornerRadius(45)
myBorder.Padding = New Thickness(25)

'Define the Grid.
Dim myGrid As New Grid
myGrid.Background = Brushes.White
myGrid.ShowGridLines = True

'Define the Columns.
Dim myColDef1 As New ColumnDefinition
myColDef1.Width = New GridLength(1, GridUnitType.Auto)
Dim myColDef2 As New ColumnDefinition
myColDef2.Width = New GridLength(1, GridUnitType.Star)
Dim myColDef3 As New ColumnDefinition
myColDef3.Width = New GridLength(1, GridUnitType.Auto)

'Add the ColumnDefinitions to the Grid
myGrid.ColumnDefinitions.Add(myColDef1)
myGrid.ColumnDefinitions.Add(myColDef2)
myGrid.ColumnDefinitions.Add(myColDef3)

'Add the first child StackPanel.
Dim myStackPanel As New StackPanel
myStackPanel.HorizontalAlignment = System.Windows.HorizontalAlignment.Left
myStackPanel.VerticalAlignment = System.Windows.VerticalAlignment.Top
Grid.SetColumn(myStackPanel, 0)
Grid.SetRow(myStackPanel, 0)
Dim myTextBlock1 As New TextBlock
myTextBlock1.FontSize = 18
myTextBlock1.HorizontalAlignment = System.Windows.HorizontalAlignment.Center
myTextBlock1.Margin = New Thickness(0, 0, 0, 15)
myTextBlock1.Text = "StackPanel 1"

Dim myButton1 As New Button
myButton1.Margin = New Thickness(0, 10, 0, 10)
myButton1.Content = "Button 1"
Dim myButton2 As New Button
myButton2.Margin = New Thickness(0, 10, 0, 10)
myButton2.Content = "Button 2"
Dim myButton3 As New Button
myButton3.Margin = New Thickness(0, 10, 0, 10)

Dim myTextBlock2 As New TextBlock
myTextBlock2.Text = "ColumnDefinition.Width = ""Auto"""
Dim myTextBlock3 As New TextBlock
myTextBlock3.Text = "StackPanel.HorizontalAlignment = ""Left"""
Dim myTextBlock4 As New TextBlock
myTextBlock4.Text = "StackPanel.VerticalAlignment = ""Top"""
Dim myTextBlock5 As New TextBlock
myTextBlock5.Text = "StackPanel.Orientation = ""Vertical"""
Dim myTextBlock6 As New TextBlock
myTextBlock6.Text = "Button.Margin = ""1,10,0,10"""
myStackPanel.Children.Add(myTextBlock1)
myStackPanel.Children.Add(myButton1)
myStackPanel.Children.Add(myButton2)
myStackPanel.Children.Add(myButton3)
myStackPanel.Children.Add(myTextBlock2)
myStackPanel.Children.Add(myTextBlock3)
myStackPanel.Children.Add(myTextBlock4)
myStackPanel.Children.Add(myTextBlock5)
myStackPanel.Children.Add(myTextBlock6)

'Add the second child StackPanel.
Dim myStackPanel2 As New StackPanel
myStackPanel2.HorizontalAlignment = System.Windows.HorizontalAlignment.Stretch
myStackPanel2.VerticalAlignment = System.Windows.VerticalAlignment.Top
myStackPanel2.Orientation = Orientation.Vertical
Grid.SetColumn(myStackPanel2, 1)
Grid.SetRow(myStackPanel2, 0)
Dim myTextBlock7 As New TextBlock
myTextBlock7.FontSize = 18
myTextBlock7.HorizontalAlignment = System.Windows.HorizontalAlignment.Center
myTextBlock7.Margin = New Thickness(0, 0, 0, 15)
myTextBlock7.Text = "StackPanel 2"
Dim myButton4 As New Button
myButton4.Margin = New Thickness(10, 0, 10, 0)
myButton4.Content = "Button 4"
Dim myButton5 As New Button
myButton5.Margin = New Thickness(10, 0, 10, 0)
myButton5.Content = "Button 5"
Dim myButton6 As New Button
myButton6.Margin = New Thickness(10, 0, 10, 0)
myButton6.Content = "Button 6"
Dim myTextBlock8 As New TextBlock
myTextBlock8.HorizontalAlignment = System.Windows.HorizontalAlignment.Center
myTextBlock8.Text = "ColumnDefinition.Width = ""*"""
Dim myTextBlock9 As New TextBlock
myTextBlock9.HorizontalAlignment = System.Windows.HorizontalAlignment.Center
myTextBlock9.Text = "StackPanel.HorizontalAlignment = ""Stretch"""
Dim myTextBlock10 As New TextBlock
myTextBlock10.HorizontalAlignment = System.Windows.HorizontalAlignment.Center
myTextBlock10.Text = "StackPanel.VerticalAlignment = ""Top"""
Dim myTextBlock11 As New TextBlock
myTextBlock11.HorizontalAlignment = System.Windows.HorizontalAlignment.Center
myTextBlock11.Text = "StackPanel.Orientation = ""Vertical"""
Dim myTextBlock12 As New TextBlock
myTextBlock12.HorizontalAlignment = System.Windows.HorizontalAlignment.Center
myTextBlock12.Text = "Button.Margin = ""10,0,10,0"""
myStackPanel2.Children.Add(myTextBlock7)
myStackPanel2.Children.Add(myButton4)
myStackPanel2.Children.Add(myButton5)
myStackPanel2.Children.Add(myButton6)
myStackPanel2.Children.Add(myTextBlock8)
myStackPanel2.Children.Add(myTextBlock9)
myStackPanel2.Children.Add(myTextBlock10)
myStackPanel2.Children.Add(myTextBlock11)
myStackPanel2.Children.Add(myTextBlock12)

'Add the final child StackPanel.
Dim myStackPanel3 As New StackPanel
myStackPanel3.HorizontalAlignment = System.Windows.HorizontalAlignment.Left
myStackPanel3.VerticalAlignment = System.Windows.VerticalAlignment.Top
Grid.SetColumn(myStackPanel3, 2)
Grid.SetRow(myStackPanel3, 0)
Dim myTextBlock13 As New TextBlock
myTextBlock13.FontSize = 18
myTextBlock13.HorizontalAlignment = System.Windows.HorizontalAlignment.Center
myTextBlock13.Margin = New Thickness(0, 0, 0, 15)
myTextBlock13.Text = "StackPanel 3"

Dim myButton7 As New Button
myButton7.Margin = New Thickness(10)
myButton7.Content = "Button 7"
Dim myButton8 As New Button
myButton8.Margin = New Thickness(10)
myButton8.Content = "Button 8"
Dim myButton9 As New Button
myButton9.Margin = New Thickness(10)
myButton9.Content = "Button 9"
Dim myTextBlock14 As New TextBlock
myTextBlock14.Text = "ColumnDefinition.Width = ""Auto"""
Dim myTextBlock15 As New TextBlock
myTextBlock15.Text = "StackPanel.HorizontalAlignment = ""Left"""
Dim myTextBlock16 As New TextBlock
myTextBlock16.Text = "StackPanel.VerticalAlignment = ""Top"""
Dim myTextBlock17 As New TextBlock
myTextBlock17.Text = "StackPanel.Orientation = ""Vertical"""
Dim myTextBlock18 As New TextBlock
myTextBlock18.Text = "Button.Margin = ""10"""
myStackPanel3.Children.Add(myTextBlock13)
myStackPanel3.Children.Add(myButton7)
myStackPanel3.Children.Add(myButton8)
myStackPanel3.Children.Add(myButton9)
myStackPanel3.Children.Add(myTextBlock14)
myStackPanel3.Children.Add(myTextBlock15)
myStackPanel3.Children.Add(myTextBlock16)
myStackPanel3.Children.Add(myTextBlock17)
myStackPanel3.Children.Add(myTextBlock18)

'Add child content to the parent Grid.
myGrid.Children.Add(myStackPanel)
myGrid.Children.Add(myStackPanel2)
myGrid.Children.Add(myStackPanel3)

'Add the Grid as the lone child of the Border.
myBorder.Child = myGrid

<Page xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation" WindowTitle="Margins, Padding and Alignment Sample">
  <Border Background="LightBlue" 
          BorderBrush="Black" 
          BorderThickness="2" 
          CornerRadius="45" 
          Padding="25">
    <Grid Background="White" ShowGridLines="True">
      <Grid.ColumnDefinitions>
        <ColumnDefinition Width="Auto"/>
        <ColumnDefinition Width="*"/>
        <ColumnDefinition Width="Auto"/>
      </Grid.ColumnDefinitions>
        
    <StackPanel Grid.Column="0" Grid.Row="0" HorizontalAlignment="Left" Name="StackPanel1" VerticalAlignment="Top">
        <TextBlock FontSize="18" HorizontalAlignment="Center" Margin="0,0,0,15">StackPanel1</TextBlock>
        <Button Margin="0,10,0,10">Button 1</Button>
        <Button Margin="0,10,0,10">Button 2</Button>
        <Button Margin="0,10,0,10">Button 3</Button>
        <TextBlock>ColumnDefinition.Width="Auto"</TextBlock>
        <TextBlock>StackPanel.HorizontalAlignment="Left"</TextBlock>
        <TextBlock>StackPanel.VerticalAlignment="Top"</TextBlock>
        <TextBlock>StackPanel.Orientation="Vertical"</TextBlock>
        <TextBlock>Button.Margin="0,10,0,10"</TextBlock>
    </StackPanel>
    
    <StackPanel Grid.Column="1" Grid.Row="0" HorizontalAlignment="Stretch" Name="StackPanel2" VerticalAlignment="Top" Orientation="Vertical">
        <TextBlock FontSize="18" HorizontalAlignment="Center" Margin="0,0,0,15">StackPanel2</TextBlock>
        <Button Margin="10,0,10,0">Button 4</Button>
        <Button Margin="10,0,10,0">Button 5</Button>
        <Button Margin="10,0,10,0">Button 6</Button>
        <TextBlock HorizontalAlignment="Center">ColumnDefinition.Width="*"</TextBlock>
        <TextBlock HorizontalAlignment="Center">StackPanel.HorizontalAlignment="Stretch"</TextBlock>
        <TextBlock HorizontalAlignment="Center">StackPanel.VerticalAlignment="Top"</TextBlock>
        <TextBlock HorizontalAlignment="Center">StackPanel.Orientation="Vertical"</TextBlock>
        <TextBlock HorizontalAlignment="Center">Button.Margin="10,0,10,0"</TextBlock>
    </StackPanel>        
        
    <StackPanel Grid.Column="2" Grid.Row="0" HorizontalAlignment="Left" Name="StackPanel3" VerticalAlignment="Top">
        <TextBlock FontSize="18" HorizontalAlignment="Center" Margin="0,0,0,15">StackPanel3</TextBlock>
        <Button Margin="10">Button 7</Button>
        <Button Margin="10">Button 8</Button>
        <Button Margin="10">Button 9</Button>
        <TextBlock>ColumnDefinition.Width="Auto"</TextBlock>
        <TextBlock>StackPanel.HorizontalAlignment="Left"</TextBlock>
        <TextBlock>StackPanel.VerticalAlignment="Top"</TextBlock>
        <TextBlock>StackPanel.Orientation="Vertical"</TextBlock>
        <TextBlock>Button.Margin="10"</TextBlock>      
    </StackPanel>
  </Grid>
  </Border>    
</Page>

Nach dem Kompilieren der Anwendung wird eine UI ausgegeben, die wie die folgende Darstellung aussieht. Die Auswirkungen der verschiedenen Eigenschaftswerte sind in den Abständen zwischen Elementen offensichtlich, und signifikante Eigenschaftswerte für Elemente in jeder Spalte werden innerhalb von TextBlock-Elementen angezeigt.

Several positioning properties in one application

Nächste Schritte

Die von der FrameworkElement-Klasse definierten Positionierungseigenschaften ermöglichen die Feinsteuerung der Elementplatzierung in WPF-Anwendungen. Ihnen sind nun unterschiedliche Techniken bekannt, die Sie verwenden können, um Elemente mithilfe von WPF besser positionieren zu können.

Zusätzliche Ressourcen sind verfügbar, die das WPF-Layout ausführlicher erläutern. Das Thema Panelübersicht enthält weitere Details zu den verschiedenen Panel-Elementen. Das Thema Exemplarische Vorgehensweise: Meine erste WPF-Desktopanwendung stellt erweiterte Techniken vor, mit denen Layoutelemente Komponenten positionieren und ihre Aktionen an Datenquellen binden können.

Siehe auch