VisualBrush.AutoLayoutContent Proprietà

Riferimento

Definizione

Spazio dei nomi:: System.Windows.Media

Assembly:: PresentationCore.dll

Importante

Alcune informazioni sono relative alla release non definitiva del prodotto, che potrebbe subire modifiche significative prima della release definitiva. Microsoft non riconosce alcuna garanzia, espressa o implicita, in merito alle informazioni qui fornite.

Ottiene o imposta un valore che specifica se l'oggetto VisualBrush eseguirà il layout del proprio oggetto Visual.

public:
 property bool AutoLayoutContent { bool get(); void set(bool value); };

public bool AutoLayoutContent { get; set; }

member this.AutoLayoutContent : bool with get, set

Public Property AutoLayoutContent As Boolean

Valore della proprietà

Boolean

true se il pennello deve eseguire il layout sul proprio oggetto Visual; in caso contrario, false. Il valore predefinito è true.

Esempio

Nell'esempio seguente vengono illustrati gli effetti della AutoLayoutContent proprietà su un oggetto UIElementnon padre.

StackPanel myStackPanel = new StackPanel();
myStackPanel.Margin = new Thickness(20, 0, 0, 0);
TextBlock myTextBlock = new TextBlock();
myTextBlock.Margin = new Thickness(0, 10, 0, 0);
myTextBlock.Text = "AutoLayoutContent: True";
myStackPanel.Children.Add(myTextBlock);

Rectangle myRectangle = new Rectangle();
myRectangle.Width = 100;
myRectangle.Height = 100;
myRectangle.Stroke = Brushes.Black;
myRectangle.StrokeThickness = 1;

// Create the Fill for the rectangle using a VisualBrush.
VisualBrush myVisualBrush = new VisualBrush();
myVisualBrush.AutoLayoutContent = true;

// This button is used as the visual for the VisualBrush.
Button myButton = new Button();
myButton.Content = "Hello, World";

myVisualBrush.Visual = myButton;

// Set the fill of the Rectangle to the Visual Brush.
myRectangle.Fill = myVisualBrush;

myStackPanel.Children.Add(myRectangle);

TextBlock myTextBlock2 = new TextBlock();
myTextBlock2.Margin = new Thickness(0, 10, 0, 0);
myTextBlock2.Text = "AutoLayoutContent: False";
myStackPanel.Children.Add(myTextBlock2);

Rectangle myRectangle2 = new Rectangle();
myRectangle2.Width = 100;
myRectangle2.Height = 100;
myRectangle2.Stroke = Brushes.Black;
myRectangle2.StrokeThickness = 1;

// Create the Fill for the rectangle using a VisualBrush.
VisualBrush myVisualBrush2 = new VisualBrush();
myVisualBrush2.AutoLayoutContent = false;

// This button is used as the visual for the VisualBrush.
Button myButton2 = new Button();
myButton2.Content = "Hello, World";
myButton2.Width = 100;
myButton2.Height = 100;

myVisualBrush2.Visual = myButton2;

// Set the fill of the Rectangle to the Visual Brush.
myRectangle2.Fill = myVisualBrush2;

myStackPanel.Children.Add(myRectangle2);

Dim myStackPanel As New StackPanel()
myStackPanel.Margin = New Thickness(20, 0, 0, 0)
Dim myTextBlock As New TextBlock()
myTextBlock.Margin = New Thickness(0, 10, 0, 0)
myTextBlock.Text = "AutoLayoutContent: True"
myStackPanel.Children.Add(myTextBlock)

Dim myRectangle As New Rectangle()
myRectangle.Width = 100
myRectangle.Height = 100
myRectangle.Stroke = Brushes.Black
myRectangle.StrokeThickness = 1

' Create the Fill for the rectangle using a VisualBrush.
Dim myVisualBrush As New VisualBrush()
myVisualBrush.AutoLayoutContent = True

' This button is used as the visual for the VisualBrush.
Dim myButton As New Button()
myButton.Content = "Hello, World"

myVisualBrush.Visual = myButton

' Set the fill of the Rectangle to the Visual Brush.
myRectangle.Fill = myVisualBrush

myStackPanel.Children.Add(myRectangle)

Dim myTextBlock2 As New TextBlock()
myTextBlock2.Margin = New Thickness(0, 10, 0, 0)
myTextBlock2.Text = "AutoLayoutContent: False"
myStackPanel.Children.Add(myTextBlock2)

Dim myRectangle2 As New Rectangle()
myRectangle2.Width = 100
myRectangle2.Height = 100
myRectangle2.Stroke = Brushes.Black
myRectangle2.StrokeThickness = 1

' Create the Fill for the rectangle using a VisualBrush.
Dim myVisualBrush2 As New VisualBrush()
myVisualBrush2.AutoLayoutContent = False

' This button is used as the visual for the VisualBrush.
Dim myButton2 As New Button()
myButton2.Content = "Hello, World"
myButton2.Width = 100
myButton2.Height = 100

myVisualBrush2.Visual = myButton2

' Set the fill of the Rectangle to the Visual Brush.
myRectangle2.Fill = myVisualBrush2

myStackPanel.Children.Add(myRectangle2)

<StackPanel  Margin="20,0,0,0">
  <TextBlock Margin="0,10,0,0">AutoLayoutContent: True</TextBlock>
  <Rectangle 
    Width="100" 
    Height="100"
    Stroke="Black"
    StrokeThickness="1">
    <Rectangle.Fill>
      <VisualBrush AutoLayoutContent="True">
        <VisualBrush.Visual>
          <Button Content="Hello, World" />
        </VisualBrush.Visual>
      </VisualBrush>
    </Rectangle.Fill>
  </Rectangle>

  <TextBlock Margin="0,10,0,0">AutoLayoutContent: False</TextBlock>
  <Rectangle 
    Width="100" 
    Height="100"
    Stroke="Black"
    StrokeThickness="1">
    <Rectangle.Fill>
      <VisualBrush AutoLayoutContent="False">
        <VisualBrush.Visual>
          <Button Content="Hello, World" Width="100" Height="100" />
        </VisualBrush.Visual>
      </VisualBrush>
    </Rectangle.Fill>
  </Rectangle>
</StackPanel>

La figura seguente mostra l'output dell'esempio:

AutoLayoutContent con un oggetto UIElement non-padre

Nell'esempio seguente vengono illustrati gli effetti della AutoLayoutContent proprietà su un oggetto padre.UIElement

// Create a name scope for the page.
NameScope.SetNameScope(this, new NameScope());

StackPanel myStackPanel = new StackPanel();
myStackPanel.Margin = new Thickness(20, 0, 0, 0);
TextBlock myTextBlock = new TextBlock();
myTextBlock.Margin = new Thickness(0, 10, 0, 0);
myTextBlock.Text = "The UIElement";
myStackPanel.Children.Add(myTextBlock);

Button myButton = new Button();
myButton.Content = "Hello, World";
myButton.Width = 70;
this.RegisterName("MyButton", myButton);
myStackPanel.Children.Add(myButton);

TextBlock myTextBlock2 = new TextBlock();
myTextBlock2.Margin = new Thickness(0, 10, 0, 0);
myTextBlock2.Text = "AutoLayoutContent: True";
myStackPanel.Children.Add(myTextBlock2);

Rectangle myRectangle = new Rectangle();
myRectangle.Width = 100;
myRectangle.Height = 100;
myRectangle.Stroke = Brushes.Black;
myRectangle.StrokeThickness = 1;

// Create the Fill for the rectangle using a VisualBrush.
VisualBrush myVisualBrush = new VisualBrush();
myVisualBrush.AutoLayoutContent = true;
Binding buttonBinding = new Binding();
buttonBinding.ElementName = "MyButton";
BindingOperations.SetBinding(myVisualBrush, VisualBrush.VisualProperty, buttonBinding);

// Set the fill of the Rectangle to the Visual Brush.
myRectangle.Fill = myVisualBrush;

// Add the first rectangle.
myStackPanel.Children.Add(myRectangle);

TextBlock myTextBlock3 = new TextBlock();
myTextBlock3.Margin = new Thickness(0, 10, 0, 0);
myTextBlock3.Text = "AutoLayoutContent: False";
myStackPanel.Children.Add(myTextBlock3);

Rectangle myRectangle2 = new Rectangle();
myRectangle2.Width = 100;
myRectangle2.Height = 100;
myRectangle2.Stroke = Brushes.Black;
myRectangle2.StrokeThickness = 1;

// Create the Fill for the rectangle using a VisualBrush.
VisualBrush myVisualBrush2 = new VisualBrush();
myVisualBrush2.AutoLayoutContent = false;
Binding buttonBinding2 = new Binding();
buttonBinding2.ElementName = "MyButton";
BindingOperations.SetBinding(myVisualBrush2, VisualBrush.VisualProperty, buttonBinding2);

// Set the fill of the Rectangle to the Visual Brush.
myRectangle2.Fill = myVisualBrush2;

myStackPanel.Children.Add(myRectangle2);

' Create a name scope for the page.
NameScope.SetNameScope(Me, New NameScope())

Dim myStackPanel As New StackPanel()
myStackPanel.Margin = New Thickness(20, 0, 0, 0)
Dim myTextBlock As New TextBlock()
myTextBlock.Margin = New Thickness(0, 10, 0, 0)
myTextBlock.Text = "The UIElement"
myStackPanel.Children.Add(myTextBlock)

Dim myButton As New Button()
myButton.Content = "Hello, World"
myButton.Width = 70
Me.RegisterName("MyButton", myButton)
myStackPanel.Children.Add(myButton)

Dim myTextBlock2 As New TextBlock()
myTextBlock2.Margin = New Thickness(0, 10, 0, 0)
myTextBlock2.Text = "AutoLayoutContent: True"
myStackPanel.Children.Add(myTextBlock2)

Dim myRectangle As New Rectangle()
myRectangle.Width = 100
myRectangle.Height = 100
myRectangle.Stroke = Brushes.Black
myRectangle.StrokeThickness = 1

' Create the Fill for the rectangle using a VisualBrush.
Dim myVisualBrush As New VisualBrush()
myVisualBrush.AutoLayoutContent = True
Dim buttonBinding As New Binding()
buttonBinding.ElementName = "MyButton"
BindingOperations.SetBinding(myVisualBrush, VisualBrush.VisualProperty, buttonBinding)

' Set the fill of the Rectangle to the Visual Brush.
myRectangle.Fill = myVisualBrush

' Add the first rectangle.
myStackPanel.Children.Add(myRectangle)

Dim myTextBlock3 As New TextBlock()
myTextBlock3.Margin = New Thickness(0, 10, 0, 0)
myTextBlock3.Text = "AutoLayoutContent: False"
myStackPanel.Children.Add(myTextBlock3)

Dim myRectangle2 As New Rectangle()
myRectangle2.Width = 100
myRectangle2.Height = 100
myRectangle2.Stroke = Brushes.Black
myRectangle2.StrokeThickness = 1

' Create the Fill for the rectangle using a VisualBrush.
Dim myVisualBrush2 As New VisualBrush()
myVisualBrush2.AutoLayoutContent = False
Dim buttonBinding2 As New Binding()
buttonBinding2.ElementName = "MyButton"
BindingOperations.SetBinding(myVisualBrush2, VisualBrush.VisualProperty, buttonBinding2)

' Set the fill of the Rectangle to the Visual Brush.
myRectangle2.Fill = myVisualBrush2

myStackPanel.Children.Add(myRectangle2)

<StackPanel Margin="20,0,0,0">

  <TextBlock Margin="0,10,0,0">The UIElement</TextBlock>
  <Button Name="MyButton" Content="Hello, World" />

  <TextBlock Margin="0,10,0,0">AutoLayoutContent: True</TextBlock>
  <Rectangle 
        Width="100" 
        Height="100"
        Stroke="Black"
        StrokeThickness="1">
    <Rectangle.Fill>
      <VisualBrush Visual="{Binding ElementName='MyButton'}" />
    </Rectangle.Fill>
  </Rectangle>

  <TextBlock Margin="0,10,0,0">AutoLayoutContent: False</TextBlock>
  <Rectangle 
    Width="100" 
    Height="100"
    Stroke="Black"
    StrokeThickness="1">
    <Rectangle.Fill>
      <VisualBrush Visual="{Binding ElementName='MyButton'}" 
                   AutoLayoutContent="False"/>
    </Rectangle.Fill>
  </Rectangle>
</StackPanel>

La figura seguente mostra l'output dell'esempio:

AutoLayoutContent con elemento UIElement con padre

Commenti

L'impostazione Visual di questa proprietà su true ha un effetto solo quando il pennello è un oggetto UIElementnon padre.

Informazioni proprietà di dipendenza


Campo Identificatore	AutoLayoutContentProperty
Proprietà dei metadati impostate su `true`	Nessuno

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