SwipeBackThemeAnimation SwipeBackThemeAnimation SwipeBackThemeAnimation Class

Represents the preconfigured animation that applies to controls when an element slides back into its layout slot after a Swipe interaction.

Syntax

Declaration

public sealed class SwipeBackThemeAnimationpublic sealed class SwipeBackThemeAnimationPublic NotInheritable Class SwipeBackThemeAnimation
<SwipeBackThemeAnimation ... />

Inheritance Hierarchy

Inherited Members

Inherited properties

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Inherited methods

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Inherited events

Remarks

Note that setting the Duration property has no effect on this object since the duration is preconfigured.

Examples

The following example applies a SineEase easing function to a DoubleAnimation to create a decelerating animation.


<!-- Example template of a custom control that supports swipe selection.  
     A SwipeBackThemeAnimation is run when the control goes to the Normal state. -->
<ControlTemplate TargetType="local:SwipeControl">
    <Grid>
        <VisualStateManager.VisualStateGroups>
            <VisualStateGroup x:Name="SwipeStates">                                
                <VisualState x:Name="Normal">
                    <Storyboard>
                        <SwipeBackThemeAnimation TargetName="contentRectangle"/>
                    </Storyboard>
                </VisualState>
                <VisualState x:Name="Selected">
                    <Storyboard>
                        <ObjectAnimationUsingKeyFrames Storyboard.TargetName="SelectedText" 
                          Storyboard.TargetProperty="Visibility">
                            <DiscreteObjectKeyFrame KeyTime="0" Value="Visible"/>
                        </ObjectAnimationUsingKeyFrames>
                    </Storyboard>
                </VisualState>
                <VisualState x:Name="Hinting">
                    <Storyboard>
                        <SwipeHintThemeAnimation TargetName="contentRectangle"/>
                    </Storyboard>
                </VisualState>
            </VisualStateGroup>
        </VisualStateManager.VisualStateGroups>
        <Rectangle Width="100" Height="100" Fill="{TemplateBinding Background}"/>

        <Rectangle x:Name="contentRectangle"
                    Width="100" 
                    Height="100" 
                    Fill="{TemplateBinding Foreground}"/>
        <TextBlock x:Name="SelectedText" 
                    Text="Selected" 
                    Visibility="Collapsed" 
                    Foreground="White" 
                    FontSize="20" 
                    VerticalAlignment="Center" 
                    HorizontalAlignment="Center"/>
    </Grid>
</ControlTemplate>
public sealed class SwipeControl : Control
{
    GestureRecognizer _gestureRecognizer;
    bool _isPointerDown = false;
    bool _isSelected = false;
    bool _isCrossSliding = false;

    public SwipeControl()
    {
        this.DefaultStyleKey = typeof(SwipeControl);
        // Direct gesture recognizer to recognize hold and swipe gestures.
        _gestureRecognizer = new GestureRecognizer();
        _gestureRecognizer.GestureSettings = GestureSettings.Hold | 
                                             GestureSettings.HoldWithMouse | 
                                             GestureSettings.CrossSlide;

        _gestureRecognizer.Holding += GestureRecognizer_Holding;
        _gestureRecognizer.CrossSlideHorizontally = false; // Support vertical swiping.
        _gestureRecognizer.CrossSliding += GestureRecognizer_CrossSliding;            
    }

    protected override void OnPointerPressed(PointerRoutedEventArgs e)
    {
        base.OnPointerPressed(e);
        _isPointerDown = CapturePointer(e.Pointer);
        // Send input to GestureRecognizer for processing.
        _gestureRecognizer.ProcessDownEvent(e.GetCurrentPoint(this));

    }

    protected override void OnPointerReleased(PointerRoutedEventArgs e)
    {
        base.OnPointerReleased(e);
        // Send input to GestureRecognizer for processing.
        _gestureRecognizer.ProcessUpEvent(e.GetCurrentPoint(this));

        _isCrossSliding = false;

        // Go to Normal state when pointer is released.
        if (!_isSelected)
        {
            VisualStateManager.GoToState(this, "Normal", true);
        }
    }

    protected override void OnPointerMoved(PointerRoutedEventArgs e)
    {
        base.OnPointerMoved(e);
        if (_isPointerDown)
        {
            // Send input to GestureRecognizer for processing.
            _gestureRecognizer.ProcessMoveEvents(e.GetIntermediatePoints(this));
        }
    }

    void GestureRecognizer_Holding(GestureRecognizer sender, HoldingEventArgs args)
    {
        // Go to Hinting state if control is not already selected.
        if (!_isSelected)
        {
            VisualStateManager.GoToState(this, "Hinting", true);
        }
    }

    void GestureRecognizer_CrossSliding(GestureRecognizer sender, CrossSlidingEventArgs args)
    {
        // Prevent multiple state changes for the same swipe gesture.
        if (!_isCrossSliding)
        {
            _isCrossSliding = true;                

            // Toggle between Selected and Normal on swipe gesture.
            _isSelected = !_isSelected;
            if (_isSelected)
            {
                VisualStateManager.GoToState(this, "Selected", true);
            }
            else
            {
                VisualStateManager.GoToState(this, "Normal", true);
            }
        }
    }
}
// SwipeControl.h:
public ref class SwipeControl sealed : public Windows::UI::Xaml::Controls::Control
{
public:
    SwipeControl();

protected:
    virtual void OnPointerPressed(Windows::UI::Xaml::Input::PointerRoutedEventArgs^ e) override;
    virtual void OnPointerReleased(Windows::UI::Xaml::Input::PointerRoutedEventArgs^ e) override;
    virtual void OnPointerMoved(Windows::UI::Xaml::Input:: PointerRoutedEventArgs^ e) override;

private:
    Windows::UI::Input::GestureRecognizer^     m_gestureRecognizer;
    bool                                       m_isPointerDown;
    bool                                       m_isSelected;
    bool                                       m_isCrossSliding;

    void GestureRecognizer_Holding(Windows::UI::Input::GestureRecognizer^ sender,    
        Windows::UI::Input::HoldingEventArgs^ args);
    void GestureRecognizer_CrossSliding(Windows::UI::Input::GestureRecognizer^ sender, 
        Windows::UI::Input::CrossSlidingEventArgs^ args);
};

// SwipeControl.cpp:
SwipeControl::SwipeControl() : m_isCrossSliding(false), m_isPointerDown(false), m_isSelected(false)
{
    DefaultStyleKey = "DocsCPP.SwipeControl";

    m_gestureRecognizer = ref new GestureRecognizer();
    m_gestureRecognizer->GestureSettings = GestureSettings::Hold | 
                                              GestureSettings::HoldWithMouse | 
                                              GestureSettings::CrossSlide;

    m_gestureRecognizer->Holding::add(ref new TypedEventHandler<GestureRecognizer^, 
        HoldingEventArgs^>(this, &SwipeControl::GestureRecognizer_Holding));
    m_gestureRecognizer->CrossSlideHorizontally = false; // Support vertical swiping.
    m_gestureRecognizer->CrossSliding::add(ref new TypedEventHandler<GestureRecognizer^, 
        CrossSlidingEventArgs^>(this, &SwipeControl::GestureRecognizer_CrossSliding));
}


void SwipeControl::OnPointerPressed(PointerRoutedEventArgs^ e)
{
    m_isPointerDown = CapturePointer(e->Pointer);
    // Send input to GestureRecognizer for processing.
    m_gestureRecognizer->ProcessDownEvent(e->GetCurrentPoint(this));
}

void SwipeControl::OnPointerReleased(PointerRoutedEventArgs^ e)
{
    // Send input to GestureRecognizer for processing.
    m_gestureRecognizer->ProcessUpEvent(e->GetCurrentPoint(this));

    m_isCrossSliding = false;

    // Go to Normal state when pointer is released.
    if (!m_isSelected)
    {
        VisualStateManager::GoToState(this, "Normal", true);
    }
}

void SwipeControl::OnPointerMoved(PointerRoutedEventArgs^ e)
{
    if (m_isPointerDown)
    {
        // Send input to GestureRecognizer for processing.
        m_gestureRecognizer->ProcessMoveEvents(e->GetIntermediatePoints(this));
    }
}

void SwipeControl::GestureRecognizer_Holding(GestureRecognizer^ sender, HoldingEventArgs^ args)
{
    // Go to Hinting state if control is not already selected.
    if (!m_isSelected)
    {
        VisualStateManager::GoToState(this, "Hinting", true);
    }
}

void SwipeControl::GestureRecognizer_CrossSliding(GestureRecognizer^ sender, CrossSlidingEventArgs^ args)
{
    // Prevent multiple state changes for the same swipe gesture.
    if (!m_isCrossSliding)
    {
        m_isCrossSliding = true;                

        // Toggle between Selected and Normal on swipe gesture.
        m_isSelected = !m_isSelected;
        if (m_isSelected)
        {
            VisualStateManager::GoToState(this, "Selected", true);
        }
        else
        {
            VisualStateManager::GoToState(this, "Normal", true);
        }
    } 
}

Constructors summary

Initializes a new instance of the SwipeBackThemeAnimation class.

Properties summary

Gets or sets the distance by which the target is translated in the horizontal direction when the animation is active.

Identifies the FromHorizontalOffset dependency property.

Gets or sets the distance by which the target is translated in the vertical direction when the animation is active.

Identifies the FromHorizontalOffset dependency property.

Gets or sets the reference name of the control element being targeted.

Identifies the TargetName dependency property.

Constructors

  • SwipeBackThemeAnimation()
    SwipeBackThemeAnimation()
    SwipeBackThemeAnimation()
    SwipeBackThemeAnimation()

    Initializes a new instance of the SwipeBackThemeAnimation class.

    public SwipeBackThemeAnimation()public New()Public Sub New()public SwipeBackThemeAnimation()

Properties

  • FromHorizontalOffset
    FromHorizontalOffset
    FromHorizontalOffset
    FromHorizontalOffset

    Gets or sets the distance by which the target is translated in the horizontal direction when the animation is active.

    public double FromHorizontalOffset { get; set; }public double FromHorizontalOffset { get; set; }Public ReadWrite Property FromHorizontalOffset As doublepublic double FromHorizontalOffset { get; set; }
    <SwipeBackThemeAnimation FromHorizontalOffset="double" />
    

    Property Value

    • double
      double
      double

      The horizontal offset translation, in pixels.

  • FromHorizontalOffsetProperty
    FromHorizontalOffsetProperty
    FromHorizontalOffsetProperty
    FromHorizontalOffsetProperty

    Identifies the FromHorizontalOffset dependency property.

    public static DependencyProperty FromHorizontalOffsetProperty { get; }public static DependencyProperty FromHorizontalOffsetProperty { get; }Public Static ReadOnly Property FromHorizontalOffsetProperty As DependencyPropertypublic static DependencyProperty FromHorizontalOffsetProperty { get; }

    Property Value

  • FromVerticalOffset
    FromVerticalOffset
    FromVerticalOffset
    FromVerticalOffset

    Gets or sets the distance by which the target is translated in the vertical direction when the animation is active.

    public double FromVerticalOffset { get; set; }public double FromVerticalOffset { get; set; }Public ReadWrite Property FromVerticalOffset As doublepublic double FromVerticalOffset { get; set; }
    <SwipeBackThemeAnimation FromVerticalOffset="double" />
    

    Property Value

    • double
      double
      double

      The vertical offset translation, in pixels.

  • FromVerticalOffsetProperty
    FromVerticalOffsetProperty
    FromVerticalOffsetProperty
    FromVerticalOffsetProperty

    Identifies the FromHorizontalOffset dependency property.

    public static DependencyProperty FromVerticalOffsetProperty { get; }public static DependencyProperty FromVerticalOffsetProperty { get; }Public Static ReadOnly Property FromVerticalOffsetProperty As DependencyPropertypublic static DependencyProperty FromVerticalOffsetProperty { get; }

    Property Value

  • TargetName
    TargetName
    TargetName
    TargetName

    Gets or sets the reference name of the control element being targeted.

    public string TargetName { get; set; }public string TargetName { get; set; }Public ReadWrite Property TargetName As stringpublic string TargetName { get; set; }
    <SwipeBackThemeAnimation TargetName="nameString" />
    

    Property Value

    • string
      string
      string

      The reference name. This is typically the x:Name of the relevant element as declared in XAML.

  • TargetNameProperty
    TargetNameProperty
    TargetNameProperty
    TargetNameProperty

    Identifies the TargetName dependency property.

    public static DependencyProperty TargetNameProperty { get; }public static DependencyProperty TargetNameProperty { get; }Public Static ReadOnly Property TargetNameProperty As DependencyPropertypublic static DependencyProperty TargetNameProperty { get; }

    Property Value

Device family

Windows 10 (introduced v10.0.10240.0)

API contract

Windows.Foundation.UniversalApiContract (introduced v1)

Attributes

Windows.Foundation.Metadata.ActivatableAttribute
Windows.Foundation.Metadata.ContractVersionAttribute
Windows.Foundation.Metadata.MarshalingBehaviorAttribute
Windows.Foundation.Metadata.StaticAttribute
Windows.Foundation.Metadata.ThreadingAttribute
Windows.Foundation.Metadata.WebHostHiddenAttribute

Details

Assembly

Windows.UI.Xaml.Media.Animation.dll