Enter and exit actions MouseEnter and MouseLeave, Unloaded

     

<Page xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
      xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
      HorizontalAlignment="Center" VerticalAlignment="Center">
   
    <Ellipse Fill="Green" Width="20" Height="100">
      <Ellipse.Triggers>
        <EventTrigger RoutedEvent="Ellipse.MouseEnter">
          <BeginStoryboard Name="enterAnim">
            <Storyboard>
              <DoubleAnimation By="400" Duration="0:0:4"
                  Storyboard.TargetProperty="Width" />
            </Storyboard>
          </BeginStoryboard>
        </EventTrigger>
        <EventTrigger RoutedEvent="Ellipse.MouseLeave">
          <BeginStoryboard HandoffBehavior="Compose" Name="leaveAnim">
            <Storyboard>
              <DoubleAnimation By="-400" Duration="0:0:4"
                  Storyboard.TargetProperty="Width" />
            </Storyboard>
          </BeginStoryboard>
        </EventTrigger>
        <EventTrigger RoutedEvent="Ellipse.Unloaded">
          <RemoveStoryboard BeginStoryboardName="enterAnim" />
          <RemoveStoryboard BeginStoryboardName="leaveAnim" />
        </EventTrigger>
      </Ellipse.Triggers>
    </Ellipse>

</Page>

1.	Use EventTrigger elements to animate the MouseEnter and OnMouseLeave events of a Rectangle.
2.	Multi Trigger: Pressed, Mouse over
3.	Triggers: Control.IsFocused, Control.IsMouseOver, Button.IsPressed
4.	Apply Multiple Triggers to the Same Element
5.	Focused Trigger
6.	Evaluate Multiple Properties for the Same Trigger
7.	Window Load as Animation Trigger
8.	Using a Trigger to modify the appearance of Button elements
9.	Using a Trigger to modify the appearance of a single Button
10.	Declaring a local Trigger
11.	Using a Trigger to modify the appearance of any Control
12.	Using a Trigger to modify multiple attributes of a Button
13.	Simple XAML Animation in EventTrigger
14.	Use DataTriggerand MultiDataTrigger.

Enter and exit actions MouseEnter and MouseLeave, Unloaded : EventTrigger « Windows Presentation Foundation « VB.Net

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