Animate WPF Datatemplate when item added to Listbox?

Question

In my project I have a WPF Listbox bound to an ObservableCollection. Every time I add a new item to the Collection the same item is added to the Listbox automaticly. To disp

Answer 1

I think an event trigger for the FrameworkElement.Loaded routed event could work. For example:

<DataTemplate DataType="{x:Type l:Foo}">
    <Button x:Name="Button" Content="{Binding Path=Bar}">
        <Button.Background>
            <SolidColorBrush x:Name="ButtonBrush" Color="Tan" />
        </Button.Background>
    </Button>
    <DataTemplate.Triggers>
        <EventTrigger RoutedEvent="FrameworkElement.Loaded" SourceName="Button">
            <BeginStoryboard>
                <Storyboard>
                    <ColorAnimation Storyboard.TargetName="ButtonBrush" Storyboard.TargetProperty="Color" To="Red" />
                </Storyboard>
            </BeginStoryboard>
        </EventTrigger>
    </DataTemplate.Triggers>
</DataTemplate>