GoldPurchasePromptControl.xaml

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<UserControl
    x:Class="PhotoSharingApp.Universal.Controls.GoldPurchasePromptControl"
    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
    xmlns:local="using:PhotoSharingApp.Universal.Controls"
    xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
    xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
    xmlns:stateTriggers="using:PhotoSharingApp.Universal.StateTriggers"
    mc:Ignorable="d"
    d:DesignHeight="200"
    d:DesignWidth="400">

    <Grid>
        <Border Margin="20" Background="{ThemeResource SystemControlBackgroundChromeMediumLowBrush}" Padding="20">
            <RelativePanel>
                <StackPanel Orientation="Horizontal" x:Name="stackPanel">
                    <TextBlock x:Uid="GoldPurchasePrompt_Balance" Text="Gold Balance: " x:Name="balanceText" VerticalAlignment="Center" />
                    <local:GoldButton Content="{Binding CurrentUser.GoldBalance}" x:Name="goldButton" Margin="12,0,0,0" IsTabStop="False"/>
                </StackPanel>
                <Button Command="{Binding BuyGoldCommand}" x:Uid="GoldPurchasePrompt_BuyGold" x:Name="buyGoldButton" Content="Buy Gold!"/>
            </RelativePanel>
        </Border>

        <VisualStateManager.VisualStateGroups>
            <VisualStateGroup>
                <VisualState>
                    <VisualState.StateTriggers>
                        <AdaptiveTrigger MinWindowWidth="0" />
                    </VisualState.StateTriggers>
                    <VisualState.Setters>
                        <Setter Target="buyGoldButton.(RelativePanel.Below)" Value="stackPanel" />
                        <Setter Target="buyGoldButton.Margin" Value="0,6,0,0" />
                    </VisualState.Setters>
                </VisualState>
                <VisualState>
                    <VisualState.StateTriggers>
                        <AdaptiveTrigger MinWindowWidth="700" />
                    </VisualState.StateTriggers>
                    <VisualState.Setters>
                        <Setter Target="buyGoldButton.(RelativePanel.RightOf)" Value="stackPanel" />
                        <Setter Target="buyGoldButton.(RelativePanel.AlignVerticalCenterWith)" Value="stackPanel" />
                        <Setter Target="buyGoldButton.Margin" Value="12,0,0,0" />
                    </VisualState.Setters>
                </VisualState>
            </VisualStateGroup>
        </VisualStateManager.VisualStateGroups>
    </Grid>
</UserControl>