downkyicore/DownKyi/Views/Dialogs/NewVersionAvailableDialog.axaml

<UserControl xmlns="https://github.com/avaloniaui"
             xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
             Width="400"
             Height="360"
             xmlns:prism="http://prismlibrary.com/"
             prism:ViewModelLocator.AutoWireViewModel="True"
             xmlns:vmd="clr-namespace:DownKyi.ViewModels.Dialogs"
             x:DataType="vmd:NewVersionAvailableDialogViewModel"
             x:Class="DownKyi.Views.Dialogs.NewVersionAvailableDialog">
    <Border BorderBrush="{DynamicResource BrushWindowBorder}" BorderThickness="1,1,0.6,0.6">
        <Grid RowDefinitions="40,*">
            <Grid
                Grid.Row="0"
                Background="{DynamicResource BrushBackgroundGreyTranslucent3}"
                KeyboardNavigation.TabNavigation="None" ColumnDefinitions="*,100,*,50">
                <TextBlock
                    Text="{DynamicResource NewVersionTitle}"
                    FontSize="15"
                    VerticalAlignment="Center"
                    Grid.Column="1"
                    HorizontalAlignment="Right"
                    Grid.Row="0" />
                <Button
                    Grid.Column="4"
                    Command="{Binding CloseCommand}"
                    Theme="{StaticResource ImageBtnStyle}">
                    <Path
                        Width="{Binding CloseIcon.Width}"
                        Height="{Binding CloseIcon.Height}"
                        Data="{Binding CloseIcon.Data}"
                        Fill="{Binding CloseIcon.Fill}"
                        Stretch="UniformToFill" />
                </Button>
            </Grid>

            <Grid Grid.Row="1" RowDefinitions="4*,*,15">
                <ScrollViewer
                    Grid.Row="0"
                    VerticalScrollBarVisibility="Auto">
                    <ItemsControl ItemsSource="{Binding Messages}">
                        <ItemsControl.ItemTemplate>
                            <DataTemplate>
                                <TextBlock Margin="15,5,0,0" TextWrapping="Wrap">
                                    <TextBlock.Inlines>
                                        <Run Text="{Binding Text}"

                                             FontWeight="{Binding FontWeight}"
                                             FontSize="{Binding FontSize}" />
                                    </TextBlock.Inlines>
                                </TextBlock>
                            </DataTemplate>
                        </ItemsControl.ItemTemplate>
                    </ItemsControl>
                </ScrollViewer>
                <Button
                    Grid.Row="1"
                    Width="90"
                    HorizontalAlignment="Center"
                    VerticalAlignment="Bottom"
                    Command="{Binding AllowCommand}"
                    Content="{DynamicResource ActionUpdate}"
                    FontSize="12"
                    Theme="{StaticResource BtnStyle}" />
            </Grid>
        </Grid>
    </Border>
</UserControl>