Catalog/CatalogLite/MainWindow.axaml

<Window xmlns="https://github.com/avaloniaui"
        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
        xmlns:iconPacks="https://github.com/MahApps/IconPacks.Avalonia"
        x:Class="CatalogLite.MainWindow"
        x:CompileBindings="False"
        Title="Catalog Lite"
        Width="740"
        Height="560"
        MinWidth="640"
        MinHeight="500">
    <Grid Margin="16" RowDefinitions="Auto,Auto,*,Auto" RowSpacing="12">
        <Grid ColumnDefinitions="150,*,104,72" ColumnSpacing="10">
            <TextBlock Text="Sorgente" VerticalAlignment="Center" FontWeight="SemiBold" />
            <TextBox Grid.Column="1" Text="{Binding SourcePath, Mode=TwoWay}" Watermark="Cartella sorgente" />
            <Button Grid.Column="2" Command="{Binding SelectSourceFolderCommand}" ToolTip.Tip="Seleziona cartella sorgente">
                <StackPanel Orientation="Horizontal" HorizontalAlignment="Center" Spacing="7">
                    <iconPacks:PackIconMaterial Kind="FolderOpenOutline" Width="16" Height="16" />
                    <TextBlock Text="Scegli" />
                </StackPanel>
            </Button>
            <Button Grid.Column="3" Click="OpenSourcePath_Click" ToolTip.Tip="Apri cartella sorgente in Esplora file">
                <StackPanel Orientation="Horizontal" HorizontalAlignment="Center" Spacing="6">
                    <iconPacks:PackIconMaterial Kind="Folder" Width="16" Height="16" />
                    <TextBlock Text="Apri" />
                </StackPanel>
            </Button>
        </Grid>

        <Grid Grid.Row="1" ColumnDefinitions="150,*,104,72" ColumnSpacing="10">
            <TextBlock Text="Destinazione" VerticalAlignment="Center" FontWeight="SemiBold" />
            <TextBox Grid.Column="1" Text="{Binding DestinationPath, Mode=TwoWay}" Watermark="Cartella destinazione" />
            <Button Grid.Column="2" Command="{Binding SelectDestinationFolderCommand}" ToolTip.Tip="Seleziona cartella destinazione">
                <StackPanel Orientation="Horizontal" HorizontalAlignment="Center" Spacing="7">
                    <iconPacks:PackIconMaterial Kind="FolderOpenOutline" Width="16" Height="16" />
                    <TextBlock Text="Scegli" />
                </StackPanel>
            </Button>
            <Button Grid.Column="3" Click="OpenDestinationPath_Click" ToolTip.Tip="Apri cartella destinazione in Esplora file">
                <StackPanel Orientation="Horizontal" HorizontalAlignment="Center" Spacing="6">
                    <iconPacks:PackIconMaterial Kind="Folder" Width="16" Height="16" />
                    <TextBlock Text="Apri" />
                </StackPanel>
            </Button>
        </Grid>

        <Border Grid.Row="2"
                Background="{DynamicResource PanelBackgroundBrush}"
                BorderBrush="{DynamicResource BorderMutedBrush}"
                BorderThickness="1"
                Padding="14">
            <Grid RowDefinitions="Auto,Auto" RowSpacing="10">
                <Grid ColumnDefinitions="150,*" ColumnSpacing="10">
                    <TextBlock Text="Testo orizzontale" VerticalAlignment="Center" FontWeight="SemiBold" />
                    <TextBox Grid.Column="1"
                             Text="{Binding HorizontalText, Mode=TwoWay}"
                             Watermark="Testo applicato alle foto orizzontali" />
                </Grid>
                <Grid Grid.Row="1" ColumnDefinitions="150,*" ColumnSpacing="10">
                    <TextBlock Text="Testo verticale" VerticalAlignment="Top" Margin="0,8,0,0" FontWeight="SemiBold" />
                    <TextBox Grid.Column="1"
                             Text="{Binding VerticalText, Mode=TwoWay}"
                             AcceptsReturn="True"
                             TextWrapping="Wrap"
                             MinHeight="96"
                             VerticalContentAlignment="Top"
                             Watermark="Testo multilinea per foto verticali" />
                </Grid>
            </Grid>
        </Border>

        <Border Grid.Row="3"
                Background="{DynamicResource PanelBackgroundBrush}"
                BorderBrush="{DynamicResource BorderMutedBrush}"
                BorderThickness="1"
                Padding="14">
            <Grid RowDefinitions="Auto,Auto,Auto,Auto" RowSpacing="8">
                <TextBlock Text="{Binding ProcessingStatus}" TextWrapping="Wrap" />
                <ProgressBar Grid.Row="1"
                             Minimum="0"
                             Maximum="{Binding ProgressBarMaximum}"
                             Value="{Binding ProgressBarValue}" />
                <StackPanel Grid.Row="2" Orientation="Horizontal" Spacing="6">
                    <TextBlock Text="Elaborate" FontWeight="SemiBold" />
                    <TextBlock Text="{Binding ProcessedImagesCount}" />
                    <TextBlock Text="/" />
                    <TextBlock Text="{Binding TotalImagesCount}" />
                </StackPanel>
                <TextBlock Grid.Row="3" Text="{Binding SpeedCounter}" TextWrapping="Wrap" Opacity="0.78" />
            </Grid>
        </Border>

        <StackPanel Grid.Row="4" Orientation="Horizontal" HorizontalAlignment="Right" Spacing="10">
            <Button Command="{Binding StartProcessingCommand}" MinWidth="112" ToolTip.Tip="Avvia elaborazione">
                <StackPanel Orientation="Horizontal" HorizontalAlignment="Center" Spacing="7">
                    <iconPacks:PackIconMaterial Kind="PlayCircleOutline" Width="16" Height="16" Foreground="{DynamicResource AccentBrush}" />
                    <TextBlock Text="Avvia" />
                </StackPanel>
            </Button>
            <Button Command="{Binding StopProcessingCommand}" MinWidth="112" ToolTip.Tip="Ferma elaborazione">
                <StackPanel Orientation="Horizontal" HorizontalAlignment="Center" Spacing="7">
                    <iconPacks:PackIconMaterial Kind="StopCircleOutline" Width="16" Height="16" Foreground="#B3261E" />
                    <TextBlock Text="Stop" />
                </StackPanel>
            </Button>
        </StackPanel>
    </Grid>
</Window>