emby-toolbox/EmbyToolbox/Views/MergeView.xaml

<UserControl x:Class="EmbyToolbox.Views.MergeView"
             xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
             xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
             xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
             xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
             xmlns:converters="clr-namespace:EmbyToolbox.Converters"
             xmlns:behaviors="clr-namespace:EmbyToolbox.Behaviors"
             mc:Ignorable="d"
             d:DesignWidth="900"
             d:DesignHeight="600">
  <UserControl.Resources>
    <converters:BooleanToVisibilityConverter x:Key="BoolToVis" />
  </UserControl.Resources>
  <Border BorderBrush="{DynamicResource Ui.Brush.BorderSubtle}"
          BorderThickness="1"
          Background="{DynamicResource Ui.Brush.Surface}"
          Padding="8">
    <Grid Grid.IsSharedSizeScope="True">
      <Grid.RowDefinitions>
        <RowDefinition Height="*" />
        <RowDefinition Height="Auto" />
        <RowDefinition Height="Auto" />
        <RowDefinition Height="Auto" />
      </Grid.RowDefinitions>

      <Grid Grid.Row="0">
        <Grid.ColumnDefinitions>
          <ColumnDefinition Width="*" />
          <ColumnDefinition Width="Auto" />
        </Grid.ColumnDefinitions>

        <Grid Grid.Column="0"
              Background="Transparent"
              behaviors:MergeDropTargetBehavior.IsEnabled="True">
          <DataGrid x:Name="FilesGrid"
                  ItemsSource="{Binding Files}"
                  SelectedItem="{Binding SelectedItem, Mode=TwoWay}"
                  SelectionMode="Extended"
                  SelectionUnit="FullRow"
                  EnableRowVirtualization="True"
                  EnableColumnVirtualization="True"
                  VirtualizingPanel.IsVirtualizing="True"
                  VirtualizingPanel.VirtualizationMode="Recycling"
                  SelectionChanged="FilesGrid_OnSelectionChanged"
                  PreviewKeyDown="FilesGrid_OnPreviewKeyDown"
                  AutoGenerateColumns="False"
                  CanUserAddRows="False"
                  CanUserDeleteRows="False"
                  Style="{StaticResource UiDataGrid}"
                  RowStyle="{StaticResource UiDataGridRow}"
                  ColumnHeaderStyle="{StaticResource UiDataGridColumnHeader}"
                  CellStyle="{StaticResource UiDataGridCell}"
                  ScrollViewer.HorizontalScrollBarVisibility="Auto"
                  ScrollViewer.VerticalScrollBarVisibility="Auto">
          <DataGrid.Columns>
            <DataGridTextColumn Header="№" Binding="{Binding Number, Mode=OneWay}" IsReadOnly="True" Width="50" />
            <DataGridTemplateColumn Header="Файл" Width="3*" MinWidth="200">
              <DataGridTemplateColumn.CellTemplate>
                <DataTemplate>
                  <TextBlock Text="{Binding FullPath}"
                             TextTrimming="CharacterEllipsis"
                             TextWrapping="NoWrap"
                             ToolTip="{Binding FullPath}" />
                </DataTemplate>
              </DataGridTemplateColumn.CellTemplate>
            </DataGridTemplateColumn>
            <DataGridTextColumn Header="Размер, МБ" Binding="{Binding SizeMb, Mode=OneWay}" IsReadOnly="True" Width="90" />
            <DataGridTextColumn Header="Имя части" Binding="{Binding PartName, Mode=TwoWay, UpdateSourceTrigger=PropertyChanged}" Width="2*" MinWidth="200" />
          </DataGrid.Columns>
          </DataGrid>
          <Border IsHitTestVisible="False">
            <Border.Style>
              <Style TargetType="Border">
                <Setter Property="Background" Value="Transparent" />
                <Setter Property="Visibility" Value="Collapsed" />
                <Style.Triggers>
                  <DataTrigger Binding="{Binding IsMergeDropHighlight}" Value="True">
                    <Setter Property="Background" Value="{DynamicResource Ui.Brush.MergeDropOverlay}" />
                    <Setter Property="Visibility" Value="Visible" />
                  </DataTrigger>
                </Style.Triggers>
              </Style>
            </Border.Style>
          </Border>
        </Grid>

        <StackPanel Grid.Column="1" Margin="8,0,0,0">
          <Button MinWidth="150"
                  Margin="0,0,0,8"
                  Style="{StaticResource UiButtonSecondary}"
                  Command="{Binding SelectVideoFilesCommand}"
                  Content="Добавить файлы" />
          <Button MinWidth="150" Margin="0,0,0,8" Style="{StaticResource UiButtonSecondary}" Command="{Binding MoveUpCommand}" Content="Вверх" />
          <Button MinWidth="150" Margin="0,0,0,8" Style="{StaticResource UiButtonSecondary}" Command="{Binding MoveDownCommand}" Content="Вниз" />
          <Button MinWidth="150" Margin="0,0,0,8" Style="{StaticResource UiButtonSecondary}" Command="{Binding RefreshCommand}" Content="Обновить" />
          <Button MinWidth="150" Margin="0,0,0,8" Style="{StaticResource UiButtonGhost}" Command="{Binding ClearListCommand}" Content="Очистить список" />
          <Button MinWidth="150"
                  Style="{StaticResource UiButtonDanger}"
                  Command="{Binding RemoveFromListCommand}">
            <StackPanel Orientation="Horizontal" VerticalAlignment="Center">
              <TextBlock Style="{StaticResource UiMdlGlyphButton}" Text="&#xE74D;" />
              <TextBlock VerticalAlignment="Center" Text="Удалить из списка" />
            </StackPanel>
          </Button>
        </StackPanel>
      </Grid>

      <StackPanel Grid.Row="1"
                  Margin="0,10,0,0"
                  Orientation="Vertical"
                  VerticalAlignment="Center">
        <TextBlock Text="{Binding ValidationMessage, Mode=OneWay}"
                   Foreground="{DynamicResource Ui.Brush.ErrorText}"
                   Margin="0,0,0,6"
                   TextWrapping="Wrap">
          <TextBlock.Style>
            <Style TargetType="TextBlock">
              <Setter Property="Visibility" Value="Collapsed" />
              <Style.Triggers>
                <DataTrigger Binding="{Binding HasValidationMessage, Mode=OneWay}" Value="True">
                  <Setter Property="Visibility" Value="Visible" />
                </DataTrigger>
              </Style.Triggers>
            </Style>
          </TextBlock.Style>
        </TextBlock>
      </StackPanel>

      <Grid Grid.Row="2"
            Margin="0,10,0,8">
        <Grid.ColumnDefinitions>
          <ColumnDefinition Width="Auto" SharedSizeGroup="MergeFormLabelCol" />
          <ColumnDefinition Width="8" />
          <ColumnDefinition Width="*" MinWidth="160" />
          <ColumnDefinition Width="8" />
          <ColumnDefinition Width="Auto" SharedSizeGroup="MergeIconBtnCol" />
        </Grid.ColumnDefinitions>
        <TextBlock Grid.Column="0"
                   Style="{StaticResource UiTextCaption}"
                   VerticalAlignment="Center"
                   Text="Итоговый файл:" />
        <TextBox Grid.Column="2"
                 VerticalAlignment="Center"
                 Style="{StaticResource UiPathField}"
                 Text="{Binding MergedOutputPath, Mode=TwoWay, UpdateSourceTrigger=PropertyChanged}"
                 ToolTip="{Binding MergedOutputPath}" />
        <Button Grid.Column="4"
                Style="{StaticResource UiButtonIconOnlySecondary}"
                Command="{Binding SelectOutputFileCommand}"
                ToolTipService.ShowDuration="60000"
                ToolTip="Выбор итогового файла">
          <TextBlock Style="{StaticResource UiMdlGlyphIconOnlyMuted}" Text="&#xE712;" />
        </Button>
      </Grid>

      <Grid Grid.Row="3"
            Margin="0,0,0,0">
        <Grid.ColumnDefinitions>
          <ColumnDefinition Width="*" />
          <ColumnDefinition Width="Auto" />
        </Grid.ColumnDefinitions>
        <StackPanel Grid.Column="1"
                    Orientation="Horizontal"
                    HorizontalAlignment="Right">
          <Button MinWidth="138"
                  Margin="0,0,8,0"
                  Style="{StaticResource UiButtonPrimary}"
                  Command="{Binding MergeCommand}">
            <StackPanel Orientation="Horizontal" VerticalAlignment="Center">
              <TextBlock Style="{StaticResource UiMdlGlyphOnPrimary}" Text="&#xEA3C;" />
              <TextBlock VerticalAlignment="Center" Text="Объединить" />
            </StackPanel>
          </Button>
          <Button MinWidth="118"
                  Margin="0,0,8,0"
                  Style="{StaticResource UiButtonSecondary}"
                  Command="{Binding CancelOrClearCommand}"
                  Visibility="{Binding IsRunning, Converter={StaticResource BoolToVis}}">
            <StackPanel Orientation="Horizontal" VerticalAlignment="Center">
              <TextBlock Style="{StaticResource UiMdlGlyphButton}" Text="&#xE711;" />
              <TextBlock VerticalAlignment="Center" Text="Отмена" />
            </StackPanel>
          </Button>
          <Button MinWidth="118"
                  Style="{StaticResource UiButtonGhost}"
                  Command="{Binding CancelOrClearCommand}"
                  Visibility="{Binding IsRunning, Converter={StaticResource BoolToVis}, ConverterParameter=Invert}">
            <StackPanel Orientation="Horizontal" VerticalAlignment="Center">
              <TextBlock Style="{StaticResource UiMdlGlyphButton}" Text="&#xE894;" />
              <TextBlock VerticalAlignment="Center" Text="Очистить" />
            </StackPanel>
          </Button>
        </StackPanel>
      </Grid>
    </Grid>
  </Border>
</UserControl>