ntwain/samples/Sample.WPF/MainWindow.xaml

<Window x:Class="Sample.WPF.MainWindow"
		xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
		xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml" 
        xmlns:modern="http://modernwpf"
        xmlns:proj="clr-namespace:Sample.WPF"
		Title="{Binding AppTitle}" 
        Height="600" Width="900" ResizeMode="CanResizeWithGrip"
        x:Name="theWindow"
        Style="{StaticResource AppWindow}">
    <Window.Resources>
        <proj:TwainVM x:Key="vm"></proj:TwainVM>
    </Window.Resources>
    <Window.DataContext>
        <StaticResource ResourceKey="vm"></StaticResource>
    </Window.DataContext>
    <Grid>
        <Grid.RowDefinitions>
            <RowDefinition Height="auto" />
            <RowDefinition Height="auto" />
            <RowDefinition Height="*" />
        </Grid.RowDefinitions>
        <Grid.ColumnDefinitions>
            <ColumnDefinition Width="auto" />
            <ColumnDefinition Width="auto" />
            <ColumnDefinition Width="auto" />
            <ColumnDefinition Width="*" />
        </Grid.ColumnDefinitions>

        <Label Content="Sources"></Label>
        <ListBox x:Name="SrcList" Grid.Row="1" Grid.RowSpan="2" Width="150"
                 ItemsSource="{Binding DataSources}"
                 SelectedItem="{Binding SelectedSource}"
                 Style="{StaticResource AppListBox}">
            <ListBox.ItemTemplate>
                <DataTemplate>
                    <StackPanel>
                        <TextBlock Text="{Binding Name}" TextWrapping="Wrap"></TextBlock>
                        <TextBlock Text="{Binding Version, StringFormat='Version {0}'}" TextWrapping="Wrap" Foreground="{DynamicResource ModernForeground2}"
                                   Margin="8 0 0 0"/>
                        <TextBlock Text="{Binding Protocol, StringFormat='TWAIN {0}'}" Foreground="{DynamicResource ModernForeground2}"
                                   Margin="8 0 0 0"/>
                    </StackPanel>
                </DataTemplate>
            </ListBox.ItemTemplate>
        </ListBox>

        <Label Content="Caps" Grid.Column="1"></Label>
        <TextBox Text="{Binding CapFilter, UpdateSourceTrigger=PropertyChanged}" DataContext="{Binding SelectedSource}"
                 Grid.Column="1" Grid.Row="1"
                 modern:TextBoxUI.WatermarkText="Find cap name"></TextBox>
        <ListBox x:Name="CapList" Grid.Row="2" Grid.Column="1" Width="150"
                 DataContext="{Binding SelectedSource}"
                 ItemsSource="{Binding Caps}"
                 SelectionChanged="CapList_SelectionChanged"
                 Style="{StaticResource AppListBox}">
            <ListBox.ItemTemplate>
                <DataTemplate>
                    <StackPanel>
                        <TextBlock Text="{Binding Name}" ></TextBlock>
                        <TextBlock Text="{Binding Supports}" TextWrapping="Wrap" Foreground="{DynamicResource ModernForeground2}"
                                   FontStyle="Italic"/>
                    </StackPanel>
                </DataTemplate>
            </ListBox.ItemTemplate>
        </ListBox>

        <Label Content="Cap values" Grid.Column="2"></Label>
        <ListBox x:Name="CapDetailList" Grid.Row="1" Grid.RowSpan="2" Grid.Column="2" MinWidth="100"
                 SelectionChanged="CapDetailList_SelectionChanged"
                 ScrollViewer.CanContentScroll="True" 
                 Style="{StaticResource AppListBox}">
            <ListBox.ItemTemplate>
                <DataTemplate>
                    <TextBlock Text="{Binding}"></TextBlock>
                </DataTemplate>
            </ListBox.ItemTemplate>
        </ListBox>

        <StackPanel Orientation="Horizontal" Grid.Column="3" >
            <Label Content="State:"></Label>
            <TextBlock Text="{Binding State}"></TextBlock>
            <Button Content="_Driver settings" Command="{Binding ShowDriverCommand}"></Button>
            <Button Content="_Start capture" Command="{Binding CaptureCommand}"></Button>
            <Slider Maximum="{Binding MaxThumbnailSize}" Minimum="{Binding MinThumbnailSize}" 
                    Value="{Binding ThumbnailSize}" Width="100" LargeChange="20" SmallChange="10"
                    VerticalAlignment="Center"
                    ToolTip="{Binding ThumbnailSize}"></Slider>
            <TextBlock Text="{Binding CapturedImages.Count, StringFormat='{}{0} pages'}"></TextBlock>
            <Button Content="_Clear pages" Command="{Binding ClearCommand}"></Button>
        </StackPanel>

        <ListBox Grid.Row="1" Grid.RowSpan="2" Grid.Column="3"
                 ItemsSource="{Binding CapturedImages}">
            <ListBox.ItemsPanel>
                <ItemsPanelTemplate>
                    <WrapPanel ScrollViewer.HorizontalScrollBarVisibility="Disabled"></WrapPanel>
                </ItemsPanelTemplate>
            </ListBox.ItemsPanel>
            <ListBox.ItemTemplate>
                <DataTemplate>
                    <Border Padding="4">
                        <Image Stretch="Uniform" 
                               RenderOptions.BitmapScalingMode="HighQuality"
                               Width="{Binding ElementName=theWindow, Path=DataContext.ThumbnailSize}"
                               Height="{Binding ElementName=theWindow, Path=DataContext.ThumbnailSize}"
                               Source="{Binding}"></Image>
                    </Border>
                </DataTemplate>
            </ListBox.ItemTemplate>
        </ListBox>
    </Grid>
</Window>