Avalonia/samples/ControlCatalog/Pages/ClipboardPage.xaml

<UserControl x:Class="ControlCatalog.Pages.ClipboardPage"
             xmlns="https://github.com/avaloniaui"
             xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml">
  <StackPanel Orientation="Vertical" Spacing="4">
    <TextBlock Classes="h2">Example of ClipboardPage capabilities</TextBlock>

    <Button Click="CopyText" Content="Copy text to clipboard" />
    <Button Click="PasteText" Content="Paste text from clipboard" />
    <Button Click="CopyTextDataObject" Content="Copy text to clipboard (data object)" />
    <Button Click="PasteTextDataObject" Content="Paste text from clipboard (data object)" />

    <Button Click="CopyFilesDataObject" Content="Copy files to clipboard (data object)" />
    <Button Click="PasteFilesDataObject" Content="Paste files from clipboard (data object)" />

    <Button Click="GetFormats" Content="Get clipboard formats" />
    <Button Click="Clear" Content="Clear clipboard" />

    <TextBox x:Name="ClipboardContent"
             MinHeight="100"
             AcceptsReturn="True"
             Watermark="Text to copy of file names per line" />
  </StackPanel>
</UserControl>