bo/Workbench/QMonitor/qmonlib.ui/Views/Monitor/MonitorView.axaml

<UserControl xmlns="https://github.com/avaloniaui"
             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"
             mc:Ignorable="d" d:DesignWidth="800" d:DesignHeight="450"
             x:Class="qmonlib.ui.Views.Monitor.MonitorView">
  <Panel>
      <Border BorderBrush="Black" 
              BorderThickness="1" 
              CornerRadius="4" 
              Padding="4"
              Background="Aquamarine">
          <Grid ShowGridLines="True">
              <Grid.ColumnDefinitions>
                  <ColumnDefinition Width="*"/>
              </Grid.ColumnDefinitions>
              <Grid.RowDefinitions>
                  <RowDefinition Height="16"/>
                  <RowDefinition Height="32"/>
                  <RowDefinition Height="*"/>
                  <RowDefinition Height="16"/>
              </Grid.RowDefinitions>
              <TextBlock Text="Caption" Grid.Column="0" Grid.Row="0"/>
              <TextBlock Text="Control panel" Grid.Column="0" Grid.Row="1"/>
              <TextBlock Text="Content" Grid.Column="0" Grid.Row="2"/>
              <TextBlock Text="Status" Grid.Column="0" Grid.Row="3"/>
          </Grid>

      </Border>
  </Panel>
</UserControl>