<Window x:Class="LayoutPanels.ModularContent"
    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
    Title="ModularContent" Height="362" Width="516"    
    >
  <ScrollViewer>
  <StackPanel>
  <WrapPanel Background="LightSteelBlue" Name="pnlList">
    <CheckBox Margin="5" IsChecked="True">Panel1</CheckBox>
    <CheckBox Margin="5" IsChecked="True">Panel2</CheckBox>
    <CheckBox Margin="5" IsChecked="True">Panel3</CheckBox>
    <CheckBox Margin="5" IsChecked="True">Panel4</CheckBox>
  </WrapPanel>
    
  <WrapPanel>
    <StackPanel Name="Panel1" >
    <Border Padding="5" BorderBrush="Yellow" BorderThickness="2">
      <UniformGrid Rows="2" Columns="2">
        <Button Margin="10" Padding="10">1</Button>
        <Button Margin="10" Padding="10">2</Button>
        <Button Margin="10" Padding="10">3</Button>
        <Button Margin="10" Padding="10">4</Button>
      </UniformGrid>
    </Border>
    </StackPanel>
    
    <StackPanel Name="Panel2">
      <Border Padding="15" BorderBrush="Yellow" BorderThickness="2">
      <TabControl>
        <TabItem Header="Page1">
          <Button Padding="100,50,100,50">Tabs</Button>
        </TabItem>
        <TabItem Header="Page2">          
        </TabItem>        
      </TabControl>
      </Border>
    </StackPanel>

    <StackPanel Name="Panel3">
      <Border Padding="15" BorderBrush="Yellow" BorderThickness="2">
        <StackPanel>
          <TextBox MinLines="5" MaxWidth="150" TextWrapping="Wrap">This is a test of a text box that contains wrapped text.</TextBox>
          <StackPanel Orientation="Horizontal">
            <Button>OK</Button>
            <Button>Cancel</Button>
          </StackPanel>
        </StackPanel>
      </Border>
    </StackPanel>

    <StackPanel Name="Panel4">
      <Border Padding="15" BorderBrush="Yellow" BorderThickness="2">
        <UniformGrid Rows="2" Columns="2">
          <Button Margin="10" Padding="10">1</Button>
          <Button Margin="10" Padding="10">2</Button>
          <Button Margin="10" Padding="10">3</Button>
          <Button Margin="10" Padding="10">4</Button>
        </UniformGrid>
      </Border>
    </StackPanel>
  </WrapPanel>
    
  </StackPanel>
  </ScrollViewer>
</Window>
