civ14/Content.Client/SprayPainter/UI/SprayPainterWindow.xaml

<DefaultWindow xmlns="https://spacestation14.io"
               MinSize="500 300"
               SetSize="500 500"
               Title="{Loc 'spray-painter-window-title'}">
    <BoxContainer Orientation="Horizontal"
                  HorizontalExpand="True"
                  VerticalExpand="True"
                  SeparationOverride="4"
                  MinWidth="450">
        <BoxContainer Orientation="Vertical"
                      HorizontalExpand="True"
                      VerticalExpand="True"
                      SeparationOverride="4"
                      MinWidth="200">
            <Label Name="SelectedSpriteLabel"
                   Text="{Loc 'spray-painter-selected-style'}">
            </Label>
            <ItemList Name="SpriteList"
                      SizeFlagsStretchRatio="8"
                      VerticalExpand="True"/>
        </BoxContainer>
        <BoxContainer Orientation="Vertical"
                      HorizontalExpand="True"
                      VerticalExpand="True"
                      SeparationOverride="4"
                      MinWidth="200">
            <Label Name="SelectedColorLabel"
                   Text="{Loc 'spray-painter-selected-color'}"/>
            <ItemList Name="ColorList"
                      SizeFlagsStretchRatio="8"
                      VerticalExpand="True"/>
        </BoxContainer>
    </BoxContainer>
</DefaultWindow>