RobustToolbox/Robust.Client/UserInterface/DevWindow/DevWindowTabTextures.xaml

<Control xmlns="https://spacestation14.io"
         xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
         x:Class="Robust.Client.UserInterface.DevWindowTabTextures">
    <SplitContainer Orientation="Horizontal">
        <!-- Left pane: list of textures -->
        <BoxContainer Orientation="Vertical" MinWidth="200">
            <Button Name="ReloadButton" Text="{Loc 'dev-window-tab-textures-reload'}" />
            <LineEdit Name="SearchBar" PlaceHolder="{Loc 'dev-window-tab-textures-filter'}" />

            <ScrollContainer HScrollEnabled="False" VerticalExpand="True">
                <BoxContainer Name="TextureList" Orientation="Vertical" />
            </ScrollContainer>

            <Label Name="SummaryLabel" Margin="4" />
        </BoxContainer>

        <!-- Right pane: show the selected texture info -->
        <Control MinWidth="400">
            <BoxContainer Orientation="Vertical">
                <TextureRect Name="SelectedTextureDisplay" VerticalExpand="True" CanShrink="True"
                             Stretch="KeepAspectCentered" />
                <Label Name="SelectedTextureInfo" />
            </BoxContainer>
        </Control>
    </SplitContainer>
</Control>