urho3d/Bin/Data/UI/EditorHierarchyWindow.xml

<element type="Window">
    <attribute name="Name" value="HierarchyWindow" />
    <attribute name="Is Movable" value="true" />
    <attribute name="Is Resizable" value="true" />
    <attribute name="Resize Border" value="6 6 6 6" />
    <attribute name="Layout Mode" value="Vertical" />
    <attribute name="Layout Spacing" value="4" />
    <attribute name="Layout Border" value="6 6 6 6" />
    <element>
        <attribute name="Min Size" value="0 16" />
        <attribute name="Max Size" value="2147483647 16" />
        <attribute name="Layout Mode" value="Horizontal" />
        <element type="Text">
            <attribute name="Text" value="Hierarchy" />
        </element>
        <element type="Button" style="CloseButton">
            <attribute name="Name" value="CloseButton" />
        </element>
    </element>
    <element type="BorderImage" style="EditorDivider" />
    <element>
        <attribute name="Min Size" value="0 17" />
        <attribute name="Max Size" value="2147483647 17" />
        <attribute name="Layout Mode" value="Horizontal" />
        <attribute name="Layout Spacing" value="4" />
        <element type="Button">
            <attribute name="Name" value="ExpandButton" />
            <attribute name="Min Size" value="70 17" />
            <attribute name="Max Size" value="70 17" />
            <attribute name="Layout Mode" value="Horizontal" />
            <attribute name="Layout Border" value="1 1 1 1" />
            <element type="Text">
                <attribute name="Text" value="Expand" />
                <attribute name="Text Alignment" value="Center" />
            </element>
        </element>
        <element type="Button">
            <attribute name="Name" value="CollapseButton" />
            <attribute name="Min Size" value="70 17" />
            <attribute name="Max Size" value="70 17" />
            <attribute name="Layout Mode" value="Horizontal" />
            <attribute name="Layout Border" value="1 1 1 1" />
            <element type="Text">
                <attribute name="Text" value="Collapse" />
                <attribute name="Text Alignment" value="Center" />
            </element>
        </element>
        <element type="CheckBox">
            <attribute name="Name" value="AllCheckBox" />
            <attribute name="Min Size" value="45 15" />
            <attribute name="Max Size" value="45 15" />
            <attribute name="Indent Spacing" value="30" />
            <attribute name="Indent" value="1" />
            <attribute name="Layout Mode" value="Horizontal" />
            <attribute name="Layout Border" value="5 1 1 1" />
            <element type="Text">
                <attribute name="Text" value="All" />
            </element>
        </element>
    </element>
    <element type="ListView" style="HierarchyListView">
        <attribute name="Name" value="HierarchyList" />
        <attribute name="Highlight Mode" value="Always" />
        <attribute name="Multiselect" value="true" />
    </element>
</element>