<vbox>
    <hbox>
        <button text="Button" />
        <button text="Button" />
        <button text="Button" />
        <button text="Button" />
    </hbox>
    <hbox>
        <checkbox text="Check 1" />
        <checkbox text="Check 2" />
        <checkbox text="Check 3" />
    </hbox>
    <hbox>
        <optionbox text="Option 1" />
        <optionbox text="Option 2" />
        <optionbox text="Option 3" />
    </hbox>
    <textfield text="Text field" width="100%" />
    <button text="Button" />
    <button text="Button - longer text" />
    <button text="Button" />
    <hbox>
        <button text="Button" />
        <button text="Button" />
        <button text="Button" />
        <button text="Button" />
    </hbox>
    <grid columns="2">
        <button text="Button" />
        <button text="Button" />
        <button text="Button" />
        <button text="Button" />
    </grid>
</vbox>