OptionalattrsOptionalclsAdditional CSS classes.
Panels to lay out, a sizer is inserted between each of them.
OptionaldisabledComponent is initialy disabled.
Optionaldom_DOM event listeners.
OptionalexistingExisting DOM element to wrap.
OptionalflexEnables flex layout (boolean) or sets flex-grow (number).
OptionalheightHeight (px or string like "50%").
OptionalhiddenComponent is initialy hidden.
OptionalidElement ID.
OptionalnsNamespace for SVG/MathML elements.
OptionalstretchOptionalstyleInline CSS styles.
OptionaltagOptional HTML tag to use for the box.
OptionaltooltipTooltip text.
OptionalwidthWidth (px or string like "50%" or "3em").
HTML attributes.