VerticalTwoPaneStrategy
Returns a TwoPaneStrategy that will place the slots horizontally.
The gap will be placed at the given splitFraction from top, with the given gapHeight.
fun VerticalTwoPaneStrategy(splitOffset: Dp, offsetFromTop: Boolean = true, gapHeight: Dp = 0.dp): TwoPaneStrategy
Returns a TwoPaneStrategy that will place the slots horizontally.
The gap will be placed at splitOffset either from the top or bottom based on offsetFromTop, with the given gapHeight.