rememberTopAppBarState

fun rememberTopAppBarState(initialOffsetLimit: Float = -Float.MAX_VALUE, initialOffset: Float = 0.0f, initialContentOffset: Float = 0.0f): TopAppBarState

Creates a TopAppBarState that is remembered across compositions.

Changes to the provided initial values will not result in the state being recreated or changed in any way if it has already been created.

Parameters

initialOffsetLimit

the initial value for TopAppBarState.offsetLimit, which represents the offset that a top app bar is allowed to scroll when the scrollable content is scrolled

initialOffset

the initial value for TopAppBarState.offset. The initial offset should be between zero and initialOffsetLimit.

initialContentOffset

the initial value for TopAppBarState.contentOffset