view setting theme invalid

[yanhaoSeven]

help:
`
implementation("com.louiscad.splitties:splitties-views-dsl:3.0.0")
implementation("com.louiscad.splitties:splitties-views-dsl-coordinatorlayout:3.0.0")
implementation("com.louiscad.splitties:splitties-views-dsl-material:3.0.0")

<style name="ThemeOverlay.MyTheme.AppBarLayout.NoElevated"> < item name="android:background">@color/transparent< /item> < item name="android:stateListAnimator">@null< /item> < item name="android:elevation">0dp< /item> </style>

val appBarLayout = appBarLayout(R.id.appbar_layout_main_host_fragment, theme = R.style.ThemeOverlay_MyTheme_AppBarLayout_NoElevated) {
add(collapsingToolbarLayout, defaultLParams(
matchParent,
wrapContent,
SCROLL_FLAG_SCROLL or SCROLL_FLAG_ENTER_ALWAYS))
}`

now：appBarLayout setting theme invalid