У меня есть макет, который содержит горизонтальный recyclerView вверху и viewPager.
ViewPager имеет recyclerView на каждой вкладке.
Я хочу свернуть верхнюю часть horizontal recycler view, когда пользователь прокручивает макет.
Это мой код, и он не сворачивает горизонтальный вид, когда пользователь прокручивает recyclerview..
<com.google.android.material.appbar.AppBarLayout
android:id = "@+id/collapsing_toolbar_appbarlayout"
android:layout_width = "match_parent"
android:layout_height = "wrap_content"
app:layout_constraintTop_toTopOf = "parent">
<!-- app:contentScrim : The Toolbar color when the
collapsing toolbar is collapsed. -->
<com.google.android.material.appbar.CollapsingToolbarLayout
android:id = "@+id/collapsing_toolbar_layout"
android:layout_width = "match_parent"
android:layout_height = "250dp"
android:theme = "@style/ThemeOverlay.AppCompat.Dark.ActionBar"
app:contentScrim = "#000000"
app:layout_scrollFlags = "scroll|exitUntilCollapsed">
<!-- app:layout_collapseMode : parallax means an animation effect,
pin means fixed. -->
<androidx.recyclerview.widget.RecyclerView
android:id = "@+id/rvMatchup"
android:layout_width = "match_parent"
android:layout_height = "wrap_content"
app:layout_constraintEnd_toEndOf = "parent"
app:layout_constraintStart_toStartOf = "parent"
app:layout_constraintTop_toTopOf = "parent" />
<androidx.appcompat.widget.Toolbar
android:id = "@+id/collapsing_toolbar"
android:layout_width = "match_parent"
android:layout_height = "?attr/actionBarSize"
app:layout_collapseMode = "pin" />
</com.google.android.material.appbar.CollapsingToolbarLayout>
</com.google.android.material.appbar.AppBarLayout>
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<com.google.android.material.tabs.TabLayout
android:id = "@+id/tabLayout"
android:layout_width = "match_parent"
android:layout_height = "50dp"
app:layout_constraintEnd_toEndOf = "parent"
app:layout_constraintHorizontal_bias = "0.0"
app:layout_constraintStart_toStartOf = "parent"
app:layout_constraintTop_toBottomOf = "@+id/collapsing_toolbar_appbarlayout"
app:layout_scrollFlags = "scroll|enterAlways|snap"
app:tabGravity = "fill"
app:tabMode = "fixed" />
<androidx.viewpager.widget.ViewPager
android:id = "@+id/viewPager"
android:layout_width = "0dp"
android:layout_height = "0dp"
app:layout_constraintBottom_toBottomOf = "parent"
app:layout_constraintEnd_toEndOf = "parent"
app:layout_constraintHorizontal_bias = "1.0"
app:layout_constraintStart_toStartOf = "parent"
app:layout_constraintTop_toBottomOf = "@+id/tabLayout"
app:layout_constraintVertical_bias = "0.0"
app:layout_behavior = "@string/appbar_scrolling_view_behavior"
/>
Хотя, если я использую другой recyclerView вместо ViewPager, он работает нормально и сворачивает вид сверху.
Попробуйте Это поможет вам:
<android.support.design.widget.CoordinatorLayout xmlns:android = "http://schemas.android.com/apk/res/android"
xmlns:app = "http://schemas.android.com/apk/res-auto"
android:id = "@+id/maincontent"
android:layout_width = "match_parent"
android:layout_height = "match_parent"
android:fitsSystemWindows = "true">
<com.google.android.material.appbar.AppBarLayout
android:id = "@+id/collapsing_toolbar_appbarlayout"
android:layout_width = "match_parent"
android:layout_height = "wrap_content"
app:layout_constraintTop_toTopOf = "parent">
<!-- app:contentScrim : The Toolbar color when the
collapsing toolbar is collapsed. -->
<com.google.android.material.appbar.CollapsingToolbarLayout
android:id = "@+id/collapsing_toolbar_layout"
android:layout_width = "match_parent"
android:layout_height = "250dp"
android:theme = "@style/ThemeOverlay.AppCompat.Dark.ActionBar"
app:contentScrim = "#000000"
app:layout_scrollFlags = "scroll|exitUntilCollapsed">
<!-- app:layout_collapseMode : parallax means an animation effect,
pin means fixed. -->
<androidx.recyclerview.widget.RecyclerView
android:id = "@+id/rvMatchup"
android:layout_width = "match_parent"
android:layout_height = "wrap_content"
app:layout_constraintEnd_toEndOf = "parent"
app:layout_constraintStart_toStartOf = "parent"
app:layout_constraintTop_toTopOf = "parent" />
<androidx.appcompat.widget.Toolbar
android:id = "@+id/collapsing_toolbar"
android:layout_width = "match_parent"
android:layout_height = "?attr/actionBarSize"
app:layout_collapseMode = "pin" />
</com.google.android.material.appbar.CollapsingToolbarLayout>
</com.google.android.material.appbar.AppBarLayout>
<com.google.android.material.tabs.TabLayout
android:id = "@+id/tabLayout"
android:layout_width = "match_parent"
android:layout_height = "50dp"
app:layout_constraintEnd_toEndOf = "parent"
app:layout_constraintHorizontal_bias = "0.0"
app:layout_constraintStart_toStartOf = "parent"
app:layout_constraintTop_toBottomOf = "@+id/collapsing_toolbar_appbarlayout"
app:layout_scrollFlags = "scroll|enterAlways|snap"
app:tabGravity = "fill"
app:tabMode = "fixed" />
<androidx.viewpager.widget.ViewPager
android:id = "@+id/viewPager"
android:layout_width = "0dp"
android:layout_height = "0dp"
app:layout_constraintBottom_toBottomOf = "parent"
app:layout_constraintEnd_toEndOf = "parent"
app:layout_constraintHorizontal_bias = "1.0"
app:layout_constraintStart_toStartOf = "parent"
app:layout_constraintTop_toBottomOf = "@+id/tabLayout"
app:layout_constraintVertical_bias = "0.0"
app:layout_behavior = "@string/appbar_scrolling_view_behavior"
/>
</android.support.design.widget.CoordinatorLayout>
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