如何解决Android导航抽屉ActionView动画
我想要设置导航抽屉菜单项动作视图的动画,但是不起作用。 我的导航视图菜单:
<menu xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:tools="http://schemas.android.com/tools"
xmlns:app="http://schemas.android.com/apk/res-auto"
tools:showIn="navigation_view">
<item
android:id="@+id/storeTitle"
android:icon="@drawable/ic_store"
android:title="@string/store"
app:actionLayout="@layout/menu_item_action_view"
app:showAsAction="collapseActionView"
app:actionProviderClass="androidx.appcompat.widget.ShareActionProvider" />
</menu>
menu_item_action_view.xml:
<ImageView xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:layout_gravity="center"
android:id="@+id/action"
android:src="@drawable/ic_arrow_left"
app:showAsAction="collapseActionView"/>
然后我尝试为actionlayout设置动画(Kotlin):
val view = mainActivityNavigationView.menu.findItem(R.id.storeTitle).actionView
view. animate().rotation(0).setDuration(500).start()
它给了我这个错误:
09-15 13:42:35.680 28286-28286/com.example.android_barcode E/AndroidRuntime: FATAL EXCEPTION: main
Process: com.example.android_barcode,PID: 28286
java.lang.IllegalStateException: The specified child already has a parent. You must call removeView() on the child's parent first.
at android.view.ViewGroup.addViewInner(ViewGroup.java:4440)
at android.view.ViewGroup.addView(ViewGroup.java:4276)
at android.view.ViewGroup.addView(ViewGroup.java:4217)
at android.view.ViewGroup.addView(ViewGroup.java:4190)
at com.google.android.material.internal.NavigationMenuItemView.setActionView(NavigationMenuItemView.java:169)
at com.google.android.material.internal.NavigationMenuItemView.initialize(NavigationMenuItemView.java:123)
at com.google.android.material.internal.NavigationMenuPresenter$NavigationMenuAdapter.onBindViewHolder(NavigationMenuPresenter.java:515)
at com.google.android.material.internal.NavigationMenuPresenter$NavigationMenuAdapter.onBindViewHolder(NavigationMenuPresenter.java:429)
at androidx.recyclerview.widget.RecyclerView$Adapter.onBindViewHolder(RecyclerView.java:7065)
at androidx.recyclerview.widget.RecyclerView$Adapter.bindViewHolder(RecyclerView.java:7107)
at androidx.recyclerview.widget.RecyclerView$Recycler.tryBindViewHolderByDeadline(RecyclerView.java:6012)
...
我也尝试使用startAnimation()函数,它不会给出错误但不能正常工作。
你能帮我吗?
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