我在运动布局中使用了一个回收站视图,该视图带有一个ImageView手柄,但是第一次想向上滑动它时,它会摇晃,上下摆动而不会抬起。
我尝试使用属性,但没有任何效果。
布局:
<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent"
tools:context=".MainActivity"
android:id="@+id/root">
<androidx.constraintlayout.motion.widget.MotionLayout
android:id="@+id/motionLayout"
app:layoutDescription="@xml/scene3"
android:layout_width="match_parent"
android:layout_height="match_parent"
app:showPaths="true">
<ImageView
android:id="@+id/image"
android:src="@drawable/ic_launcher_background"
android:layout_width="match_parent"
android:layout_height="wrap_content"
app:layout_constraintBottom_toTopOf="@id/testId" />
<RelativeLayout
android:id="@+id/testId"
android:layout_width="match_parent"
android:layout_height="0dp"
app:layout_constraintBottom_toBottomOf="parent"
app:layout_constraintTop_toBottomOf="parent"
app:layout_constraintVertical_chainStyle="spread">
<androidx.recyclerview.widget.RecyclerView
android:id="@+id/recycler_media_view"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:layout_marginTop="10dp"/>
<com.google.android.material.floatingactionbutton.FloatingActionButton
android:id="@+id/media_send_fab"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_alignParentEnd="true"
android:layout_alignParentBottom="true"
android:layout_margin="16dp"
android:onClick="sendTheMessages"
app:fabSize="normal" />
</RelativeLayout>
</androidx.constraintlayout.motion.widget.MotionLayout>
</RelativeLayout>
scene3.xml:
<?xml version="1.0" encoding="utf-8"?>
<MotionScene xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:motion="http://schemas.android.com/apk/res-auto">
<Transition
motion:constraintSetEnd="@+id/end"
motion:constraintSetStart="@+id/start"
motion:duration="300"
motion:interpolator="linear">
<OnSwipe
motion:touchAnchorId="@+id/image"
motion:touchAnchorSide="bottom"
motion:dragDirection="dragUp"
motion:dragScale="5"
motion:maxVelocity="5000"
motion:moveWhenScrollAtTop="true" />
</Transition>
<ConstraintSet android:id="@+id/start">
<Constraint
android:id="@+id/testId"
android:layout_width="match_parent"
android:layout_height="0dp"
motion:layout_constraintBottom_toBottomOf="parent"
motion:layout_constraintTop_toBottomOf="parent"
motion:layout_constraintVertical_chainStyle="spread">
</Constraint>
</ConstraintSet>
<ConstraintSet android:id="@+id/end">
<Constraint
android:id="@+id/testId"
android:layout_width="match_parent"
android:layout_height="0dp"
motion:layout_constraintBottom_toBottomOf="parent"
motion:layout_constraintTop_toTopOf="parent"
motion:layout_constraintVertical_chainStyle="spread">
</Constraint>
</ConstraintSet>
</MotionScene>
使用以下文件,您可以重新生成问题。感谢您的阅读。我们将不胜感激。
答案 0 :(得分:0)
我认为回答这个问题为时已晚,但是您可以尝试一下:
将您的Recyclerview
放在RelativeLayout
之外
<?xml version="1.0" encoding="utf-8"?>
<androidx.constraintlayout.motion.widget.MotionLayout
android:id="@+id/motionLayout"
app:layoutDescription="@xml/scene3"
android:layout_width="match_parent"
android:layout_height="match_parent"
app:showPaths="true">
<ImageView
android:id="@+id/image"
android:src="@drawable/ic_launcher_background"
android:layout_width="0dp"
android:layout_height="200dp"
android:adjustViewBounds="true"
android:contentDescription="@null"
android:fitsSystemWindows="true"
android:scaleType="center"
app:layout_constraintEnd_toEndOf="parent"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toTopOf="parent" />
<androidx.recyclerview.widget.RecyclerView
android:id="@+id/recycler_media_view"
android:layout_width="0dp"
android:layout_height="0dp"
app:layout_constraintBottom_toBottomOf="parent"
app:layout_constraintEnd_toEndOf="parent"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toBottomOf="@+id/city_image"
app:layout_constraintTop_toBottomOf="@+id/image"/>
<RelativeLayout
android:id="@+id/testId"
android:layout_width="match_parent"
android:layout_height="0dp"
app:layout_constraintBottom_toBottomOf="parent"
app:layout_constraintTop_toBottomOf="parent"
app:layout_constraintVertical_chainStyle="spread">
<com.google.android.material.floatingactionbutton.FloatingActionButton
android:id="@+id/media_send_fab"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_alignParentEnd="true"
android:layout_alignParentBottom="true"
android:layout_margin="16dp"
android:onClick="sendTheMessages"
app:fabSize="normal" />
</RelativeLayout>
</androidx.constraintlayout.motion.widget.MotionLayout>
答案 1 :(得分:0)
最终将这个错误修复为androidx.constraintlayout:constraintlayout 2.0.0-beta4