约束布局约束尺寸比率不适用于多个视图

Question

我遇到了约束尺寸比的问题。图像视图的宽度和高度未调整。我想根据比例制作图像缩略图视图。我希望图像缩略图的宽度和高度等于布局中给出的三个文本视图的总高度。此外，当前代码未将图像加载到图像视图中。

<androidx.constraintlayout.widget.ConstraintLayout
    android:id="@+id/constraintAList"
    android:layout_width="match_parent"
    android:layout_height="wrap_content"
    android:padding="5dp">

    <com.google.android.material.imageview.ShapeableImageView
        android:id="@+id/audioThumb"
        android:layout_width="0dp"
        android:layout_height="wrap_content"
        android:adjustViewBounds="true"
        android:background="@drawable/ic_headset"
        android:scaleType="centerCrop"
        app:layout_constraintDimensionRatio="1:1"
        app:layout_constraintBottom_toBottomOf="@id/audioDetail"
        app:layout_constraintEnd_toStartOf="@id/audioName"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintTop_toTopOf="@id/audioName"
        app:shapeAppearanceOverlay="@style/roundImageView" />     

    <TextView
        android:id="@+id/audioName"
        android:layout_width="0dp"
        android:layout_height="wrap_content"
        android:ellipsize="end"
        android:includeFontPadding="false"
        android:maxLines="2"
        android:lines="2"
        android:padding="0dp"
        android:text="audioName"
        app:layout_constraintBottom_toTopOf="@+id/audioTime"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintStart_toEndOf="@+id/audioThumb"
        app:layout_constraintTop_toTopOf="parent"
        app:layout_constraintVertical_chainStyle="packed" />

    <TextView
        android:id="@+id/audioTime"
        android:layout_width="0dp"
        android:layout_height="wrap_content"
        android:ellipsize="end"
        android:gravity="top|start"
        android:includeFontPadding="false"
        android:padding="0dp"
        android:singleLine="true"
        android:text="audioDate"
        android:textAlignment="textStart"
        app:layout_constraintBottom_toTopOf="@id/audioDetail"
        app:layout_constraintEnd_toEndOf="@id/audioName"
        app:layout_constraintStart_toStartOf="@id/audioName"
        app:layout_constraintTop_toBottomOf="@+id/audioName" />

    <TextView
        android:id="@+id/audioDetail"
        android:layout_width="0dp"
        android:layout_height="wrap_content"
        android:ellipsize="end"
        android:gravity="top|start"
        android:includeFontPadding="false"
        android:padding="0dp"
        android:singleLine="true"
        android:text="audioDuration"
        android:textAlignment="textStart"
        app:layout_constraintBottom_toBottomOf="parent"
        app:layout_constraintEnd_toEndOf="@id/audioTime"
        app:layout_constraintStart_toStartOf="@id/audioTime"
        app:layout_constraintTop_toBottomOf="@+id/audioTime" />

</androidx.constraintlayout.widget.ConstraintLayout>

Answer 1

对于 ImageView

• 设置 android:layout_height="0dp" 和
• 删除app:layout_constraintEnd_toStartOf="@id/audioName"