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Android 添加到CardView顶部的填充将使TextView中的文本变长_Android_Android Layout_Android Constraintlayout_Android Cardview - Fatal编程技术网

Android 添加到CardView顶部的填充将使TextView中的文本变长

Android 添加到CardView顶部的填充将使TextView中的文本变长,android,android-layout,android-constraintlayout,android-cardview,Android,Android Layout,Android Constraintlayout,Android Cardview,我在ConstraintLayout(CL)中有一个TextView,它位于CardView(CV)中。CL是CV中唯一的元素,CL中有两个不同的ImageView和TextView 文本和图像通过RecycleServiceAdapter和ViewHolder以编程方式填充。当文本在最后一个文本视图中变得足够长时,填充开始出现在卡片视图的顶部 带有测试字符串的布局xml: <?xml version="1.0" encoding="utf-8"?> <androidx.car

我在ConstraintLayout(CL)中有一个TextView,它位于CardView(CV)中。CL是CV中唯一的元素,CL中有两个不同的ImageView和TextView

文本和图像通过RecycleServiceAdapter和ViewHolder以编程方式填充。当文本在最后一个文本视图中变得足够长时,填充开始出现在卡片视图的顶部

带有测试字符串的布局xml:

<?xml version="1.0" encoding="utf-8"?>
<androidx.cardview.widget.CardView 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:id="@+id/viewStopScheduleItem_cardView"
    android:layout_width="match_parent"
    android:layout_height="wrap_content"
    android:layout_marginBottom="1dp"
    android:clickable="true"
    android:focusable="true"
    app:cardBackgroundColor="@android:color/white"
    app:cardCornerRadius="0dp"
    app:cardElevation="4dp">

    <androidx.constraintlayout.widget.ConstraintLayout
        android:id="@+id/viewStopScheduleItem_layout"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        tools:layout_editor_absoluteX="0dp"
        tools:layout_editor_absoluteY="0dp">

        <ImageView
            android:id="@+id/viewStopScheduleItem_barImageView"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            app:srcCompat="@android:drawable/status_bar_item_background"
            android:layout_marginLeft="8dp"
            app:layout_constraintLeft_toLeftOf="parent"
            app:layout_constraintTop_toTopOf="parent"
            android:layout_marginTop="0dp"
            app:layout_constraintBottom_toBottomOf="parent"
            android:layout_marginBottom="8dp" />

        <ImageView
            android:id="@+id/viewStopScheduleItem_busImageView"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            app:srcCompat="@drawable/ic_directions_bus_white"
            app:layout_constraintLeft_toRightOf="@+id/viewStopScheduleItem_barImageView"
            android:layout_marginLeft="8dp"
            app:layout_constraintTop_toTopOf="@+id/viewStopScheduleItem_barImageView"
            android:layout_marginTop="8dp"
            app:layout_constraintBottom_toBottomOf="@+id/viewStopScheduleItem_barImageView"
            android:layout_marginBottom="8dp" />

        <TextView
            android:id="@+id/viewStopScheduleItem_routeShortNameTextView"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:text="TextView"
            app:layout_constraintTop_toTopOf="@+id/viewStopScheduleItem_routeLongNameTextView"
            android:layout_marginTop="0dp"
            app:layout_constraintLeft_toRightOf="@+id/viewStopScheduleItem_routeLongNameTextView"
            android:layout_marginLeft="8dp" />

        <TextView
            android:id="@+id/viewStopScheduleItem_routeLongNameTextView"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:text="TextView"
            app:layout_constraintLeft_toRightOf="@+id/viewStopScheduleItem_busImageView"
            android:layout_marginLeft="8dp"
            app:layout_constraintTop_toTopOf="@+id/viewStopScheduleItem_barImageView"
            android:layout_marginTop="8dp" />

        <TextView
            android:id="@+id/viewStopScheduleItem_stopTime1TextView"
            android:layout_width="0dp"
            android:layout_height="wrap_content"
            android:text="1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM"
            android:textAlignment="viewStart"
            android:layout_gravity="start"
            app:layout_constraintLeft_toRightOf="@+id/viewStopScheduleItem_busImageView"
            android:layout_marginLeft="8dp"
            android:layout_marginTop="8dp"
            app:layout_constraintRight_toRightOf="parent"
            app:layout_constraintTop_toBottomOf="@+id/viewStopScheduleItem_routeLongNameTextView"
            android:layout_marginEnd="8dp"
            android:layout_marginRight="8dp"/>

    </androidx.constraintlayout.widget.ConstraintLayout>
</androidx.cardview.widget.CardView>

不带填充的短字符串


如果要删除
填充顶部
,必须更改
布局约束
,如下所示:

<?xml version="1.0" encoding="utf-8"?>
<androidx.cardview.widget.CardView 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:id="@+id/viewStopScheduleItem_cardView"
    android:layout_width="match_parent"
    android:layout_height="wrap_content"
    android:layout_marginBottom="1dp"
    android:clickable="true"
    android:focusable="true"
    app:cardBackgroundColor="@android:color/white"
    app:cardCornerRadius="0dp"
    app:cardElevation="4dp">

    <androidx.constraintlayout.widget.ConstraintLayout
        android:id="@+id/viewStopScheduleItem_layout"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        tools:layout_editor_absoluteX="0dp"
        tools:layout_editor_absoluteY="0dp">

        <ImageView
            android:id="@+id/viewStopScheduleItem_barImageView"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            app:srcCompat="@android:drawable/status_bar_item_background"
            android:layout_marginLeft="8dp"
            app:layout_constraintLeft_toLeftOf="parent"
            app:layout_constraintTop_toTopOf="parent"
            android:layout_marginTop="0dp"
            app:layout_constraintBottom_toBottomOf="parent"
            android:layout_marginBottom="8dp" />

        <ImageView
            android:id="@+id/viewStopScheduleItem_busImageView"
            android:layout_width="32dp"
            android:layout_height="32dp"
            app:srcCompat="@drawable/status_bar_item_background"
            app:layout_constraintLeft_toRightOf="@+id/viewStopScheduleItem_barImageView"
            android:layout_marginLeft="8dp"
            app:layout_constraintTop_toTopOf="@+id/viewStopScheduleItem_barImageView"
            android:layout_marginTop="8dp"
            app:layout_constraintBottom_toBottomOf="@+id/viewStopScheduleItem_barImageView"
            android:layout_marginBottom="8dp" />

        <TextView
            android:id="@+id/viewStopScheduleItem_routeShortNameTextView"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:text="TextView"
            app:layout_constraintTop_toTopOf="parent" \\
            android:layout_marginTop="8dp"
            app:layout_constraintLeft_toRightOf="@+id/viewStopScheduleItem_routeLongNameTextView"
            android:layout_marginLeft="8dp" />

        <TextView
            android:id="@+id/viewStopScheduleItem_routeLongNameTextView"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:text="TextView"
            app:layout_constraintLeft_toRightOf="@+id/viewStopScheduleItem_busImageView"
            android:layout_marginLeft="8dp"
            app:layout_constraintTop_toTopOf="parent" \\
            android:layout_marginTop="8dp" />

        <TextView
            android:id="@+id/viewStopScheduleItem_stopTime1TextView"
            android:layout_width="0dp"
            android:layout_height="wrap_content"
            android:text="1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:
            29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 9 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:9 PM 1:
            29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:9 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1
            :29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:9 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:
            9 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:9 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29
             PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:9 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29
             PM 1:9 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:9 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM
             1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM"
            android:textAlignment="viewStart"
            android:layout_gravity="start"
            app:layout_constraintLeft_toRightOf="@+id/viewStopScheduleItem_busImageView"
            android:layout_marginLeft="8dp"
            android:layout_marginTop="8dp"
            app:layout_constraintRight_toRightOf="parent"
            app:layout_constraintTop_toBottomOf="@+id/viewStopScheduleItem_routeLongNameTextView"
            android:layout_marginEnd="8dp"
            android:layout_marginRight="8dp"/>

    </androidx.constraintlayout.widget.ConstraintLayout>
</androidx.cardview.widget.CardView>

@TheHeuman, Mohammadraxa Abiri的答案将解决您的问题,但似乎您可以进一步清理xml文件。 请看下面的xml和附带的屏幕截图

<?xml version="1.0" encoding="utf-8"?>
<androidx.cardview.widget.CardView                  
  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:id="@+id/viewStopScheduleItem_cardView"
  android:layout_width="match_parent"
  android:layout_height="wrap_content"
  android:layout_marginBottom="1dp"
  android:clickable="true"
  android:focusable="true"
  app:cardBackgroundColor="@android:color/white"
  app:cardCornerRadius="0dp"
  app:cardElevation="4dp">

  <androidx.constraintlayout.widget.ConstraintLayout
    android:id="@+id/viewStopScheduleItem_layout"
    android:layout_width="match_parent"
    android:layout_height="wrap_content"
    android:padding="8dp">

    <ImageView
      android:id="@+id/viewStopScheduleItem_barImageView"
      android:layout_width="wrap_content"
      android:layout_height="wrap_content"
      app:layout_constraintLeft_toLeftOf="parent"
      app:layout_constraintTop_toTopOf="parent"
      app:srcCompat="@android:drawable/status_bar_item_background" />

    <ImageView
      android:id="@+id/viewStopScheduleItem_busImageView"
      android:layout_width="wrap_content"
      android:layout_height="wrap_content"
      android:layout_marginStart="8dp"
      app:layout_constraintStart_toEndOf="@+id/viewStopScheduleItem_barImageView"
      app:layout_constraintTop_toTopOf="parent"
      tools:background="@android:color/black"
      tools:layout_height="48dp"
      tools:layout_width="48dp" />

    <TextView
      android:id="@+id/viewStopScheduleItem_routeShortNameTextView"
      android:layout_width="wrap_content"
      android:layout_height="wrap_content"
      android:layout_marginStart="8dp"
      app:layout_constraintLeft_toRightOf="@+id/viewStopScheduleItem_routeLongNameTextView"
      app:layout_constraintTop_toTopOf="@+id/viewStopScheduleItem_routeLongNameTextView"
      tools:text="TextView" />

    <TextView
      android:id="@+id/viewStopScheduleItem_routeLongNameTextView"
      android:layout_width="wrap_content"
      android:layout_height="wrap_content"
      android:layout_marginStart="8dp"
      app:layout_constraintStart_toEndOf="@+id/viewStopScheduleItem_busImageView"
      app:layout_constraintTop_toTopOf="parent"
      tools:text="TextView" />

    <TextView
      android:id="@+id/viewStopScheduleItem_stopTime1TextView"
      android:layout_width="0dp"
      android:layout_height="wrap_content"
      android:layout_marginStart="8dp"
      android:gravity="start"
      android:layout_marginTop="8dp"
      app:layout_constraintEnd_toEndOf="parent"
      app:layout_constraintStart_toEndOf="@+id/viewStopScheduleItem_busImageView"
      app:layout_constraintTop_toBottomOf="@+id/viewStopScheduleItem_routeLongNameTextView"
      tools:text="1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM 1:29 PM" />

  </androidx.constraintlayout.widget.ConstraintLayout>
</androidx.cardview.widget.CardView>


是否要卸下顶部衬垫?