[英]ConstraintLayout - Aligning two views to center vertically against another view
我试图在第三个视图上垂直居中两个视图。
<ImageView
android:id="@+id/vh_buisnesspost_buisness_preview"
android:layout_width="100dp"
android:layout_height="100dp"
app:layout_constraintTop_toTopOf="parent"
app:layout_constraintLeft_toLeftOf="parent"
android:layout_margin="16dp"
android:background="@drawable/background_circle_preview_border"/>
<TextView
android:id="@+id/vh_buisnesspost_buisness_name"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="Buisness Name"
android:textStyle="bold"
android:textColor="@color/colorBlackFont"
app:layout_constraintStart_toEndOf="@+id/vh_buisnesspost_buisness_preview"
app:layout_constraintTop_toTopOf="@+id/vh_buisnesspost_buisness_preview"
app:layout_constraintBottom_toTopOf="@+id/vh_buisnesspost_date_posted"
android:layout_marginStart="16dp"/>
<TextView
android:id="@+id/vh_buisnesspost_date_posted"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:textSize="12sp"
android:text="2 mins ago"
app:layout_constraintStart_toEndOf="@+id/vh_buisnesspost_buisness_preview"
app:layout_constraintBottom_toBottomOf="@+id/vh_buisnesspost_buisness_preview"
app:layout_constraintTop_toBottomOf="@+id/vh_buisnesspost_buisness_name"
android:layout_marginStart="16dp"/>
<TextView
android:id="@+id/vh_buisnesspost_post_type"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:textSize="12sp"
android:text=" \u2022 Restaurant"
app:layout_constraintStart_toEndOf="@+id/vh_buisnesspost_date_posted"
app:layout_constraintBottom_toBottomOf="@+id/vh_buisnesspost_buisness_preview"
app:layout_constraintTop_toBottomOf="@+id/vh_buisnesspost_buisness_name"/>
但是,当我这样做时,它会在两个视图之间留下不需要的空间。
我该怎么做才能将这两个视图居中,以第三个视图为中心?
将app:layout_constraintVertical_chainStyle="packed"
添加到第一个 TextView 以更改链的样式。 默认样式是spread
,这将在链式视图之间留出空间以均匀分布它们。 packed
样式会将它们packed
在一起,默认偏差为 0.5,这正是您想要的。
编辑更新的问题:
<?xml version="1.0" encoding="utf-8"?>
<androidx.constraintlayout.widget.ConstraintLayout
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">
<ImageView
android:id="@+id/vh_buisnesspost_buisness_preview"
android:layout_width="100dp"
android:layout_height="100dp"
app:layout_constraintTop_toTopOf="parent"
app:layout_constraintLeft_toLeftOf="parent"
android:layout_margin="16dp"
android:background="@drawable/background_circle_preview_border"/>
<TextView
android:id="@+id/vh_buisnesspost_buisness_name"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="Buisness Name"
android:textStyle="bold"
android:textColor="@color/colorBlackFont"
app:layout_constraintVertical_chainStyle="packed"
app:layout_constraintStart_toEndOf="@+id/vh_buisnesspost_buisness_preview"
app:layout_constraintTop_toTopOf="@+id/vh_buisnesspost_buisness_preview"
app:layout_constraintBottom_toTopOf="@+id/vh_buisnesspost_date_posted"
android:layout_marginStart="16dp"/>
<TextView
android:id="@+id/vh_buisnesspost_date_posted"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:textSize="12sp"
android:text="2 mins ago"
app:layout_constraintStart_toEndOf="@+id/vh_buisnesspost_buisness_preview"
app:layout_constraintBottom_toBottomOf="@+id/vh_buisnesspost_buisness_preview"
app:layout_constraintTop_toBottomOf="@+id/vh_buisnesspost_buisness_name"
android:layout_marginStart="16dp"/>
<TextView
android:id="@+id/vh_buisnesspost_post_type"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:textSize="12sp"
android:text=" \u2022 Restaurant"
app:layout_constraintStart_toEndOf="@+id/vh_buisnesspost_date_posted"
app:layout_constraintBottom_toBottomOf="@+id/vh_buisnesspost_date_posted"
app:layout_constraintTop_toTopOf="@+id/vh_buisnesspost_date_posted"/>
</androidx.constraintlayout.widget.ConstraintLayout>
<LinearLayout
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:orientation="vertical"
app:layout_constraintBottom_toBottomOf="@+id/vh_buisnesspost_buisness_preview"
app:layout_constraintStart_toEndOf="@+id/vh_buisnesspost_buisness_preview"
app:layout_constraintTop_toTopOf="@+id/vh_buisnesspost_buisness_preview">
<TextView
android:id="@+id/vh_buisnesspost_buisness_name"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginStart="16dp"
android:text="Buisness Name"
android:textColor="@color/colorAccent"
android:textStyle="bold"/>
<TextView
android:id="@+id/vh_buisnesspost_date_posted"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginStart="16dp"
android:text="2 mins ago"
android:textSize="12sp"/>
</LinearLayout>
试试这个示例,它不需要其他ViewGroup
只ConstraintLayout
<?xml version="1.0" encoding="utf-8"?>
<androidx.constraintlayout.widget.ConstraintLayout
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">
<ImageView
android:id="@+id/image"
android:layout_width="100dp"
android:layout_height="100dp"
android:layout_margin="16dp"
android:background="@drawable/background_circle_preview_border"
app:layout_constraintLeft_toLeftOf="parent"
app:layout_constraintTop_toTopOf="parent" />
<TextView
android:id="@+id/textView1"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginStart="16dp"
android:text="Buisness Name"
android:textStyle="bold"
app:layout_constraintBottom_toTopOf="@+id/textView2"
app:layout_constraintStart_toEndOf="@+id/image"
app:layout_constraintTop_toTopOf="@id/image"
app:layout_constraintVertical_chainStyle="packed" />
<TextView
android:id="@+id/textView2"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="2 mins ago"
android:textSize="12sp"
app:layout_constraintBottom_toBottomOf="@+id/image"
app:layout_constraintStart_toStartOf="@id/textView1"
app:layout_constraintTop_toBottomOf="@id/textView1" />
</androidx.constraintlayout.widget.ConstraintLayout>
声明:本站的技术帖子网页,遵循CC BY-SA 4.0协议,如果您需要转载,请注明本站网址或者原文地址。任何问题请咨询:yoyou2525@163.com.