首页 > 解决方案 > 为什么我的视图会超出列表视图边界?

问题描述

在这种情况下,问题包括两个视图超出列表视图的平面边界。首先整个列表视图应该在文本视图下:

app:layout_constraintTop_toBottomOf="@+id/tptp" 

其次,即使它的宽度设置为 match_parent,视图的右侧也会延伸到屏幕之外。

android:layout_width="match_parent"

我的活动:

<androidx.constraintlayout.widget.ConstraintLayout 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=".ListOfChatsActivity">

    <de.hdodenhof.circleimageview.CircleImageView
        android:id="@+id/picture"
        android:layout_width="120dp"
        android:layout_height="120dp"
        app:layout_constraintBottom_toTopOf="@+id/guideline3"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintTop_toTopOf="parent"
        android:src="@drawable/slika1" />

    <androidx.constraintlayout.widget.Guideline
        android:id="@+id/guideline3"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:orientation="horizontal"
        app:layout_constraintGuide_begin="126dp" />

    <TextView
        android:id="@+id/name"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_margin="15dp"
        android:text="@string/name"
        android:textColor="@color/logoBlue"
        android:textSize="22sp"
        app:layout_constraintEnd_toEndOf="@+id/picture"
        app:layout_constraintStart_toStartOf="@+id/picture"
        app:layout_constraintTop_toBottomOf="@+id/picture" />

    <TextView
        android:id="@+id/email"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_margin="10dp"
        android:text="@string/email"
        android:textColor="@color/logoBlue"
        android:textSize="18sp"
        app:layout_constraintEnd_toEndOf="@+id/name"
        app:layout_constraintStart_toStartOf="@+id/name"
        app:layout_constraintTop_toBottomOf="@+id/name" />

    <TextView
        android:id="@+id/phone"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_marginTop="10dp"
        android:text="@string/phone"
        android:textColor="@color/logoBlue"
        android:textSize="18sp"
        app:layout_constraintEnd_toEndOf="@+id/email"
        app:layout_constraintStart_toStartOf="@+id/email"
        app:layout_constraintTop_toBottomOf="@+id/email" />

    <TextView
        android:id="@+id/tptp"
        android:layout_width="match_parent"
        android:layout_height="41dp"
        android:background="@color/logoBlue"
        android:text="@string/contacts"
        android:textAlignment="center"
        android:textColor="#fff"
        android:textSize="30sp"
        app:layout_constraintBottom_toBottomOf="parent"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintTop_toTopOf="@+id/guideline3" />

    <ListView
        android:id="@+id/list"
        android:layout_width="410dp"
        android:layout_height="269dp"
        app:layout_constraintBottom_toBottomOf="parent"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintHorizontal_bias="0.0"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintTop_toBottomOf="@+id/tptp"
        app:layout_constraintVertical_bias="1.0" />

</androidx.constraintlayout.widget.ConstraintLayout>

和视图:

<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="wrap_content"
    android:orientation="vertical"
    android:background="@drawable/customborder">

    <TextView
        android:id="@+id/chatName"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:text="@string/name"
        android:textAlignment="center"
        android:textColor="@color/logoBlue"
        android:textSize="22sp"
        android:textStyle="bold"
        android:layout_marginBottom="20dp"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintTop_toTopOf="parent"
        android:gravity="center_horizontal" />


    <TextView
        android:id="@+id/textView6"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="@string/last_seen"
        app:layout_constraintBottom_toBottomOf="parent"
        app:layout_constraintStart_toStartOf="@+id/name"
        app:layout_constraintTop_toBottomOf="@+id/chatName" />

    <TextView
        android:id="@+id/date"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_margin="8dp"
        android:layout_marginStart="8dp"
        android:layout_marginLeft="8dp"
        android:gravity="start"
        android:text="@string/date"
        app:layout_constraintBottom_toBottomOf="@+id/textView6"
        app:layout_constraintStart_toEndOf="@+id/textView6"
        app:layout_constraintTop_toTopOf="@+id/textView6" />


</androidx.constraintlayout.widget.ConstraintLayout>

错误图片:

在此处输入图像描述

很可能这是一个简单的错误,因为我从未遇到过类似的错误,但我似乎仍然找不到它。

标签: androidandroid-layoutandroid-view

解决方案


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