【问题标题】:How to set buttons according to different screen size如何根据不同的屏幕尺寸设置按钮
【发布时间】:2019-03-23 16:19:32
【问题描述】:

大家好,请检查我的代码,我无法设置具有不同屏幕尺寸的按钮,我在 xml 中设置了按钮,但每当我在 5.0 屏幕尺寸上启动应用程序时,它工作得非常好,但每当我以 6.0 或更高版本打开我的应用程序时然后它在底部显示额外的空间,我尝试了所有可能的解决方案,但仍然没有解决方案。所以请检查我的代码并查看屏幕截图并为此提供正确的解决方案。

<android.support.constraint.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"
    android:orientation="vertical" >

    <LinearLayout
        android:layout_width="0dp"
        android:layout_height="0dp"
        android:orientation="horizontal"
        android:layout_marginTop="10dp"
        app:layout_constraintBottom_toBottomOf="parent"
        app:layout_constraintLeft_toLeftOf="parent"
        app:layout_constraintRight_toRightOf="parent"
        app:layout_constraintTop_toTopOf="parent">

        <ImageButton
            android:id="@+id/imageButton"
            android:layout_width="5dp"
            android:layout_height="150dp"
            android:layout_marginLeft="10dp"
            android:background="@color/colorPrimary"
            android:layout_weight="1"
            app:srcCompat="@drawable/cool" />


        <ImageButton
            android:id="@+id/imageButton1"
            android:layout_width="5dp"
            android:layout_marginLeft="10dp"
            android:background="@color/colorPrimary"
            android:layout_height="150dp"
            android:layout_weight="1"
            app:srcCompat="@drawable/attitude" />

</LinearLayout>

    <LinearLayout
        android:layout_width="0dp"
        android:layout_height="0dp"
        android:orientation="horizontal"
        android:layout_marginTop="170dp"
        app:layout_constraintBottom_toBottomOf="parent"
        app:layout_constraintLeft_toLeftOf="parent"
        app:layout_constraintRight_toRightOf="parent"
        app:layout_constraintTop_toTopOf="parent">

        <ImageButton
            android:id="@+id/imageButton2"
            android:layout_width="5dp"
            android:layout_marginLeft="10dp"
            android:background="@color/colorPrimary"
            android:layout_height="150dp"
            android:layout_weight="1"
            app:srcCompat="@drawable/love" />


        <ImageButton
            android:id="@+id/imageButton3"
            android:layout_width="5dp"
            android:layout_height="150dp"
            android:layout_marginLeft="10dp"
            android:background="@color/colorPrimary"
            android:layout_weight="1"
            app:srcCompat="@drawable/broken" />


    </LinearLayout>

    <LinearLayout
        android:layout_width="0dp"
        android:layout_height="0dp"
        android:orientation="horizontal"
        android:layout_marginTop="330dp"
        app:layout_constraintBottom_toBottomOf="parent"
        app:layout_constraintLeft_toLeftOf="parent"
        app:layout_constraintRight_toRightOf="parent"
        app:layout_constraintTop_toTopOf="parent">

        <ImageButton
            android:id="@+id/imageButton4"
            android:layout_width="5dp"
            android:background="@color/colorPrimary"
            android:layout_height="150dp"
            android:layout_weight="1"
            android:layout_marginLeft="10dp"
            app:srcCompat="@drawable/funnn"
            tools:layout_editor_absoluteY="0dp"
            tools:layout_editor_absoluteX="0dp" />


        <ImageButton
            android:id="@+id/imageButton5"
            android:layout_width="5dp"
            android:background="@color/colorPrimary"
            android:layout_height="150dp"
            android:layout_weight="1"
            android:layout_marginLeft="10dp"
            app:srcCompat="@drawable/sad"
            tools:layout_editor_absoluteY="0dp"
            tools:layout_editor_absoluteX="0dp" />

    </LinearLayout>


</android.support.constraint.ConstraintLayout>

【问题讨论】:

    标签: java android xml button layout


    【解决方案1】:

    您应该删除 LinearLayouts,并且应该为每个视图创建链。您将拥有三个不同的水平链(每行一个):

    • imageButton imageButton1
    • imageButton2 imageButton3
    • imageButton4 imageButton5

    您将拥有两个不同的垂直链(每列一个):

    • imageButton imageButton2 imageButton4
    • imageButton1 imageButton3 imageButton5

    这是xml:

    <android.support.constraint.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"
        android:padding="2dp">
    
        <ImageButton
            android:id="@+id/imageButton"
            android:layout_width="0dp"
            android:layout_height="0dp"
            android:layout_margin="2dp"
            android:background="@color/colorPrimary"
            app:layout_constraintTop_toTopOf="parent"
            app:layout_constraintBottom_toTopOf="@+id/imageButton2"
            app:layout_constraintStart_toStartOf="parent"
            app:layout_constraintEnd_toStartOf="@+id/imageButton1"
            app:srcCompat="@drawable/cool"/>
    
        <ImageButton
            android:id="@+id/imageButton1"
            android:layout_width="0dp"
            android:layout_height="0dp"
            android:layout_margin="2dp"
            android:background="@color/colorPrimary"
            app:layout_constraintTop_toTopOf="parent"
            app:layout_constraintBottom_toTopOf="@+id/imageButton3"
            app:layout_constraintStart_toEndOf="@+id/imageButton"
            app:layout_constraintEnd_toEndOf="parent"
            app:srcCompat="@drawable/attitude"/>
    
        <ImageButton
            android:id="@+id/imageButton2"
            android:layout_width="0dp"
            android:layout_height="0dp"
            android:layout_margin="2dp"
            android:background="@color/colorPrimary"
            app:layout_constraintTop_toBottomOf="@+id/imageButton"
            app:layout_constraintBottom_toTopOf="@+id/imageButton4"
            app:layout_constraintStart_toStartOf="parent"
            app:layout_constraintEnd_toStartOf="@+id/imageButton3"
            app:srcCompat="@drawable/love"/>
    
        <ImageButton
            android:id="@+id/imageButton3"
            android:layout_width="0dp"
            android:layout_height="0dp"
            android:layout_margin="2dp"
            android:background="@color/colorPrimary"
            app:layout_constraintTop_toBottomOf="@+id/imageButton1"
            app:layout_constraintBottom_toTopOf="@+id/imageButton5"
            app:layout_constraintStart_toEndOf="@+id/imageButton2"
            app:layout_constraintEnd_toEndOf="parent"
            app:srcCompat="@drawable/broken"/>
    
        <ImageButton
            android:id="@+id/imageButton4"
            android:layout_width="0dp"
            android:layout_height="0dp"
            android:layout_margin="2dp"
            android:background="@color/colorPrimary"
            app:layout_constraintTop_toBottomOf="@+id/imageButton2"
            app:layout_constraintBottom_toBottomOf="parent"
            app:layout_constraintStart_toStartOf="parent"
            app:layout_constraintEnd_toStartOf="@+id/imageButton5"
            app:srcCompat="@drawable/funnn"/>
    
        <ImageButton
            android:id="@+id/imageButton5"
            android:layout_width="0dp"
            android:layout_height="0dp"
            android:layout_margin="2dp"
            android:background="@color/colorPrimary"
            app:layout_constraintTop_toBottomOf="@+id/imageButton3"
            app:layout_constraintBottom_toBottomOf="parent"
            app:layout_constraintStart_toEndOf="@+id/imageButton4"
            app:layout_constraintEnd_toEndOf="parent"
            app:srcCompat="@drawable/sad"/>
    
    </android.support.constraint.ConstraintLayout>
    

    【讨论】:

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