Android按鈕限制和屏幕尺寸

Question

<?xml version="1.0" encoding="utf-8"?> 
<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" 
tools:context="com.example.hp.buttonconstraints.MainActivity"> 


    <Button 
    android:id="@+id/answerBtnTwo" 
    android:layout_width="0dp" 
    android:layout_height="0dp" 
    android:layout_marginEnd="10dp" 
    android:layout_marginLeft="6dp" 
    android:layout_marginRight="10dp" 
    android:layout_marginStart="6dp" 
    android:background="@drawable/red_rectangle" 
    android:paddingBottom="5dp" 
    android:paddingLeft="5dp" 
    android:paddingRight="5dp" 
    android:paddingTop="5dp" 
    android:text="Text" 
    android:textColor="@android:color/black" 
    android:textSize="12sp" 
    app:layout_constraintBottom_toBottomOf="@+id/answerBtnOne" 
    app:layout_constraintHorizontal_bias="1.0" 
    app:layout_constraintLeft_toRightOf="@+id/answerBtnOne" 
    app:layout_constraintRight_toRightOf="@+id/questionBacksplash" 
    app:layout_constraintTop_toTopOf="@+id/answerBtnOne" 
    app:layout_constraintVertical_bias="0.0" 
    tools:ignore="HardcodedText" 
    tools:layout_constraintBottom_creator="1" 
    tools:layout_constraintLeft_creator="1" 
    tools:layout_constraintRight_creator="1" 
    tools:layout_constraintTop_creator="1" /> 

    <Button 
    android:id="@+id/answerBtnOne" 
    android:layout_width="148dp" 
    android:layout_height="56dp" 
    android:layout_marginBottom="4dp" 
    android:layout_marginLeft="10dp" 
    android:layout_marginStart="10dp" 
    android:background="@drawable/red_rectangle" 
    android:paddingBottom="5dp" 
    android:paddingLeft="5dp" 
    android:paddingRight="5dp" 
    android:paddingTop="5dp" 
    android:text="Text" 
    android:textColor="@android:color/black" 
    android:textSize="12sp" 
    app:layout_constraintBottom_toTopOf="@+id/answerBtnThree" 
    app:layout_constraintLeft_toLeftOf="@+id/questionBacksplash" 
    tools:ignore="HardcodedText" 
    tools:layout_constraintBottom_creator="1" 
    tools:layout_constraintLeft_creator="1" /> 

    <Button 
    android:id="@+id/answerBtnThree" 
    android:layout_width="0dp" 
    android:layout_height="56dp" 
    android:layout_marginBottom="64dp" 
    android:background="@drawable/red_rectangle" 
    android:elevation="1dp" 
    android:paddingBottom="5dp" 
    android:paddingLeft="5dp" 
    android:paddingRight="5dp" 
    android:paddingTop="5dp" 
    android:text="Text" 
    android:textColor="@android:color/black" 
    android:textSize="12sp" 
    app:layout_constraintBottom_toTopOf="@+id/answerBtnSeven" 
    app:layout_constraintHorizontal_bias="1.0" 
    app:layout_constraintLeft_toLeftOf="@+id/answerBtnOne" 
    app:layout_constraintRight_toRightOf="@+id/answerBtnOne" 
    tools:ignore="HardcodedText" 
    tools:layout_constraintBottom_creator="1" 
    tools:layout_constraintLeft_creator="1" 
    tools:layout_constraintRight_creator="1" 
    tools:targetApi="lollipop" /> 

    <Button 
    android:id="@+id/answerBtnFive" 
    android:layout_width="148dp" 
    android:layout_height="56dp" 
    android:layout_marginBottom="60dp" 
    android:layout_marginEnd="1dp" 
    android:layout_marginRight="1dp" 
    android:layout_marginTop="60dp" 
    android:background="@drawable/red_rectangle" 
    android:elevation="1dp" 
    android:paddingBottom="5dp" 
    android:paddingLeft="5dp" 
    android:paddingRight="5dp" 
    android:paddingTop="5dp" 
    android:text="Text" 
    android:textColor="@android:color/black" 
    android:textSize="12sp" 
    app:layout_constraintBottom_toBottomOf="@+id/answerBtnSeven" 
    app:layout_constraintHorizontal_bias="1.0" 
    app:layout_constraintRight_toRightOf="@+id/answerBtnThree" 
    app:layout_constraintTop_toTopOf="@+id/answerBtnThree" 
    app:layout_constraintVertical_bias="0.0" 
    tools:ignore="HardcodedText,UnusedAttribute" 
    tools:layout_constraintBottom_creator="1" 
    tools:layout_constraintRight_creator="1" 
    tools:layout_constraintTop_creator="1" /> 

    <Button 
    android:id="@+id/answerBtnSeven" 
    android:layout_width="0dp" 
    android:layout_height="0dp" 
    android:background="@drawable/red_rectangle" 
    android:elevation="1dp" 
    android:paddingBottom="5dp" 
    android:paddingLeft="5dp" 
    android:paddingRight="5dp" 
    android:paddingTop="5dp" 
    android:text="Text" 
    android:textColor="@android:color/black" 
    android:textSize="12sp" 
    app:layout_constraintBottom_toBottomOf="@+id/answerBtnEight" 
    app:layout_constraintLeft_toLeftOf="@+id/answerBtnThree" 
    app:layout_constraintRight_toRightOf="@+id/answerBtnThree" 
    app:layout_constraintTop_toTopOf="@+id/answerBtnEight" 
    tools:ignore="HardcodedText,UnusedAttribute" 
    tools:layout_constraintBottom_creator="1" 
    tools:layout_constraintLeft_creator="1" 
    tools:layout_constraintRight_creator="1" 
    tools:layout_constraintTop_creator="1" /> 

    <Button 
    android:id="@+id/answerBtnEight" 
    android:layout_width="0dp" 
    android:layout_height="56dp" 
    android:layout_marginBottom="29dp" 
    android:background="@drawable/red_rectangle" 
    android:paddingBottom="5dp" 
    android:paddingLeft="5dp" 
    android:paddingRight="5dp" 
    android:paddingTop="5dp" 
    android:text="Text" 
    android:textColor="@android:color/black" 
    android:textSize="12sp" 
    app:layout_constraintBottom_toBottomOf="parent" 
    app:layout_constraintLeft_toLeftOf="@+id/answerBtnSix" 
    app:layout_constraintRight_toRightOf="@+id/answerBtnSix" 
    tools:ignore="HardcodedText" 
    tools:layout_constraintBottom_creator="1" 
    tools:layout_constraintLeft_creator="1" 
    tools:layout_constraintRight_creator="1" /> 

    <Button 
    android:id="@+id/answerBtnSix" 
    android:layout_width="0dp" 
    android:layout_height="56dp" 
    android:layout_marginBottom="4dp" 
    android:background="@drawable/red_rectangle" 
    android:paddingBottom="5dp" 
    android:paddingLeft="5dp" 
    android:paddingRight="5dp" 
    android:paddingTop="5dp" 
    android:text="Text" 
    android:textColor="@android:color/black" 
    android:textSize="12sp" 
    app:layout_constraintBottom_toTopOf="@+id/answerBtnEight" 
    app:layout_constraintLeft_toLeftOf="@+id/answerBtnFour" 
    app:layout_constraintRight_toRightOf="@+id/answerBtnFour" 
    tools:ignore="HardcodedText" 
    tools:layout_constraintBottom_creator="1" 
    tools:layout_constraintLeft_creator="1" 
    tools:layout_constraintRight_creator="1" /> 

    <Button 
    android:id="@+id/answerBtnFour" 
    android:layout_width="148dp" 
    android:layout_height="56dp" 
    android:layout_marginBottom="4dp" 
    android:layout_marginLeft="1dp" 
    android:layout_marginStart="1dp" 
    android:background="@drawable/red_rectangle" 
    android:paddingBottom="5dp" 
    android:paddingLeft="5dp" 
    android:paddingRight="5dp" 
    android:paddingTop="5dp" 
    android:text="Text" 
    android:textColor="@android:color/black" 
    android:textSize="12sp" 
    app:layout_constraintBottom_toTopOf="@+id/answerBtnSix" 
    app:layout_constraintHorizontal_bias="0.0" 
    app:layout_constraintLeft_toLeftOf="@+id/answerBtnTwo" 
    tools:ignore="HardcodedText" 
    tools:layout_constraintBottom_creator="1" 
    tools:layout_constraintLeft_creator="1" /> 

    <ImageButton 
    android:id="@+id/questionBacksplash" 
    android:layout_width="0dp" 
    android:layout_height="0dp" 
    android:layout_marginBottom="9dp" 
    android:layout_marginEnd="19dp" 
    android:layout_marginLeft="19dp" 
    android:layout_marginRight="19dp" 
    android:layout_marginStart="19dp" 
    android:background="@null" 
    app:layout_constraintBottom_toTopOf="@+id/answerBtnOne" 
    app:layout_constraintLeft_toLeftOf="parent" 
    app:layout_constraintRight_toRightOf="parent" 
    tools:ignore="ContentDescription" 
    tools:layout_constraintBottom_creator="1" 
    tools:layout_constraintLeft_creator="1" 
    tools:layout_constraintRight_creator="1" /> 

...................................... ............

我想在約束模式中添加一些按鈕到頁面，但我需要它們在不同的屏幕上調整大小。它出現按鈕1持有148dp的寬度，適用於Galaxy Nexus，但不適用於Nexus 4. Nexus 4需要158dp。但是，當我調整Nexus 4佈局中的按鈕大小時，它會在Galaxy佈局中縮小。現在有人可以告訴我怎麼解決這個

Answer 1

爲什麼你不給android:layout_width android:layout_height您的按鈕！從dimens給他們的大小和使用不同的dimens從資源到不同的屏幕尺寸