调整 android activity 的布局以适合所有屏幕并始终显示所有信息
Adjusting layout of android activity to fit all screens and always display all information
我的应用程序中有上述布局，但是我使用 Note 3 作为测试设备，每当我进行设计时，它对于大多数其他 phones 来说都太大了。这是我的 XML 文件。
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:tools="http://schemas.android.com/tools" android:layout_width="match_parent"
android:background="@drawable/backrepeat"
android:layout_height="match_parent" android:paddingLeft="@dimen/activity_horizontal_margin"
android:paddingRight="@dimen/activity_horizontal_margin"
android:paddingTop="@dimen/activity_vertical_margin"
android:paddingBottom="@dimen/activity_vertical_margin" tools:context=".MainActivity">
<LinearLayout
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_alignParentRight="true"
android:layout_alignParentBottom="true"
android:id="@+id/linearLayout">
<TextView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:textAppearance="?android:attr/textAppearanceLarge"
android:gravity="right"
android:text="Wynik: "
android:id="@+id/textView2"
android:layout_alignParentBottom="true"
/>
<TextView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:textAppearance="?android:attr/textAppearanceLarge"
android:text="0/0"
android:id="@+id/score"
android:layout_alignParentBottom="true"
android:layout_alignParentRight="true"
android:layout_alignParentEnd="true" />
</LinearLayout>
<LinearLayout
android:layout_width="fill_parent"
android:layout_height="100dp"
android:id="@+id/firstbutton"
android:gravity="center_horizontal"
android:layout_below="@+id/question">
<Button
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="New Button"
android:id="@+id/answera"
android:background="@drawable/buttonshape"
android:shadowColor="#A8A8A8"
android:shadowDx="0"
android:shadowDy="0"
android:shadowRadius="5"
android:onClick="Clicking"
android:textSize="18dp"
android:layout_centerHorizontal="true"
android:layout_marginTop="23dp" />
</LinearLayout>
<LinearLayout
android:layout_width="fill_parent"
android:layout_height="100dp"
android:id="@+id/secondbutton"
android:gravity="center_horizontal"
android:layout_below="@id/firstbutton">
<Button
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="New Button"
android:id="@+id/answerb"
android:background="@drawable/buttonshape"
android:shadowColor="#A8A8A8"
android:shadowDx="0"
android:shadowDy="0"
android:shadowRadius="5"
android:textSize="18dp"
android:onClick="Clicking"
android:layout_centerHorizontal="true"
android:layout_marginTop="23dp"/>
</LinearLayout>
<LinearLayout
android:layout_width="fill_parent"
android:layout_height="100dp"
android:id="@+id/thirdbutton"
android:gravity="center_horizontal"
android:layout_below="@id/secondbutton">
<Button
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="New Button"
android:id="@+id/answerc"
android:background="@drawable/buttonshape"
android:shadowColor="#A8A8A8"
android:shadowDx="0"
android:shadowDy="0"
android:shadowRadius="5"
android:textSize="18dp"
android:onClick="Clicking"
android:layout_centerHorizontal="true"
android:layout_marginTop="23dp">
</Button></LinearLayout>
<LinearLayout
android:layout_width="fill_parent"
android:layout_height="100dp"
android:id="@+id/fourthbutton"
android:gravity="center_horizontal"
android:layout_below="@id/thirdbutton">
<Button
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="New Button"
android:id="@+id/answerd"
android:background="@drawable/buttonshape"
android:shadowColor="#A8A8A8"
android:shadowDx="0"
android:shadowDy="0"
android:shadowRadius="5"
android:onClick="Clicking"
android:textSize="18dp"
android:layout_above="@+id/linearLayout"
android:layout_marginTop="23dp"
/>
</LinearLayout>
<TextView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="New Text"
android:textSize = "16sp"
android:id="@+id/question"
android:layout_alignParentTop="true"
android:layout_centerHorizontal="true" />
</RelativeLayout>
我希望布局适合任何 phone 大小并自动重新调整，以便第一个按钮始终位于文本下方，所有按钮均匀分布，它们之间有一个 space，并且最后一个按钮始终位于底部文本上方，并相应调整字体。我不确定如何用我的 XML.
完成此操作
更新：
Process: com.example.albert.mathapp, PID: 3832
java.lang.RuntimeException: Unable to start activity ComponentInfo{com.example.albert.mathapp/com.example.albert.mathapp.MainActivity}: android.view.InflateException: Binary XML file line #54: Error inflating class Button
at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2292)
at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2350)
at android.app.ActivityThread.access0(ActivityThread.java:163)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1257)
at android.os.Handler.dispatchMessage(Handler.java:102)
at android.os.Looper.loop(Looper.java:157)
at android.app.ActivityThread.main(ActivityThread.java:5335)
at java.lang.reflect.Method.invokeNative(Native Method)
at java.lang.reflect.Method.invoke(Method.java:515)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:1265)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1081)
at dalvik.system.NativeStart.main(Native Method)
Caused by: android.view.InflateException: Binary XML file line #54: Error inflating class Button
at android.view.LayoutInflater.createViewFromTag(LayoutInflater.java:719)
at android.view.LayoutInflater.rInflate(LayoutInflater.java:761)
at android.view.LayoutInflater.rInflate(LayoutInflater.java:769)
at android.view.LayoutInflater.rInflate(LayoutInflater.java:769)
at android.view.LayoutInflater.inflate(LayoutInflater.java:498)
at android.view.LayoutInflater.inflate(LayoutInflater.java:398)
at android.view.LayoutInflater.inflate(LayoutInflater.java:354)
at android.support.v7.app.AppCompatDelegateImplV7.setContentView(AppCompatDelegateImplV7.java:249)
at android.support.v7.app.AppCompatActivity.setContentView(AppCompatActivity.java:106)
at com.example.albert.mathapp.MainActivity.onCreate(MainActivity.java:61)
at android.app.Activity.performCreate(Activity.java:5389)
at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1105)
at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2256)
at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2350)
at android.app.ActivityThread.access0(ActivityThread.java:163)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1257)
at android.os.Handler.dispatchMessage(Handler.java:102)
at android.os.Looper.loop(Looper.java:157)
at android.app.ActivityThread.main(ActivityThread.java:5335)
at java.lang.reflect.Method.invokeNative(Native Method)
at java.lang.reflect.Method.invoke(Method.java:515)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:1265)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1081)
at dalvik.system.NativeStart.main(Native Method)
Caused by: java.lang.UnsupportedOperationException: Can't convert to dimension: type=0x1
at android.content.res.TypedArray.getDimensionPixelSize(TypedArray.java:464)
at android.widget.TextView.<init>(TextView.java:1415)
at android.widget.Button.<init>(Button.java:108)
at android.support.v7.widget.AppCompatButton.<init>(AppCompatButton.java:60)
at android.support.v7.widget.AppCompatButton.<init>(AppCompatButton.java:56)
at android.support.v7.internal.app.AppCompatViewInflater.createView(AppCompatViewInflater.java:97)
at android.support.v7.app.AppCompatDelegateImplV7.createView(AppCompatDelegateImplV7.java:782)
at android.support.v7.app.AppCompatDelegateImplV7.onCreateView(AppCompatDelegateImplV7.java:810)
at android.support.v4.view.LayoutInflaterCompatHC$FactoryWrapperHC.onCreateView(LayoutInflaterCompatHC.java:44)
at android.view.LayoutInflater.createViewFromTag(LayoutInflater.java:690)
at android.view.LayoutInflater.rInflate(LayoutInflater.java:761)
at android.view.LayoutInflater.rInflate(LayoutInflater.java:769)
at android.view.LayoutInflater.rInflate(LayoutInflater.java:769)
at android.view.LayoutInflater.inflate(LayoutInflater.java:498)
at android.view.LayoutInflater.inflate(LayoutInflater.java:398)
at android.view.LayoutInflater.inflate(LayoutInflater.java:354)
at android.support.v7.app.AppCompatDelegateImplV7.setContentView(AppCompatDelegateImplV7.java:249)
at android.support.v7.app.AppCompatActivity.setContentView(AppCompatActivity.java:106)
at com.example.albert.mathapp.MainActivity.onCreate(MainActivity.java:61)
at android.app.Activity.performCreate(Activity.java:5389)
at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1105)
at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2256)
at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2350)
at android.app.ActivityThread.access0(ActivityThread.java:163)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1257)
at android.os.Handler.dispatchMessage(Handler.java:102)
at android.os.Looper.loop(Looper.java:157)
at android.app.ActivityThread.main(ActivityThread.java:5335)
at java.lang.reflect.Method.invokeNative(Native Method)
at java.lang.reflect.Method.invoke(Method.java:515)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:1265)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1081)
at dalvik.system.NativeStart.main(Native Method)
我建议使用权重而不是设置高度。在下面的示例中，我使用了您的示例（删除了我没有的背景）并将每个包含按钮的布局的权重设置为 1。我还设置了布局的父级以匹配父级，因此布局包含按钮将根据其父级大小调整其大小。
<RelativeLayout
xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:paddingBottom="@dimen/activity_vertical_margin"
android:paddingLeft="@dimen/activity_horizontal_margin"
android:paddingRight="@dimen/activity_horizontal_margin"
android:paddingTop="@dimen/activity_vertical_margin"
tools:context=".MainActivity">
<LinearLayout
android:id="@+id/linearLayout"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_alignParentBottom="true"
android:layout_alignParentRight="true">
<TextView
android:id="@+id/textView2"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_alignParentBottom="true"
android:gravity="right"
android:text="Wynik: "
android:textAppearance="?android:attr/textAppearanceLarge"
/>
<TextView
android:id="@+id/score"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_alignParentBottom="true"
android:layout_alignParentEnd="true"
android:layout_alignParentRight="true"
android:text="0/0"
android:textAppearance="?android:attr/textAppearanceLarge"/>
</LinearLayout>
<LinearLayout
android:layout_width="match_parent"
android:layout_height="match_parent"
android:layout_below="@+id/question"
android:layout_marginBottom="56dp"
android:orientation="vertical">
<LinearLayout
android:layout_width="fill_parent"
android:layout_height="0dp"
android:layout_weight="1"
android:gravity="center_horizontal">
<Button
android:id="@+id/answera"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_centerHorizontal="true"
android:layout_marginTop="23dp"
android:onClick="Clicking"
android:shadowColor="#A8A8A8"
android:shadowDx="0"
android:shadowDy="0"
android:shadowRadius="5"
android:text="New Button"
android:textSize="18dp"/>
</LinearLayout>
<LinearLayout
android:layout_width="fill_parent"
android:layout_height="0dp"
android:layout_weight="1"
android:gravity="center_horizontal">
<Button
android:id="@+id/answerb"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_centerHorizontal="true"
android:layout_marginTop="23dp"
android:onClick="Clicking"
android:shadowColor="#A8A8A8"
android:shadowDx="0"
android:shadowDy="0"
android:shadowRadius="5"
android:text="New Button"
android:textSize="18dp"/>
</LinearLayout>
<LinearLayout
android:layout_width="fill_parent"
android:layout_height="0dp"
android:layout_weight="1"
android:gravity="center_horizontal">
<Button
android:id="@+id/answerc"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_centerHorizontal="true"
android:layout_marginTop="23dp"
android:onClick="Clicking"
android:shadowColor="#A8A8A8"
android:shadowDx="0"
android:shadowDy="0"
android:shadowRadius="5"
android:text="New Button"
android:textSize="18dp"/>
</LinearLayout>
<LinearLayout
android:layout_width="fill_parent"
android:layout_height="0dp"
android:layout_weight="1"
android:gravity="center_horizontal">
<Button
android:id="@+id/answerd"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_above="@+id/linearLayout"
android:layout_marginTop="23dp"
android:onClick="Clicking"
android:shadowColor="#A8A8A8"
android:shadowDx="0"
android:shadowDy="0"
android:shadowRadius="5"
android:text="New Button"
android:textSize="18dp"
/>
</LinearLayout>
</LinearLayout>
<TextView
android:id="@+id/question"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_alignParentTop="true"
android:layout_centerHorizontal="true"
android:text="New Text"
android:textSize="16sp"/>
</RelativeLayout>
我的应用程序中有上述布局，但是我使用 Note 3 作为测试设备，每当我进行设计时，它对于大多数其他 phones 来说都太大了。这是我的 XML 文件。
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:tools="http://schemas.android.com/tools" android:layout_width="match_parent"
android:background="@drawable/backrepeat"
android:layout_height="match_parent" android:paddingLeft="@dimen/activity_horizontal_margin"
android:paddingRight="@dimen/activity_horizontal_margin"
android:paddingTop="@dimen/activity_vertical_margin"
android:paddingBottom="@dimen/activity_vertical_margin" tools:context=".MainActivity">
<LinearLayout
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_alignParentRight="true"
android:layout_alignParentBottom="true"
android:id="@+id/linearLayout">
<TextView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:textAppearance="?android:attr/textAppearanceLarge"
android:gravity="right"
android:text="Wynik: "
android:id="@+id/textView2"
android:layout_alignParentBottom="true"
/>
<TextView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:textAppearance="?android:attr/textAppearanceLarge"
android:text="0/0"
android:id="@+id/score"
android:layout_alignParentBottom="true"
android:layout_alignParentRight="true"
android:layout_alignParentEnd="true" />
</LinearLayout>
<LinearLayout
android:layout_width="fill_parent"
android:layout_height="100dp"
android:id="@+id/firstbutton"
android:gravity="center_horizontal"
android:layout_below="@+id/question">
<Button
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="New Button"
android:id="@+id/answera"
android:background="@drawable/buttonshape"
android:shadowColor="#A8A8A8"
android:shadowDx="0"
android:shadowDy="0"
android:shadowRadius="5"
android:onClick="Clicking"
android:textSize="18dp"
android:layout_centerHorizontal="true"
android:layout_marginTop="23dp" />
</LinearLayout>
<LinearLayout
android:layout_width="fill_parent"
android:layout_height="100dp"
android:id="@+id/secondbutton"
android:gravity="center_horizontal"
android:layout_below="@id/firstbutton">
<Button
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="New Button"
android:id="@+id/answerb"
android:background="@drawable/buttonshape"
android:shadowColor="#A8A8A8"
android:shadowDx="0"
android:shadowDy="0"
android:shadowRadius="5"
android:textSize="18dp"
android:onClick="Clicking"
android:layout_centerHorizontal="true"
android:layout_marginTop="23dp"/>
</LinearLayout>
<LinearLayout
android:layout_width="fill_parent"
android:layout_height="100dp"
android:id="@+id/thirdbutton"
android:gravity="center_horizontal"
android:layout_below="@id/secondbutton">
<Button
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="New Button"
android:id="@+id/answerc"
android:background="@drawable/buttonshape"
android:shadowColor="#A8A8A8"
android:shadowDx="0"
android:shadowDy="0"
android:shadowRadius="5"
android:textSize="18dp"
android:onClick="Clicking"
android:layout_centerHorizontal="true"
android:layout_marginTop="23dp">
</Button></LinearLayout>
<LinearLayout
android:layout_width="fill_parent"
android:layout_height="100dp"
android:id="@+id/fourthbutton"
android:gravity="center_horizontal"
android:layout_below="@id/thirdbutton">
<Button
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="New Button"
android:id="@+id/answerd"
android:background="@drawable/buttonshape"
android:shadowColor="#A8A8A8"
android:shadowDx="0"
android:shadowDy="0"
android:shadowRadius="5"
android:onClick="Clicking"
android:textSize="18dp"
android:layout_above="@+id/linearLayout"
android:layout_marginTop="23dp"
/>
</LinearLayout>
<TextView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="New Text"
android:textSize = "16sp"
android:id="@+id/question"
android:layout_alignParentTop="true"
android:layout_centerHorizontal="true" />
</RelativeLayout>
我希望布局适合任何 phone 大小并自动重新调整，以便第一个按钮始终位于文本下方，所有按钮均匀分布，它们之间有一个 space，并且最后一个按钮始终位于底部文本上方，并相应调整字体。我不确定如何用我的 XML.
完成此操作更新：
Process: com.example.albert.mathapp, PID: 3832
java.lang.RuntimeException: Unable to start activity ComponentInfo{com.example.albert.mathapp/com.example.albert.mathapp.MainActivity}: android.view.InflateException: Binary XML file line #54: Error inflating class Button
at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2292)
at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2350)
at android.app.ActivityThread.access0(ActivityThread.java:163)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1257)
at android.os.Handler.dispatchMessage(Handler.java:102)
at android.os.Looper.loop(Looper.java:157)
at android.app.ActivityThread.main(ActivityThread.java:5335)
at java.lang.reflect.Method.invokeNative(Native Method)
at java.lang.reflect.Method.invoke(Method.java:515)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:1265)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1081)
at dalvik.system.NativeStart.main(Native Method)
Caused by: android.view.InflateException: Binary XML file line #54: Error inflating class Button
at android.view.LayoutInflater.createViewFromTag(LayoutInflater.java:719)
at android.view.LayoutInflater.rInflate(LayoutInflater.java:761)
at android.view.LayoutInflater.rInflate(LayoutInflater.java:769)
at android.view.LayoutInflater.rInflate(LayoutInflater.java:769)
at android.view.LayoutInflater.inflate(LayoutInflater.java:498)
at android.view.LayoutInflater.inflate(LayoutInflater.java:398)
at android.view.LayoutInflater.inflate(LayoutInflater.java:354)
at android.support.v7.app.AppCompatDelegateImplV7.setContentView(AppCompatDelegateImplV7.java:249)
at android.support.v7.app.AppCompatActivity.setContentView(AppCompatActivity.java:106)
at com.example.albert.mathapp.MainActivity.onCreate(MainActivity.java:61)
at android.app.Activity.performCreate(Activity.java:5389)
at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1105)
at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2256)
at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2350)
at android.app.ActivityThread.access0(ActivityThread.java:163)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1257)
at android.os.Handler.dispatchMessage(Handler.java:102)
at android.os.Looper.loop(Looper.java:157)
at android.app.ActivityThread.main(ActivityThread.java:5335)
at java.lang.reflect.Method.invokeNative(Native Method)
at java.lang.reflect.Method.invoke(Method.java:515)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:1265)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1081)
at dalvik.system.NativeStart.main(Native Method)
Caused by: java.lang.UnsupportedOperationException: Can't convert to dimension: type=0x1
at android.content.res.TypedArray.getDimensionPixelSize(TypedArray.java:464)
at android.widget.TextView.<init>(TextView.java:1415)
at android.widget.Button.<init>(Button.java:108)
at android.support.v7.widget.AppCompatButton.<init>(AppCompatButton.java:60)
at android.support.v7.widget.AppCompatButton.<init>(AppCompatButton.java:56)
at android.support.v7.internal.app.AppCompatViewInflater.createView(AppCompatViewInflater.java:97)
at android.support.v7.app.AppCompatDelegateImplV7.createView(AppCompatDelegateImplV7.java:782)
at android.support.v7.app.AppCompatDelegateImplV7.onCreateView(AppCompatDelegateImplV7.java:810)
at android.support.v4.view.LayoutInflaterCompatHC$FactoryWrapperHC.onCreateView(LayoutInflaterCompatHC.java:44)
at android.view.LayoutInflater.createViewFromTag(LayoutInflater.java:690)
at android.view.LayoutInflater.rInflate(LayoutInflater.java:761)
at android.view.LayoutInflater.rInflate(LayoutInflater.java:769)
at android.view.LayoutInflater.rInflate(LayoutInflater.java:769)
at android.view.LayoutInflater.inflate(LayoutInflater.java:498)
at android.view.LayoutInflater.inflate(LayoutInflater.java:398)
at android.view.LayoutInflater.inflate(LayoutInflater.java:354)
at android.support.v7.app.AppCompatDelegateImplV7.setContentView(AppCompatDelegateImplV7.java:249)
at android.support.v7.app.AppCompatActivity.setContentView(AppCompatActivity.java:106)
at com.example.albert.mathapp.MainActivity.onCreate(MainActivity.java:61)
at android.app.Activity.performCreate(Activity.java:5389)
at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1105)
at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2256)
at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2350)
at android.app.ActivityThread.access0(ActivityThread.java:163)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1257)
at android.os.Handler.dispatchMessage(Handler.java:102)
at android.os.Looper.loop(Looper.java:157)
at android.app.ActivityThread.main(ActivityThread.java:5335)
at java.lang.reflect.Method.invokeNative(Native Method)
at java.lang.reflect.Method.invoke(Method.java:515)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:1265)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1081)
at dalvik.system.NativeStart.main(Native Method)
我建议使用权重而不是设置高度。在下面的示例中，我使用了您的示例（删除了我没有的背景）并将每个包含按钮的布局的权重设置为 1。我还设置了布局的父级以匹配父级，因此布局包含按钮将根据其父级大小调整其大小。
<RelativeLayout
xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:paddingBottom="@dimen/activity_vertical_margin"
android:paddingLeft="@dimen/activity_horizontal_margin"
android:paddingRight="@dimen/activity_horizontal_margin"
android:paddingTop="@dimen/activity_vertical_margin"
tools:context=".MainActivity">
<LinearLayout
android:id="@+id/linearLayout"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_alignParentBottom="true"
android:layout_alignParentRight="true">
<TextView
android:id="@+id/textView2"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_alignParentBottom="true"
android:gravity="right"
android:text="Wynik: "
android:textAppearance="?android:attr/textAppearanceLarge"
/>
<TextView
android:id="@+id/score"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_alignParentBottom="true"
android:layout_alignParentEnd="true"
android:layout_alignParentRight="true"
android:text="0/0"
android:textAppearance="?android:attr/textAppearanceLarge"/>
</LinearLayout>
<LinearLayout
android:layout_width="match_parent"
android:layout_height="match_parent"
android:layout_below="@+id/question"
android:layout_marginBottom="56dp"
android:orientation="vertical">
<LinearLayout
android:layout_width="fill_parent"
android:layout_height="0dp"
android:layout_weight="1"
android:gravity="center_horizontal">
<Button
android:id="@+id/answera"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_centerHorizontal="true"
android:layout_marginTop="23dp"
android:onClick="Clicking"
android:shadowColor="#A8A8A8"
android:shadowDx="0"
android:shadowDy="0"
android:shadowRadius="5"
android:text="New Button"
android:textSize="18dp"/>
</LinearLayout>
<LinearLayout
android:layout_width="fill_parent"
android:layout_height="0dp"
android:layout_weight="1"
android:gravity="center_horizontal">
<Button
android:id="@+id/answerb"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_centerHorizontal="true"
android:layout_marginTop="23dp"
android:onClick="Clicking"
android:shadowColor="#A8A8A8"
android:shadowDx="0"
android:shadowDy="0"
android:shadowRadius="5"
android:text="New Button"
android:textSize="18dp"/>
</LinearLayout>
<LinearLayout
android:layout_width="fill_parent"
android:layout_height="0dp"
android:layout_weight="1"
android:gravity="center_horizontal">
<Button
android:id="@+id/answerc"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_centerHorizontal="true"
android:layout_marginTop="23dp"
android:onClick="Clicking"
android:shadowColor="#A8A8A8"
android:shadowDx="0"
android:shadowDy="0"
android:shadowRadius="5"
android:text="New Button"
android:textSize="18dp"/>
</LinearLayout>
<LinearLayout
android:layout_width="fill_parent"
android:layout_height="0dp"
android:layout_weight="1"
android:gravity="center_horizontal">
<Button
android:id="@+id/answerd"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_above="@+id/linearLayout"
android:layout_marginTop="23dp"
android:onClick="Clicking"
android:shadowColor="#A8A8A8"
android:shadowDx="0"
android:shadowDy="0"
android:shadowRadius="5"
android:text="New Button"
android:textSize="18dp"
/>
</LinearLayout>
</LinearLayout>
<TextView
android:id="@+id/question"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_alignParentTop="true"
android:layout_centerHorizontal="true"
android:text="New Text"
android:textSize="16sp"/>
</RelativeLayout>