android 应用屏幕的背景图片

Question

我想将此图片设置为我的应用程序的背景，但无济于事：

https://www.google.co.in/search?q=chalk+board&espv=2&biw=1484&bih=777&site=webhp&tbm=isch&imgil=JtRlMEFBw1_A-M%253A%253B9JmQtC9sRdMPkM%253Bhttp%25253A%25252F%25252Faspireblog.org%25252Fhigher-ed%25252Fa-journey-from-dirt-poor-to-a-masters-degree%25252Fattachment%25252Fchalkboard%25252F&source=iu&pf=m&fir=JtRlMEFBw1_A-M%253A%252C9JmQtC9sRdMPkM%252C_&usg=__eE7zC2LFHb8TNIs9rjp6G4eqos4%3D&ved=0ahUKEwjK9dfgxpXLAhUQB44KHUNuDPsQyjcIRQ&ei=dlXQVsriOJCOuATD3LHYDw#imgrc=9SRpOnqY7vwJeM%3A

我的日志猫：

FATAL EXCEPTION: main java.lang.RuntimeException: Unable to start activity ComponentInfo{autogenie.touch2/autogenie.touch2.MainActivity}: android.view.InflateException: Binary XML file line #2: Error inflating class android.widget.RelativeLayout at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2180) at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2230) at android.app.ActivityThread.access0(ActivityThread.java:141) at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1234) at android.os.Handler.dispatchMessage(Handler.java:99) at android.os.Looper.loop(Looper.java:137) at android.app.ActivityThread.main(ActivityThread.java:5041) at java.lang.reflect.Method.invokeNative(Native Method) at java.lang.reflect.Method.invoke(Method.java:511) at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:793) at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:560) at dalvik.system.NativeStart.main(Native Method) Caused by: android.view.InflateException: Binary XML file line #2: Error inflating class android.widget.RelativeLayout at android.view.LayoutInflater.createView(LayoutInflater.java:613) at com.android.internal.policy.impl.PhoneLayoutInflater.onCreateView(PhoneLayoutInflater.java:56) at android.view.LayoutInflater.onCreateView(LayoutInflater.java:660) at android.view.LayoutInflater.createViewFromTag(LayoutInflater.java:685) at android.view.LayoutInflater.inflate(LayoutInflater.java:466) at android.view.LayoutInflater.inflate(LayoutInflater.java:396) at android.view.LayoutInflater.inflate(LayoutInflater.java:352) at android.support.v7.app.AppCompatDelegateImplV7.setContentView(AppCompatDelegateImplV7.java:256) at android.support.v7.app.AppCompatActivity.setContentView(AppCompatActivity.java:109) at autogenie.touch2.MainActivity.onCreate(MainActivity.java:27) at android.app.Activity.performCreate(Activity.java:5104) at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1080) at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2144) at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2230) at android.app.ActivityThread.access0(ActivityThread.java:141) at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1234) at android.os.Handler.dispatchMessage(Handler.java:99) at android.os.Looper.loop(Looper.java:137) at android.app.ActivityThread.main(ActivityThread.java:5041) at java.lang.reflect.Method.invokeNative(Native Method) at java.lang.reflect.Method.invoke(Method.java:511) at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:793) at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:560) at dalvik.system.NativeStart.main(Native Method) Caused by: java.lang.reflect.InvocationTargetException at java.lang.reflect.Constructor.constructNative(Native Method) at java.lang.reflect.Constructor.newInstance(Constructor.java:417) at android.view.LayoutInflater.createView(LayoutInflater.java:587) at com.android.internal.policy.impl.PhoneLayoutInflater.onCreateView(PhoneLayoutInflater.java:56) at android.view.LayoutInflater.onCreateView(LayoutInflater.java:660) at android.view.LayoutInflater.createViewFromTag(LayoutInflater.java:685) at android.view.LayoutInflater.inflate(LayoutInflater.java:466) at android.view.LayoutInflater.inflate(LayoutInflater.java:396) at android.view.LayoutInflater.inflate(LayoutInflater.java:352) at android.support.v7.app.AppCompatDelegateImplV7.setContentView(AppCompatDelegateImplV7.java:256) at android.support.v7.app.AppCompatActivity.setContentView(AppCompatActivity.java:109) at autogenie.touch2.MainActivity.onCreate(MainActivity.java:27) at android.app.Activity.performCreate(Activity.java:5104) at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1080) at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2144) at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2230) at android.app.ActivityThread.access0(ActivityThread.java:141) at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1234) at android.os.Handler.dispatchMessage(Handler.java:99) at android.os.Looper.loop(Looper.java:137) at android.app.ActivityThread.main(ActivityThread.java:5041) at java.lang.reflect.Method.invokeNative(Native Method) at java.lang.reflect.Method.invoke(Method.java:511) at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:793) at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:560) at dalvik.system.NativeStart.main(Native Method) Caused by: java.lang.OutOfMemoryError at android.graphics.BitmapFactory.nativeDecodeAsset(Native Method) at android.graphics.BitmapFactory.decodeStream(BitmapFactory.java:502) at android.graphics.BitmapFactory.decodeResourceStream(BitmapFactory.java:355) at android.graphics.drawable.Drawable.createFromResourceStream(Drawable.java:785) at android.content.res.Resources.loadDrawable(Resources.java:1965) at android.content.res.TypedArray.getDrawable(TypedArray.java:601) at android.view.View.(View.java:3330) at android.view.View.(View.java:3259) at android.view.ViewGroup.(ViewGroup.java:425) at android.widget.RelativeLayout.(RelativeLayout.java:210) at java.lang.reflect.Constructor.constructNative(Native Method) at java.lang.reflect.Constructor.newInstance(Constructor.java:417) at android.view.LayoutInflater.createView(LayoutInflater.java:587) at com.android.internal.policy.impl.PhoneLayoutInflater.onCreateView(PhoneLayoutInflater.java:56) at android.view.LayoutInflater.onCreateView(LayoutInflater.java:660) at android.view.LayoutInflater.createViewFromTag(LayoutInflater.java:685) at android.view.LayoutInflater.inflate(LayoutInflater.java:466) at android.view.LayoutInflater.inflate(LayoutInflater.java:396) at android.view.LayoutInflater.inflate(LayoutInflater.java:352) at android.support.v7.app.AppCompatDelegateImplV7.setContentView(AppCompatDelegateImplV7.java:256) at android.support.v7.app.AppCompatActivity.setContentView(AppCompatActivity.java:109) at autogenie.touch2.MainActivity.onCreate(MainActivity.java:27) at android.app.Activity.performCreate(Activity.java:5104) at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1080) at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2144) at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2230) at android.app.ActivityThread.access0(ActivityThread.java:141) at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1234) at android.os.Handler.dispatchMessage(Handler.java:99) at android.os.Looper.loop(Looper.java:137) at android.app.ActivityThread.main(ActivityThread.java:5041) at java.lang.reflect.Method.invokeNative(Native Method) at java.lang.reflect.Method.invoke(Method.java:511)

Activity main.xml:

<?xml version="1.0" encoding="utf-8"?>
<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="autogenie.touch2.MainActivity"
    android:background="@drawable/chalkboard">

    <autogenie.touch2.Circle
        android:id="@+id/circle"
        android:layout_centerInParent="true"
        android:layout_width="300dp"
        android:layout_height="300dp" />

</RelativeLayout>

Answer 1

我遇到了这个问题 too.My 当我使用像你的 3000x2000px 这样的大图像时出现问题，并且在某些设备上因 outOfMemmory 而崩溃。尝试调整图像大小我认为崩溃来自太大图片。希望能为您效劳！

android 应用屏幕的背景图片

Background image for android app screen

android

android-image

android-layout

android-imageview