自定义View编译失败。Binary XML file line #255: Error inflati

发布时间：2020-12-16 05:24:10 所属栏目：百科来源：网络整理

导读：02-2815:17:16.281:DEBUG/AndroidRuntime(391):ShuttingdownVM 02-2815:17:16.281:WARN/dalvikvm(391):threadid=1:threadexitingwithuncaughtexception(group=0x4001d800) 02-2815:17:16.372:ERROR/AndroidRuntime(391):FATALEXCEPTION:main 02-2815:17:16.3

02-2815:17:16.281:DEBUG/AndroidRuntime(391):ShuttingdownVM
02-2815:17:16.281:WARN/dalvikvm(391):threadid=1:threadexitingwithuncaughtexception(group=0x4001d800)
02-2815:17:16.372:ERROR/AndroidRuntime(391):FATALEXCEPTION:main
02-2815:17:16.372:ERROR/AndroidRuntime(391):java.lang.RuntimeException:UnabletostartactivityComponentInfo{com.min.musicdemo/com.min.musicdemo.MusicDemo}:android.view.InflateException:BinaryXMLfileline#255:Errorinflatingclasscom.min.musicdemo.lyric.LyricView
02-2815:17:16.372:ERROR/AndroidRuntime(391):atandroid.app.ActivityThread.performLaunchActivity(ActivityThread.java:2663)
02-2815:17:16.372:ERROR/AndroidRuntime(391):atandroid.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2679)
02-2815:17:16.372:ERROR/AndroidRuntime(391):atandroid.app.ActivityThread.access$2300(ActivityThread.java:125)
02-2815:17:16.372:ERROR/AndroidRuntime(391):atandroid.app.ActivityThread$H.handleMessage(ActivityThread.java:2033)
02-2815:17:16.372:ERROR/AndroidRuntime(391):atandroid.os.Handler.dispatchMessage(Handler.java:99)
02-2815:17:16.372:ERROR/AndroidRuntime(391):atandroid.os.Looper.loop(Looper.java:123)
02-2815:17:16.372:ERROR/AndroidRuntime(391):atandroid.app.ActivityThread.main(ActivityThread.java:4627)
02-2815:17:16.372:ERROR/AndroidRuntime(391):atjava.lang.reflect.Method.invokeNative(NativeMethod)
02-2815:17:16.372:ERROR/AndroidRuntime(391):atjava.lang.reflect.Method.invoke(Method.java:521)
02-2815:17:16.372:ERROR/AndroidRuntime(391):atcom.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:868)
02-2815:17:16.372:ERROR/AndroidRuntime(391):atcom.android.internal.os.ZygoteInit.main(ZygoteInit.java:626)
02-2815:17:16.372:ERROR/AndroidRuntime(391):atdalvik.system.NativeStart.main(NativeMethod)
02-2815:17:16.372:ERROR/AndroidRuntime(391):Causedby:android.view.InflateException:BinaryXMLfileline#255:Errorinflatingclasscom.min.musicdemo.lyric.LyricView
02-2815:17:16.372:ERROR/AndroidRuntime(391):atandroid.view.LayoutInflater.createView(LayoutInflater.java:513)
02-2815:17:16.372:ERROR/AndroidRuntime(391):atandroid.view.LayoutInflater.createViewFromTag(LayoutInflater.java:565)
02-2815:17:16.372:ERROR/AndroidRuntime(391):atandroid.view.LayoutInflater.rInflate(LayoutInflater.java:618)
02-2815:17:16.372:ERROR/AndroidRuntime(391):atandroid.view.LayoutInflater.rInflate(LayoutInflater.java:621)
02-2815:17:16.372:ERROR/AndroidRuntime(391):atandroid.view.LayoutInflater.inflate(LayoutInflater.java:407)
02-2815:17:16.372:ERROR/AndroidRuntime(391):atandroid.view.LayoutInflater.inflate(LayoutInflater.java:320)
02-2815:17:16.372:ERROR/AndroidRuntime(391):atandroid.view.LayoutInflater.inflate(LayoutInflater.java:276)
02-2815:17:16.372:ERROR/AndroidRuntime(391):atcom.android.internal.policy.impl.PhoneWindow.setContentView(PhoneWindow.java:198)
02-2815:17:16.372:ERROR/AndroidRuntime(391):atandroid.app.Activity.setContentView(Activity.java:1647)
02-2815:17:16.372:ERROR/AndroidRuntime(391):atcom.min.musicdemo.MusicDemo.onCreate(MusicDemo.java:255)
02-2815:17:16.372:ERROR/AndroidRuntime(391):atandroid.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1047)
02-2815:17:16.372:ERROR/AndroidRuntime(391):atandroid.app.ActivityThread.performLaunchActivity(ActivityThread.java:2627)
02-2815:17:16.372:ERROR/AndroidRuntime(391):...11more
02-2815:17:16.372:ERROR/AndroidRuntime(391):Causedby:java.lang.reflect.InvocationTargetException
02-2815:17:16.372:ERROR/AndroidRuntime(391):atcom.min.musicdemo.lyric.LyricView.<init>(LyricView.java:39)
02-2815:17:16.372:ERROR/AndroidRuntime(391):atjava.lang.reflect.Constructor.constructNative(NativeMethod)
02-2815:17:16.372:ERROR/AndroidRuntime(391):atjava.lang.reflect.Constructor.newInstance(Constructor.java:446)
02-2815:17:16.372:ERROR/AndroidRuntime(391):atandroid.view.LayoutInflater.createView(LayoutInflater.java:500)
02-2815:17:16.372:ERROR/AndroidRuntime(391):...23more
02-2815:17:16.372:ERROR/AndroidRuntime(391):Causedby:java.lang.NullPointerException
02-2815:17:16.372:ERROR/AndroidRuntime(391):...27more
02-2815:17:16.421:WARN/ActivityManager(60):Forcefinishingactivitycom.min.musicdemo/.MusicDemo
02-2815:17:16.942:WARN/ActivityManager(60):ActivitypausetimeoutforHistoryRecord{44035078com.min.musicdemo/.MusicDemo}
02-2815:17:27.986:WARN/ActivityManager(60):ActivitydestroytimeoutforHistoryRecord{44035078com.min.musicdemo/.MusicDemo}
02-2815:21:17.266:DEBUG/SntpClient(60):requesttimefailed:java.net.SocketException:Addressfamilynotsupportedbyprotocol

xml中使用

XML/HTML code 
   
?
 
        <!--VIEW3*********lyricarea--> 
       
        < 
        LinearLayout 
        xmlns:android 
        = 
        "http://schemas.android.com/apk/res/android" 
       
        android:id 
        "@+id/llLyric" 
       
        android:orientation 
        "vertical" 
       
        android:layout_width 
        "fill_parent" 
       
        android:layout_height 
        "fill_parent" 
       
        android:visibility 
        "gone" 
       
        android:layout_weight 
        "1" 
       
        > 
       
        TextView 
       
        "@+id/tvLyricTitle" 
       
        "fill_parent" 
       
        "wrap_content" 
       
        android:paddingLeft 
        "4dip" 
       
        android:text 
        "动感歌词" 
       
        android:textColor 
        "#0000FF" 
       
        android:layout_gravity 
        "center_horizontal" 
       
        android:gravity 
        "center" 
       
        /> 
       
        com.min.musicdemo.lyric.LyricView 
       
        "@+id/lyricView" 
       
        "fill_parent" 
       
        "200dip" 
       
        /> 
       
        </ 
        LinearLayout 
        >

类定义

Java code 
   
?
 
        25 
      
        26 
      
        27 
      
        28 
      
        29 
      
        30 
      
        31 
      
        32 
      
        33 
      
        34 
      
        public 
        class 
        LyricView 
        extends 
        View{ 
       
        private 
        static 
        final 
        StringTAG= 
        "LyricView" 
        ; 
       
        private 
        Paintpaint; 
       
        Rectrect;  
        //歌词显示区域 
       
        List<Sentence>list= 
        null 
        ;  
        //歌词list 
       
        Stringtext= 
        "Lyricisloading..." 
        //单行歌词 
       
        long 
        currentTime= 
        0 
        //正在演唱的时间 
       
        int 
        color= 
        0xFF0000FF 
        //歌词颜色 
       
        public 
        LyricView(Contextcontext){ 
       
        super 
        (context); 
       
        //生成paint 
       
        paint= 
        new 
        Paint(); 
       
        rect.left= 
        this 
        .getLeft(); 
       
        rect.top= 
        .getTop(); 
       
        rect.right= 
        .getRight(); 
       
        rect.bottom= 
        .getBottom(); 
       
        } 
       
        LyricView(Contextcontext,AttributeSetattrs){ 
        //构造方法；根据需要实现继承自View的方法 
       
        (context,attrs); 
       
        //生成paint 
       
        Paint(); 
       
        rect.left= 
        10 
        ; 
       
        rect.top= 
        50 
        ; 
       
        rect.right= 
        ; 
       
        rect.bottom= 
        ; 
       
        //对于我们自定义的类中，我们需要使用一个名为obtainStyledAttributes的方法来获取我们的定义。 
       
        //得到自定义控件的属性值。 
       
        } 
       
        靠，原来是在构造函数中忘了创建rect对象
 加上rect=newRect();就ok了

（编辑：李大同）

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