"android.view.InflateException: İkili XML dosyası hata şişirme sınıf" WebView'da

Question

hata

Benim özel WebView sınıfı meydana gelen hata: java.lang.RuntimeException: Unable to start activity ComponentInfo{com.example.ates.aaa/com.example.ates.aaa.MainActivity}: android.view.InflateException: Binary XML file line #9: Error inflating class com.example.ates.aaa.MyWebView

MyWebView:

public class MyWebView extends WebView { 

    public MyWebView(Context context) { 
     super(context); 
    } 

} 

MainActivity:

MyWebView wv; 

@Override 
protected void onCreate(Bundle savedInstanceState) { 
    super.onCreate(savedInstanceState); 
    setContentView(R.layout.activity_main); 

    wv = (MyWebView) findViewById(R.id.myWebView); 
    wv.loadUrl("www.google.com"); 

} 

activity_main.xml:

<?xml version="1.0" encoding="utf-8"?> 
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android" 
    android:layout_width="match_parent" 
    android:layout_height="match_parent" 
    android:paddingLeft="16dp" 
    android:paddingRight="16dp" > 


    <com.example.ates.aaa.MyWebView 
     android:layout_width="wrap_content" 
     android:layout_height="wrap_content" 
     android:id="@+id/myWebView" /> 


</RelativeLayout> 

tam StackTrace:

04-06 11:50:46.267 8818-8818/com.example.ates.aaa D/dalvikvm: Late-enabling CheckJNI 
04-06 11:50:46.283 8818-8818/com.example.ates.aaa W/dalvikvm: VFY: unable to find class referenced in signature (Landroid/view/SearchEvent;) 
04-06 11:50:46.283 8818-8818/com.example.ates.aaa I/dalvikvm: Could not find method android.view.Window$Callback.onSearchRequested, referenced from method android.support.v7.view.WindowCallbackWrapper.onSearchRequested 
04-06 11:50:46.283 8818-8818/com.example.ates.aaa W/dalvikvm: VFY: unable to resolve interface method 18801: Landroid/view/Window$Callback;.onSearchRequested (Landroid/view/SearchEvent;)Z 
04-06 11:50:46.283 8818-8818/com.example.ates.aaa D/dalvikvm: VFY: replacing opcode 0x72 at 0x0002 
04-06 11:50:46.283 8818-8818/com.example.ates.aaa I/dalvikvm: Could not find method android.view.Window$Callback.onWindowStartingActionMode, referenced from method android.support.v7.view.WindowCallbackWrapper.onWindowStartingActionMode 
04-06 11:50:46.283 8818-8818/com.example.ates.aaa W/dalvikvm: VFY: unable to resolve interface method 18805: Landroid/view/Window$Callback;.onWindowStartingActionMode (Landroid/view/ActionMode$Callback;I)Landroid/view/ActionMode; 
04-06 11:50:46.283 8818-8818/com.example.ates.aaa D/dalvikvm: VFY: replacing opcode 0x72 at 0x0002 
04-06 11:50:46.303 8818-8818/com.example.ates.aaa D/AndroidRuntime: Shutting down VM 
04-06 11:50:46.303 8818-8818/com.example.ates.aaa W/dalvikvm: threadid=1: thread exiting with uncaught exception (group=0xa62f4288) 
04-06 11:50:46.331 8818-8818/com.example.ates.aaa E/AndroidRuntime: 
    FATAL EXCEPTION: main 
    java.lang.RuntimeException: Unable to start activity ComponentInfo{com.example.ates.aaa/com.example.ates.aaa.MainActivity}: android.view.InflateException: Binary XML file line #9: Error inflating class com.example.ates.aaa.MyWebView 
     at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2059) 
     at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2084) 
     at android.app.ActivityThread.access$600(ActivityThread.java:130) 
     at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1195) 
     at android.os.Handler.dispatchMessage(Handler.java:99) 
     at android.os.Looper.loop(Looper.java:137) 
     at android.app.ActivityThread.main(ActivityThread.java:4745) 
     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:786) 
     at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:553) 
     at dalvik.system.NativeStart.main(Native Method) 
    Caused by: android.view.InflateException: Binary XML file line #9: Error inflating class com.example.ates.aaa.MyWebView 
     at android.view.LayoutInflater.createView(LayoutInflater.java:596) 
     at android.view.LayoutInflater.createViewFromTag(LayoutInflater.java:687) 
     at android.view.LayoutInflater.rInflate(LayoutInflater.java:746) 
     at android.view.LayoutInflater.inflate(LayoutInflater.java:489) 
     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:267) 
     at android.support.v7.app.AppCompatActivity.setContentView(AppCompatActivity.java:129) 
     at com.example.ates.aaa.MainActivity.onCreate(MainActivity.java:20) 
     at android.app.Activity.performCreate(Activity.java:5008) 
     at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1079) 
     at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2023) 
     at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2084)  
     at android.app.ActivityThread.access$600(ActivityThread.java:130)  
     at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1195)  
     at android.os.Handler.dispatchMessage(Handler.java:99)  
     at android.os.Looper.loop(Looper.java:137)  
     at android.app.ActivityThread.main(ActivityThread.java:4745)  
     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:786)  
     at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:553)  
     at dalvik.system.NativeStart.main(Native Method)  
    Caused by: java.lang.NoSuchMethodException: <init> [class android.content.Context, interface android.util.AttributeSet] 
     at java.lang.Class.getConstructorOrMethod(Class.java:460) 
     at java.lang.Class.getConstructor(Class.java:431) 
     at android.view.LayoutInflater.createView(LayoutInflater.java:561) 
     at android.view.LayoutInflater.createViewFromTag(LayoutInflater.java:687)  
     at android.view.LayoutInflater.rInflate(LayoutInflater.java:746)  
     at android.view.LayoutInflater.inflate(LayoutInflater.java:489)  
     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:267)  
     at android.support.v7.app.AppCompatActivity.setContentView(AppCompatActivity.java:129)  
     at com.example.ates.aaa.MainActivity.onCreate(MainActivity.java:20)  
     at android.app.Activity.performCreate(Activity.java:5008)  
     at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1079)  
     at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2023)  
     at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2084)  
     at android.app.ActivityThread.access$600(ActivityThread.java:130)  
     at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1195)  
     at android.os.Handler.dispatchMessage(Handler.java:99)  
     at android.os.Looper.loop(Looper.java:137)  
     at android.app.ActivityThread.main(ActivityThread.java:4745)  
     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:786)  
     at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:553)  
     at dalvik.system.NativeStart.main(Native Method)  
04-06 11:50:46.351 8818-8821/com.example.ates.aaa D/dalvikvm: GC_CONCURRENT freed 229K, 3% free 10898K/11207K, paused 10ms+0ms, total 12ms 
04-06 11:55:46.391 8818-8818/? I/Process: Sending signal. PID: 8818 SIG: 9 

Answer 1

Sizin com.example.ates.aaa.MyWebView sınıf bir Context ve parametre olarak bir AttributeSet alan yapıcıya eksik. this one on WebView — gibi — yapıcı, düzen kaynaklarında kullanmak istediğiniz tüm View alt sınıfları tarafından gereklidir.