"android.view.View non può essere gettato a android.view.ViewGroup" eccezione

Question

Sto lavorando su un'applicazione Android e ho aggiunto un file di layout XML che dovrebbe essere un frammento dopo:

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

    <ImageView 
     android:id="@+id/imgTile" 
     android:src="@drawable/tile_background" 
     android:contentDescription="@string/CD_TILE_BACKGROUND_IMAGE" 
     android:layout_width="match_parent" 
     android:layout_height="match_parent"> 
    </ImageView> 

</View> 

Quando ho cercare di tornare al layout grafico in Eclipse, ottengo questa eccezione nel log degli errori:

java.lang.ClassCastException: android.view.View cannot be cast to android.view.ViewGroup 
    at android.view.LayoutInflater.rInflate_Original(LayoutInflater.java:740) 
    at android.view.LayoutInflater_Delegate.rInflate(LayoutInflater_Delegate.java:64) 
    at android.view.LayoutInflater.rInflate(LayoutInflater.java:711) 
    at android.view.LayoutInflater.inflate(LayoutInflater.java:489) 
    at android.view.LayoutInflater.inflate(LayoutInflater.java:372) 
    at com.android.layoutlib.bridge.impl.RenderSessionImpl.inflate(RenderSessionImpl.java:321) 
    at com.android.layoutlib.bridge.Bridge.createSession(Bridge.java:324) 
    at com.android.ide.common.rendering.LayoutLibrary.createSession(LayoutLibrary.java:325) 
    at com.android.ide.eclipse.adt.internal.editors.layout.gle2.RenderService.createRenderSession(RenderService.java:372) 
    at com.android.ide.eclipse.adt.internal.editors.layout.gle2.GraphicalEditorPart.renderWithBridge(GraphicalEditorPart.java:1361) 
    at com.android.ide.eclipse.adt.internal.editors.layout.gle2.GraphicalEditorPart.recomputeLayout(GraphicalEditorPart.java:1115) 
    at com.android.ide.eclipse.adt.internal.editors.layout.gle2.GraphicalEditorPart.activated(GraphicalEditorPart.java:941) 
    at com.android.ide.eclipse.adt.internal.editors.layout.LayoutEditorDelegate.delegatePageChange(LayoutEditorDelegate.java:450) 
    at com.android.ide.eclipse.adt.internal.editors.common.CommonXmlEditor.pageChange(CommonXmlEditor.java:358) 
    at org.eclipse.ui.part.MultiPageEditorPart$2.widgetSelected(MultiPageEditorPart.java:290) 
    at org.eclipse.swt.widgets.TypedListener.handleEvent(TypedListener.java:240) 
    at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84) 
    at org.eclipse.swt.widgets.Display.sendEvent(Display.java:4128) 
    at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1457) 
    at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1480) 
    at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1465) 
    at org.eclipse.swt.widgets.Widget.notifyListeners(Widget.java:1270) 
    at org.eclipse.swt.custom.CTabFolder.setSelection(CTabFolder.java:2746) 
    at org.eclipse.swt.custom.CTabFolder.onMouse(CTabFolder.java:1433) 
    at org.eclipse.swt.custom.CTabFolder$1.handleEvent(CTabFolder.java:257) 
    at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84) 
    at org.eclipse.swt.widgets.Display.sendEvent(Display.java:4128) 
    at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1457) 
    at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1480) 
    at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1465) 
    at org.eclipse.swt.widgets.Widget.notifyListeners(Widget.java:1270) 
    at org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java:3974) 
    at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3613) 
    at org.eclipse.ui.internal.Workbench.runEventLoop(Workbench.java:2701) 
    at org.eclipse.ui.internal.Workbench.runUI(Workbench.java:2665) 
    at org.eclipse.ui.internal.Workbench.access$4(Workbench.java:2499) 
    at org.eclipse.ui.internal.Workbench$7.run(Workbench.java:679) 
    at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332) 
    at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:668) 
    at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:149) 
    at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:123) 
    at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) 
    at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:110) 
    at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:79) 
    at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:344) 
    at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:179) 
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) 
    at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39) 
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) 
    at java.lang.reflect.Method.invoke(Method.java:597) 
    at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:622) 
    at org.eclipse.equinox.launcher.Main.basicRun(Main.java:577) 
    at org.eclipse.equinox.launcher.Main.run(Main.java:1410) 

qualcuno mi può aiutare con questa eccezione?

Answer 1

Credo che si dovrebbe usare

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

    <ImageView 
     android:id="@+id/imgTile" 
     android:src="@drawable/tile_background" 
     android:contentDescription="@string/CD_TILE_BACKGROUND_IMAGE" 
     android:layout_width="match_parent" 
     android:layout_height="match_parent"> 
    </ImageView> 

</LinearLayout > 

come View non ha alcuna funzione come add (other_view) è possibile aggiungere una vista in ViewGorup ....