android.view.InflateException：二进制 XML 文件第 9 行：错误膨胀类 <unknown>

问题描述 投票：0回答：4

我已经研究这个问题几个小时了，类似的错误有解决方案但没有解决问题。

我在不同的活动中为多个 ListView 重用这个 XML 文件（我假设与它有关），但我不明白为什么它会中断。 XML 文件代表 ListView 中的各个项目。

这是 XML：

<?xml version="1.0" encoding="utf-8"?>
<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="fill_parent"
    android:layout_height="wrap_content"
    android:paddingLeft="10dp"
    android:paddingRight="10dp"
    android:paddingTop="5dp" >

    <LinearLayout
        android:id="@+id/post"
        android:layout_width="fill_parent"
        android:layout_height="wrap_content"
        android:background="?attr/postBackground"
        android:orientation="horizontal" >

        <LinearLayout
            android:layout_width="fill_parent"
            android:layout_height="fill_parent"
            android:orientation="vertical" >

            <LinearLayout
                android:id="@+id/postTop"
                android:layout_width="fill_parent"
                android:layout_height="wrap_content"
                android:orientation="horizontal"
                android:padding="8dp" >

                <LinearLayout
                    android:layout_width="wrap_content"
                    android:layout_height="wrap_content"
                    android:layout_weight="1"
                    android:orientation="vertical" >

                    <!-- Title -->

                    <TextView
                        android:id="@+id/title"
                        android:layout_width="wrap_content"
                        android:layout_height="wrap_content"
                        android:fontFamily="sans-serif-light"
                        android:textColor="?attr/postTitle"
                        android:textSize="16sp"
                        android:textStyle="bold" />

                    <!-- subreddit + domain -->

                    <TextView
                        android:id="@+id/subredditDomainVotes"
                        android:layout_width="wrap_content"
                        android:layout_height="wrap_content"
                        android:fontFamily="sans-serif"
                        android:gravity="left"
                        android:textColor="#828282"
                        android:textSize="13sp" />

                    <TextView
                        android:id="@+id/date"
                        android:layout_width="wrap_content"
                        android:layout_height="wrap_content"
                        android:fontFamily="sans-serif"
                        android:gravity="left"
                        android:textColor="#828282"
                        android:textSize="13sp" />
                </LinearLayout>

            </LinearLayout>

            <ImageView
                android:id="@+id/imagePreview"
                android:layout_width="fill_parent"
                android:layout_height="200dp"
                android:adjustViewBounds="false"
                android:background="?attr/postPreviewBground"
                android:contentDescription="@string/empty"
                android:scaleType="centerCrop" />

            <RelativeLayout
                android:layout_width="fill_parent"
                android:layout_height="wrap_content"
                android:background="?attr/postBottom"
                android:padding="8dp" >

                <!-- Author -->

                <TextView
                    android:id="@+id/author"
                    style="?attr/postButton"
                    android:layout_width="wrap_content"
                    android:layout_height="wrap_content"
                    android:layout_alignParentLeft="true"
                    android:textSize="12sp" />

                <!-- Comments -->

                <TextView
                    android:id="@+id/comments"
                    style="?attr/postButton"
                    android:layout_width="wrap_content"
                    android:layout_height="wrap_content"
                    android:layout_alignParentRight="true"
                    android:textSize="12sp" />
            </RelativeLayout>
        </LinearLayout>
    </LinearLayout>

</FrameLayout>

这是 Java（convertView = (FrameLayout) FrameLayout.inflate(mContext, R.layout.column_post, null); 上发生错误：

@Override
public View getView(int position, View convertView, ViewGroup parent) {

JSONObject thePost = null;
String kind = null;
try {
    thePost = mPosts.getJSONObject(position);
    kind = thePost.getString("kind");
} catch (Exception e) {
    System.out.println("errreoroer");
}

if (null == convertView) {

    LayoutInflater inflater = (LayoutInflater) mContext
            .getSystemService(Context.LAYOUT_INFLATER_SERVICE);

    convertView = new FrameLayout(mContext);

    if (Switches.getInMailView()) {

        convertView = (RelativeLayout) inflater.inflate(
                R.layout.mail_post, parent, false);

        mailHolder = new MailHolder();
        mailHolder.authorView = (TextView) convertView
                .findViewById(R.id.author);
        mailHolder.dateView = (TextView) convertView
                .findViewById(R.id.date);
        mailHolder.subjectView = (TextView) convertView
                .findViewById(R.id.subject);

    } else {

        if (kind.equals("t3")) {
                  //ERROR HAPPENS RIGHT HERE
            convertView = (FrameLayout) FrameLayout.inflate(mContext, R.layout.column_post, null);

            holder = new PostHolder();
            // grab the post view objects
            holder.postTitleView = (TextView) convertView
                    .findViewById(R.id.title);
            holder.dateView = (TextView) convertView
                    .findViewById(R.id.date);
            holder.authorView = (TextView) convertView
                    .findViewById(R.id.author);
            holder.commentsView = (TextView) convertView
                    .findViewById(R.id.comments);
            holder.subredditDomainVotesView = (TextView) convertView
                    .findViewById(R.id.subredditDomainVotes);
            holder.imagePreviewView = (ImageView) convertView
                    .findViewById(R.id.imagePreview);
            holder.postTopView = (LinearLayout) convertView
                    .findViewById(R.id.postTop);

            convertView.setTag(holder);

        }

    }

} else {

    if (Switches.getInMailView())
        mailHolder = (MailHolder) convertView.getTag();
    else {

        if (kind.equals("t3"))
            holder = (PostHolder) convertView.getTag();

    }

}

try {

    if (Switches.getInMailView())
        return buildMailPostItem((RelativeLayout) convertView,
                thePost.getJSONObject("data"), kind);
    else {
        if (kind.equals("t3"))
            return buildGenericPostItem((FrameLayout) convertView,
                    thePost.getJSONObject("data"), kind, position);
    }

} catch (JSONException e) {

    return null;
}

return convertView;

}

堆栈跟踪

11-26 18:23:09.492: E/AndroidRuntime(4616): FATAL EXCEPTION: main
11-26 18:23:09.492: E/AndroidRuntime(4616): Process: com.reditr.app, PID: 4616
11-26 18:23:09.492: E/AndroidRuntime(4616): android.view.InflateException: Binary XML file line #9: Error inflating class <unknown>
11-26 18:23:09.492: E/AndroidRuntime(4616):     at android.view.LayoutInflater.createView(LayoutInflater.java:620)
11-26 18:23:09.492: E/AndroidRuntime(4616):     at com.android.internal.policy.impl.PhoneLayoutInflater.onCreateView(PhoneLayoutInflater.java:56)
11-26 18:23:09.492: E/AndroidRuntime(4616):     at android.view.LayoutInflater.onCreateView(LayoutInflater.java:669)
11-26 18:23:09.492: E/AndroidRuntime(4616):     at android.view.LayoutInflater.createViewFromTag(LayoutInflater.java:694)
11-26 18:23:09.492: E/AndroidRuntime(4616):     at android.view.LayoutInflater.rInflate(LayoutInflater.java:755)
11-26 18:23:09.492: E/AndroidRuntime(4616):     at android.view.LayoutInflater.inflate(LayoutInflater.java:492)
11-26 18:23:09.492: E/AndroidRuntime(4616):     at android.view.LayoutInflater.inflate(LayoutInflater.java:397)
11-26 18:23:09.492: E/AndroidRuntime(4616):     at com.reditr.adapters.PostAdapter.getView(PostAdapter.java:145)
11-26 18:23:09.492: E/AndroidRuntime(4616):     at android.widget.HeaderViewListAdapter.getView(HeaderViewListAdapter.java:220)
11-26 18:23:09.492: E/AndroidRuntime(4616):     at android.widget.AbsListView.obtainView(AbsListView.java:2263)
11-26 18:23:09.492: E/AndroidRuntime(4616):     at android.widget.ListView.makeAndAddView(ListView.java:1790)
11-26 18:23:09.492: E/AndroidRuntime(4616):     at android.widget.ListView.fillDown(ListView.java:691)
11-26 18:23:09.492: E/AndroidRuntime(4616):     at android.widget.ListView.fillFromTop(ListView.java:752)
11-26 18:23:09.492: E/AndroidRuntime(4616):     at android.widget.ListView.layoutChildren(ListView.java:1630)
11-26 18:23:09.492: E/AndroidRuntime(4616):     at android.widget.AbsListView.onLayout(AbsListView.java:2091)
11-26 18:23:09.492: E/AndroidRuntime(4616):     at android.view.View.layout(View.java:14785)
11-26 18:23:09.492: E/AndroidRuntime(4616):     at android.view.ViewGroup.layout(ViewGroup.java:4631)
11-26 18:23:09.492: E/AndroidRuntime(4616):     at android.widget.FrameLayout.layoutChildren(FrameLayout.java:453)
11-26 18:23:09.492: E/AndroidRuntime(4616):     at android.widget.FrameLayout.onLayout(FrameLayout.java:388)
11-26 18:23:09.492: E/AndroidRuntime(4616):     at android.view.View.layout(View.java:14785)
11-26 18:23:09.492: E/AndroidRuntime(4616):     at android.view.ViewGroup.layout(ViewGroup.java:4631)
11-26 18:23:09.492: E/AndroidRuntime(4616):     at android.widget.LinearLayout.setChildFrame(LinearLayout.java:1671)
11-26 18:23:09.492: E/AndroidRuntime(4616):     at android.widget.LinearLayout.layoutVertical(LinearLayout.java:1525)
11-26 18:23:09.492: E/AndroidRuntime(4616):     at android.widget.LinearLayout.onLayout(LinearLayout.java:1434)
11-26 18:23:09.492: E/AndroidRuntime(4616):     at android.view.View.layout(View.java:14785)
11-26 18:23:09.492: E/AndroidRuntime(4616):     at android.view.ViewGroup.layout(ViewGroup.java:4631)
11-26 18:23:09.492: E/AndroidRuntime(4616):     at android.widget.LinearLayout.setChildFrame(LinearLayout.java:1671)
11-26 18:23:09.492: E/AndroidRuntime(4616):     at android.widget.LinearLayout.layoutVertical(LinearLayout.java:1525)
11-26 18:23:09.492: E/AndroidRuntime(4616):     at android.widget.LinearLayout.onLayout(LinearLayout.java:1434)
11-26 18:23:09.492: E/AndroidRuntime(4616):     at android.view.View.layout(View.java:14785)
11-26 18:23:09.492: E/AndroidRuntime(4616):     at android.view.ViewGroup.layout(ViewGroup.java:4631)
11-26 18:23:09.492: E/AndroidRuntime(4616):     at android.support.v4.view.ViewPager.onLayout(ViewPager.java:1585)
11-26 18:23:09.492: E/AndroidRuntime(4616):     at android.view.View.layout(View.java:14785)
11-26 18:23:09.492: E/AndroidRuntime(4616):     at android.view.ViewGroup.layout(ViewGroup.java:4631)
11-26 18:23:09.492: E/AndroidRuntime(4616):     at android.widget.LinearLayout.setChildFrame(LinearLayout.java:1671)
11-26 18:23:09.492: E/AndroidRuntime(4616):     at android.widget.LinearLayout.layoutHorizontal(LinearLayout.java:1660)
11-26 18:23:09.492: E/AndroidRuntime(4616):     at android.widget.LinearLayout.onLayout(LinearLayout.java:1436)
11-26 18:23:09.492: E/AndroidRuntime(4616):     at android.view.View.layout(View.java:14785)
11-26 18:23:09.492: E/AndroidRuntime(4616):     at android.view.ViewGroup.layout(ViewGroup.java:4631)
11-26 18:23:09.492: E/AndroidRuntime(4616):     at android.widget.FrameLayout.layoutChildren(FrameLayout.java:453)
11-26 18:23:09.492: E/AndroidRuntime(4616):     at android.widget.FrameLayout.onLayout(FrameLayout.java:388)
11-26 18:23:09.492: E/AndroidRuntime(4616):     at android.view.View.layout(View.java:14785)
11-26 18:23:09.492: E/AndroidRuntime(4616):     at android.view.ViewGroup.layout(ViewGroup.java:4631)
11-26 18:23:09.492: E/AndroidRuntime(4616):     at com.android.internal.widget.ActionBarOverlayLayout.onLayout(ActionBarOverlayLayout.java:374)
11-26 18:23:09.492: E/AndroidRuntime(4616):     at android.view.View.layout(View.java:14785)
11-26 18:23:09.492: E/AndroidRuntime(4616):     at android.view.ViewGroup.layout(ViewGroup.java:4631)
11-26 18:23:09.492: E/AndroidRuntime(4616):     at android.widget.FrameLayout.layoutChildren(FrameLayout.java:453)
11-26 18:23:09.492: E/AndroidRuntime(4616):     at android.widget.FrameLayout.onLayout(FrameLayout.java:388)
11-26 18:23:09.492: E/AndroidRuntime(4616):     at android.view.View.layout(View.java:14785)
11-26 18:23:09.492: E/AndroidRuntime(4616):     at android.view.ViewGroup.layout(ViewGroup.java:4631)
11-26 18:23:09.492: E/AndroidRuntime(4616):     at android.view.ViewRootImpl.performLayout(ViewRootImpl.java:1985)
11-26 18:23:09.492: E/AndroidRuntime(4616):     at android.view.ViewRootImpl.performTraversals(ViewRootImpl.java:1742)
11-26 18:23:09.492: E/AndroidRuntime(4616):     at android.view.ViewRootImpl.doTraversal(ViewRootImpl.java:998)
11-26 18:23:09.492: E/AndroidRuntime(4616):     at android.view.ViewRootImpl$TraversalRunnable.run(ViewRootImpl.java:5582)
11-26 18:23:09.492: E/AndroidRuntime(4616):     at android.view.Choreographer$CallbackRecord.run(Choreographer.java:749)
11-26 18:23:09.492: E/AndroidRuntime(4616):     at android.view.Choreographer.doCallbacks(Choreographer.java:562)
11-26 18:23:09.492: E/AndroidRuntime(4616):     at android.view.Choreographer.doFrame(Choreographer.java:532)
11-26 18:23:09.492: E/AndroidRuntime(4616):     at android.view.Choreographer$FrameDisplayEventReceiver.run(Choreographer.java:735)
11-26 18:23:09.492: E/AndroidRuntime(4616):     at android.os.Handler.handleCallback(Handler.java:733)
11-26 18:23:09.492: E/AndroidRuntime(4616):     at android.os.Handler.dispatchMessage(Handler.java:95)
11-26 18:23:09.492: E/AndroidRuntime(4616):     at android.os.Looper.loop(Looper.java:137)
11-26 18:23:09.492: E/AndroidRuntime(4616):     at android.app.ActivityThread.main(ActivityThread.java:4998)
11-26 18:23:09.492: E/AndroidRuntime(4616):     at java.lang.refl

提前致谢。

java android xml listview
4个回答
14
投票

感谢@kiruwka，问题已解决！

问题是我需要确保在各个活动中使用相同的主题。

0
投票

我会使用您从上下文中获取的充气器，而不是 FrameLayout 中的静态方法，只是为了保持代码清晰。 FrameLayout 继承的 inflate() 方法只是调用 Context.getSystemService() 然后调用 inflate 的包装。尝试将其更改为这样：

        convertView =
            (FrameLayout)inflater.inflate(mContext,
                                          R.layout.column_post,
                                          parent,
                                          false);

我怀疑您所看到的崩溃是因为您为父级传递了 null，并且默认的 inflate() 变体将尝试将您正在创建的新子视图附加到父级（您不想这样做。）

0
投票

我在许多项目中多次遇到这个问题，总是同样认为我忘记了什么。

Android Studio --> Left menu--> Projects (Not Android)-->src --> res


drawable and drawable-v24
，我的一些
xml files
但是位于drawable-v24下。将它们拖到
drawable
，问题就消失了

0
投票

如果有人遇到 android.view.InflateException 异常并怀疑它是由 Resources$NotFoundException 引起的，特别是指缺少可绘制资源，如下面的示例错误消息：

Caused by: android.content.res.Resources$NotFoundException: Resource "com.example.example:drawable/white_curvy_back"

此问题可能是因为您在版本早于 Android 7 的 Android 设备上运行应用程序，并且您已在“drawable-v24”文件夹中声明了资源。 “drawable-v24”文件夹是 Android 7.0（API 级别 24）中引入的特定于版本的文件夹。它旨在存储专门为运行 Android 7.0 或更高版本的设备设计的可绘制资源。放置在此文件夹中的资源仅在运行 Android 7.0 或更高版本的设备上使用。在运行早期版本的设备上，这些资源将被忽略，从而在尝试膨胀引用这些资源的 XML 文件时导致Resources$NotFoundException。

要解决此问题，您可以按照以下步骤操作：

如果您的应用没有任何版本特定的drawable资源，或者您希望这些资源可供所有版本的Android使用，建议将所有资源从“drawable-v24”文件夹移动到“drawable”文件夹相反。

通过将资源移至“drawable”文件夹，所有 Android 版本都可以访问它们，包括 Android 7 之前的版本。

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