相关疑难解决方法(0)

尝试在图形编辑视图中加载特定布局文件时,我遇到以下异常.这已经开始后,我下载了最新的ADT (Version 20)和SDK API Level 16:

java.lang.NoSuchMethodError: java.util.LinkedHashMap.eldest()Ljava/util/Map$Entry;
at android.util.LruCache.trimToSize(LruCache.java:206)
at android.util.LruCache.evictAll(LruCache.java:306)
at android.widget.SpellChecker.resetSession(SpellChecker.java:141)
at android.widget.SpellChecker.setLocale(SpellChecker.java:147)
at android.widget.SpellChecker.<init>(SpellChecker.java:112)
at android.widget.Editor.updateSpellCheckSpans(Editor.java:461)
at android.widget.Editor.onAttachedToWindow(Editor.java:212)
at android.widget.TextView.onAttachedToWindow(TextView.java:4455)
at android.widget.AutoCompleteTextView.onAttachedToWindow(AutoCompleteTextView.java:1001)
at android.view.View.dispatchAttachedToWindow(View.java:11755)
at android.view.ViewGroup.dispatchAttachedToWindow(ViewGroup.java:2424)
at android.view.ViewGroup.dispatchAttachedToWindow(ViewGroup.java:2424)
at android.view.ViewGroup.dispatchAttachedToWindow(ViewGroup.java:2424)
at android.view.ViewGroup.dispatchAttachedToWindow(ViewGroup.java:2424)
at android.view.ViewGroup.dispatchAttachedToWindow(ViewGroup.java:2424)
at android.view.AttachInfo_Accessor.setAttachInfo(AttachInfo_Accessor.java:37)
at com.android.layoutlib.bridge.impl.RenderSessionImpl.inflate(RenderSessionImpl.java:329)
at com.android.layoutlib.bridge.Bridge.createSession(Bridge.java:331)
at com.android.ide.common.rendering.LayoutLibrary.createSession(LayoutLibrary.java:325)
at com.android.ide.eclipse.adt.internal.editors.layout.gle2.RenderService.createRenderSession(RenderService.java:372)
at com.android.ide.eclipse.adt.internal.editors.layout.gle2.GraphicalEditorPart.renderWithBridge(GraphicalEditorPart.java:1640)
at com.android.ide.eclipse.adt.internal.editors.layout.gle2.GraphicalEditorPart.recomputeLayout(GraphicalEditorPart.java:1391)
at com.android.ide.eclipse.adt.internal.editors.layout.gle2.GraphicalEditorPart$ConfigListener.onThemeChange(GraphicalEditorPart.java:735)
at com.android.ide.eclipse.adt.internal.editors.layout.configuration.ConfigurationComposite.onThemeChange(ConfigurationComposite.java:2901)
at com.android.ide.eclipse.adt.internal.editors.layout.configuration.SelectThemeAction.run(SelectThemeAction.java:47)
at org.eclipse.jface.action.Action.runWithEvent(Action.java:498)
at org.eclipse.jface.action.ActionContributionItem.handleWidgetSelection(ActionContributionItem.java:584)
at org.eclipse.jface.action.ActionContributionItem.access$2(ActionContributionItem.java:501)
at org.eclipse.jface.action.ActionContributionItem$5.handleEvent(ActionContributionItem.java:411)
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) …

这是我的问题,我正在开发一个新闻应用程序,我使用scrollview包装textview来显示新闻的内容.但是我发现当textview很长时,android 4.0的滚动速度非常慢,文本越长,滚动越慢.在Android 2.3设备上,事情的速度和预期一样快.

我不知道这是否真的是系统错误,因为我发现在android项目中报告了类似的问题

这是我的布局:

<FrameLayout
    xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="match_parent">

    <ScrollView
        android:id="@id/lst_news_details"
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:background="@color/list_background"
        android:fadingEdge="none"
        android:gravity="center" >

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

            <LinearLayout
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:layout_marginBottom="10dp"
                android:layout_marginLeft="15dp"
                android:layout_marginRight="15dp"
                android:layout_marginTop="10dp"
                android:orientation="vertical" >

                <TextView
                    android:id="@id/tv_news_details_title"
                    android:layout_width="wrap_content"
                    android:layout_height="wrap_content"
                    style="@style/Detail_Title"/>

                <TextView
                    android:id="@id/tv_news_details_category"
                    android:layout_width="wrap_content"
                    android:layout_height="wrap_content"
                    style="@style/Detail_Category"/>

                <TextView
                    android:id="@id/tv_news_details_created_at"
                    android:layout_width="wrap_content"
                    android:layout_height="wrap_content"
                    android:layout_marginBottom="10dp"
                    style="@style/Detail_Time"/>

                <include layout="@layout/detail_horizontal_divideline" />

                <ImageView
                    android:id="@id/img_news_details_image"
                    style="@style/Detail_Picture"
                    android:layout_width="match_parent"
                    android:layout_height="wrap_content"
                    android:layout_marginTop="6dp"
                    android:layout_gravity="center_horizontal"
                    android:contentDescription="@string/image_contentDescription"/>

                <TextView
                    android:id="@id/tv_news_details_context"
                    android:layout_width="wrap_content"
                    android:layout_height="wrap_content"
                    android:layout_marginTop="10dp"
                    android:layout_gravity="center_horizontal"
                    style="@style/Detail_Content"/>

            </LinearLayout>

            <View
                android:layout_width="match_parent"
                android:layout_height="10dip" />

        </LinearLayout>

    </ScrollView>

     <!-- actionbar shadow -->
    <LinearLayout 
        android:layout_width="match_parent"
        android:layout_height="wrap_content" …