无法打印在Android中使用JAVA的ListView ClickedItem的位置 [英] Failed to Print position of ClickedItem of ListView in Android using JAVA
问题描述
下面类从扩展
公共类LocationListFragment扩展ListFragment实现LoaderManager.LoaderCallbacks<名单,LT;地点>> { 私人最终静态字符串变量= LocationListFragment.class.getName(); 私人LocationListLoader locationListLoader;
私人LocationListAdapter locationListAdapter;
私人诠释用户id;
上下文语境;
@覆盖
公共无效onActivityCreated(捆绑savedInstanceState){
super.onActivityCreated(savedInstanceState);
ListView控件LV = getListView();
lv.setTextFilterEnabled(真);
lv.setOnItemClickListener(新OnItemClickListener(){
公共无效onItemClick(适配器视图<>母公司,观景,
INT位置,长的id){
//单击时,显示的文字TextView的敬酒
Toast.makeText(getActivity(),((TextView的)视图).getText()
Toast.LENGTH_SHORT).show();
Log.i(位置,+位置);
}
});
INT locationListType = getArguments()调用getInt(LocationListActivityFinal.LOCATION_LIST_TYPE)。
开关(locationListType){
案例LocationListActivityFinal.DOMESTIC:
。用户id = getArguments()调用getInt(LocationListActivityFinal.ASSIGNED_USER_ID);
打破; 案例LocationListActivityFinal.COMMERCIAL:
。用户id = getArguments()调用getInt(LocationListActivityFinal.ASSIGNED_USER_ID);
打破; 默认:
打破;
}
getLoaderManager()initLoader(101,空,这一点)。
} @覆盖
公共无效onListItemClick(ListView中升,视图V,INT位置,长的id){ Log.i(DataListFragment,项目点:+ ID);
}
@覆盖
公共装载机<名单,LT;地点>> onCreateLoader(INT ID,捆绑参数){
locationListLoader =新LocationListLoader(getActivity());
返回locationListLoader;
} @覆盖
公共无效onLoadFinished(装载机<名单,LT;地点>>为arg0,列表与LT;地点>的位置){
locationListAdapter =新LocationListAdapter(getActivity(),locationListLoader);
setListAdapter(locationListAdapter); 如果(isResumed()){
setListShown(真);
}其他{
setListShownNoAnimation(真);
}
locationListAdapter.notifyDataSetChanged(); }
}
我从服务填充ListView和其工作正常,但试图点击ListView中时,其表示该LogCat中:
4月1日至14日:21:29.995:E / AndroidRuntime(3174):致命异常:主要
4月1日至14日:21:29.995:E / AndroidRuntime(3174):
java.lang.ClassCastException:android.widget.LinearLayout不能
转换为android.widget.TextView 4月1日至14日:21:29.995:
E / AndroidRuntime(3174):在
com.mrfs.android.surveyapp.activities.fragments.LocationListFragment$1.onItemClick(LocationListFragment.java:45)
4月1日至14日:21:29.995:E / AndroidRuntime(3174):在
android.widget.AdapterView.performItemClick(AdapterView.java:301)
4月1日至14日:21:29.995:E / AndroidRuntime(3174):在
android.widget.AbsListView.performItemClick(AbsListView.java:1276)
4月1日至14日:21:29.995:E / AndroidRuntime(3174):在
android.widget.AbsListView $ PerformClick.run(AbsListView.java:3067)
4月1日至14日:21:29.995:E / AndroidRuntime(3174):在
android.widget.AbsListView $ 1.run(AbsListView.java:3963)01-14
04:21:29.995:E / AndroidRuntime(3174):在
android.os.Handler.handleCallback(Handler.java:615)01-14
04:21:29.995:E / AndroidRuntime(3174):在
android.os.Handler.dispatchMessage(Handler.java:92)01-14
04:21:29.995:E / AndroidRuntime(3174):在
android.os.Looper.loop(Looper.java:137)4月1日至14日:21:29.995:
E / AndroidRuntime(3174):在
android.app.ActivityThread.main(ActivityThread.java:4898)01-14
04:21:29.995:E / AndroidRuntime(3174):在
java.lang.reflect.Method.invokeNative(本机方法)01-14
04:21:29.995:E / AndroidRuntime(3174):在
java.lang.reflect.Method.invoke(Method.java:511)01-14 04:21:29.995:
E / AndroidRuntime(3174):在
com.android.internal.os.ZygoteInit $ MethodAndArgsCaller.run(ZygoteInit.java:1006)
4月1日至14日:21:29.995:E / AndroidRuntime(3174):在
com.android.internal.os.ZygoteInit.main(ZygoteInit.java:773)01-14
04:21:29.995:E / AndroidRuntime(3174):在
dalvik.system.NativeStart.main(本机方法)
试图滚动的ListView时出错:
4月1日至14日:35:02.555:E / AndroidRuntime(6964):致命异常:主要
4月1日至14日:35:02.555:E / AndroidRuntime(6964):
显示java.lang.NullPointerException 01-14 04:35:02.555:
E / AndroidRuntime(6964):在
com.mrfs.android.surveyapp.adapter.LocationListAdapter.getView(LocationListAdapter.java:91)
4月1日至14日:35:02.555:E / AndroidRuntime(6964):在
android.widget.AbsListView.obtainView(AbsListView.java:2445)01-14
04:35:02.555:E / AndroidRuntime(6964):在
android.widget.ListView.makeAndAddView(ListView.java:1775)01-14
04:35:02.555:E / AndroidRuntime(6964):在
android.widget.ListView.fillDown(ListView.java:678)01-14
04:35:02.555:E / AndroidRuntime(6964):在
android.widget.ListView.fillGap(ListView.java:642)4月1日至14日:35:02.555:
E / AndroidRuntime(6964):在
android.widget.AbsListView.trackMotionScroll(AbsListView.java:5525)
4月1日至14日:35:02.555:E / AndroidRuntime(6964):在
android.widget.AbsListView.scrollIfNeeded(AbsListView.java:3413)01-14
04:35:02.555:E / AndroidRuntime(6964):在
android.widget.AbsListView.onTouchEvent(AbsListView.java:3901)01-14
04:35:02.555:E / AndroidRuntime(6964):在
android.view.View.dispatchTouchEvent(View.java:7337)01-14
04:35:02.555:E / AndroidRuntime(6964):在
android.view.ViewGroup.dispatchTransformedTouchEvent(ViewGroup.java:2410)
4月1日至14日:35:02.555:E / AndroidRuntime(6964):在
android.view.ViewGroup.dispatchTouchEvent(ViewGroup.java:2145)01-14
04:35:02.555:E / AndroidRuntime(6964):在
android.view.ViewGroup.dispatchTransformedTouchEvent(ViewGroup.java:2416)
4月1日至14日:35:02.555:E / AndroidRuntime(6964):在
android.view.ViewGroup.dispatchTouchEvent(ViewGroup.java:2159)01-14
04:35:02.555:E / AndroidRuntime(6964):在
android.view.ViewGroup.dispatchTransformedTouchEvent(ViewGroup.java:2416)
4月1日至14日:35:02.555:E / AndroidRuntime(6964):在
android.view.ViewGroup.dispatchTouchEvent(ViewGroup.java:2159)01-14
04:35:02.555:E / AndroidRuntime(6964):在
android.view.ViewGroup.dispatchTransformedTouchEvent(ViewGroup.java:2416)
4月1日至14日:35:02.555:E / AndroidRuntime(6964):在
android.view.ViewGroup.dispatchTouchEvent(ViewGroup.java:2159)01-14
04:35:02.555:E / AndroidRuntime(6964):在
android.view.ViewGroup.dispatchTransformedTouchEvent(ViewGroup.java:2416)
4月1日至14日:35:02.555:E / AndroidRuntime(6964):在
android.view.ViewGroup.dispatchTouchEvent(ViewGroup.java:2159)01-14
04:35:02.555:E / AndroidRuntime(6964):在
android.view.ViewGroup.dispatchTransformedTouchEvent(ViewGroup.java:2416)
4月1日至14日:35:02.555:E / AndroidRuntime(6964):在
android.view.ViewGroup.dispatchTouchEvent(ViewGroup.java:2159)01-14
04:35:02.555:E / AndroidRuntime(6964):在
android.view.ViewGroup.dispatchTransformedTouchEvent(ViewGroup.java:2416)
4月1日至14日:35:02.555:E / AndroidRuntime(6964):在
android.view.ViewGroup.dispatchTouchEvent(ViewGroup.java:2159)01-14
04:35:02.555:E / AndroidRuntime(6964):在
android.view.ViewGroup.dispatchTransformedTouchEvent(ViewGroup.java:2416)
4月1日至14日:35:02.555:E / AndroidRuntime(6964):在
android.view.ViewGroup.dispatchTouchEvent(ViewGroup.java:2159)01-14
04:35:02.555:E / AndroidRuntime(6964):在
com.android.internal.policy.impl.PhoneWindow$DecorView.superDispatchTouchEvent(PhoneWindow.java:2115)
4月1日至14日:35:02.555:E / AndroidRuntime(6964):在
com.android.internal.policy.impl.PhoneWindow.superDispatchTouchEvent(PhoneWindow.java:1468)
4月1日至14日:35:02.555:E / AndroidRuntime(6964):在
android.app.Activity.dispatchTouchEvent(Activity.java:2487)01-14
04:35:02.555:E / AndroidRuntime(6964):在
com.android.internal.policy.impl.PhoneWindow $ DecorView.dispatchTouchEvent(PhoneWindow.java:2063)
4月1日至14日:35:02.555:E / AndroidRuntime(6964):在
android.view.View.dispatchPointerEvent(View.java:7520)01-14
04:35:02.555:E / AndroidRuntime(6964):在
android.view.ViewRootImpl.deliverPointerEvent(ViewRootImpl.java:3376)
4月1日至14日:35:02.555:E / AndroidRuntime(6964):在
android.view.ViewRootImpl.deliverInputEvent(ViewRootImpl.java:3308)
4月1日至14日:35:02.555:E / AndroidRuntime(6964):在
android.view.ViewRootImpl.doProcessInputEvents(ViewRootImpl.java:4402)
4月1日至14日:35:02.555:E / AndroidRuntime(6964):在
android.view.ViewRootImpl.enqueueInputEvent(ViewRootImpl.java:4380)
4月1日至14日:35:02.555:E / AndroidRuntime(6964):在
android.view.ViewRootImpl $ WindowInputEventReceiver.onInputEvent(ViewRootImpl.java:4484)
4月1日至14日:35:02.555:E / AndroidRuntime(6964):在
android.view.InputEventReceiver.dispatchInputEvent(InputEventReceiver.java:171)
4月1日至14日:35:02.555:E / AndroidRuntime(6964):在
android.view.InputEventReceiver.nativeConsumeBatchedInputEvents(母语
法)四月一日至一十四日:35:02.555:E / AndroidRuntime(6964):在
android.view.InputEventReceiver.consumeBatchedInputEvents(InputEventReceiver.java:163)
4月1日至14日:35:02.555:E / AndroidRuntime(6964):在
android.view.ViewRootImpl.doConsumeBatchedInput(ViewRootImpl.java:4452)
4月1日至14日:35:02.555:E / AndroidRuntime(6964):在
android.view.ViewRootImpl $ ConsumeBatchedInputRunnable.run(ViewRootImpl.java:4503)
4月1日至14日:35:02.555:E / AndroidRuntime(6964):在
android.view.Choreographer $ CallbackRecord.run(Choreographer.java:725)
4月1日至14日:35:02.555:E / AndroidRuntime(6964):在
android.view.Choreographer.doCallbacks(Choreographer.java:555)01-14
04:35:02.555:E / AndroidRuntime(6964):在
android.view.Choreographer.doFrame(Choreographer.java:523)01-14
04:35:02.555:E / AndroidRuntime(6964):在
android.view.Choreographer $ FrameDisplayEventReceiver.run(Choreographer.java:711)
4月1日至14日:35:02.555:E / AndroidRuntime(6964):在
android.os.Handler.handleCallback(Handler.java:615)01-14
04:35:02.555:E / AndroidRuntime(6964):在
android.os.Handler.dispatchMessage(Handler.java:92)01-14
04:35:02.555:E / AndroidRuntime(6964):在
android.os.Looper.loop(Looper.java:137)4月1日至14日:35:02.555:
E / AndroidRuntime(6964):在
android.app.ActivityThread.main(ActivityThread.java:4898)01-14
04:35:02.555:E / AndroidRuntime(6964):在
java.lang.reflect.Method.invokeNative(本机方法)01-14
04:35:02.555:E / AndroidRuntime(6964):在
java.lang.reflect.Method.invoke(Method.java:511)01-14 04:35:02.555:
E / AndroidRuntime(6964):在
com.android.internal.os.ZygoteInit $ MethodAndArgsCaller.run(ZygoteInit.java:1006)
4月1日至14日:35:02.555:E / AndroidRuntime(6964):在
com.android.internal.os.ZygoteInit.main(ZygoteInit.java:773)01-14
04:35:02.555:E / AndroidRuntime(6964):在
dalvik.system.NativeStart.main(本机方法)
块引用>解决方案您的异常状态是:
java.lang.ClassCastException:android.widget.LinearLayout不能转换到android.widget.TextView 4月1日至14日:21:29.995:E / AndroidRuntime(3174):在com.mrfs.android.surveyapp.activities.fragments.LocationListFragment$1.onItemClick(LocationListFragment.java:45)
所以我想这将是这是造成异常的行。视图是不是一个TextView,而是一个LinearLayout中。尝试使用view.findViewById(R.id.theTextViewIdFromALayoutFile)代替。而投这一个TextView。
Toast.makeText(getActivity(),((TextView的)视图).getText()
Toast.LENGTH_SHORT).show();Below class extends from
public class LocationListFragment extends ListFragment implements LoaderManager.LoaderCallbacks<List<Location>>{ private final static String TAG = LocationListFragment.class.getName(); private LocationListLoader locationListLoader; private LocationListAdapter locationListAdapter; private int userId; Context context; @Override public void onActivityCreated(Bundle savedInstanceState) { super.onActivityCreated(savedInstanceState); ListView lv = getListView(); lv.setTextFilterEnabled(true); lv.setOnItemClickListener(new OnItemClickListener() { public void onItemClick(AdapterView<?> parent, View view, int position, long id) { // When clicked, show a toast with the TextView text Toast.makeText(getActivity(), ((TextView) view).getText(), Toast.LENGTH_SHORT).show(); Log.i("position",""+position); } }); int locationListType = getArguments().getInt(LocationListActivityFinal.LOCATION_LIST_TYPE); switch (locationListType) { case LocationListActivityFinal.DOMESTIC: userId = getArguments().getInt(LocationListActivityFinal.ASSIGNED_USER_ID); break; case LocationListActivityFinal.COMMERCIAL: userId = getArguments().getInt(LocationListActivityFinal.ASSIGNED_USER_ID); break; default: break; } getLoaderManager().initLoader(101,null,this); } @Override public void onListItemClick(ListView l,View v, int position, long id) { Log.i("DataListFragment", "Item clicked: " + id); } @Override public Loader<List<Location>> onCreateLoader(int id, Bundle args) { locationListLoader = new LocationListLoader(getActivity()); return locationListLoader; } @Override public void onLoadFinished(Loader<List<Location>> arg0, List<Location> locations) { locationListAdapter = new LocationListAdapter(getActivity(),locationListLoader); setListAdapter(locationListAdapter); if (isResumed()) { setListShown(true); } else { setListShownNoAnimation(true); } locationListAdapter.notifyDataSetChanged(); } }
I am filling ListView from Service and its working fine but when trying to click on ListView its showing this LogCat:
01-14 04:21:29.995: E/AndroidRuntime(3174): FATAL EXCEPTION: main 01-14 04:21:29.995: E/AndroidRuntime(3174): java.lang.ClassCastException: android.widget.LinearLayout cannot be cast to android.widget.TextView 01-14 04:21:29.995: E/AndroidRuntime(3174): at com.mrfs.android.surveyapp.activities.fragments.LocationListFragment$1.onItemClick(LocationListFragment.java:45) 01-14 04:21:29.995: E/AndroidRuntime(3174): at android.widget.AdapterView.performItemClick(AdapterView.java:301) 01-14 04:21:29.995: E/AndroidRuntime(3174): at android.widget.AbsListView.performItemClick(AbsListView.java:1276) 01-14 04:21:29.995: E/AndroidRuntime(3174): at android.widget.AbsListView$PerformClick.run(AbsListView.java:3067) 01-14 04:21:29.995: E/AndroidRuntime(3174): at android.widget.AbsListView$1.run(AbsListView.java:3963) 01-14 04:21:29.995: E/AndroidRuntime(3174): at android.os.Handler.handleCallback(Handler.java:615) 01-14 04:21:29.995: E/AndroidRuntime(3174): at android.os.Handler.dispatchMessage(Handler.java:92) 01-14 04:21:29.995: E/AndroidRuntime(3174): at android.os.Looper.loop(Looper.java:137) 01-14 04:21:29.995: E/AndroidRuntime(3174): at android.app.ActivityThread.main(ActivityThread.java:4898) 01-14 04:21:29.995: E/AndroidRuntime(3174): at java.lang.reflect.Method.invokeNative(Native Method) 01-14 04:21:29.995: E/AndroidRuntime(3174): at java.lang.reflect.Method.invoke(Method.java:511) 01-14 04:21:29.995: E/AndroidRuntime(3174): at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:1006) 01-14 04:21:29.995: E/AndroidRuntime(3174): at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:773) 01-14 04:21:29.995: E/AndroidRuntime(3174): at dalvik.system.NativeStart.main(Native Method)
Error when trying to Scroll ListView:
01-14 04:35:02.555: E/AndroidRuntime(6964): FATAL EXCEPTION: main 01-14 04:35:02.555: E/AndroidRuntime(6964): java.lang.NullPointerException 01-14 04:35:02.555: E/AndroidRuntime(6964): at com.mrfs.android.surveyapp.adapter.LocationListAdapter.getView(LocationListAdapter.java:91) 01-14 04:35:02.555: E/AndroidRuntime(6964): at android.widget.AbsListView.obtainView(AbsListView.java:2445) 01-14 04:35:02.555: E/AndroidRuntime(6964): at android.widget.ListView.makeAndAddView(ListView.java:1775) 01-14 04:35:02.555: E/AndroidRuntime(6964): at android.widget.ListView.fillDown(ListView.java:678) 01-14 04:35:02.555: E/AndroidRuntime(6964): at android.widget.ListView.fillGap(ListView.java:642) 01-14 04:35:02.555: E/AndroidRuntime(6964): at android.widget.AbsListView.trackMotionScroll(AbsListView.java:5525) 01-14 04:35:02.555: E/AndroidRuntime(6964): at android.widget.AbsListView.scrollIfNeeded(AbsListView.java:3413) 01-14 04:35:02.555: E/AndroidRuntime(6964): at android.widget.AbsListView.onTouchEvent(AbsListView.java:3901) 01-14 04:35:02.555: E/AndroidRuntime(6964): at android.view.View.dispatchTouchEvent(View.java:7337) 01-14 04:35:02.555: E/AndroidRuntime(6964): at android.view.ViewGroup.dispatchTransformedTouchEvent(ViewGroup.java:2410) 01-14 04:35:02.555: E/AndroidRuntime(6964): at android.view.ViewGroup.dispatchTouchEvent(ViewGroup.java:2145) 01-14 04:35:02.555: E/AndroidRuntime(6964): at android.view.ViewGroup.dispatchTransformedTouchEvent(ViewGroup.java:2416) 01-14 04:35:02.555: E/AndroidRuntime(6964): at android.view.ViewGroup.dispatchTouchEvent(ViewGroup.java:2159) 01-14 04:35:02.555: E/AndroidRuntime(6964): at android.view.ViewGroup.dispatchTransformedTouchEvent(ViewGroup.java:2416) 01-14 04:35:02.555: E/AndroidRuntime(6964): at android.view.ViewGroup.dispatchTouchEvent(ViewGroup.java:2159) 01-14 04:35:02.555: E/AndroidRuntime(6964): at android.view.ViewGroup.dispatchTransformedTouchEvent(ViewGroup.java:2416) 01-14 04:35:02.555: E/AndroidRuntime(6964): at android.view.ViewGroup.dispatchTouchEvent(ViewGroup.java:2159) 01-14 04:35:02.555: E/AndroidRuntime(6964): at android.view.ViewGroup.dispatchTransformedTouchEvent(ViewGroup.java:2416) 01-14 04:35:02.555: E/AndroidRuntime(6964): at android.view.ViewGroup.dispatchTouchEvent(ViewGroup.java:2159) 01-14 04:35:02.555: E/AndroidRuntime(6964): at android.view.ViewGroup.dispatchTransformedTouchEvent(ViewGroup.java:2416) 01-14 04:35:02.555: E/AndroidRuntime(6964): at android.view.ViewGroup.dispatchTouchEvent(ViewGroup.java:2159) 01-14 04:35:02.555: E/AndroidRuntime(6964): at android.view.ViewGroup.dispatchTransformedTouchEvent(ViewGroup.java:2416) 01-14 04:35:02.555: E/AndroidRuntime(6964): at android.view.ViewGroup.dispatchTouchEvent(ViewGroup.java:2159) 01-14 04:35:02.555: E/AndroidRuntime(6964): at android.view.ViewGroup.dispatchTransformedTouchEvent(ViewGroup.java:2416) 01-14 04:35:02.555: E/AndroidRuntime(6964): at android.view.ViewGroup.dispatchTouchEvent(ViewGroup.java:2159) 01-14 04:35:02.555: E/AndroidRuntime(6964): at com.android.internal.policy.impl.PhoneWindow$DecorView.superDispatchTouchEvent(PhoneWindow.java:2115) 01-14 04:35:02.555: E/AndroidRuntime(6964): at com.android.internal.policy.impl.PhoneWindow.superDispatchTouchEvent(PhoneWindow.java:1468) 01-14 04:35:02.555: E/AndroidRuntime(6964): at android.app.Activity.dispatchTouchEvent(Activity.java:2487) 01-14 04:35:02.555: E/AndroidRuntime(6964): at com.android.internal.policy.impl.PhoneWindow$DecorView.dispatchTouchEvent(PhoneWindow.java:2063) 01-14 04:35:02.555: E/AndroidRuntime(6964): at android.view.View.dispatchPointerEvent(View.java:7520) 01-14 04:35:02.555: E/AndroidRuntime(6964): at android.view.ViewRootImpl.deliverPointerEvent(ViewRootImpl.java:3376) 01-14 04:35:02.555: E/AndroidRuntime(6964): at android.view.ViewRootImpl.deliverInputEvent(ViewRootImpl.java:3308) 01-14 04:35:02.555: E/AndroidRuntime(6964): at android.view.ViewRootImpl.doProcessInputEvents(ViewRootImpl.java:4402) 01-14 04:35:02.555: E/AndroidRuntime(6964): at android.view.ViewRootImpl.enqueueInputEvent(ViewRootImpl.java:4380) 01-14 04:35:02.555: E/AndroidRuntime(6964): at android.view.ViewRootImpl$WindowInputEventReceiver.onInputEvent(ViewRootImpl.java:4484) 01-14 04:35:02.555: E/AndroidRuntime(6964): at android.view.InputEventReceiver.dispatchInputEvent(InputEventReceiver.java:171) 01-14 04:35:02.555: E/AndroidRuntime(6964): at android.view.InputEventReceiver.nativeConsumeBatchedInputEvents(Native Method) 01-14 04:35:02.555: E/AndroidRuntime(6964): at android.view.InputEventReceiver.consumeBatchedInputEvents(InputEventReceiver.java:163) 01-14 04:35:02.555: E/AndroidRuntime(6964): at android.view.ViewRootImpl.doConsumeBatchedInput(ViewRootImpl.java:4452) 01-14 04:35:02.555: E/AndroidRuntime(6964): at android.view.ViewRootImpl$ConsumeBatchedInputRunnable.run(ViewRootImpl.java:4503) 01-14 04:35:02.555: E/AndroidRuntime(6964): at android.view.Choreographer$CallbackRecord.run(Choreographer.java:725) 01-14 04:35:02.555: E/AndroidRuntime(6964): at android.view.Choreographer.doCallbacks(Choreographer.java:555) 01-14 04:35:02.555: E/AndroidRuntime(6964): at android.view.Choreographer.doFrame(Choreographer.java:523) 01-14 04:35:02.555: E/AndroidRuntime(6964): at android.view.Choreographer$FrameDisplayEventReceiver.run(Choreographer.java:711) 01-14 04:35:02.555: E/AndroidRuntime(6964): at android.os.Handler.handleCallback(Handler.java:615) 01-14 04:35:02.555: E/AndroidRuntime(6964): at android.os.Handler.dispatchMessage(Handler.java:92) 01-14 04:35:02.555: E/AndroidRuntime(6964): at android.os.Looper.loop(Looper.java:137) 01-14 04:35:02.555: E/AndroidRuntime(6964): at android.app.ActivityThread.main(ActivityThread.java:4898) 01-14 04:35:02.555: E/AndroidRuntime(6964): at java.lang.reflect.Method.invokeNative(Native Method) 01-14 04:35:02.555: E/AndroidRuntime(6964): at java.lang.reflect.Method.invoke(Method.java:511) 01-14 04:35:02.555: E/AndroidRuntime(6964): at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:1006) 01-14 04:35:02.555: E/AndroidRuntime(6964): at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:773) 01-14 04:35:02.555: E/AndroidRuntime(6964): at dalvik.system.NativeStart.main(Native Method)
解决方案Your exception states this:
java.lang.ClassCastException: android.widget.LinearLayout cannot be cast to android.widget.TextView 01-14 04:21:29.995: E/AndroidRuntime(3174): at com.mrfs.android.surveyapp.activities.fragments.LocationListFragment$1.onItemClick(LocationListFragment.java:45)
So I guess this would be the row that's causing the Exception. The view is not a TextView, but a linearlayout. Try using view.findViewById(R.id.theTextViewIdFromALayoutFile) instead. And cast this to a TextView.
Toast.makeText(getActivity(), ((TextView) view).getText(), Toast.LENGTH_SHORT).show();
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