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Java SeekBar不在片段中显示文本_Java_Android_Android Fragments_Android Seekbar - Fatal编程技术网

Java SeekBar不在片段中显示文本

Java SeekBar不在片段中显示文本,java,android,android-fragments,android-seekbar,Java,Android,Android Fragments,Android Seekbar,这是我的密码: public class ScoreFragment extends Fragment { public static final String TAG ="ScoreFragment"; @Override public void onAttach(Activity activity) { super.onAttach(activity); Log.d(TAG, "onAttach"); } @Overri

这是我的密码:

public class ScoreFragment extends Fragment {

public static final String TAG ="ScoreFragment";

    @Override
    public void onAttach(Activity activity) {
        super.onAttach(activity);
        Log.d(TAG, "onAttach");

    }

    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        if(savedInstanceState==null)
        {
            Log.d(TAG,"onCreate FIRST TIME");
        }
        else
        {
            Log.d(TAG,"onCreate SUBSEQUENT TIME");
        }

    }

    @Override
    public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
        super.onCreateView(inflater,container,savedInstanceState);
        final View v = inflater.inflate(R.layout.score_collection, container, false);

        final TextView sliderText = (TextView) v.findViewById(R.id.score_number);
        sliderText.setTextSize(48);

        //TODO: Find solution to find known bug in Android
       /* ActionBar  actionBar = ((ActionBarActivity) getActivity()).getSupportActionBar();
        actionBar.hide();*/

        SeekBar seekbar = (SeekBar) v.findViewById(R.id.seekBar);

        seekbar.setOnSeekBarChangeListener(new SeekBar.OnSeekBarChangeListener() {
            @Override
            public void onProgressChanged(SeekBar seekBar, int progress, boolean fromUser) {

                sliderText.setText("" + progress);
            }

            @Override
            public void onStartTrackingTouch(SeekBar seekBar) {

            }

            @Override
            public void onStopTrackingTouch(SeekBar seekBar) {

            }
        });


        Log.d(TAG,"onCreateView");
        return inflater.inflate(R.layout.score_collection, container, false);

    }
seekBar将显示,但它不会在我的视图中增加或显示任何文本

以下是我如何在RelativeLayout中的视图中设置它:

 <SeekBar
            android:layout_width="300sp"
            android:layout_height="wrap_content"
            android:id="@+id/seekBar"
            android:progress="0"
            android:max="10"
            android:minHeight="30sp"
            android:maxHeight="30sp"
            android:layout_below="@+id/score_number" 
            android:layout_centerHorizontal="true"/>
在我把它放进碎片之前,它确实起作用了,所以我认为它和它在碎片内部有关,但我不能完全确定


假设它以0到10的比例递增1

所以我知道我做错了什么。这真是一个愚蠢的错误。我道歉

以下是针对感兴趣人士的解决方案:

原始代码:

return inflater.inflate(R.layout.score_collection, container, false);
当我应该返回v view v时,我再次返回了视图

所以我把上面的返回语句改为

return v; 
相反,它是有效的。我真傻