TextInputLayout（TextInputEditText）トグルボタンをクリックしたときのNullpointerException

Question

私は、パスワードフィールドにTextInputLayout（およびTextInputEditText）を使用していますが、私のタブレットのトグルボタンを押しているときに私のアプリケーションが壊れています。私は別のデバイス上で魅力 のようなアプリの作業テスト

ここではいくつかの情報です：
に従事

- ネクサス5 - 6.0.1
- POSITIVO S440 - 4.4.2
- サムスンSM-T530
：サムスンのギャラクシータブSM-P550は - タブレット - 6.0.1

は
に墜落しました- アンドロイド：5.0.2
- Androidのサポートデザインバージョン：25.3.1

マイXML

android.support.design.widget.TextInputLayout 
    android:id="@+id/til_password" 
    style="@style/Text" 
    android:layout_width="match_parent" 
    android:layout_height="wrap_content" 
    android:layout_gravity="center_vertical" 
    android:layout_marginLeft="16dp" 
    android:layout_marginStart="16dp" 
    android:hint="@string/lbl_password" 
    app:passwordToggleEnabled="true" 
    app:passwordToggleTint="@color/theme_accent" 

    android.support.design.widget.TextInputEditText 
     android:id="@+id/inp_password" 
     style="@style/Text" 
     android:layout_width="match_parent" 
     android:layout_height="wrap_content" 
     android:background="@null" 
     android:imeOptions="actionDone" 
     android:inputType="textPassword" 
     android:textColor="@color/theme_accent" 
     android:textSize="@dimen/text_size_subhead" 

android.support.design.widget.TextInputLayout 
 

私のコード

public class SyncFragment extends GenericFragment implements TaskCallback, 
     View.OnClickListener, WifiAdapter.WifiListener, BackIntercepter, TextView.OnEditorActionListener { 

    private TextInputEditText mInpPassword; 

    @Override 
    public View onCreateView(LayoutInflater inflater, @Nullable ViewGroup container, @Nullable Bundle savedInstanceState) { 
     super.onCreateView(inflater, container, savedInstanceState); 
     View view = inflater.inflate(R.layout.layout_sync, container, false); 
     ButterKnife.bind(this, view); 
     findViews(view); 

     if (getArguments() != null) { 
      List wifis = getArguments().getParcelableArrayList(Extras.WIFIS); 
      if(wifis != null) { 
       Log.d("HACL.TEST", "content extra info: " + Extras.WIFIS); 
       Log.d("HACL.TEST", "content wifis: " + wifis.toString()); 
       updateSpinner(wifis); 
       networkId = getArguments().getInt(Extras.NETWORK_ID); 
       airConWifiSSID = getArguments().getString(Extras.AIR_CON_WIFI); 
      } 
     } 

     setListeners(); 
     return view; 
    } 

    @Override 
    public void onViewCreated(View view, @Nullable Bundle savedInstanceState) { 
     super.onViewCreated(view, savedInstanceState); 

     try { 
      // If return from SyncingFragment, load which Wi-Fi network was selected and show 
      // credential screen instead of Wi-Fi list screen 
      if(getArguments().getBoolean(Extras.BACK_FROM_SYNCING)) { 
       if (getArguments().getParcelable(Extras.WIFI) != null) { 
        Wifi wifi = getArguments().getParcelable(Extras.WIFI); 
        mOutNetwork.setText(wifi.getSsid()); 
        mOutNetwork.setTextColor(getResources().getColor(R.color.theme_accent)); 
        mOutNetwork.setAlpha(1); 
        mOutNetwork.setTag(wifi); 
        Typeface face = Typeface.createFromAsset(getContext().getAssets(), "fonts/FonteX-Regular.ttf"); 
        mOutNetwork.setTypeface(face); 
        mInpPassword.setTypeface(face); 
       } 
       showCredentials(); 
      } 
      else { 
       showList(); 
      } 
     } catch (Exception e) { 
      e.printStackTrace(); 
     } 
    } 

    private void findViews(View view) { 
     Typeface face = Typeface.createFromAsset(getContext().getAssets(),"fonts/FontX-Regular.ttf"); 

     mInpPassword = (TextInputEditText) view.findViewById(R.id.inp_password); mInpPassword.setTypeface(face); 

     ..... 
    } 

    private void finishSync() { 

     if (mOutNetwork.getTag() == null) { 
      Toast.makeText(getActivity(), R.string.msg_select_an_network, Toast.LENGTH_SHORT).show(); 
      return; 
     } 

     String password = mInpPassword.getText().toString(); 
     if (verifyPassword(password)) { 
      Wifi wifi = (Wifi) mOutNetwork.getTag(); 
      wifi.setPassphrase(password); 

      Bundle bundle = new Bundle(); 
      bundle.putParcelable(Extras.WIFI, wifi); 
      bundle.putParcelableArrayList(Extras.WIFIS, new ArrayList(wifiOnSpinner)); 
      bundle.putInt(Extras.NETWORK_ID, networkId); 
      bundle.putString(Extras.AIR_CON_WIFI, airConWifiSSID); 
      getGenericActivity().openMainFragment(SyncingFragment.class, bundle); 
     } else { 
      Toast.makeText(getActivity(), R.string.msg_password_invalid, Toast.LENGTH_SHORT).show(); 
     } 
    } 

    @Override 
    public void onClick(View v) { 
     if (v.equals(mLyNetwork)) { 
      try { 
       CommonUtils.hideInputKeyboard(getActivity()); 
      } catch (RuntimeException ignored) { 

      } 
      showList(); 
     } 

     if (v.equals(mBtnSync)) { 
      finishSync(); 
     } 
    } 

    @Override 
    public void onWifiSelected(Wifi wifi) { 
     mOutNetwork.setText(wifi.getSsid()); 
     mOutNetwork.setTextColor(getResources().getColor(R.color.theme_accent)); 
     mOutNetwork.setAlpha(1); 
     mOutNetwork.setTag(wifi); 
     Typeface face = Typeface.createFromAsset(getContext().getAssets(),"fonts/ElectroluxSans-Regular.ttf"); 
     mOutNetwork.setTypeface(face); 
     mInpPassword.setTypeface(face); 

     if (wifi.getSecurityType() > 0) { 
      showCredentials(); 
     } else { 
      finishSync(); 
     } 
    } 

    @Override 
    public boolean onEditorAction(TextView textView, int i, KeyEvent keyEvent) { 
     Wifi tag = (Wifi) mOutNetwork.getTag(); 
     // If Wi-Fi network has some security type, minimum password length is: 
     // For a 64 bit WEP network the password is 5-characters. 
     // For a 128 bit WEP network the password is 13-characters. 
     // WPA uses either a passphrase (a shared secret) that is comprised of 8 to 63 characters 
     if (textView.getText() != null 
       && textView.getText().length() 0) { 
      mBtnSync.setEnabled(false); 
     } else { 
      mBtnSync.setEnabled(true); 
     } 

     if (i == EditorInfo.IME_ACTION_DONE && mBtnSync.isEnabled()) { 
      finishSync(); 
      return true; 
     } 
     return false; 
    } 
    public void showCredentials() { 
     int duration = getResources().getInteger(android.R.integer.config_mediumAnimTime); 
     lyCredentials.setVisibility(View.VISIBLE); 
     ViewCompat.animate(listNetwork).alpha(0f) 
       .setInterpolator(new DecelerateInterpolator()) 
       .setDuration(duration) 
       .setListener(new ViewPropertyAnimatorListenerAdapter() { 

        @Override 
        public void onAnimationEnd(View view) { 
         listNetwork.setVisibility(View.GONE); 
        } 

       }) 
       .start(); 
     ViewCompat.animate(lyCredentials).alpha(1f) 
       .setStartDelay(duration) 
       .setInterpolator(new DecelerateInterpolator()) 
       .setListener(new ViewPropertyAnimatorListenerAdapter() { 

        @Override 
        public void onAnimationEnd(View view) { 
         mInpPassword.requestFocus(); CommonUtils.showInputKeyboard(getActivity(), mInpPassword); 
        } 

       }) 
       .setDuration(duration) 
       .start(); 

     mBtnSync.setEnabled(false); 
    } 

    @Override 
    public void onWifiSelected(Wifi wifi) { 
     mOutNetwork.setText(wifi.getSsid()); 
     mOutNetwork.setTextColor(getResources().getColor(R.color.theme_accent)); 
     mOutNetwork.setAlpha(1); 
     mOutNetwork.setTag(wifi); 
     Typeface face = Typeface.createFromAsset(getContext().getAssets(),"fonts/FontX-Regular.ttf"); 
     mOutNetwork.setTypeface(face); 
     mInpPassword.setTypeface(face); 

     if (wifi.getSecurityType() > 0) { 
      showCredentials(); 
     } else { 
      finishSync(); 
     } 
    } 
    private void setListeners() { 
     mLyNetwork.setOnClickListener(this); 
     mInpPassword.setOnEditorActionListener(this); 
     mBtnSync.setOnClickListener(this); 
    } 
} 

そして、ここでは、logcatが

 

05-15 09:22:31.199 20164-20164/com.xxxxxxx.yyyyyyyy.zzzz E/AndroidRuntime: FATAL EXCEPTION: 
main 
Process: com.xxxxxxxx.yyyyyyyyy.zzzzz, PID: 20164 
java.lang.NullPointerException: Attempt to invoke virtual method 'int java.util.ArrayList.size()' on a null object reference 
at android.graphics.drawable.AnimatedVectorDrawable.start(AnimatedVectorDrawable.java:423) 
at android.graphics.drawable.AnimatedStateListDrawable$AnimatedVectorDrawableTransition.start(AnimatedStateListDrawable.java:322) 
at android.graphics.drawable.AnimatedStateListDrawable.selectTransition(AnimatedStateListDrawable.java:226) 
at android.graphics.drawable.AnimatedStateListDrawable.onStateChange(AnimatedStateListDrawable.java:153) 
at android.graphics.drawable.Drawable.setState(Drawable.java:644) 
at android.support.v4.graphics.drawable.DrawableWrapperGingerbread.setState(DrawableWrapperGingerbread.java:145) 
at android.support.v4.graphics.drawable.DrawableWrapperLollipop.setState(DrawableWrapperLollipop.java:95) 
at android.widget.ImageView.drawableStateChanged(ImageView.java:1129) 
at android.support.v7.widget.AppCompatImageButton.drawableStateChanged(AppCompatImageButton.java:149) 
at android.view.View.refreshDrawableState(View.java:17099) 
at android.support.design.widget.CheckableImageButton.setChecked(CheckableImageButton.java:75) 
at android.support.design.widget.TextInputLayout.passwordVisibilityToggleRequested(TextInputLayout.java:1302) 
at android.support.design.widget.TextInputLayout$4.onClick(TextInputLayout.java:1076) 
at android.view.View.performClick(View.java:5214) 
at android.view.View$PerformClick.run(View.java:20978) 
at android.os.Handler.handleCallback(Handler.java:739) 
at android.os.Handler.dispatchMessage(Handler.java:95) 
at android.os.Looper.loop(Looper.java:145) 
at android.app.ActivityThread.main(ActivityThread.java:6134) 
at java.lang.reflect.Method.invoke(Native Method) 
at java.lang.reflect.Method.invoke(Method.java:372) 
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:1399) 
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1194) 
 

です

ご覧のとおり、問題はandroiにありますdサポートデザインライブラリ

私はこのリンクを見つけました。同じ問題を抱えている開発者がさらに増えました。
Google Issue Tracker: Error Support Design

回避策または解決策をご存じの方は、教えてください。

Answer 1

{ 
    //... 
    EditText et; 
    //... 
    //left, top, right, bottom 
    et.setCompoundDrawablesWithIntrinsicBounds(0, 0, R.drawable.some_icon, 0); 
    et.setOnTouchListener(someTouchListener); 
    //... 
} 

private View.OnTouchListener someTouchListener = new OnTouchListener() { 
    final int DRAWABLE_LEFT = 0; 
    final int DRAWABLE_TOP = 1; 
    final int DRAWABLE_RIGHT = 2; 
    final int DRAWABLE_BOTTOM = 3; 
    @Override 
    public boolean onTouch(View v, MotionEvent event) { 
     if (event.getAction() == MotionEvent.ACTION_UP) { 
      if (event.getRawX() >= (v.getRight() - ((EditText) v).getCompoundDrawables()[DRAWABLE_RIGHT].getBounds().width())) { 
       //TODO Drawable click here 
       return true; 
      } 
     } 
     return false; 
    } 
};