Example usage for android.text TextWatcher TextWatcher

Introduction

In this page you can find the example usage for android.text TextWatcher TextWatcher.

Prototype

TextWatcher

Source Link

Usage

From source file:com.myapps.upesse.upes_spefest.ui.activity.CommentsFragment.java

@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
    // Inflate the layout for this fragment
    View rootView = inflater.inflate(R.layout.activity_comments, container, false);
    RecyclerView mCommentsView = (RecyclerView) rootView.findViewById(R.id.rvComments);
    mEditText = (EditText) rootView.findViewById(R.id.etComment);
    final Button sendButton = (Button) rootView.findViewById(R.id.btnSendComment);

    final DatabaseReference commentsRef = FirebaseUtil.getCommentsRef().child(mPostRef);
    mAdapter = new FirebaseRecyclerAdapter<Comment, CommentViewHolder>(Comment.class, R.layout.item_comment,
            CommentViewHolder.class, commentsRef) {
        @Override//  ww  w. j a va  2 s .  c  o m
        protected void populateViewHolder(final CommentViewHolder viewHolder, Comment comment, int position) {
            Author author = comment.getAuthor();
            viewHolder.commentAuthor.setText(author.getFull_name());
            if (author.getProfile_picture() == null) {
                viewHolder.commentPhoto.setImageResource(R.drawable.ic_person_outline_black);
            } else {
                try {
                    GlideUtil.loadProfileIcon(author.getProfile_picture(), viewHolder.commentPhoto);
                } catch (Exception e) {
                }
            }
            viewHolder.authorRef = author.getUid();
            viewHolder.commentTime.setText(DateUtils.getRelativeTimeSpanString((long) comment.getTimestamp()));
            viewHolder.commentText.setText(comment.getText());
        }
    };
    sendButton.setEnabled(false);
    mEditText.setHint(R.string.new_comment_hint);
    mEditText.setFilters(new InputFilter[] { new InputFilter.LengthFilter(DEFAULT_MSG_LENGTH_LIMIT) });
    mEditText.addTextChangedListener(new TextWatcher() {
        @Override
        public void beforeTextChanged(CharSequence charSequence, int i, int i1, int i2) {
        }

        @Override
        public void onTextChanged(CharSequence charSequence, int i, int i1, int i2) {
        }

        @Override
        public void afterTextChanged(Editable editable) {
            if (editable.length() > 0) {
                sendButton.setEnabled(true);
            } else {
                sendButton.setEnabled(false);
            }
        }
    });
    sendButton.setOnClickListener(new View.OnClickListener() {
        @Override
        public void onClick(View v) {
            // Clear input box and hide keyboard.
            final Editable commentText = mEditText.getText();
            mEditText.setText("");
            InputMethodManager inputManager = (InputMethodManager) getActivity()
                    .getSystemService(Context.INPUT_METHOD_SERVICE);
            inputManager.hideSoftInputFromWindow(mEditText.getWindowToken(),
                    InputMethodManager.HIDE_NOT_ALWAYS);

            FirebaseUser user = FirebaseAuth.getInstance().getCurrentUser();
            if (user == null) {
                Toast.makeText(getActivity(), R.string.user_logged_out_error, Toast.LENGTH_SHORT).show();
            }

            Author author = new Author(user.getDisplayName(),
                    user.getPhotoUrl() != null ? user.getPhotoUrl().toString() : null, user.getUid());

            Comment comment = new Comment(author, commentText.toString(), ServerValue.TIMESTAMP);
            commentsRef.push().setValue(comment, new DatabaseReference.CompletionListener() {
                @Override
                public void onComplete(DatabaseError error, DatabaseReference firebase) {
                    if (error != null) {
                        Log.w(TAG, "Error posting comment: " + error.getMessage());
                        Toast.makeText(getActivity(), "Error posting comment.", Toast.LENGTH_SHORT).show();
                        mEditText.setText(commentText);
                    }
                }
            });
        }
    });
    mCommentsView.setLayoutManager(new LinearLayoutManager(getActivity()));
    mCommentsView.setAdapter(mAdapter);
    return rootView;
}

---

From source file:com.cw.litenote.note_add.Note_addText.java

TextWatcher setTextWatcher() {
    return new TextWatcher() {
        public void afterTextChanged(Editable s) {
            if (!isTextAdded())
                mMenu.findItem(R.id.ADD_TEXT_NOTE).setVisible(false);
            else//from   w  w w .  j  a  va 2s . co  m
                mMenu.findItem(R.id.ADD_TEXT_NOTE).setVisible(true);
        }

        public void beforeTextChanged(CharSequence s, int start, int count, int after) {
        }

        public void onTextChanged(CharSequence s, int start, int before, int count) {
        }
    };
}

---

From source file:fr.cph.chicago.core.activity.BusBoundActivity.java

@Override
public final void onCreate(final Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    App.checkBusData(this);
    if (!this.isFinishing()) {
        setContentView(R.layout.activity_bus_bound);
        ButterKnife.bind(this);

        if (busRouteId == null || busRouteName == null || bound == null || boundTitle == null) {
            final Bundle extras = getIntent().getExtras();
            busRouteId = extras.getString(bundleBusRouteId);
            busRouteName = extras.getString(bundleBusRouteName);
            bound = extras.getString(bundleBusBound);
            boundTitle = extras.getString(bundleBusBoundTitle);
        }/*ww w .j  a  v a 2s  .  c  om*/
        busBoundAdapter = new BusBoundAdapter();
        setListAdapter(busBoundAdapter);
        getListView().setOnItemClickListener((adapterView, view, position, id) -> {
            final BusStop busStop = (BusStop) busBoundAdapter.getItem(position);
            final Intent intent = new Intent(getApplicationContext(), BusActivity.class);

            final Bundle extras = new Bundle();
            extras.putInt(bundleBusStopId, busStop.getId());
            extras.putString(bundleBusStopName, busStop.getName());
            extras.putString(bundleBusRouteId, busRouteId);
            extras.putString(bundleBusRouteName, busRouteName);
            extras.putString(bundleBusBound, bound);
            extras.putString(bundleBusBoundTitle, boundTitle);
            extras.putDouble(bundleBusLatitude, busStop.getPosition().getLatitude());
            extras.putDouble(bundleBusLongitude, busStop.getPosition().getLongitude());

            intent.putExtras(extras);
            intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
            startActivity(intent);
        });

        filter.addTextChangedListener(new TextWatcher() {
            private List<BusStop> busStopsFiltered;

            @Override
            public void beforeTextChanged(final CharSequence s, final int start, final int count,
                    final int after) {
                busStopsFiltered = new ArrayList<>();
            }

            @Override
            public void onTextChanged(final CharSequence s, final int start, final int before,
                    final int count) {
                if (busStops != null) {
                    Stream.of(busStops).filter(busStop -> StringUtils.containsIgnoreCase(busStop.getName(), s))
                            .forEach(busStopsFiltered::add);
                }
            }

            @Override
            public void afterTextChanged(final Editable s) {
                busBoundAdapter.update(busStopsFiltered);
                busBoundAdapter.notifyDataSetChanged();
            }
        });

        Util.setWindowsColor(this, toolbar, TrainLine.NA);
        toolbar.setTitle(busRouteId + " - " + boundTitle);

        toolbar.setNavigationIcon(arrowBackWhite);
        toolbar.setOnClickListener(v -> finish());

        ObservableUtil.createBusStopBoundObservable(getApplicationContext(), busRouteId, bound)
                .subscribe(onNext -> {
                    busStops = onNext;
                    busBoundAdapter.update(onNext);
                    busBoundAdapter.notifyDataSetChanged();
                }, onError -> {
                    Log.e(TAG, onError.getMessage(), onError);
                    Util.showOopsSomethingWentWrong(getListView());
                });

        Util.trackAction(this, R.string.analytics_category_req, R.string.analytics_action_get_bus,
                BUSES_STOP_URL, 0);

        // Preventing keyboard from moving background when showing up
        getWindow().setSoftInputMode(WindowManager.LayoutParams.SOFT_INPUT_ADJUST_PAN);
    }
}

---

From source file:ca.ggolda.lendit.fragments.FragChat.java

@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
    // Inflate the layout for this fragment
    View v = inflater.inflate(R.layout.activity_chat, container, false);

    // Get UserID
    mFirebaseAuth = FirebaseAuth.getInstance();
    FirebaseUser user = mFirebaseAuth.getCurrentUser();
    UserID = user.getUid();// ww  w  .j  a  v  a 2 s. c om
    mUsername = user.getDisplayName();

    mUsername = ANONYMOUS;

    mFirebaseDatabase = FirebaseDatabase.getInstance();

    mUsername = user.getDisplayName();

    mFirebaseStorage = FirebaseStorage.getInstance();

    mMessagesDatabaseReference = mFirebaseDatabase.getReference().child("messages");
    mChatPhotosStorageReference = mFirebaseStorage.getReference().child("chat_photos");

    // Initialize references to views
    mProgressBar = (ProgressBar) v.findViewById(R.id.progressBar);
    mMessageListView = (ListView) v.findViewById(R.id.messageListView);
    mPhotoPickerButton = (ImageButton) v.findViewById(R.id.photoPickerButton);
    mMessageEditText = (EditText) v.findViewById(R.id.messageEditText);
    mSendButton = (Button) v.findViewById(R.id.sendButton);

    // Initialize message ListView and its adapter
    List<InstanceMessage> friendlyMessages = new ArrayList<>();
    mMessageAdapter = new AdapterMessages(getContext(), R.layout.message_slide, friendlyMessages);
    mMessageListView.setAdapter(mMessageAdapter);

    // Initialize progress bar
    mProgressBar.setVisibility(ProgressBar.INVISIBLE);

    // ImagePickerButton shows an image picker to upload a image for a message
    mPhotoPickerButton.setOnClickListener(new View.OnClickListener() {
        @Override
        public void onClick(View view) {
            Intent intent = new Intent(Intent.ACTION_GET_CONTENT);
            intent.setType("image/jpeg");
            intent.putExtra(Intent.EXTRA_LOCAL_ONLY, true);
            startActivityForResult(Intent.createChooser(intent, "Complete action using"), RC_PHOTO_PICKER);
        }
    });

    // Enable Send button when there's text to send
    mMessageEditText.addTextChangedListener(new TextWatcher() {
        @Override
        public void beforeTextChanged(CharSequence charSequence, int i, int i1, int i2) {
        }

        @Override
        public void onTextChanged(CharSequence charSequence, int i, int i1, int i2) {
            if (charSequence.toString().trim().length() > 0) {
                mSendButton.setEnabled(true);
            } else {
                mSendButton.setEnabled(false);
            }
        }

        @Override
        public void afterTextChanged(Editable editable) {
        }
    });
    mMessageEditText.setFilters(new InputFilter[] { new InputFilter.LengthFilter(DEFAULT_MSG_LENGTH_LIMIT) });

    // Send button sends a message and clears the EditText
    mSendButton.setOnClickListener(new View.OnClickListener() {
        @Override
        public void onClick(View view) {
            // TODO: Send messages on click

            InstanceMessage friendlyMessage = new InstanceMessage(mMessageEditText.getText().toString(),
                    mUsername, null);

            mMessagesDatabaseReference.push().setValue(friendlyMessage);

            // Clear input box
            mMessageEditText.setText("");
        }
    });

    mChildEventListener = new ChildEventListener() {
        @Override
        public void onChildAdded(DataSnapshot dataSnapshot, String s) {
            InstanceMessage friendlyMessage = dataSnapshot.getValue(InstanceMessage.class);
            mMessageAdapter.add(friendlyMessage);
        }

        @Override
        public void onChildChanged(DataSnapshot dataSnapshot, String s) {
        }

        @Override
        public void onChildRemoved(DataSnapshot dataSnapshot) {
        }

        @Override
        public void onChildMoved(DataSnapshot dataSnapshot, String s) {
        }

        @Override
        public void onCancelled(DatabaseError databaseError) {
        }
    };
    mMessagesDatabaseReference.addChildEventListener(mChildEventListener);

    mAuthStateListener = new FirebaseAuth.AuthStateListener() {
        @Override
        public void onAuthStateChanged(@NonNull FirebaseAuth firebaseAuth) {

            FirebaseUser user = firebaseAuth.getCurrentUser();
            if (user != null) {
                //user signed in
                OnSignedInInitialise(user.getDisplayName());
            } else {
                //user signed out
                OnSignedOutCleanUp();
                startActivityForResult(
                        AuthUI.getInstance().createSignInIntentBuilder()
                                .setProviders(AuthUI.EMAIL_PROVIDER, AuthUI.GOOGLE_PROVIDER).build(),
                        RC_SIGN_IN);
            }

        }
    };

    return v;
}

---

From source file:com.activiti.android.ui.fragments.task.create.CreateStandaloneTaskDialogFragment.java

@Override
public void onStart() {
    super.onStart();
    if (getDialog() != null) {
        descriptionET = ((EditText) ((MaterialDialog) getDialog()).getCustomView()
                .findViewById(R.id.create_task_description));
        nameET = ((EditText) ((MaterialDialog) getDialog()).getCustomView()
                .findViewById(R.id.create_task_name));
        nameET.setSelection(nameET.getText().length());
        ((MaterialDialog) getDialog()).getActionButton(DialogAction.POSITIVE).setEnabled(false);
        nameET.addTextChangedListener(new TextWatcher() {
            @Override/*from   www.jav  a 2  s  .  c  o m*/
            public void onTextChanged(CharSequence s, int start, int before, int count) {
            }

            @Override
            public void beforeTextChanged(CharSequence s, int start, int count, int after) {
            }

            @Override
            public void afterTextChanged(Editable s) {
                if (s.length() == 0) {
                    ((MaterialDialog) getDialog()).getActionButton(DialogAction.POSITIVE).setEnabled(false);
                } else {
                    ((MaterialDialog) getDialog()).getActionButton(DialogAction.POSITIVE).setEnabled(true);
                }
            }
        });
        UIUtils.showKeyboard(getActivity(), nameET);
    }
}

---

From source file:com.github.rutvijkumar.twittfuse.fragments.ComposeDialog.java

private void setActionsListeners() {

    tweetIt.setOnClickListener(new OnClickListener() {

        @Override//from  w w  w  .  ja v a  2 s.  c om
        public void onClick(View v) {
            String tweetBody = tweetTextara.getEditableText().toString();

            if (!Util.isNetworkAvailable(activity)) {
                Util.postTweetOffline(tweetBody, replyToTweetId);
                dismiss();
                Toast.makeText(activity, "Network unavailable :Tweet will be saved and posted later ",
                        Toast.LENGTH_LONG).show();

            } else {

                if (replyToTweetId != null) {
                    postReply(tweetBody, replyToTweetId);
                } else {
                    postTweet(tweetBody);
                }
            }

        }
    });

    tweetTextara.addTextChangedListener(new TextWatcher() {

        @Override
        public void onTextChanged(CharSequence s, int start, int before, int count) {
            int availableChar = 0;
            String typedTweetText = tweetTextara.getEditableText().toString().trim();
            availableChar = CHARS_LIMIT - typedTweetText.length();
            String updatedRemainingChars = String.valueOf((CHARS_LIMIT - typedTweetText.length()));
            remainingChars.setText(updatedRemainingChars);
            if (availableChar < 0) {
                tweetIt.setEnabled(false);
                tweetIt.setBackgroundColor(getResources().getColor(R.color.TwitterBlue_disabled));
                remainingChars.setTextColor(getResources().getColor(R.color.Red));
            } else {
                tweetIt.setEnabled(true);
                tweetIt.setBackgroundColor(getResources().getColor(R.color.TwitterBlue));
                remainingChars.setTextColor(getResources().getColor(android.R.color.black));

            }
        }

        @Override
        public void beforeTextChanged(CharSequence s, int start, int count, int after) {
            // TODO Auto-generated method stub

        }

        @Override
        public void afterTextChanged(Editable s) {
            // TODO Auto-generated method stub

        }
    });
}

---

From source file:com.heske.alexandria.activities.AddBookFragment.java

@Override
public View onCreateView(final LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
    rootView = inflater.inflate(R.layout.fragment_add_book, container, false);
    ButterKnife.bind(this, rootView);

    if (getArguments() != null) {
        String addBookText = getArguments().getString(KEY_ADD_BOOK_TEXT);
        if (!addBookText.isEmpty())
            etvEan.setText(addBookText);
    }// w  w  w .ja  v  a2s .co  m

    etvEan.addTextChangedListener(new TextWatcher() {
        @Override
        public void beforeTextChanged(CharSequence s, int start, int count, int after) {
        }

        @Override
        public void onTextChanged(CharSequence s, int start, int before, int count) {
        }

        @Override
        public void afterTextChanged(Editable s) {
            //Wait for user to initiate text entry.
            //Otherwise, on config change, a 13-digit number
            //might be left over and be seen as a duplicate book
            if (mIsInitState) {
                mIsInitState = false;
                return;
            }
            String ean = s.toString();
            //catch isbn10 numbers
            if (ean.length() == 10 && !ean.startsWith("978")) {
                ean = "978" + ean;
            }
            if (ean.length() < 13) {
                return;
            }
            addBook(ean);
        }
    });

    if (!Utils.isNetworkAvailable(getActivity())) {
        etvEan.setText(getString(R.string.error_no_network_short));
        etvEan.setEnabled(false);
        tv_no_network.setVisibility(View.VISIBLE);
    } else
        tv_no_network.setVisibility(View.GONE);
    return rootView;
}

---

From source file:com.halzhang.android.apps.startupnews.ui.tablet.DiscussFragment.java

@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
    setHasOptionsMenu(true);/*from w  ww.j av a 2 s  .  c o  m*/
    View view = inflater.inflate(R.layout.fragment_discuss, null);
    mListView = (ListView) view.findViewById(android.R.id.list);
    mListView.setOnItemClickListener(this);
    mSnDiscuss = new SNDiscuss();
    Bundle args = getArguments();
    SNNew snNew = null;
    if (args != null && args.containsKey(DiscussActivity.ARG_DISCUSS_URL)) {
        mDiscussURL = args.getString(DiscussActivity.ARG_DISCUSS_URL);
    } else {
        throw new IllegalArgumentException("Discuss URL is required!");
    }
    if (args.containsKey(DiscussActivity.ARG_SNNEW)) {
        snNew = (SNNew) args.getSerializable(DiscussActivity.ARG_SNNEW);
        mSnDiscuss.setSnNew(snNew);
    }
    mAdapter = new DiscussCommentAdapter();
    View headerView = inflater.inflate(R.layout.discuss_header_view, null);
    mTitle = (TextView) headerView.findViewById(R.id.discuss_news_title);
    mSubTitle = (TextView) headerView.findViewById(R.id.discuss_news_subtitle);
    mText = (TextView) headerView.findViewById(R.id.discuss_text);

    mSendBtn = (ImageButton) view.findViewById(R.id.discuss_comment_send_btn);
    mSendBtn.setEnabled(false);
    mSendBtn.setOnClickListener(mSendBtnClickListener);
    mCommentEdit = (EditText) view.findViewById(R.id.discuss_comment_edit);
    mCommentEdit.addTextChangedListener(new TextWatcher() {

        @Override
        public void onTextChanged(CharSequence s, int start, int before, int count) {

        }

        @Override
        public void beforeTextChanged(CharSequence s, int start, int count, int after) {

        }

        @Override
        public void afterTextChanged(Editable s) {
            mSendBtn.setEnabled(s.length() > 0);
        }
    });
    mListView.addHeaderView(headerView);
    mListView.setAdapter(mAdapter);
    wrapHeaderView(snNew);
    loadData();
    return view;
}

---

From source file:activities.SpecialityActivity.java

@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.service_list);
    lv = (ListView) findViewById(R.id.list_view);

    inputSearch = (EditText) findViewById(R.id.inputSearch);
    //adapter = new ArrayAdapter<String>(activity, R.layout.service_list_item, R.id.service_name,services);
    adapter = new SpecialityAdapter(this, R.layout.service_list_item, Arrays.asList(services));
    lv.setAdapter(adapter);//from w  w  w.j  a  v a  2  s .co m

    inputSearch.addTextChangedListener(new TextWatcher() {
        @Override
        public void beforeTextChanged(CharSequence s, int start, int count, int after) {

        }

        @Override
        public void onTextChanged(CharSequence s, int start, int before, int count) {
            adapter.getFilter().filter(s);
        }

        @Override
        public void afterTextChanged(Editable s) {

        }
    });
    ((Button) findViewById(R.id.button)).setOnClickListener(new View.OnClickListener() {
        @Override
        public void onClick(View v) {
            for (int i = 0; i < specialities.size(); i++) {
                // Log.e("key", specialities+"");
                specialities_new = specialities;
                Log.e("key", specialities_new + "");
            }

            //                for(String speciality : specialities) {
            //                    //System.out.println(speciality);
            //                    Log.e("key", speciality);
            //                    key = speciality;
            //                    Log.e("keys", key+" ");
            //                }
            //                Intent returnIntent = new Intent();
            //                Bundle bundle = new Bundle();
            //                bundle.putSerializable("result", specialities_new);
            //               returnIntent.putExtra(bundle);
            //                setResult(1, returnIntent);

            Intent intent = new Intent();
            Bundle bundle1 = new Bundle();
            bundle1.putSerializable("passwords", specialities_new);
            intent.putExtras(bundle1);
            setResult(1, intent);
            finish();

        }
    });

}

---

From source file:com.blueshift.mvpremote.MVPremoteActivity.java

private void initHostNameBox() {
    HostNameBox = (EditText) findViewById(R.id.hostName);

    if (HostNameBox == null)
        return;/*www  . java2  s  . c o  m*/

    HostNameBox.setText(hostname);
    HostNameBox.addTextChangedListener(new TextWatcher() {
        @Override
        public void afterTextChanged(Editable s) {
            hostname = HostNameBox.getText().toString();
            setAddr();
        }

        @Override
        public void beforeTextChanged(CharSequence arg0, int arg1, int arg2, int arg3) {
            // TODO Auto-generated method stub

        }

        @Override
        public void onTextChanged(CharSequence arg0, int arg1, int arg2, int arg3) {
            // TODO Auto-generated method stub
        }
    });
}

---

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