Example usage for android.widget TextView setFilters

Introduction

In this page you can find the example usage for android.widget TextView setFilters.

Prototype

public void setFilters(InputFilter[] filters) 

Source Link

Document

Sets the list of input filters that will be used if the buffer is Editable.

Usage

From source file:Main.java

public static void addLengthFilter(TextView tv, int length) {
    tv.setFilters(createLengthFilter(tv.getFilters(), length));
}

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From source file:org.noise_planet.noisecapture.CommentActivity.java

@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_comment);

    View mainView = findViewById(R.id.mainLayout);
    if (mainView != null) {
        mainView.setOnTouchListener(new MainOnTouchListener(this));
    }// w  w w . j a  v  a  2  s . c o  m

    // Read record activity parameter
    // Use last record of no parameter provided
    this.measurementManager = new MeasurementManager(this);
    Intent intent = getIntent();
    // Read the last stored record
    List<Storage.Record> recordList = measurementManager.getRecords();
    if (intent != null && intent.hasExtra(COMMENT_RECORD_ID)) {
        record = measurementManager.getRecord(intent.getIntExtra(COMMENT_RECORD_ID, -1));
    } else {
        if (!recordList.isEmpty()) {
            record = recordList.get(0);
        } else {
            // Message for starting a record
            Toast.makeText(getApplicationContext(), getString(R.string.no_results), Toast.LENGTH_LONG).show();
            return;
        }
    }
    if (record != null) {
        View addPhoto = findViewById(R.id.btn_add_photo);
        addPhoto.setOnClickListener(new OnAddPhotoClickListener(this));
        View resultsBtn = findViewById(R.id.resultsBtn);
        resultsBtn.setOnClickListener(new OnGoToResultPage(this));
        View deleteBts = findViewById(R.id.deleteBtn);
        deleteBts.setOnClickListener(new OnDeleteMeasurement(this));
        TextView noisePartyTag = (TextView) findViewById(R.id.edit_noiseparty_tag);
        noisePartyTag.setEnabled(record.getUploadId().isEmpty());
        noisePartyTag.setFilters(new InputFilter[] { new InputFilter.AllCaps(), new InputFilter() {
            @Override
            public CharSequence filter(CharSequence source, int start, int end, Spanned dest, int dstart,
                    int dend) {
                // [^A-Za-z0-9_]
                StringBuilder stringBuilder = new StringBuilder();
                for (int i = start; i < end; i++) {
                    char c = source.charAt(i);
                    if (Character.isLetterOrDigit(c) || c == '_') {
                        stringBuilder.append(c);
                    }
                }

                // keep original if unchanged or return swapped chars
                boolean modified = (stringBuilder.length() == end - start);
                return modified ? null : stringBuilder.toString();
            }
        } });
        if (record.getNoisePartyTag() == null) {
            // Read last stored NoiseParty id
            for (Storage.Record recordItem : recordList) {
                if (recordItem.getId() != record.getId()) {
                    if (recordItem.getNoisePartyTag() != null) {
                        noisePartyTag.setText(recordItem.getNoisePartyTag());
                    }
                    break;
                }
            }
        } else {
            noisePartyTag.setText(record.getNoisePartyTag());
        }
    }
    initDrawer(record != null ? record.getId() : null);
    SeekBar seekBar = (SeekBar) findViewById(R.id.pleasantness_slider);

    // Load stored user comment
    // Pleasantness and tags are read only if the record has been uploaded
    Map<String, Storage.TagInfo> tagToIndex = new HashMap<>(Storage.TAGS_INFO.length);
    for (Storage.TagInfo sysTag : Storage.TAGS_INFO) {
        tagToIndex.put(sysTag.name, sysTag);
    }

    View thumbnail = findViewById(R.id.image_thumbnail);
    thumbnail.setOnClickListener(new OnImageClickListener(this));
    if (record != null) {
        // Load selected tags
        for (String sysTag : measurementManager.getTags(record.getId())) {
            Storage.TagInfo tagInfo = tagToIndex.get(sysTag);
            if (tagInfo != null) {
                checkedTags.add(tagInfo.id);
            }
        }
        // Load description
        if (record.getDescription() != null) {
            TextView description = (TextView) findViewById(R.id.edit_description);
            description.setText(record.getDescription());
        }
        Integer pleasantness = record.getPleasantness();
        if (pleasantness != null) {
            seekBar.setProgress((int) (Math.round((pleasantness / 100.0) * seekBar.getMax())));
            seekBar.setThumb(
                    seekBar.getResources().getDrawable(R.drawable.seekguess_scrubber_control_normal_holo));
            userInputSeekBar.set(true);
        } else {
            seekBar.setThumb(
                    seekBar.getResources().getDrawable(R.drawable.seekguess_scrubber_control_disabled_holo));
        }
        photo_uri = record.getPhotoUri();
        // User can only update not uploaded data
        seekBar.setEnabled(record.getUploadId().isEmpty());
    } else {
        // Message for starting a record
        Toast.makeText(getApplicationContext(), getString(R.string.no_results), Toast.LENGTH_LONG).show();
    }
    thumbnailImageLayoutDoneObserver = new OnThumbnailImageLayoutDoneObserver(this);
    thumbnail.getViewTreeObserver().addOnGlobalLayoutListener(thumbnailImageLayoutDoneObserver);

    seekBar.setOnSeekBarChangeListener(new OnSeekBarUserInput(userInputSeekBar));
    // Fill tags grid
    Resources r = getResources();
    String[] tags = r.getStringArray(R.array.tags);
    // Append tags items
    for (Storage.TagInfo tagInfo : Storage.TAGS_INFO) {
        ViewGroup tagContainer = (ViewGroup) findViewById(tagInfo.location);
        if (tagContainer != null && tagInfo.id < tags.length) {
            addTag(tags[tagInfo.id], tagInfo.id, tagContainer,
                    tagInfo.color != -1 ? r.getColor(tagInfo.color) : -1);
        }
    }
}

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