android.widget.MultiAutoCompleteTextView#setThreshold ( )源码实例Demo

/**
 * Sets tags autcomplete.
 */
private void setTagsAutocomplete(MultiAutoCompleteTextView tags, ArrayList<String> items) {
    tags.setThreshold(1);
    tags.setTokenizer(new MultiAutoCompleteTextView.CommaTokenizer());
    tags.setAdapter(new ArrayAdapter<>(context, R.layout.popup_item, items));
}
 

private void setUpTable(final int id, final int startWordNum) {
    int wordNum = startWordNum;
    final TableLayout table = UI.find(this, id);

    for (int y = 0; y < table.getChildCount(); ++y) {
        final TableRow row = (TableRow) table.getChildAt(y);

        for (int x = 0; x < row.getChildCount() / 2; ++x) {
            ((TextView) row.getChildAt(x * 2)).setText(String.valueOf(wordNum));

            MultiAutoCompleteTextView me = (MultiAutoCompleteTextView) row.getChildAt(x * 2 + 1);
            me.setAdapter(mWordsAdapter);
            me.setThreshold(3);
            me.setTokenizer(mTokenizer);
            me.setOnEditorActionListener(this);
            me.setOnKeyListener(this);
            me.addTextChangedListener(new UI.TextWatcher() {
                @Override
                public void afterTextChanged(final Editable s) {
                    super.afterTextChanged(s);
                    final String original = s.toString();
                    final String trimmed = original.trim();
                    if (!trimmed.isEmpty() && !trimmed.equals(original)) {
                        me.setText(trimmed);
                        return;
                    }
                    final boolean isInvalid = markInvalidWord(s);
                    if (!isInvalid && (s.length() > 3)) {
                        if (!enableLogin())
                            nextFocus();
                    }
                    enableLogin();
                }
            });
            me.setOnFocusChangeListener((View v, boolean hasFocus) -> {
                if (!hasFocus && v instanceof EditText) {
                    final Editable e = ((EditText)v).getEditableText();
                    final String word = e.toString();
                    if (!MnemonicHelper.mWords.contains(word)) {
                        e.setSpan(new StrikethroughSpan(), 0, word.length(), 0);
                    }
                }
            });
            registerForContextMenu(me);

            mWordEditTexts[wordNum - 1] = me;
            ++wordNum;
        }
    }
}