Example usage for android.widget SimpleCursorAdapter.CursorToStringConverter SimpleCursorAdapter.CursorToStringConverter

Introduction

In this page you can find the example usage for android.widget SimpleCursorAdapter.CursorToStringConverter SimpleCursorAdapter.CursorToStringConverter.

Prototype

SimpleCursorAdapter.CursorToStringConverter

Source Link

Usage

From source file:org.gnucash.android.ui.transaction.TransactionFormFragment.java

/**
 * Initializes the transaction name field for autocompletion with existing transaction names in the database
 */// w ww.  j a va 2s  . c o m
private void initTransactionNameAutocomplete() {
    final int[] to = new int[] { android.R.id.text1 };
    final String[] from = new String[] { DatabaseHelper.KEY_NAME };

    SimpleCursorAdapter adapter = new SimpleCursorAdapter(getActivity(),
            android.R.layout.simple_dropdown_item_1line, null, from, to, 0);

    adapter.setCursorToStringConverter(new SimpleCursorAdapter.CursorToStringConverter() {
        @Override
        public CharSequence convertToString(Cursor cursor) {
            final int colIndex = cursor.getColumnIndexOrThrow(DatabaseHelper.KEY_NAME);
            return cursor.getString(colIndex);
        }
    });

    adapter.setFilterQueryProvider(new FilterQueryProvider() {
        @Override
        public Cursor runQuery(CharSequence name) {
            return mTransactionsDbAdapter.fetchTransactionsStartingWith(name.toString());
        }
    });

    mNameEditText.setOnItemClickListener(new AdapterView.OnItemClickListener() {
        @Override
        public void onItemClick(AdapterView<?> adapterView, View view, int position, long id) {
            mTransaction = mTransactionsDbAdapter.getTransaction(id);
            mTransaction.setUID(UUID.randomUUID().toString());
            mTransaction.setExported(false);
            mTransaction.setTime(System.currentTimeMillis());
            long accountId = ((TransactionsActivity) getSherlockActivity()).getCurrentAccountID();
            mTransaction.setAccountUID(mTransactionsDbAdapter.getAccountUID(accountId));
            initializeViewsWithTransaction();
        }
    });

    mNameEditText.setAdapter(adapter);
}

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From source file:nl.sogeti.android.gpstracker.actions.NameTrack.java

@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    //This activity hides itself, the TrackList activity switches it's visible state
    this.setVisible(false);
    paused = false;//from w ww . j  av  a 2 s. c  om
    mTrackUri = this.getIntent().getData();
    mCurStartStationNameFilter = "";
    mCurEndStationNameFilter = "";

    getSupportLoaderManager().initLoader(STARTSTATIONCURSOR_LOADER, null, this);
    getSupportLoaderManager().initLoader(ENDSTATIONCURSOR_LOADER, null, this);

    String[] uiBindFrom = { Tracks.NAME };
    int[] uiBindTo = { android.R.id.text1 };

    mStartStationSimpleCursorAdapter = new SimpleCursorAdapter(this,
            android.R.layout.simple_dropdown_item_1line, null, uiBindFrom, uiBindTo, 0);

    mEndStationSimpleCursorAdapter = new SimpleCursorAdapter(this, android.R.layout.simple_dropdown_item_1line,
            null, uiBindFrom, uiBindTo, 0);

    // Set the CursorToStringConverter, to provide the labels for the
    // choices to be displayed in the AutoCompleteTextView.
    mStartStationSimpleCursorAdapter
            .setCursorToStringConverter(new SimpleCursorAdapter.CursorToStringConverter() {
                public String convertToString(android.database.Cursor cursor) {
                    // Get the label for this row out of the "state" column
                    final int columnIndex = cursor.getColumnIndexOrThrow(Tracks.NAME);
                    final String str = cursor.getString(columnIndex);
                    return str;
                }
            });

    //TODO : Maybe I should have this in an external object I'd reuse instead of two anonymous objects ?
    mEndStationSimpleCursorAdapter
            .setCursorToStringConverter(new SimpleCursorAdapter.CursorToStringConverter() {
                public String convertToString(android.database.Cursor cursor) {
                    // Get the label for this row out of the "state" column
                    final int columnIndex = cursor.getColumnIndexOrThrow(Tracks.NAME);
                    final String str = cursor.getString(columnIndex);
                    return str;
                }
            });

    //DO NOT BE TEMPTED, THE FOLLOWING CODE MAKE THE QUERY FROM THE UI THREAD I THINK, AND THIS IS BAD, VERY BAD !
    // Set the FilterQueryProvider, to run queries for choices
    // that match the specified input.
    /*mStartStationSimpleCursorAdapter.setFilterQueryProvider(new FilterQueryProvider() {
        public Cursor runQuery(CharSequence constraint) {
       // Search for states whose names begin with the specified letters.
       Cursor cursor = mDbHelper.getMatchingStates(
               (constraint != null ? constraint.toString() : null));
       return cursor;
        }
    });*/
}

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