Android example source code file (WordActivity.java)

This example Android source code file (WordActivity.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Android by Example" ^TM.

Java - Android tags/keywords

activity, android, cursor, menuinflater, net, network, os, override, textview, ui, uri, view, wordactivity

The WordActivity.java Android example source code

/*
 * Copyright (C) 2010 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.example.android.searchabledict;

import android.app.Activity;
import android.database.Cursor;
import android.net.Uri;
import android.os.Bundle;
import android.view.Menu;
import android.view.MenuInflater;
import android.view.MenuItem;
import android.widget.TextView;

/**
 * Displays a word and its definition.
 */
public class WordActivity extends Activity {

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

        Uri uri = getIntent().getData();
        Cursor cursor = managedQuery(uri, null, null, null, null);

        if (cursor == null) {
            finish();
        } else {
            cursor.moveToFirst();

            TextView word = (TextView) findViewById(R.id.word);
            TextView definition = (TextView) findViewById(R.id.definition);

            int wIndex = cursor.getColumnIndexOrThrow(DictionaryDatabase.KEY_WORD);
            int dIndex = cursor.getColumnIndexOrThrow(DictionaryDatabase.KEY_DEFINITION);

            word.setText(cursor.getString(wIndex));
            definition.setText(cursor.getString(dIndex));
        }
    }

    @Override
    public boolean onCreateOptionsMenu(Menu menu) {
        MenuInflater inflater = getMenuInflater();
        inflater.inflate(R.menu.options_menu, menu);
        return true;
    }

    @Override
    public boolean onOptionsItemSelected(MenuItem item) {
        switch (item.getItemId()) {
            case R.id.search:
                onSearchRequested();
                return true;
            default:
                return false;
        }
    }
}