samples/ApiDemos/src/com/example/android/apis/app/ForegroundServiceController.java

/*
 * Copyright (C) 2009 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.apis.app;

// Need the following import to get access to the app resources, since this
// class is in a sub-package.
import com.example.android.apis.R;

import android.app.Activity;
import android.content.Intent;
import android.os.Bundle;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;

/**
 * <p>Example of explicitly starting and stopping the {@link ForegroundService}.
 */
public class ForegroundServiceController extends Activity {
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);

        setContentView(R.layout.foreground_service_controller);

        // Watch for button clicks.
        Button button = (Button)findViewById(R.id.start_foreground);
        button.setOnClickListener(mForegroundListener);
        button = (Button)findViewById(R.id.start_background);
        button.setOnClickListener(mBackgroundListener);
        button = (Button)findViewById(R.id.stop);
        button.setOnClickListener(mStopListener);
    }

    private OnClickListener mForegroundListener = new OnClickListener() {
        public void onClick(View v) {
            Intent intent = new Intent(ForegroundService.ACTION_FOREGROUND);
            intent.setClass(ForegroundServiceController.this, ForegroundService.class);
            startService(intent);
        }
    };

    private OnClickListener mBackgroundListener = new OnClickListener() {
        public void onClick(View v) {
            Intent intent = new Intent(ForegroundService.ACTION_BACKGROUND);
            intent.setClass(ForegroundServiceController.this, ForegroundService.class);
            startService(intent);
        }
    };

    private OnClickListener mStopListener = new OnClickListener() {
        public void onClick(View v) {
            stopService(new Intent(ForegroundServiceController.this,
                    ForegroundService.class));
        }
    };
}