案例演示
布局文件
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent"
tools:context="${packageName}.${activityClass}" >
<Button
android:id="@+id/btn_start"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:onClick="click"
android:text="context.startService" />
<Button
android:id="@+id/btn_stop"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_below="@+id/btn_start"
android:onClick="click"
android:text="context.strpService" />
</RelativeLayout>
注冊service
<?
xml version="1.0" encoding="utf-8"?
> <manifest xmlns:android="http://schemas.android.com/apk/res/android" package="com.example.android_servicedemo" android:versionCode="1" android:versionName="1.0" > <uses-sdk android:minSdkVersion="14" android:targetSdkVersion="19" /> <application android:allowBackup="true" android:icon="@drawable/ic_launcher" android:label="@string/app_name" android:theme="@style/AppTheme" > <activity android:name="com.example.android_servicedemo.MainActivity" android:label="@string/app_name" > <intent-filter> <action android:name="android.intent.action.MAIN" /> <category android:name="android.intent.category.LAUNCHER" /> </intent-filter> </activity> <service android:name="ServiceTese" android:permission="com.example.permission.servers" > <intent-filter> <action android:name="com.example.serversdemo.action" /> </intent-filter> </service> </application> </manifest>
主activity
package com.example.android_servicedemo;
import android.app.Activity;
import android.app.Service;
import android.content.ComponentName;
import android.content.Intent;
import android.content.ServiceConnection;
import android.os.Bundle;
import android.os.IBinder;
import android.util.Log;
import android.view.View;
public class MainActivity extends Activity {
private Intent service;
MyConn myConn;
public static final String TAG = "MainActivity";
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
// 隐士意图的启动
service = new Intent();
service.setAction("com.example.serversdemo.action");
}
public void click(View v) {
int id = v.getId();
switch (id) {
/*
* 启动服务
*/
case R.id.btn_start:
this.startService(service);
break;
/*
* 停止服务
*/
case R.id.btn_stop:
this.stopService(service);
break;
default:
break;
}
}
}
执行结果
生命周期为
onbindService见http://blog.youkuaiyun.com/zhaoyazhi2129/article/details/32712073