First, Service brief introductionService is one of the four components of the Android system (activity, Service, Broadcastreceiver, ContentProvider), which is almost identical to the level of activity. But you can't do it on your own, only in the background, and you can interact with other components. Service can be us
service can be divided into two types depending on how it is started:1, Startedstarted service is initiated by using the StartService (Intent Intent) method in application. Once this type of service is started, it will run indefinitely, even if the activity that started it is destroy off. To stop this type of service,
Intent = new Intent () to start the service; Set the Action property intent.setaction ("Com.example.service.FIRST_SERVICE") for intent; Start.setonclicklistener (New Onclicklistener () {@Override public void onclic K (View arg0) {//Start specified service Startser Vice (intent); } }); Stop.setonclicklistener (New Onclicklistener () {@Override
Service as the four components worthy of our more attention
In Android, the activity is primarily responsible for the presentation of the front page, and the service is primarily responsible for tasks that require long-term operation. For example, a music player that plays music from a service should be set up for the
Digress: As one-to-one is explained orally by a colleague for consultation, it is not convenient for multiple parties to spread and inherit. Therefore, I would like to write this article to explain it.
1. Brief description of android service:
Android Service, also known as Java Ser
The example in this article describes the solution for using toast in the Android service to display problems correctly. Share to everyone for your reference, specific as follows:
In the service of simple practice, oncreate, OnStart, OnDestroy three methods are called Toast.maketext in the same way as in the activity, and the OnStart and OnDestroy methods of the
This is a very simple process. Unlike a PC, it requires a precise memory address. The so-called simplicity here is compared with that of a PC. The purpose of the Android system is not to come to me. I will come to you.
Activity seems to be the eyes of an application. The user uses his fingers to tell the activity what I want. Broadcastreceiver is like an android program that accepts intents from various par
that the Android system image file System.img already contains the Hello.default module.
two. Go to the Frameworks/base/services/jni directory and create a new Com_android_server_helloservice.cpp file:
user-name@machine-name:~/android$ CD Frameworks/base/services/jni
user-name@machine-name:~/android/frameworks/base/services/jni$ VI com_android_server_hellose
In the previous article talking about Service Manager as the path of Binder daemon of the Android interprocess communication (IPC) mechanism, this paper introduces how Service Manager becomes the daemon of binder mechanism. As a daemon, Service Manager's job is, of course, to serve the server and the client. So how doe
interaction between the caller and the service
Starting the Shutdown service through Bindservice () and Unbindservice () is applicable to both the caller and the service requiring a method call or passing parameters
Eight Thread Process Service
Thread: is a minimum unit of
Bmob mobile backend cloud service platform-Android starts from scratch-(2) android Quick Start, bmob-androidBmob mobile backend cloud service platform-Android starts from scratch-(2) android Quick Start
In the previous blog, we br
This article describes the development of the Android API SMS SMS service processing and access to the method of contact person. Share to everyone for your reference, specific as follows:
The Android API supports the development of applications that can send and receive SMS messages. The Android emulator used in our d
Directory (?) [-]
Defining the service interface in Aidl
Automatically generate interface code based on the Aidl file
The articles reproduced can only be used for non-commercial nature, and can not be accompanied by virtual currency, points, registration and other additional conditions. Reprint must indicate the source: http://blog.csdn.net/flowingflying/Remote service in previous learning
1 /* Locationactivity. Java 2 * @ Author octobershiner 3 * 2011 7 24 4 * Se. Hit 5 * Use criteria to select the optimal location service to demonstrate how to locate a user and listen for location changesCode 6 * */ 7 Package Uni. location; 8 9 Import Android. App. activity; 10 Import Android. content. context; 11 Import
Introduction
The application component has a lifecycle--the beginning of the Android instantiation they respond to the intent until the end instance is destroyed. During this time, they are sometimes active, sometimes inactive, and sometimes visible to the user and sometimes invisible to the activity. The component lifecycle will discuss the lifecycle of activities, services, and broadcast receivers-including their possible state in the lifecycle, th
This example describes the Android alarm service Alarmmanager usage. Share to everyone for your reference, specific as follows:
The corresponding alarmmanage has a Alarmmanagerservie service program, which is true to provide alarm service, it mainly maintains the application registration of various types of alarm and
, data storage)
5, Android use Vitamio to build their own universal player (5)--Play online (play cool video)
6. Android uses Vitamio to build its own universal player (6)--Play Online (playlist)
7, Android use Vitamio to build their own universal player (7)--Play Online (download video)
8, Android uses Vitamio to
In Android, the activity is mainly responsible for the presentation of the front page, the service is mainly responsible for the long-term tasks, so in our actual development, we will often encounter the communication between the work and service, We typically start a background service in an activity, start it through
This example describes the HTTP service usage in Android programming. Share to everyone for your reference, specific as follows:
In Android, in addition to using the API under the Java.net package to access the HTTP service, we can do the job in a different way. The Android
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