android messaging emoticons

Android apps 02-Android IM: a similar mobile QQ Instant Messaging Open Source implementation, android02-androidAndroid apps 02-Android IM: an open-source instant messaging implementation similar to mobile QQ This is a simple IM application running on

thread's looper to construct the message circulatory system, handler internally uses threadlocal to get the looper of the current thread.Theadloacl can provide data in different threads with no interference. The thread defaults to no threadloacl. If you need to use handler, you must create a looper for the thread. The main thread, the UI thread, is actcivitythread. The looper is initialized when Activitythread is created, so handler can be used by default in the main thread.10.1 Overview of the

WiFi-based Android LAN Instant Messaging Software-Android source code, wifiandroid WiFi-Based Instant Messaging Software for Android LANThe WiFi-based Android LAN Instant Messaging Sof

, cloud call center and other functions. Pro-plus instant Messaging cloud Enter the official website The pro-plus instant Messaging cloud helps developers implement a single chat, group chat, and chat room function within the application by providing the SDK and API to developers. Where the API provides a complete chat room and one-on-one single chat function, through the application of the pro-plus API, ca

Recently, due to work relationships, we need to push messages to customers on the Android mobile phone platform. The original push technology on the Android mobile phone platform uses c2dm (cloud to device messaging framework ), however, this year, Google announced its end of support and development and its acceptance of new user registration. Google then officia

("Looper", E.getmessage (), e); return false; } return Enqueuemessage (Queue, MSG, uptimemillis); Okay, let's take a look at post (): Public Final Boolean post (Runnable R) {return sendmessagedelayed (Getpostmessage (R), 0); The Getpostmessage method is the difference between two sending messages } The method is only one sentence, the internal implementation and the ordinary SendMessage is the same, but only a little different, that is Getpostmessage

official communication, regardless of the status of the other party directly sent. This is the Flying Pigeon biography ~ Although UDP is less reliable than the TCP protocol, communication efficiency is higher than TCP. In the case of extremely poor speed, the UDP protocol is preferred, TCP is very convenient to use when the network speed is good. Using TCP in Java can be done by java.net.Socket; this classNext, the source code, for three thread subclasses, respectively, corresponding to the abo

ObjectiveThe Android process and service keepalive is a big problem for Android developers. Due to the power-saving and memory management strategies, the manufacturers based on their own understanding, in the self room published in the standard Android release as a more or less changes, so that the application layer program in the processing process and service k

Before analyzing the Android messaging mechanism. Let's look at a piece of code first:public class Mainactivity extends Activity implements View.onclicklistener { private TextView statetext; Private Button btn; @Override public void OnCreate (Bundle savedinstancestate) { super.oncreate (savedinstancestate); Setcontentview (r.layout.main); Statetext

In the previous article, "Android asynctask async task," we described how to use Asynctask to handle network traffic and UI updates asynchronously. In this article, you will use the handler messaging mechanism to handle network traffic and UI updates asynchronously.Google has referenced the Windows Messaging mechanism to implement a similar

ObjectiveThe Android process and service keepalive is a big problem for Android developers. Due to the power-saving and memory management strategies, the manufacturers based on their own understanding, in the self room published in the standard Android release as a more or less changes, so that the application layer program in the processing process and service k

In Android, messages are often used when information is interacting within or between threads, and these basic things can make it easier and better to architect the system and avoid some low-level errors if we are familiar with its internal principles. Before learning the messaging mechanism in Android, let's look at a few classes related to messages:1.MessageA M

"Android Instant Messaging Development Summary " based on various common problems of IM andriod development, combined with the practice of instant communication technology of NetEase Cloud , I make a comprehensive summary of IM development.Related recommended reading:,Android Instant Messaging Development Summary (i)Mo