Android

From: http://www.cnblogs.com/mengshu-lbq/archive/2011/11/19/2255566.html#2323758 If you directly place a XXX. So file in/libs/armeabi in a jar file and export it as a jar package, such as A. jar, In an androidProgramTo reference this A. jar file,

As part of the Android 2.2 "Froyo" Update, Google announced a software upgrade for Android mobile phone cameras at its I/O conference on Thursday.Google brings a brand new drop-down menu and transparent control system to help identify and access

From: http://blog.csdn.net/victoryckl/article/details/6832333 Modules A and B are mainly implemented in C and need to be compiled into two. so, B. so, but. so calls B. so function, B. so also called. so functions, and for some reason, A and B must

1. appwidgetproviderinfo object: Provides metadata (meta-data) for app widgets, including layout and update frequency. This object is defined in the Res/XML directory. Xmlns: Android = "http://schemas.android.com/apk/res/android" Android: minwidth =

// Obtain the corresponding system service Telephonymanager TM = (telephonymanager) getsystemservice (context. telephony_service ); // Use the listen (phonestatelistener listener, int events) of the telephonymanager object) The first parameter needs

Main. xml main layout file, code User. xml component layout File Code Main activity, listview. Java code Package cn.com. android. listview; import Java. util. arraylist;

It is not difficult to upload FTP files (including images) on the android client. Write it down to record it. Hope it will help new users.   Need to use commons-net-3.0.1.jar, followed by a jar package.   Directly run the Code: /*** Upload a file

QQ chat is used every day. Today, I suddenly think, how does Android implement list grouping? I looked at the API and found that its implementation process is also very simple. Let's take a look at the final result first!   1. First, create our

At midday, January 1, October 21, Beijing time, Google recently launched a new-generation Android 4.0 operating system codenamed "ice cream sandwich", which has been greatly improved and added many new features. Here are seven new features of ice

Milo, http://miloisbadboy.com/archives/55 Since this article is a little long, I will post some code here. For more information, see the original article.       Main source code Package COM. miloisbadboy. view; import android. content. context;

The Android Application consists of one or more activities. every activity is not closely related, because we can call other activities in our own programs, especially those generated outside of our own code, such as text messages or called

Sometimes we are not satisfied with changing the background and text color of the system control. These attributes can be changed in the code, A large string of Methods Starting with set will be provided later. However, it is troublesome to change

Dialogs A dialog box is usually a small window before the current activity. The following activities lose focus and the dialog box accepts all user interactions. A dialog box is usually used as a short activity related to a notification or running

Arrayadapter I always feel that I can learn more only when I write my own blog. Although there are a lot of good information on the Internet, it is uneven and it takes a lot of time to find the most desired information, simply write what you need

About Android nodpi, xhdpi, hdpi, mdpi, and ldpi First, there are several basic concepts:1. Screen SizeThat is, the actual size of the display screen is measured based on the diagonal line of the screen.For the sake of simplicity, Android divides

I. Preparation of update.zip package1: Create a new target and prepare the required files in this directory, such as the system directory file, Boot. IMG, and recovery. IMG.Mkdir testupdateCP system/testupdate/-TFNote: If the file is a system. IMG

　　 Today I have studied Google's explanation of Android Application Components. Find out the theoretical principles of Android application development! At least I understand that to develop a software that can interact with mobile terminals driven

Android custom view implementation is simple Inherit view, override constructors, ondraw, (onmeasure) and other functions. If a custom view requires custom attributes, you must create attrs. xml under values. Define your attributes. Add xmlns:

Basic Components of intents and intent FiltersActivity, service, and broadcast Receiver -- are activated using messages called intent.   Intent message transmission is a mechanism for binding between components during runtime. intent is an intent

String add_shortcut_action: Add a shortcut to the system .. "Android. Intent. Action. add_shortcut" String all_apps_action: lists all available applications. Input: none. "Android. Intent. Action. all_apps" String alternative_category type: