Understanding common open source projects can broaden our horizons and know what resources are available that are good for our usual design and development
UI related
Image
ps://github.com/nostra13/android-universal-image-loader "target=" _blank ">android-universal-image-loader : Com.nostra13.universalimageloader: Loading, caching, displaying pictures asynchronously
imageloader: com.novoda.im
Learn how to handle android events from scratch
There are a variety of events in android, each of which has its own Processing Mechanism
For example
1
Click Event
View. OnClickListener
Public abstract void onClick (View v)
Triggered when a component is clicked
2
Click Event
View. OnLongClickListener
Public abstract boolean onLongClick (View v)
Android 001 Human Affairs Management System (single-ended)Android 002 Mobile phone ordering systemAndroid 003 Wireless à la carteAndroid 004 Hotel room Reservation SystemAndroid 005 Person album Management System (single-ended)Android 006 Calculator (single-ended)Android 007 English Learning (single-ended)
This course solves the problem of how to understand the beginner's mind of Android architecture design and develop a featured product with Android system with deep customization and soft and hard integration capability.The course takes the five core of Android: HAL, Binder, Native service, Android service (and the exam
1 What is Android
Android Chinese name "Android", the English meaning "robot", Android is Google's Linux platform based on the open-source operating system. Mainly used in mobile devices, such as smartphones and tablets, led and developed by Google Inc. and the Open Mobile Alliance. The platform consists of opera
Android custom control and android Control
Today, let's take a look at the introduction of Android custom controls. In Android, xml is generally written using a single control. However, in some projects, A single control is sometimes not satisfied, so we can customize the control. The advantage of using a custom contro
This article introduces the JUnit-based Android testing framework.
5. androidtestrunner
As we learned more, we found that android was ignored in the previous section. an important class in the test package, androidtestrunner, is Android. the core class of the test package is described in detail below and some related content is provided.
Testlistener interface in
Android automated testing (1) concept of Android automated testing principles and Android principles
I. First, let's talk about the principle of automated mobile phone testing.1. The principle of mobile phone automated testing is that a control terminal (Test Tool) on the PC is connected to an agent terminal on the mobile phone through serial port, USB, or wirele
Talking about Android Application protection (I): The basic method for reverse engineering of Android applications, and talking about android
There are many methods and ideas for unprotected Android apps to conduct Reverse Analysis and attacks. By using some basic methods, you can break the confidentiality and integrit
From the perspective of enterprise-level business practice, 24 hours through 23 hands-on practical cases, the gradual progress of the Android business-level application development points conquer, Based on years of Android (6 complete hardware products and more than 20 application software) development and enterprise-level training experience (more than 150 times Android's enterprise internal training and p
I recently saw the usage of ViewFlipper and Animation together, and I wrote it myself. It seems very gray and easy to use, and the effect is much better than that of gallery scrolling and viewing images, this also enables switching between images on the scrolling screen, but the user experience is much better! So I will share my own demo! I hope it will be useful to you and it will be easier for me to check it later! Reprinted please indicate the source:
Http://blog.csdn.net/wdaming1986/article/
Basic Android elements and android Elements
1. Obtain Bitmap from the resource file
Bitmap bp = BitmapFactory. decodeResource (getResources (), R. drawable. ic_launcher );
How high is the java foundation for Android? Can I list it?
The background language used by Android is java. If there is anything different, it add
Android animation effect and android Animation
Animation ResourcesI. Classification: (1). Summary: android 3.0 and earlier versions support two animation modes: tween animation and frame animation ), in android3.0, a new animation system is introduced: property animation ). These three animation modes are called view animation, drawable animation, and property an
Continue to paste the code without saying anything:
The first is the layout code: Main. xml
The following is the code of string. xml:
Both of the above are in res.
Next is the code messageactivity in SRC: (because it is in the company, there is no time to write comments, and so on)
Package CN. jason. android;
You can't use the above statements. The most important sentence is as follows:
If the last sentence above does not exist, you cannot send
MediaPlayer is implemented at the underlying layer based on the OpenCore (PacketVideo) Library. To build a MediaPlayer program, the upper layer also contains inter-process communication and other content, the basis for inter-process communication is the Binder Mechanism in the basic Android library.In today's example, we only use MediaPlayer to play a beautiful English brother love foolton In the res/raw folder. The program has three ImageButton butto
From the perspective of enterprise-level business practice, 24 hours through 23 hands-on practical cases, the gradual progress of the Android business-level application development points conquer, Based on years of Android (6 complete hardware products and more than 20 application software) development and enterprise-level training experience (more than 150 times Android's enterprise internal training and p
One, all caused by a run-time error DALVIKVM Could not find class ' reference package. Class ', referenced from method ...In fact, at compile time will also see the following error:[DX][DX] Trouble processing:[DX] Bad class file Magic (Cafebabe) or version (0033.0000)[DX] ... while parsing com/novell/sasl/client/digestchallenge.class[DX] ... while processing com/novell/sasl/client/digestchallenge.classSecond, try 1. Using JDK7It is recommended to use JDK7 to solve similar problems, but I did not
[Android] the Android program is automatically updated and the android program is automatically updated.
The steps for automatic App update are as follows:
The following three steps will be explained, with the corresponding code interspersed. The three steps of automatic App update are encapsulated into a separate Updater class and can be used directly, I will p
Android development self-study note (Android Studio1.3.1)-3. Android Application structure parsing, androidstudio1.31. What is the R file?
Permission
Description ACCESS_NETWORK_STATE Allow applications to obtain network status ACCESS_WIFI_STATE Run the application to obtain the WIFI status BATTERY_STATS Allow applications to obtain Battery status
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