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The overall process is divided into the following 6 steps:1, installation Java_jdk2. Configuring Java Environment variables3. Update the Android SDK4. Release the apk file from Unity3d5. Create an Android virtual machine and run it6. Install the APK file into the Android virtual machine(for the convenience of novice, i
Android Startup Process
First, let's take a look at the Android startup flowchart:
One of the two most important indicators of a process is to start the Binder thread pool, that is, the Binder process can communicate with each other. The other is to start the Handler messag
Source code analysis of the main process of Android M Launcher3Background
I think there is no need to emphasize the question about Launcher. For some reason, I have been forced to study the Launcher3 Source Code recently. In order not to be as stupid as before (to study the Settings and other code without taking notes), I will quickly organize my insights into articles, for future viewing convenience. In fa
() {@Overridepublic void Onservi cedisconnected (componentname name) {//TODO auto-generated method stub} @Overridepublic void Onserviceconnected ( ComponentName name, IBinder service) {//TODO auto-generated method Stubmybinder = (Mybinder) service;transportfore ();}};the latter can pass the value of the intent object in the Onstartcommand method each time, or it can pass the value through the above method. The above is the starting mode. Of course it is impossible to tell such a little knowledg
Android bluetooth introduction (iv): a2dp connect process analysis, androida2dp
Key words: Bluetooth blueZ A2DP, SINK, sink_connect, sink_disconnect, sink_suspend, sink_resume,Sink_is_connected, sink_get_properties, AUDIO, AUDIOVersion: Based on bluez, Which is earlier than AndroidKernel:Linux/linux3.08System:Android/android4.1.3.4Author: xubin341719 (You are welcome to reprint it. Please indicate the autho
Short MMS receiving process and the call process is a bit similar, the beginning is also the RIL layer to report SMS events, and then the upper layer to handle the process of receiving text messages. Android Ril is located between the application framework and the kernel, divided into two parts, one part is the rild, i
match_parent or wrap_content to Android design. They will make the layout more flexible.
Take a look at the two parameters in measue (INT widthmeasurespec, int heightmeasurespec). These two parameters are the measurement specifications provided by the parent view, respectively, when the parent view calls the measure function of the Child view to measure the child view, these two parameters are passed in. The two parameters and the layoutparams of the
Android dual-process Service is resident in the background, without fear of "one-click cleaning", androidserviceThis article from http://blog.csdn.net/hellogv/, reference must indicate the source!
Recently, services are used in the background. I have studied and found that both Q and Q use dual-process to ensure automatic resurrection after one-click cleaning. co
Copyright NOTICE: This article for Bo Master original article, without Bo Master permission not reproduced.This is a lightweight library, configure a few lines of code, you can implement on Android to achieve the process of permanent, that is, under the system strong kill, as well as 360 get root, clean master can not kill process under root permissionSupport Sys
The Android game development example in this article is shared by a relatively self-motivated student, implementing a little rabbit-jumping Bell game. The author has experience and doubts during the development process. You can post your own comments accordingly.
I. Game Running Effect
Ii. Running Environment Description
I useEclipseDeveloped and run on the simulator. The simulator configuration is as
Android Application (APK) Compilation and packaging process, androidapkFlowchart: What do we focus on? (1) What is input in this process? (2) What is the output of this process? (3) what tools are used in this process? As for the parameters used, you can view the help files
Four data storage restoration methods involved in the restart process of Activity execution in Android
We know that when Configuration Change occurs (such as screen switching), the Activity will be restarted, that is, destroy and restart. Generally, restart takes a short time, to ensure consistent user experience, we should store some data before the Activity restarts, and then update the UI during restart.
Google has released the source code for Android 4.1 Jelly Bean. I put down the source code for the first time (for a whole night ), today, I spent the first morning compiling the ROM and flushing it to my Galaxy Nexus. Although Android 4.1 has been used for more than a week, as an Android developer and enthusiast, the entire
Have done before a customer apk process open Cap_net_raw permissions, in order to customers can use their own method to crawl TCP/IP packets, the Android Fork has some understandingFirst this apk process is zygote fork, the permissions of the zygote process contain cap_net_raw, but the fork after the
occurs, exit the current window and select settings from the main SDK and the AvD Manager window. Select Force https://...sources to be fetched using http://, and then click Saveapply, and then re-download the program.5. Eclipse Plugin, ADT (Android development Toolkit, Android Dev Kit). The steps are as follows: First, start Eclipse, select Help>install New softwere, click Available Software sites link, c
Develop the Hal layer in android2.3.1. First, refer to the online Hello demo. First, check the location of the Hal layer in the Android system:
The hardware driver can be seen as in the keinel layer. Hal encapsulates the hardware driver and then encapsulates the JNI interface before calling the Java application.
The specific process of Hal interface encapsulation is as follows:
1) Add the hello. h header
Android Telephony-real-time mobile phone signal change source code analysis process record, androidtelephony
Source code: 4.4
Skip UI implementations such as InCallActivity. First look at the service and the underlying layer.
1. the following file list is found under frameworks/opt:
./telephony/src/java/com/android/internal/telephony/cdma/CdmaServiceStateTracker
the callback method. Sometimes the image resources also need to be added with borders, text, and other additional modifications, therefore, you need to process the image after it is loaded.
In addition, due to my ability limitations and time relationships, there are still many imperfections in this article. For example, I do not have a deep understanding of memory allocation for Android and fail to thoroug
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