An example of this article describes the way Android programming gets sdcard music files. Share to everyone for your reference, specific as follows:
Copy Code code as follows:
Cursor query (Uri uri, string[] projection, string selection, string[] Selectionargs, string sortOrder);
Uri: Indicates the name of the database to query, plus the name
, talk about, I know this you will ^_^Fourth step: Install git and curl in the terminal form, tap the following command,sudo apt-get install Git-core curlsuch as the first line, the following carriage return, the installation is complete.Fifth step: Install the repo scriptCurl Http://android.git.kernel.org/repo >~/repoSixth step: Give repo permission to run With the picture or the one above, look carefullychmod a+x ~/repoSeventh Step: Create a new F
Android Learning to a certain extent, you must read more code more thinking, Android Source is a good learning material, this article is to download the source of Android. We know that the Android source code is used in git this distributed version number control tool management, download is more troublesome, we are he
Use httpclient for Get-mode communication, to establish network links through HttpClient, to read data using the HttpGet method, and to get the entity return value through response.Use httpclient for post communication, to establish network links through HttpClient, to use the HttpPost method to transfer data and read data, both outgoing and incoming data are subclasses of entity.See:
First, download the jar package
Https://github.com/square/okhttp
If you use Android Studio you just need to join the dependency compile ' com.squareup.okhttp3:okhttp:3.2.0 '
Second, download a picture and showIt's a hanlder way to use.
Package Com.liunan.okhttpdemo2;
Import Android.graphics.Bitmap;
Import Android.graphics.BitmapFactory;
Import Android.os.Handler;
Import Android.os.Message;
Import an
/** * Gets the MAC address of the device * * @param AC * @param callback * After successfully acquiring the MAC address, this method is recalled */public static void Getmacaddress (final Activity AC, Final Simplecallback callback) {final Wifimanager wm = (Wifimanager) AC. Getsystemservice (Service.wifi_servi (CE)//If WiFi is turned on after the boot, the MAC information can be obtained directly. return data immediately. Wifiinfo info = wm.getconnectioninfo (); if (info! = null info.getmacaddres
The example of this article for you to share the Android use of Get-way login code, for your reference, the specific content as follows
Tool Class
Package com.liunan.okhttpdemo3post.Utils;
Import java.io.IOException; Import OKHTTP3.
mediatype; Import OKHTTP3.
Okhttpclient; Import OKHTTP3.
Request; Import OKHTTP3.
Requestbody; Import OKHTTP3.
Response; Im
Recently, I am working on an Android phone to obtain the music information of a third-party music player. At first, it was a headache. It was too difficult to collect third-party information. I read the blog post about how to listen to the music playing information of the system, it is found that the broadcast will be
Recently, when I was working on a project, I encountered a small problem. I needed to write a View to control the playing behavior of the system music player and obtain information about the music being played, maybe I just wanted to save some time at the beginning, so I didn't go directly to the source code, but searched the internet, but I was surprised that I didn't actually have this online. Why can't I
Android Play a simple music on the Internet and android
First, attach the effect after the program is run, as shown in:
1. Deploy a web project to the tomcat server:
1. this applet is used to play a piece of music through the network. First, place a well-developed web project under the webapps directory under the to
For a long time, music is stored in the memory of the mobile phone because of its large size, which occupies too much resources.
MediaPlayer can be used to play Audio, Video, and streaming media. MediaPlayer supports Audio and Video playback.
On the Android interface, both the Music and Video applications call MediaPlayer.
MediaPlayer is implemented at the underl
= locale.getcountry ();Scanner.setlocale (language + \ "_\" + country);Media files can be stored in the memory of the phone terminal or stored in the SD card, the Android platform called the mobile phone terminal memory as internal storage space, called SD card as external storage space. The information about media files in internal and external storage is managed separately, and each has its own database management. Therefore, when scanning media fi
For a basic overview of the use of StartService and its lifecycle, see Overview of basic usage of StartService in Android.
By playing a simple example of background music, this article demonstrates the basic usage flow of startservice, which is as follows
The system interface is as follows:
There are two buttons on the interface, "play the music and quit th
My Android advanced tutorial ------) Android implements music oscilloscope, balancer, bass, and audio field functionsThis example is from crazy Android handout. To implement specific functions, you need to understand the following APIs: MediaPlayer Media Player Visualizer spectrum Equalizer balancer BassBoost bass cont
and is used to display it on the playback interface.Path of the music file (used when deleting the file ).Next, define a variable to locate the selected music:private int pos;Next, store the information of the music file in the corresponding array:c.moveToFirst();_ids = new int[c.getCount()];_titles = new String[c.getCount()];_path = new String[c.getCount()];for(int i=0;iSomeone may ask why the format of t
1two ways to access the music library, such as (access only audio files, such as Music,podcast,audiobook, etc.)2. Mpmusicplayercontroller is available in two different players, one for application music player and the other for ipod music player. The first player is an internal player that stops playing when the progra
Android music player development SweetMusicPlayer intelligently matches local lyrics, android player
In the previous article, I used MediaPlayer to play music. Well, use that image.
I. Match the lyrics from the memory card
Will match from the following path
1) SweetMusicPlayer/Lyrics/
2) under the same category of song
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