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Android WiFi usage record and androidwifi record
Recently, I am working on the development of WiFi for Android. The Connection Tool class refers to the tool class in this article.
Http://www.cnblogs.com/zhuqiang/p/3566686.html
Some problems encountered during development are recorded here for some solutions.
1. Identi
Get Network Connection Status
With the spread of 3G and WiFi, more and more Android applications need to invoke network resources, and detection of network connectivity is a necessary feature of network applications.
The Android platform provides a Connectivitymanager class for detection of network connectivity status.
The
Android development scans nearby wifi hotspots and displays the list, androidwifi
The Wi-Fi module has been used in recent projects. Today we will make a simple summary.
Reference: http://www.2cto.com/kf/201310/253617.html1. To obtain a Wi-Fi object and perform operations on the wifi device, you must first obtain Context. getSystemService (Context. WIFI_SERVICE)
Transferred from: http://www.th7.cn/Program/Android/201303/130087.shtmlAbout the WiFi moduleAndroid itself has provided a package to handle the operation of WiFi in the Android environment, the location is Android.net.wifi below. Calling the WiFi operation requires that the
The RE file manager must be installed we need to install a re file manager on the Android phone before we can view the WiFi password.
1. Mobile phone installation re File manager
2. Then we open the phone in the "RE File Manager" below
3. Find/data/misc/wifi in the RE manager as shown in the following figure
4. Then we found wpa_supplicant.conf at
This article was reproduced from: http://blog.csdn.net/DKBDKBDKB/article/details/38490201The WiFi part of the code flow has been seen for some time, the first two days finally solved the work encountered a WiFi problem, the problem description and resolution process are as follows:Hardware platform: iMx53Software platform: Android2.3Bug Description: 1, select hotspot, enter password, will show "Getting IP a
Android4.2 debug the RT3070 WiFi Module
After four days, I finally learned something. Let's summarize it today.Monday
1. Test the WiFi module on PC ubuntu
Two results are obtained. ubuntu12.10 is the driver that supports this WiFi module, such as rt2x00usb and rt2x00lib. The product id is 148f: 3070. It also brings some confusion. How can there be so many module
Android controls WiFi related operations
the full name of WiFi is wireless Fidelity, also known as the 802.11B Standard, is a high-speed wireless communication protocol, transmission speed can reach 11mb/s.
In fact, Wi-Fi does not require excessive control (when WiFi is successfully connected, you can communicate dir
It should be noted that Wi-Fi status and WiFi AP status is mutually exclusive, that is, once the WiFi AP is turned on, WiFi cannot be opened.Get WiFi MAC address of Android device, first need to turn off WiFi personal hotspot (AP)
Original address: Http://android.xsoftlab.net/training/connect-devices-wirelessly/wifi-direct.html#permissionsWi-Fi peer-to-peer APIs allow programs to communicate directly with nearby devices, and the Android Wi-Fi peer-to-frame is powered by Wi-Fi Direct. Wi-Fi peer technology enables programs to quickly retrieve and connect to nearby devices. Its coverage is larger than the Bluetooth coverage range.This
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Other mobile phones may be powerless, but powerful android phones can share files with computers through WIFI. android phones have WIFI functions, and most laptops and computers now have self-carried WIFI functions, wifi is fast
This example describes the basics of Android's WiFi development. Share to everyone for your reference. Specifically as follows:
Android provides the Wifimanager class, which enables WiFi-related operations.
Pass
You can get an instance of the class.
1. Get WiFi on (as long as
Http://www.mobiletuts.me Get Network Connection Status With the promotion of 3G and WiFi, more and more Android applications need to call network resources and detect the network connection status becomes the necessary function of network application. The Android platform provides the Connectivitymanager class for detection of network connection status. The
Android system information retrieval 14: Getting WIFI Hotspot information
When using a Wi-Fi hotspot on an Android device, you need to know the running status of the Wi-Fi hotspot, whether the hotspot is enabled, and the number of devices connected to the Wifi hotspot, and the specific IP address and MAC address of th
Recently in the development of the WiFi part of doing Android, the connected tool class referenced the tool class of this article.Http://www.cnblogs.com/zhuqiang/p/3566686.htmlSome of the problems encountered in development, where some of the solutions have been documented.1. Identification of WiFi encryption modeString capabilities = scanresult.capabilities;if (
Tinfo.getsubtype ()) {//If 2g type case TELEPHONYMANAGER.NETWORK_TYPE_GPRS://Unicom 2g TELEPHONYMANAGER.NETWORK_TYPE_CD MA://Telecom 2g Case Telephonymanager.network_type_edge://Mobile 2g Case TelephonyManager.NETWORK_TYPE_1xRTT:case Telephonyma Nager. Network_type_ideN:return networn_2g; If it is a 3g type case TELEPHONYMANAGER.NETWORK_TYPE_EVDO_A://Telecom 3g TelephonyManager.NETWORK_TYPE_UMTS:case Telephonyma Nager. Network_type_evdo_0:case TelephonyManager.NETWORK_TYPE_HSDPA:case TelephonyM
This example for you to share the Android decision is WiFi or 4G network code for your reference, the specific content as follows
Package com.chengxinet.bobo.utils;
Import Android.content.Context;
Import Android.net.ConnectivityManager;
Import Android.net.NetworkInfo;
Import Android.telephony.TelephonyManager;
/** * Created by the Administrator on 2016/1/7. */public class Networkutils {public stati
First, demand analysisRecently the computer needs to connect WiFi, but found the WiFi password to forget. And the phone has saved the WiFi password, but in the phone's settings screen can not see.Although there are already some apps that can see the WiFi password, the main worry is that the passwords will be uploaded t
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