Get the phone status, including the phone version, manufacturer, carrier, model, and WiFi status. You don't need to say anything about it.
You must register the following permissions in androidmanifest. xml:
package com.jamin.phone_info;import java.io.BufferedReader;import java.io.FileNotFoundException;import java.io.FileReader;import java.io.IOException;
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This article has introduced the network state of the judgment, but after testing found that the method can only determine whether WiFi connectivity, and now the smart machine can be WiFi, 3G, or even 2G. So if you don't use the above method, you need to make changes so that it's not connected to the network (WiFi, 3G, 2G). The code is as follows
Win7 system my WiFi feature shows disabled status cannot be enabled How to do? Let's look at the detailed solution together.
Workaround:
1, first check the Device Manager, and then directly open the Microsoft Virtual Wifi miniport Adpter. If you have Microsoft Virtual Wifi miniport Adpter#2, you should also op
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
recently encountered a feature is based on the user's current network, users do not need to prompt the Internet, if it is WiFi can recommend some picture news, if the 3G mode is set to no Diagram mode, access to network status is relatively simple, after all, China's current traffic is still a relatively expensive state, The day the user discovers that the app consumes too much traffic might kill the app.
Wifi Get WiFi statusWifimanager Wifimanager = (wifimanager) context.getsystemservice (Context.wifi_service);if (Wifimanager! = null) {int wifistate = Wifimanager.getwifistate ();}Attached: WiFi status has the following: (in parentheses for the corresponding int value)1. wifimanager.wifi_state_disabled (1)2. Wifimanage
Android Development Get network status collation:1 Packagecom.gzcivil.utils;2 3 ImportAndroid.content.Context;4 ImportAndroid.net.ConnectivityManager;5 ImportAndroid.net.NetworkInfo;6 ImportAndroid.telephony.TelephonyManager;7 Importandroid.text.TextUtils;8 9 Public classNetworkutils {Ten One /**No network*/ A Public Static Final intNetworktype_invalid = 0; - /**WAP Network*/ - Public Static Final intNetworktype_wap = 1; the /
The Wi-Fi status of the Android system can be obtained through the wifimanager class. There are five statuses in total:
Wifimanager. wifi_state_disabling is stoppingWifimanager. wifi_state_disabled stoppedWifimanager. wifi_state_enabling is enablingWifimanager. wifi_state_enabled EnabledWifimanager. wifi_state_unknown unknown
However, the status information obtained from some devices may not be accurate, w
need for permissionsandroid.permission.ACCESS_FINE_LOCATIONLet's look at how to get the current device to open the positioning mode, the passive mode is automatically opened, mixed mode is the network mode and GPS mode are open, the advantages of this mode is: Short positioning time, high precision. Cons: Fee Electricity//0 means passive Mode 1 means network Mode 2 means GPS mode 3 means mixed mode Public Static int Getlocationmode(Context context) {BooleanNetwork =false;BooleanGPS =false;
Category 1: whether there is a wifi source or not and the status changes
You can listen to WIFI_STATE_CHANGED_ACTION. (As shown in, double-click an image to enlarge it)
There are five situations:1-1 disabled1-2 disabling1-3 enable1-4 enabling1-5 unknownYou can use different Extra values. For details, see (double-click to enlarge) to obtain status constants:The Co
This article describes how to get the status of your Android device WiFi connection!Add access permissions (in the Androidmanifest.xml file)Java code (mainactivity.java file)Package Com.example.androidtest;import Android.net.connectivitymanager;import android.net.NetworkInfo.State; Import Android.os.bundle;import android.app.activity;import Android.content.context;import Android.util.Log;import Android.view
The Wi-Fi signal strength displayed in the WIFI status bar is inconsistent with that in the wifisetting list.[DESCRIPTION] the Wi-Fi signal strength displayed in the status bar is inconsistent with that in the wifisetting list (not synchronized)[ANALYSIS] 1. apk receives RSSI_CHANGED intent and calls the WifiManager. calculateSignalLevel () method to calculate th
/*** Network Status WiFi Mobile** @author jiangbing**/public class Networkutils {/*** Determine if the current network connection (valid connection) is not divided into WiFi mobile*/public static Boolean isconnectdeavailable (context context) {try {Connectivitymanager manager = (Connectivitymanager) context. Getsystemservice (Context.connectivity_service);if (man
The API that is used in iOS to query the network information for the current connection is CncopycurrentnetworkinfoThis API is located inside the systemconfiguration.framework and needs to be increased when used. h and Include library filesCan be directly included when using#import The code is as follows:+ (NSString *) getwifiname{NSString *wifiname = nil;Cfarrayref wifiinterfaces = Cncopysupportedinterfaces ();if (!wifiinterfaces) {return nil;}Nsarray *interfaces = (__bridge Nsarray *) wifiinte
First question:Determine whether the mobile phone is currently using a SIM card or WiFiI wrote an encapsulation method, which can be used later:
[Java]
View plaincopyprint?
/**
* Check the Internet is
* Mobile or WiFi
* Add By wangxianming
* In 2012-03-22
*/
Private Boolean checkwifi (){
Boolean iswificonnect = true;
Connectivitymanager CM = (connectivitymanager) mcontext. getsystemservice (context. connectivity_service );
[Java]
View pla
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