activate gps on android

We go online search Android positioning location NULL can not locate the problem, it is estimated that a large pile of articles on how to solve, but finally we found that the basic useless. This article will be based on the Android positioning principle to in-depth analysis of the reasons can not locate and propose a real solution. Before analyzing, we must first look at the

Author: fly_binbin Android GPS Positioning implementation Today, I spent more than an hour writing a small example of GPS code for obtaining geographic locations, including some online code and some modifications to the code, hope to help you. The specific code is as follows: to use the GPS device of the adnroid platf

";} log. I (TAG, "the location has changed .. "); log. I (TAG, "Your location:" + latlng );}} Modifying only the activity file is not enough. Because the Android system is secure and the service is authorized, You need to modify the manifest. xml file. Many friends may have questions, that is, the debugging problem of GPS positioning on the android virtual mach

Today, I spent more than an hour writing a GPS to get the geographic location.CodeSmall examples, including some online code and some modifications to the code, I hope to help you. The specific code is as follows: to use the GPS device of the adnroid platform, you must first add the permission. Therefore, you must add the following permissions: Code highlighting produced by Actipro CodeHighlighter (

Http://www.cnblogs.com/wii/archive/2012/03/18/2404947.html Official APIs are provided for GPS control on Android. Settings. Secure. setlocationproviderenabled (getcontentresolver (), locationmanager. gps_provider, true );However, when we call the setlocationproviderenabled method, the system throws an exception and prompts that the permission for Android. Permis

describe a concept, a map overlay: All overlays or overlays to the map, collectively referred to as map overlays. such as callouts, vector graphic elements (including: Polylines and polygons, and circles), positioning icons, and so on. Overlays have their own geographic coordinates, and when you drag or zoom the map, they move accordingly. requirements to be fulfilled: if we know the GPS latitude and longitude of the Beijing Tian ' an gate (building):

I was developing androidProgramWhen calling GPS, they all use functions directly. Public void Requestlocationupdates (Long mintime, float mindistance, Criteria, pendingintent intent) However, the customer recently said that the GPS of the mobile phone is not accurate enough, so he learned about the two parameters in the function signature from the Google developer website. If there is any inac

On Android, we can use Qpython to write and execute Python scripts. It on many AndroidThe system functions are conveniently encapsulated, and it is easy to use Qpython to write small programs with simple functions.This example is the underlying script that I used to read the phone's location information and serve as a further process for processing the data.#-*-coding:utf-8-*-ImportAndroidhelperImport Time fromMathImportradiansdroid=Androidhelper.

GPS positioning is now a lot of mobile phones have the function, and very practical. This paper describes the use of GPs positioning in Android in the form of an example. Share for everyone to use for reference. The specific methods are as follows: Generally in Android to obtain the current position via

First, the reference source:GPS Basic example-android ExampleHttp://androidexample.com/GPS_Basic__-__Android_Example/index.php?view=article_discriptionaid=68aaid =93Second, Permission:android:name= "Android.permission.ACCESS_FINE_LOCATION"/> android:name= "Android.permission.INTERNET"/>Third, Example: PackageCom.example.gpsbasics;Importandroid.location.Location;ImportAndroid.location.LocationListener;ImportAndroid.location.LocationManager;ImportAndro

); setcontentview (R. layout. main); TV = (textview) findviewbyid (R. id. TV); Lm = (locationmanager) getsystemservice (context. location_service); If (! Lm. isproviderenabled (Android. Location. locationmanager. gps_provider) {toast. maketext (this, "GPS is disabled. Please turn on GPS manually and try again! ", Toast. length_short ). show (); return;} else {toa

service-free states @Override Public void onstatuschanged(String provider,intStatus, Bundle extras) {}///Provider triggers this function when enable, e.g. GPS is turned on @Override Public void onproviderenabled(String Provider) { }This function is triggered when the provider is disable, such as when the GPS is closed

1. Whether the network is connected (including WiFi and mobile network)Is there a network available?Private Boolean isnetworkconnected () {Connectivitymanager cm =(Connectivitymanager) Mcontext.getsystemservice (Context.connectivity_service);Networkinfo network = Cm.getactivenetworkinfo ();if (network! = null) {return network.isavailable ();}return false;} 2.wifi is available //wifi is available private Boolean iswifienable () { nbsp; Wifimanager Wifimanager = (wifimanager) mcontext . Ge

1. simulator simulating Gps When simulating Gps in a simulator, you must first Open the DDMS view. In eclipse, choose Windows> Open Perspective> Others> DDMS. In the DDMS view, open the Emulator Control tab, select the Manual sub-tab in the Location Controls group, enter the value in the longitude and latitude, and click Send to simulate a single Gps Positionin

Android provides the setting. Secure class. The official explanation of this class is to obtain the property value set by the system, but it cannot be modified. You need to set the property value through the system ui or a special API. However, after 2.2, setting. Secure added the islocationproviderenabled and setlocationproviderenabled methods. The test showed that the islocationproviderenabled method obtained the

After running the following code, if the GPS status is enabled, it is disabled. If the GPS status is disabled, it is enabled. 2.3.6 The test is feasible. Private void togglegps (){ Intent gpsintent = new intent ();Gpsintent. setclassname ("com. Android. Settings", "com. Android. settings. widget. settingsappwidgetprovi

To display Google Maps on the android client, you need to use Google's API. This time, Google is directly used instead of the android SDK. Because there is no detail, how many differences are there between them, it is not clear yet. Wait for a while and take a closer look. The view shown on the map is:Com. google. android. maps. if mapview is to be used, you have

For the GPS software platform, although there is a very rich PC-side or BS client, but customers also need to mobile clients as their own auxiliary tools, is also needed. As a GPS platform for designers and developers, in the development of mobile clients, also need to from the conventional server development and client development thinking, change, of course, the needs of customers also need to change, bec

The Delphi Xe6 for Android Locationsensor control defaults to the use of network positioning, the application of high positioning accuracy requires that we can modify the original code to directly specify the GPS location.Modification Method:Copy the C:\Program Files\embarcadero\studio\14.0\source\rtl\common\system.android.sensors.pas to your project directoryOpen System.Android.Sensors.pas to find function

We go online search Android location is null can not locate the problem, there is an estimated a lot of articles about how to solve, but in the end we found that basically useless. This article will be based on the principles of Android positioning to deeply analyze the reasons and propose a real solution. Before we go into the analysis, we must first look at the official