A scan is active at the framework and in the wpa_supplicant at a certain interval. So, you do not really need to start a scan to connect - but doing an explicit scan may start the connection right away.
On Thu, Feb 7, 2013 at 11:37 AM, Kostya Vasilyev <[email protected]> wrote: > I don't know what Reto's book says, but it's just that I've done a bit of > work with WiFi on Android and that's my experience... > > ( most useless post of the day? ) > > -- K > > On Thursday, February 7, 2013 10:48:13 PM UTC+4, bob wrote: >> >> I don't think you need to call startScan after calling enableNetwork. >> Here's what my book says: >> >> >> To use a particular network configuration, use the enableNetwork method, >> passing in the network ID to use and specifying true for the >> disableAllOthers parameter: >> >> // Get a list of available configurations >> >> List < WifiConfiguration > configurations = wifi.getConfiguredNetworks(); >> >> // Get the network ID for the first one. >> >> if (configurations.size() > 0) { int netID = configurations.get( 0). >> networkId; >> >> // Enable that network. >> boolean disableAllOthers = true; >> wifi.enableNetwork( netID, disableAllOthers); >> } >> >> Meier, Reto (2012-04-05). Professional Android 4 Application Development >> (Wrox Professional Guides) (Kindle Locations 17962-17968). John Wiley and >> Sons. Kindle Edition. >> >> >> >> On Thursday, February 7, 2013 11:50:42 AM UTC-6, Kostya Vasilyev wrote: >>> >>> That's half of it. The other half is calling WifiManager.startScan() to >>> actually trigger the {re}connect. >>> >>> -- K >>> >>> On Thursday, February 7, 2013 8:52:05 PM UTC+4, bob wrote: >>>> >>>> I think you call this function in WifiManager: >>>> >>>> boolean >>>> *enableNetwork*(int netId, boolean disableOthers) >>>> Allow a previously configured network to be associated with. >>>> >>>> >>>> >>>> On Thursday, February 7, 2013 10:35:51 AM UTC-6, Raneez wrote: >>>>> >>>>> My application (supports 2.2 and later) needs to connect with a *wifi >>>>> device* like >>>>> FlashAir<http://www.toshiba-components.com/FlashAir/index.html> after >>>>> scanning networks using >>>>> WifiManager<http://developer.android.com/reference/android/net/wifi/WifiManager.html> >>>>> . >>>>> >>>>> Is it possible to connect to a device from the *application ? *or is >>>>> it only possible by scanning and connecting devices from settings? >>>>> >>>> -- > -- > You received this message because you are subscribed to the Google > Groups "Android Developers" group. > To post to this group, send email to [email protected] > To unsubscribe from this group, send email to > [email protected] > For more options, visit this group at > http://groups.google.com/group/android-developers?hl=en > --- > You received this message because you are subscribed to the Google Groups > "Android Developers" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > For more options, visit https://groups.google.com/groups/opt_out. > > > -- -- You received this message because you are subscribed to the Google Groups "Android Developers" group. To post to this group, send email to [email protected] To unsubscribe from this group, send email to [email protected] For more options, visit this group at http://groups.google.com/group/android-developers?hl=en --- You received this message because you are subscribed to the Google Groups "Android Developers" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. For more options, visit https://groups.google.com/groups/opt_out.
