Iphone SIM card information

/*

Iphone SIM card information

1. Add a Framework (CoreTelephony. framework ).

2. Introduce the header file

# Import <CoreTelephony/CTTelephonyNetworkInfo. h>

# Import <CoreTelephony/CTCarrier. h>

3. Initialization

 
*/

//-----------------------------------

Demo
//-----------------------------------

# Import <UIKit/UIKit. h>

# Import <CoreTelephony/CTTelephonyNetworkInfo. h>

# Import <CoreTelephony/CTCarrier. h>

 

@ Interface RootViewController: UITableViewController

{

// Declare Variables

CTTelephonyNetworkInfo * networkInfo;

}

@ End

 

 

@ Implementation RootViewController

-(Void) viewDidLoad

{

[Super viewDidLoad];

Self. navigationItem. prompt = @ "CTTelephonyNetworkInfo ";

Self. navigationItem. title = @ "CTCarrier ";

// Initialization

NetworkInfo = [[CTTelephonyNetworkInfo alloc] init];

// This window is displayed when the SIM card is changed

NetworkInfo. subscriberCellularProviderDidUpdateNotifier = ^ (CTCarrier * carrier ){

UIAlertView * alert = [[UIAlertView alloc] initWithTitle: nil message: @ "Sim card changed" delegate: nil cancelButtonTitle: @ "Dismiss" otherButtonTitles: nil];

[Alert show];

};

}

 

 

 

 

-(UITableViewCell *) tableView :( UITableView *) tableView cellForRowAtIndexPath :( NSIndexPath *) indexPath

{

// Obtain SIM card information

CTCarrier * carrier = networkInfo. subscriberCellularProvider;

Static NSString * CellIdentifier = @ "Cell ";

UITableViewCell * cell = [tableView dequeueReusableCellWithIdentifier: CellIdentifier];

If (cell = nil ){

Cell = [[UITableViewCell alloc] initWithStyle: UITableViewCellStyleSubtitle reuseIdentifier: CellIdentifier];

}

Switch (indexPath. row ){

Case 0: // Supplier name (China Unicom China Mobile)

Cell. textLabel. text = @ "carrierName ";

Cell. detailTextLabel. text = carrier. carrierName;

Break;

Case 1: // country ID

Cell. textLabel. text = @ "mobileCountryCode ";

Cell. detailTextLabel. text = carrier. mobileCountryCode;

Break;

Case 2: // supplier network ID

Cell. textLabel. text = @ "mobileNetworkCode ";

Cell. detailTextLabel. text = carrier. deleenetworkcode;

Break;

Case 3:

Cell. textLabel. text = @ "isoCountryCode ";

Cell. detailTextLabel. text = carrier. isoCountryCode;

Break;

Case 4: // whether voip is allowed

Cell. textLabel. text = @ "allowsVOIP ";

Cell. detailTextLabel. text = carrier. allowsVOIP? @ "YES": @ "NO ";

Break;

Default:

Break;

}

Return cell;

}