IOS development-how to get the total device capacity and available capacity network operator 3g/wifi determine the mobile phone model

IOS development-how to get the total device capacity and available capacity network operator 3g/wifi determine the mobile phone model

This is a good example of getting mobile phone capacity recently developed by lingge.

// Hard disk capacity

-(Float) getTotalDiskSpace

{

Float totalSpace;

NSError * error;

NSDictionary * infoDic = [[nsfilemanagerdefamanager manager] attributesOfFileSystemForPath: [selfgetHomeDirectory] error: & error];

If (infoDic ){

NSNumber * fileSystemSizeInBytes = [infoDicobjectForKey: NSFileSystemSize];

TotalSpace = [fileSystemSizeInBytes floatValue]/1024366f/1024366f/1024366f;

Return totalSpace;

} Else {

NSLog (@ "Error Obtaining System Memory Info: Domain =%@, Code = % ld", [errordomain], (long) [errorcode]);

Return 0;

}

}

-(NSString *) getHomeDirectory

{

NSString * homePath = NSHomeDirectory ();

Return homePath;

}

/*

How to obtain the total capacity and available capacity of a device

*/

+ (NSNumber *) totalDiskSpace

{

NSDictionary * fattributes = [[nsfilemanagerdefamanager manager] attributesOfFileSystemForPath: NSHomeDirectory () error: nil];

Return [fattributes objectForKey: NSFileSystemSize];

}

+ (NSNumber *) freeDiskSpace

{

NSDictionary * fattributes = [[nsfilemanagerdefamanager manager] attributesOfFileSystemForPath: NSHomeDirectory () error: nil];

Return [fattributes objectForKey: NSFileSystemFreeSize];

}

// The Mobile Phone model (which is different from the one obtained by the system. This is for iPhone 5, iPhone 4, and iPhone 6 ).

# Import "sys/utsname. h"

+ (NSString *) deviceString

{

// # Import "sys/utsname. h"

Struct utsname systemInfo;

Uname (& systemInfo );

NSString * deviceString = [NSStringstringWithCString: systemInfo. machineencoding: NSUTF8StringEncoding];

If ([deviceString isEqualToString: @ "iPhone1, 1"]) return @ "iPhone 1G ";

If ([deviceString isEqualToString: @ "iPhone1, 2"]) return @ "iPhone 3G ";

If ([deviceString isEqualToString: @ "iPhone2, 1"]) return @ "iPhone 3GS ";

If ([deviceString isEqualToString: @ "iPhone3, 1"]) return @ "iPhone 4 ";

If ([deviceString isEqualToString: @ "iPhone4, 1"]) return @ "iPhone 4 S ";

If ([deviceString isEqualToString: @ "iPhone5, 2"]) return @ "iPhone 5 ";

If ([deviceStringisEqualToString: @ "iPhone3, 2"]) return @ "Verizon iPhone 4 ";

If ([deviceString isEqualToString: @ "iPod1, 1"]) return @ "iPod Touch 1G ";

If ([deviceString isEqualToString: @ "iPod2, 1"]) return @ "iPod Touch 2G ";

If ([deviceString isEqualToString: @ "iPod3, 1"]) return @ "iPod Touch 3G ";

If ([deviceString isEqualToString: @ "iPod4, 1"]) return @ "iPod Touch 4G ";

If ([deviceString isEqualToString: @ "iPad1, 1"]) return @ "iPad ";

If ([deviceString isEqualToString: @ "iPad2, 1"]) return @ "iPad 2 (WiFi )";

If ([deviceString isEqualToString: @ "iPad2, 2"]) return @ "iPad 2 (GSM )";

If ([deviceString isEqualToString: @ "iPad2, 3"]) return @ "iPad 2 (CDMA )";

If ([deviceString isEqualToString: @ "i386"]) return @ "Simulator ";

If ([deviceString isEqualToString: @ "x86_64"]) return @ "Simulator ";

NSLog (@ "NOTE: Unknown device type: % @", deviceString );

Return deviceString;

}

// Determine whether to import 3G or Wi-Fi # import "Reachability. h"

Reachability * reachbility = [ReachabilityreachabilityWithHostName: @ "www.baidu.com"]; NetworkStatus status = [reachbility currentReachabilityStatus];

NSString * netStr;

// Use a Wi-Fi network connection

If (status = ReachableViaWiFi)

{

NetStr = @ "wifi ";

// [[NSUserDefaults standardUserDefaults] setObject: netStr forKey: @ "network"];

}

Else if (status = ReachableViaWWAN)

{

NetStr = @ "3g ";

// [[NSUserDefaults standardUserDefaults] setObject: netStr forKey: @ "network"];

}

NSLog (@ "network is: % @", netStr );

/* For Carrier information, use the CTTelephonyNetworkInfo and CTCarrier types in CoreTelephony Framework. These are available after iOS 4.0.

Import required headers:

# Import

# Import

How can I determine the operator of the current network?

*/

// Identifies the carrier of the network used by the device.

-(NSString *) checkCarrier

{

NSString * ret = [[NSStringalloc] init];

CTTelephonyNetworkInfo * info = [[CTTelephonyNetworkInfoalloc] init];

CTCarrier * carrier = [infosubscriberCellularProvider];

If (carrier = nil ){

Return @ "0 ";

}

NSString * code = [carrier worker enetworkcode];

If ([code isEqual: @ ""]) {

Return @ "0 ";

}

If ([codeisEqualToString: @ "00"] | [codeisEqualToString: @ "02"] | [codeisEqualToString: @ "07"]) {

Ret = @ "mobile ";

}

If ([codeisEqualToString: @ "01"] | [codeisEqualToString: @ "06"]) {

Ret = @ "Unicom ";

}

If ([codeisEqualToString: @ "03"] | [codeisEqualToString: @ "05"]) {

Ret = @ "Telecom ";;

}

NSLog (@ "% @", ret );

Return ret;

}