iOS开发 - 如何获取设备的总容量和可用容量 网络运营商 3g/wifi判断 手机型号
// 硬盘容量
- ( float )getTotalDiskSpace
{
float totalSpace;
NSError * error;
NSDictionary * infoDic = [[ NSFileManager defaultManager ] attributesOfFileSystemForPath :[ self getHomeDirectory ] error : &error];
if (infoDic) {
NSNumber * fileSystemSizeInBytes = [infoDic objectForKey : NSFileSystemSize ];
totalSpace = [fileSystemSizeInBytes floatValue ]/ 1024.0f / 1024.0f / 1024.0f ;
return totalSpace;
} else {
NSLog ( @"Error Obtaining System Memory Info: Domain = %@, Code = %ld" , [error domain ], ( long )[error code ]);
return 0 ;
}
}
- ( NSString *)getHomeDirectory
{
NSString * homePath = NSHomeDirectory ();
return homePath;
}
/*
如何获取设备的总容量和可用容量
*/
+ ( NSNumber *)totalDiskSpace
{
NSDictionary *fattributes = [[ NSFileManager defaultManager ] attributesOfFileSystemForPath : NSHomeDirectory () error : nil ];
return [fattributes objectForKey : NSFileSystemSize ];
}
+ ( NSNumber *)freeDiskSpace
{
NSDictionary *fattributes = [[ NSFileManager defaultManager ] attributesOfFileSystemForPath : NSHomeDirectory () error : nil ];
return [fattributes objectForKey : NSFileSystemFreeSize ];
}
// 手机型号（这跟系统获取的不一样，这是获取iPhone5，4，6之类的）要导入
#import "sys/utsname.h"
+ ( NSString *)deviceString
{
// 需要 #import "sys/utsname.h"
struct utsname systemInfo;
uname (&systemInfo);
NSString *deviceString = [ NSString stringWithCString :systemInfo. machine encoding : 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 4S" ;
if ([deviceString isEqualToString : @"iPhone5,2" ]) return @"iPhone 5" ;
if ([deviceString isEqualToString : @"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;
}
// 判读是 3g 还是 Wi-Fi 要导入#import" Reachability.h "
Reachability *reachbility=[ Reachability reachabilityWithHostName : @"www.baidu.com" ]; NetworkStatus status=[reachbility currentReachabilityStatus ];
NSString *netStr;
// 使用 WiFi 网络连接
if (status== ReachableViaWiFi )
{
netStr = @"wifi" ;
//[[NSUserDefaults standardUserDefaults]setObject:netStr forKey:@"network"];
}
else if (status == ReachableViaWWAN )
{
netStr = @"3g" ;
//[[NSUserDefaults standardUserDefaults]setObject:netStr forKey:@"network"];
}
NSLog ( @" 网络是： %@" ,netStr);
/* 关于获取运营商信息，需通过 CoreTelephony Framework 中的 CTTelephonyNetworkInfo 和 CTCarrier 类型。这些都在 iOS 4.0 后就有了。
import 必要的 header ：
#import <CoreTelephony/CTCarrier.h>
#import <CoreTelephony/CTTelephonyNetworkInfo.h>
何判断当前网络的运营商
*/
// 用来辨别设备所使用网络的运营商
- ( NSString *)checkCarrier
{
NSString *ret = [[ NSString alloc ] init ];
CTTelephonyNetworkInfo *info = [[ CTTelephonyNetworkInfo alloc ] init ];
CTCarrier *carrier = [info subscriberCellularProvider ];
if (carrier == nil ) {
return @"0" ;
}
NSString *code = [carrier mobileNetworkCode ];
if ([code isEqual : @"" ]) {
return @"0" ;
}
if ([code isEqualToString : @"00" ] || [code isEqualToString : @"02" ] || [code isEqualToString : @"07" ]) {
ret = @" 移动 " ;
}
if ([code isEqualToString : @"01" ]|| [code isEqualToString : @"06" ] ) {
ret = @" 联通 " ;
}
if ([code isEqualToString : @"03" ]|| [code isEqualToString : @"05" ] ) {
ret = @" 电信 " ;;
}
NSLog ( @"%@" ,ret);
return ret;
}