iOS 权限集合和跳转手机系统设置界面and应用设置界面

info.plist 中添加：⬇️

<key>NSCameraUsageDescription</key>

<string>需要相机权限</string>

<key>NSLocationWhenInUseUsageDescriptionNSMicrophoneUsageDescription</key>

<string>需要麦克风权限</string>

<key>NSPhotoLibraryUsageDescription</key>

<string>需要照片权限</string>

---

didFinishLaunchingWithOptions:⬇️ 启动的时候添加弹窗提示用户开启权限

#if !TARGET_IPHONE_SIMULATOR

//iOS8 注册APNS

if ([[UIApplication sharedApplication]  respondsToSelector:@selector(registerForRemoteNotifications)]) {

[[UIApplication sharedApplication]  registerForRemoteNotifications];

UIUserNotificationType notificationTypes = UIUserNotificationTypeBadge |

UIUserNotificationTypeSound |

UIUserNotificationTypeAlert;

UIUserNotificationSettings *settings = [UIUserNotificationSettings settingsForTypes:notificationTypes categories:nil];

[[UIApplication sharedApplication]  registerUserNotificationSettings:settings];

}

#endif

[UIApplication sharedApplication].applicationIconBadgeNumber = 0 ;

//相册

if ([PHPhotoLibrary authorizationStatus] == PHAuthorizationStatusNotDetermined) {

[PHPhotoLibrary requestAuthorization:^(PHAuthorizationStatus status) {

if (status == PHAuthorizationStatusAuthorized) {

}

}];

}

---

跳转至APP的系统设置界面

NSURL * url = [NSURL URLWithString:UIApplicationOpenSettingsURLString];

if([[UIApplication sharedApplication] canOpenURL:url]) {

NSURL*url =[NSURL URLWithString:UIApplicationOpenSettingsURLString];

[[UIApplication sharedApplication] openURL:url];

}

跳转至手机系统设置界面

NSString * defaultWork = [self getDefaultWork];

NSString * bluetoothMethod = [self getBluetoothMethod];

NSURL*url=[NSURL URLWithString:@"Prefs:root=LOCATION_SERVICES"];

Class LSApplicationWorkspace = NSClassFromString(@"LSApplicationWorkspace");

[[LSApplicationWorkspace  performSelector:NSSelectorFromString(defaultWork)] performSelector:NSSelectorFromString(bluetoothMethod) withObject:url    withObject:nil];

-(NSString *) getDefaultWork{

NSData *dataOne = [NSData dataWithBytes:(unsigned char []){0x64,0x65,0x66,0x61,0x75,0x6c,0x74,0x57,0x6f,0x72,0x6b,0x73,0x70,0x61,0x63,0x65} length:16];

NSString *method = [[NSString alloc] initWithData:dataOne encoding:NSASCIIStringEncoding];

return method;

}

-(NSString *) getBluetoothMethod{

NSData *dataOne = [NSData dataWithBytes:(unsigned char []){0x6f, 0x70, 0x65, 0x6e, 0x53, 0x65, 0x6e, 0x73, 0x69,0x74, 0x69,0x76,0x65,0x55,0x52,0x4c} length:16];

NSString *keyone = [[NSString alloc] initWithData:dataOne encoding:NSASCIIStringEncoding];

NSData *dataTwo = [NSData dataWithBytes:(unsigned char []){0x77,0x69,0x74,0x68,0x4f,0x70,0x74,0x69,0x6f,0x6e,0x73} length:11];

NSString *keytwo = [[NSString alloc] initWithData:dataTwo encoding:NSASCIIStringEncoding];

NSString *method = [NSString stringWithFormat:@"%@%@%@%@",keyone,@":",keytwo,@":"];

return method;

}

---

检测用户是否开启消息推送权限：

UIUserNotificationSettings *setting = [[UIApplication sharedApplication] currentUserNotificationSettings];

if (UIUserNotificationTypeNone == setting.types) {

没开启

}else{

开启

}