#import <UIKit/UIKit.h> #import "BaseViewController.h" #import <CoreLocation/CoreLocation.h> @interface ViewController : BaseViewController<CLLocationManagerDelegate> @property(nonatomic,retain) CLLocationManager* locationManager; - (IBAction)onSubmit:(UIButton *)sender; @end
xxx.m:
#import "ViewController.h" #import <CoreLocation/CoreLocation.h> @implementation ViewController @synthesize locationManager; - (void)viewDidLoad{ [super viewDidLoad]; // 判断定位操作是否被允许 if([CLLocationManager locationServicesEnabled]) { locationManager = [[CLLocationManager alloc] init]; // locationManager.distanceFilter = 1; //设置距离筛选器distanceFilter,表示设备至少移动1000米,才通知委托更新 locationManager.distanceFilter = kCLDistanceFilterNone; //这是默认,就是不做这个限制,可能会不断更新 locationManager.delegate = self; // 开始定位 [locationManager startUpdatingLocation]; }else { //提示用户无法进行定位操作 } } -(void) viewDidUnload{ [LogUtil d:@"viewDidUnload"]; [self.locationManager stopUpdatingLocation]; } -(void)locationManager:(CLLocationManager *)manager didUpdateLocations:(NSArray *)locations{ //此处locations存储了持续更新的位置坐标值,取最后一个值为最新位置,如果不想让其持续更新位置,则在此方法中获取到一个值之后让locationManager stopUpdatingLocation CLLocation *currentLocation = [locations lastObject]; CLLocationCoordinate2D coord = currentLocation.coordinate; // [LogUtil d:@"%f",coord.latitude]; // [LogUtil d:@"%f",coord.longitude]; //[self.locationManager stopUpdatingLocation]; } - (void)locationManager:(CLLocationManager *)manager didUpdateToLocation:(CLLocation *)newLocation fromLocation:(CLLocation *)oldLocation { // [LogUtil d:@"%f",newLocation.coordinate.latitude]; // [LogUtil d:@"%f",newLocation.coordinate.longitude]; } - (void)locationManager:(CLLocationManager *)manager didFailWithError:(NSError *)error { if (error.code == kCLErrorDenied) { // 提示用户出错原因,可按住Option键点击 KCLErrorDenied的查看更多出错信息,可打印error.code值查找原因所在 } } @end