#import "ViewController.h"
#import "AFNetworking.h"
@interface ViewController () <UIActionSheetDelegate,UIImagePickerControllerDelegate,UINavigationControllerDelegate>
@property (weak, nonatomic) IBOutlet UIImageView *imageView;
@end
@implementation ViewController
- (void)viewDidLoad {
[super viewDidLoad];
// Do any additional setup after loading the view, typically from a nib.
}
- (void)touchesBegan:(NSSet *)touches withEvent:(UIEvent *)event
{
UIActionSheet *sheet = [[UIActionSheet alloc] initWithTitle:@"请选择照片" delegate:self cancelButtonTitle:@"取消" destructiveButtonTitle:nil otherButtonTitles:@"相机",@"相册", nil];
/**
* window代表着最高处，所有能看到的view，后面都是window。
* 当push相机控制器的时候，self.view就自动移除了。而当dismiss控制器的时候，因为self.view移除了，所有sheet无法寄居在view的上面，而固定在self.view.window,就可以保证，sheet一定在view视图上
*/
[sheet showInView:self.view.window];
}
-(void)actionSheet:(UIActionSheet *)actionSheet clickedButtonAtIndex:(NSInteger)buttonIndex
{
UIImagePickerController *ipc = [[UIImagePickerController alloc] init];
ipc.delegate = self;
switch (buttonIndex) {
case 0:
if (![UIImagePickerController isSourceTypeAvailable:
UIImagePickerControllerSourceTypeCamera]) return;
ipc.sourceType = UIImagePickerControllerSourceTypeCamera;
break;
case 1:
if (![UIImagePickerController isSourceTypeAvailable:
UIImagePickerControllerSourceTypePhotoLibrary]) return;
ipc.sourceType = UIImagePickerControllerSourceTypePhotoLibrary;
break;
default:
return;
break;
}
[self presentViewController:ipc animated:YES completion:nil];
}
/**
* 选择完照片后调用的方法
*
*
* @param info 所有相片的信息都在这个字典
*/
-(void)imagePickerController:(UIImagePickerController *)picker didFinishPickingMediaWithInfo:(NSDictionary *)info
{
[self dismissViewControllerAnimated:YES completion:nil];
//从字典key获取image的地址
UIImage *image = info[UIImagePickerControllerOriginalImage];
self.imageView.image = image;
}
- (IBAction)upload:(UIButton *)sender {
AFHTTPRequestOperationManager *mrg = [[AFHTTPRequestOperationManager alloc] init];
NSMutableDictionary *params = [NSMutableDictionary dictionary];
params[@"username"] = @"123";
NSString *url = @"http://192.168.130.110:8080/MJServer/upload";
/**
* 上传时候调用的方法
*
* params post的参数，字典
* formData formData是post上去的数据
* name 服务器接受文件的名字
* fileName 文件的名字
*/
[mrg POST:url parameters:params constructingBodyWithBlock:^(id<AFMultipartFormData> formData) {
NSData *data = UIImageJPEGRepresentation(self.imageView.image, 1.0);
[formData appendPartWithFileData:data name:@"file" fileName:@"1.jpg" mimeType:@"image/jpeg"];
} success:^(AFHTTPRequestOperation *operation, id responseObject) {
NSLog(@"上传成功");
} failure:^(AFHTTPRequestOperation *operation, NSError *error) {
NSLog(@"上传失败");
}];
}
@end
时间： 2024-10-11 12:36:09