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UIImagePickerController: , , iOS 7
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ViewController.h
#import <UIKit/UIKit.h>
@interface ViewController : UIViewController <UIImagePickerControllerDelegate, UINavigationControllerDelegate>
@property (nonatomic, weak) IBOutlet UIImageView *imageView;
- (IBAction)takePhoto:(id)sender;
- (IBAction)selectPhoto:(id)sender;
@end
ViewController.m
#import "ViewController.h"
@import MobileCoreServices;
@interface ViewController ()
@property (nonatomic, readwrite) BOOL newMedia;
@end
@implementation ViewController
- (void)viewDidLoad
{
[super viewDidLoad];
}
- (void)viewDidAppear:(BOOL)animated {
[super viewDidAppear:animated];
}
- (void)didReceiveMemoryWarning
{
[super didReceiveMemoryWarning];
}
- (IBAction)takePhoto:(id)sender
{
if ([UIImagePickerController isSourceTypeAvailable:UIImagePickerControllerSourceTypeCamera])
{
UIImagePickerController *imagePicker =[[UIImagePickerController alloc] init];
imagePicker.delegate = self;
imagePicker.sourceType =UIImagePickerControllerSourceTypeCamera;
imagePicker.mediaTypes = @[(NSString *) kUTTypeImage];
imagePicker.allowsEditing = NO;
[self presentViewController:imagePicker
animated:YES completion:nil];
_newMedia = YES;
}
}
- (IBAction)selectPhoto:(id)sender
{
if ([UIImagePickerController isSourceTypeAvailable:
UIImagePickerControllerSourceTypeSavedPhotosAlbum])
{
UIImagePickerController *imagePicker =
[[UIImagePickerController alloc] init];
imagePicker.delegate = self;
imagePicker.sourceType =
UIImagePickerControllerSourceTypePhotoLibrary;
imagePicker.mediaTypes = @[(NSString *) kUTTypeImage];
imagePicker.allowsEditing = NO;
[self presentViewController:imagePicker
animated:YES completion:nil];
_newMedia = NO;
}
}
#pragma mark UIImagePickerControllerDelegate
-(void)imagePickerController:(UIImagePickerController *)picker
didFinishPickingMediaWithInfo:(NSDictionary *)info
{
NSString *mediaType = info[UIImagePickerControllerMediaType];
[self dismissViewControllerAnimated:YES completion:nil];
if ([mediaType isEqualToString:(NSString *)kUTTypeImage]) {
UIImage *image = info[UIImagePickerControllerOriginalImage];
_imageView.image = image;
if (_newMedia)
UIImageWriteToSavedPhotosAlbum(image,
self,
@selector(image:finishedSavingWithError:contextInfo:),
nil);
}
else if ([mediaType isEqualToString:(NSString *)kUTTypeMovie])
{
}
}
-(void)image:(UIImage *)image finishedSavingWithError:(NSError *)error contextInfo:(void *)contextInfo
{
if (error) {
UIAlertView *alert = [[UIAlertView alloc]
initWithTitle: @"Save failed"
message: @"Failed to save image"
delegate: nil
cancelButtonTitle:@"OK"
otherButtonTitles:nil];
[alert show];
}
}
-(void)imagePickerControllerDidCancel:(UIImagePickerController *)picker
{
[self dismissViewControllerAnimated:YES completion:nil];
}
@end