选择图片——相机与相册

      - (IBAction)touchSelectImg:(id)sender {
         //在这里呼出下方菜单按钮项
         UIActionSheet *myActionSheet = [[UIActionSheet alloc]
                           initWithTitle:nil
                           delegate:self
                           cancelButtonTitle:@"取消"
                           destructiveButtonTitle:nil
                           otherButtonTitles: @"打开照相机", @"从手机相册获取",nil];
          [myActionSheet showInView:self.view];
      }
  
 

<UINavigationControllerDelegate,UIImagePickerControllerDelegate,UIActionSheetDelegate>

      - (void)actionSheet:(UIActionSheet *)actionSheet clickedButtonAtIndex:(NSInteger)buttonIndex
      {
         //呼出的菜单按钮点击后的响应
         if (buttonIndex == actionSheet.cancelButtonIndex){
             NSLog(@"取消");
          }else{
             switch (buttonIndex){
                 case 0:  //打开照相机拍照
                      [self takePhoto];
                     break;
                 case 1:  //打开本地相册
                      [self LocalPhoto];
                     break;
              }
          }
      }
      //开始拍照
      -(void)takePhoto
      {
         UIImagePickerControllerSourceType sourceType = UIImagePickerControllerSourceTypeCamera;
         if ([UIImagePickerController isSourceTypeAvailable: UIImagePickerControllerSourceTypeCamera])
          {
             UIImagePickerController *picker = [[UIImagePickerController alloc] init];
              picker.delegate = self;
             //设置拍照后的图片可被编辑
              picker.allowsEditing = YES;
              picker.sourceType = sourceType;
              [self presentViewController:picker animated:YES completion:nil];
          }else
          {
             NSLog(@"模拟其中无法打开照相机,请在真机中使用");
          }
      }
      //打开本地相册
      -(void)LocalPhoto
      {
         UIImagePickerController *picker = [[UIImagePickerController alloc] init];
          picker.sourceType = UIImagePickerControllerSourceTypePhotoLibrary;
          picker.delegate = self;
         //设置选择后的图片可被编辑
          picker.allowsEditing = YES;
          [self presentViewController:picker animated:YES completion:nil];
      }
      //当选择一张图片后进入这里
      -(void)imagePickerController:(UIImagePickerController*)picker didFinishPickingMediaWithInfo:(NSDictionary *)info
      {
         NSString *type = [info objectForKey:UIImagePickerControllerMediaType];
         //当选择的类型是图片
         if ([type isEqualToString:@"public.image"])
          {
             UIImage* image = [info objectForKey:@"UIImagePickerControllerOriginalImage"];
              [picker dismissViewControllerAnimated:YES completion:nil];
          }
      }
      //您取消了选择图片
      - (void)imagePickerControllerDidCancel:(UIImagePickerController *)picker
      {
         NSLog(@"您取消了选择图片");
          [picker dismissViewControllerAnimated:YES completion:nil];
      }
  
 

  
 
 

文章来源: zzzili.blog.csdn.net，作者：清雨小竹，版权归原作者所有，如需转载，请联系作者。

原文链接：zzzili.blog.csdn.net/article/details/50765225