DLPhotoPicker

iOS control that allows picking or displaying photos and videos from user's photo library.

Installation with CocoaPods

CocoaPods is a dependency manager for Objective-C, which automates and simplifies the process of using 3rd-party libraries like DLPhotoPicker in your projects. You can install it with the following command:

$ gem install cocoapods

Podfile

To integrate DLPhotoPicker into your Xcode project using CocoaPods, specify it in your Podfile:

pod 'DLPhotoPicker'

Then, run the following command:

$ pod install

Screenshot

#Features

Support AssetsLibrary(iOS7) and Photos(iOS 8 or later) framework.
Support photo display, edit and pick.
Suppert save the photo to a album and save to document of app sandbox.

Usage

First import header file: DLPhotoPicker.h

To display all albums and photos.

- (IBAction)clickPhotoDisplayAction:(id)sender 
{
    DLPhotoPickerViewController *picker = [[DLPhotoPickerViewController alloc] init];
    picker.delegate = self;
    picker.pickerType = DLPhotoPickerTypeDisplay;
    picker.showsNumberOfAssets = YES;
    picker.navigationTitle = NSLocalizedString(@"Albums", nil);
    
    [self presentViewController:picker animated:YES completion:nil];
  }

To pick photo or video from photo library.

- (void)pickAssets:(id)sender
{
    DLPhotoPickerViewController *picker = [[DLPhotoPickerViewController alloc] init];
    picker.delegate = self;
    picker.pickerType = DLPhotoPickerTypePicker;
    picker.navigationTitle = NSLocalizedString(@"Albums", nil);
    
    [self presentViewController:picker animated:YES completion:nil];
}

The Delegate of DLPhotoPicker

-(void)pickerController:(DLPhotoPickerViewController *)picker didFinishPickingAssets:(NSArray *)assets
{
    [self dismissViewControllerAnimated:YES completion:nil];
    
    self.assets = [NSArray arrayWithArray:assets];
    
    // to operation with 'self.assets'
}

- (BOOL)pickerController:(DLPhotoPickerViewController *)picker shouldScrollToBottomForPhotoCollection:(DLPhotoCollection *)assetCollection;
{
    return YES;
}

- (BOOL)pickerController:(DLPhotoPickerViewController *)picker shouldEnableAsset:(DLPhotoAsset *)asset
{
    return YES;
}

- (BOOL)pickerController:(DLPhotoPickerViewController *)picker shouldSelectAsset:(DLPhotoAsset *)asset
{
    NSInteger max = 10;
    
    if (picker.selectedAssets.count >= max){
        UIAlertController *alert =
        [UIAlertController alertControllerWithTitle:@"Attention"
                                            message:[NSString stringWithFormat:@"Please select not more than %ld assets", (long)max]
                                     preferredStyle:UIAlertControllerStyleAlert];
        
        UIAlertAction *action =
        [UIAlertAction actionWithTitle:@"OK"
                                 style:UIAlertActionStyleDefault
                               handler:nil];
        
        [alert addAction:action];
        
        [picker presentViewController:alert animated:YES completion:nil];
    }
    
    // limit selection to max
    return (picker.selectedAssets.count < max);
    
    return YES;
}

- (void)pickerController:(DLPhotoPickerViewController *)picker didSelectAsset:(DLPhotoAsset *)asset
{
    // didSelectAsset
}

- (BOOL)pickerController:(DLPhotoPickerViewController *)picker shouldDeselectAsset:(DLPhotoAsset *)asset
{
    return YES;
}

- (void)pickerController:(DLPhotoPickerViewController *)picker didDeselectAsset:(DLPhotoAsset *)asset
{
    // didDeselectAsset
}

- (BOOL)pickerController:(DLPhotoPickerViewController *)picker shouldHighlightAsset:(DLPhotoAsset *)asset
{
    return YES;
}

- (void)pickerController:(DLPhotoPickerViewController *)picker didHighlightAsset:(DLPhotoAsset *)asset
{
   //  didHighlightAsset
}

License