2016-01-19 17:59:40 +00:00
|
|
|
/*
|
|
|
|
Copyright 2015 OpenMarket Ltd
|
|
|
|
|
|
|
|
Licensed under the Apache License, Version 2.0 (the "License");
|
|
|
|
you may not use this file except in compliance with the License.
|
|
|
|
You may obtain a copy of the License at
|
|
|
|
|
|
|
|
http://www.apache.org/licenses/LICENSE-2.0
|
|
|
|
|
|
|
|
Unless required by applicable law or agreed to in writing, software
|
|
|
|
distributed under the License is distributed on an "AS IS" BASIS,
|
|
|
|
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
|
|
See the License for the specific language governing permissions and
|
|
|
|
limitations under the License.
|
|
|
|
*/
|
|
|
|
|
|
|
|
#import "MediaAlbumContentViewController.h"
|
|
|
|
|
2016-06-03 15:29:34 +00:00
|
|
|
#import "AppDelegate.h"
|
|
|
|
|
2016-02-10 21:12:17 +00:00
|
|
|
#import "VectorDesignValues.h"
|
|
|
|
|
|
|
|
#import "RageShakeManager.h"
|
2016-01-19 17:59:40 +00:00
|
|
|
|
2017-02-28 09:24:27 +00:00
|
|
|
#import <MobileCoreServices/MobileCoreServices.h>
|
|
|
|
|
2016-01-19 17:59:40 +00:00
|
|
|
@interface MediaAlbumContentViewController ()
|
|
|
|
{
|
|
|
|
/**
|
|
|
|
Observe UIApplicationWillEnterForegroundNotification to refresh bubbles when app leaves the background state.
|
|
|
|
*/
|
|
|
|
id UIApplicationWillEnterForegroundNotificationObserver;
|
|
|
|
|
|
|
|
/**
|
|
|
|
The current list of assets retrieved from collection.
|
|
|
|
*/
|
|
|
|
PHFetchResult *assets;
|
2016-08-03 12:59:40 +00:00
|
|
|
|
|
|
|
/**
|
|
|
|
The currently selected media. Nil when the multiselection is not active.
|
|
|
|
*/
|
|
|
|
NSMutableArray <PHAsset*> *selectedAssets;
|
2016-01-19 17:59:40 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
@end
|
|
|
|
|
|
|
|
@implementation MediaAlbumContentViewController
|
|
|
|
|
|
|
|
#pragma mark - Class methods
|
|
|
|
|
|
|
|
+ (UINib *)nib
|
|
|
|
{
|
|
|
|
return [UINib nibWithNibName:NSStringFromClass([MediaAlbumContentViewController class])
|
|
|
|
bundle:[NSBundle bundleForClass:[MediaAlbumContentViewController class]]];
|
|
|
|
}
|
|
|
|
|
|
|
|
+ (instancetype)mediaAlbumContentViewController
|
|
|
|
{
|
|
|
|
return [[[self class] alloc] initWithNibName:NSStringFromClass([MediaAlbumContentViewController class])
|
|
|
|
bundle:[NSBundle bundleForClass:[MediaAlbumContentViewController class]]];
|
|
|
|
}
|
|
|
|
|
|
|
|
#pragma mark -
|
|
|
|
|
2017-01-03 13:40:23 +00:00
|
|
|
- (void)finalizeInit
|
2016-01-19 17:59:40 +00:00
|
|
|
{
|
2017-01-03 13:40:23 +00:00
|
|
|
[super finalizeInit];
|
2016-01-19 17:59:40 +00:00
|
|
|
|
2016-02-10 21:12:17 +00:00
|
|
|
// Setup `MXKViewControllerHandling` properties
|
|
|
|
self.defaultBarTintColor = kVectorNavBarTintColor;
|
|
|
|
self.enableBarTintColorStatusChange = NO;
|
|
|
|
self.rageShakeManager = [RageShakeManager sharedManager];
|
2017-01-03 13:40:23 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
- (void)viewDidLoad
|
|
|
|
{
|
|
|
|
[super viewDidLoad];
|
|
|
|
// Do any additional setup after loading the view, typically from a nib.
|
2016-02-10 21:12:17 +00:00
|
|
|
|
2016-01-19 17:59:40 +00:00
|
|
|
// Register collection view cell class
|
|
|
|
[self.assetsCollectionView registerClass:MXKMediaCollectionViewCell.class forCellWithReuseIdentifier:[MXKMediaCollectionViewCell defaultReuseIdentifier]];
|
|
|
|
|
|
|
|
if (!_mediaTypes)
|
|
|
|
{
|
|
|
|
// Set default media type
|
|
|
|
self.mediaTypes = @[(NSString *)kUTTypeImage];
|
|
|
|
}
|
|
|
|
|
|
|
|
// Observe UIApplicationWillEnterForegroundNotification to refresh captures collection when app leaves the background state.
|
|
|
|
UIApplicationWillEnterForegroundNotificationObserver = [[NSNotificationCenter defaultCenter] addObserverForName:UIApplicationWillEnterForegroundNotification object:nil queue:[NSOperationQueue mainQueue] usingBlock:^(NSNotification *notif) {
|
|
|
|
|
|
|
|
// Force a full refresh of the displayed collection
|
|
|
|
self.assetsCollection = _assetsCollection;
|
|
|
|
|
|
|
|
}];
|
2016-08-03 12:59:40 +00:00
|
|
|
|
2016-08-04 14:15:29 +00:00
|
|
|
if (_allowsMultipleSelection)
|
|
|
|
{
|
|
|
|
self.navigationItem.rightBarButtonItem = [[UIBarButtonItem alloc] initWithTitle:NSLocalizedStringFromTable(@"media_picker_select", @"Vector", nil) style:UIBarButtonItemStylePlain target:self action:@selector(onSelect:)];
|
|
|
|
}
|
2016-01-19 17:59:40 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
- (void)dealloc
|
|
|
|
{
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
- (void)didReceiveMemoryWarning
|
|
|
|
{
|
|
|
|
[super didReceiveMemoryWarning];
|
|
|
|
// Dispose of any resources that can be recreated.
|
|
|
|
}
|
|
|
|
|
|
|
|
- (void)viewWillAppear:(BOOL)animated
|
|
|
|
{
|
|
|
|
[super viewWillAppear:animated];
|
|
|
|
|
2016-06-03 15:29:34 +00:00
|
|
|
// Screen tracking (via Google Analytics)
|
|
|
|
id<GAITracker> tracker = [[GAI sharedInstance] defaultTracker];
|
|
|
|
if (tracker)
|
|
|
|
{
|
2016-06-14 09:10:37 +00:00
|
|
|
[tracker set:kGAIScreenName value:@"MediaAlbumContent"];
|
2016-06-03 15:29:34 +00:00
|
|
|
[tracker send:[[GAIDictionaryBuilder createScreenView] build]];
|
|
|
|
}
|
|
|
|
|
2016-01-19 17:59:40 +00:00
|
|
|
self.navigationItem.title = _assetsCollection.localizedTitle;
|
|
|
|
|
|
|
|
[self.assetsCollectionView reloadData];
|
|
|
|
}
|
|
|
|
|
|
|
|
- (void)viewWillDisappear:(BOOL)animated
|
|
|
|
{
|
|
|
|
[super viewWillDisappear:animated];
|
|
|
|
}
|
|
|
|
|
|
|
|
- (void)viewDidAppear:(BOOL)animated
|
|
|
|
{
|
|
|
|
[super viewDidAppear:animated];
|
|
|
|
}
|
|
|
|
|
|
|
|
#pragma mark -
|
|
|
|
|
|
|
|
- (void)setMediaTypes:(NSArray *)mediaTypes
|
|
|
|
{
|
|
|
|
_mediaTypes = mediaTypes;
|
|
|
|
|
|
|
|
self.assetsCollection = _assetsCollection;
|
|
|
|
}
|
|
|
|
|
|
|
|
- (void)setAssetsCollection:(PHAssetCollection *)assetsCollection
|
|
|
|
{
|
|
|
|
if (assetsCollection)
|
|
|
|
{
|
|
|
|
if (!_mediaTypes)
|
|
|
|
{
|
|
|
|
// Set default media type
|
|
|
|
_mediaTypes = @[(NSString *)kUTTypeImage];
|
|
|
|
}
|
|
|
|
|
|
|
|
// Set up fetch options.
|
|
|
|
PHFetchOptions *options = [[PHFetchOptions alloc] init];
|
|
|
|
options.sortDescriptors = @[[NSSortDescriptor sortDescriptorWithKey:@"creationDate" ascending:NO]];
|
|
|
|
if ([_mediaTypes indexOfObject:(NSString *)kUTTypeImage] != NSNotFound)
|
|
|
|
{
|
|
|
|
if ([_mediaTypes indexOfObject:(NSString *)kUTTypeMovie] != NSNotFound)
|
|
|
|
{
|
|
|
|
options.predicate = [NSPredicate predicateWithFormat:@"(mediaType == %d) || (mediaType == %d)", PHAssetMediaTypeImage, PHAssetMediaTypeVideo];
|
|
|
|
}
|
|
|
|
else
|
|
|
|
{
|
|
|
|
options.predicate = [NSPredicate predicateWithFormat:@"mediaType == %d",PHAssetMediaTypeImage];
|
|
|
|
}
|
|
|
|
}
|
|
|
|
else if ([_mediaTypes indexOfObject:(NSString *)kUTTypeMovie] != NSNotFound)
|
|
|
|
{
|
|
|
|
options.predicate = [NSPredicate predicateWithFormat:@"mediaType == %d",PHAssetMediaTypeVideo];
|
|
|
|
}
|
|
|
|
|
|
|
|
assets = [PHAsset fetchAssetsInAssetCollection:assetsCollection options:options];
|
|
|
|
|
|
|
|
NSLog(@"[MediaAlbumVC] lists %tu assets", assets.count);
|
|
|
|
}
|
|
|
|
else
|
|
|
|
{
|
|
|
|
assets = nil;
|
|
|
|
}
|
|
|
|
|
|
|
|
_assetsCollection = assetsCollection;
|
|
|
|
|
|
|
|
self.navigationItem.title = _assetsCollection.localizedTitle;
|
|
|
|
|
|
|
|
[self.assetsCollectionView reloadData];
|
|
|
|
}
|
|
|
|
|
|
|
|
#pragma mark - Override MXKViewController
|
|
|
|
|
|
|
|
- (void)destroy
|
|
|
|
{
|
|
|
|
[super destroy];
|
|
|
|
}
|
|
|
|
|
|
|
|
#pragma mark - UICollectionViewDataSource
|
|
|
|
|
|
|
|
- (NSInteger)collectionView:(UICollectionView *)collectionView numberOfItemsInSection:(NSInteger)section
|
|
|
|
{
|
|
|
|
return assets.count;
|
|
|
|
}
|
|
|
|
|
|
|
|
- (UICollectionViewCell *)collectionView:(UICollectionView *)collectionView cellForItemAtIndexPath:(NSIndexPath *)indexPath
|
|
|
|
{
|
|
|
|
MXKMediaCollectionViewCell *cell = [collectionView dequeueReusableCellWithReuseIdentifier:[MXKMediaCollectionViewCell defaultReuseIdentifier] forIndexPath:indexPath];
|
|
|
|
|
|
|
|
// Sanity check: cancel pending asynchronous request (if any)
|
|
|
|
if (cell.tag)
|
|
|
|
{
|
|
|
|
[[PHImageManager defaultManager] cancelImageRequest:(PHImageRequestID)cell.tag];
|
|
|
|
cell.tag = 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
if (indexPath.item < assets.count)
|
|
|
|
{
|
|
|
|
PHAsset *asset = assets[indexPath.item];
|
|
|
|
|
|
|
|
CGFloat collectionViewSquareSize = ((collectionView.frame.size.width - 6) / 4); // Here 6 = 3 * cell margin (= 2).
|
|
|
|
CGSize cellSize = CGSizeMake(collectionViewSquareSize, collectionViewSquareSize);
|
|
|
|
|
|
|
|
PHImageRequestOptions *option = [[PHImageRequestOptions alloc] init];
|
|
|
|
option.synchronous = NO;
|
|
|
|
cell.tag = [[PHImageManager defaultManager] requestImageForAsset:asset targetSize:cellSize contentMode:PHImageContentModeAspectFill options:option resultHandler:^(UIImage *result, NSDictionary *info) {
|
|
|
|
|
2016-08-03 10:42:19 +00:00
|
|
|
cell.mxkImageView.imageView.contentMode = UIViewContentModeScaleAspectFill;
|
2016-01-19 17:59:40 +00:00
|
|
|
cell.mxkImageView.image = result;
|
|
|
|
cell.tag = 0;
|
|
|
|
|
|
|
|
}];
|
|
|
|
|
2016-03-11 16:19:22 +00:00
|
|
|
cell.bottomLeftIcon.image = [UIImage imageNamed:@"video_icon"];
|
|
|
|
cell.bottomLeftIcon.hidden = (asset.mediaType == PHAssetMediaTypeImage);
|
2016-08-03 12:59:40 +00:00
|
|
|
|
|
|
|
cell.bottomRightIcon.image = [UIImage imageNamed:@"selection_tick"];
|
|
|
|
cell.bottomRightIcon.hidden = !selectedAssets || (NSNotFound == [selectedAssets indexOfObject:asset]);
|
|
|
|
|
2016-01-19 17:59:40 +00:00
|
|
|
// Disable user interaction in mxkImageView, in order to let collection handle user selection
|
|
|
|
cell.mxkImageView.userInteractionEnabled = NO;
|
|
|
|
}
|
|
|
|
|
|
|
|
return cell;
|
|
|
|
}
|
|
|
|
|
|
|
|
#pragma mark - UICollectionViewDelegate
|
|
|
|
|
|
|
|
- (void)collectionView:(UICollectionView *)collectionView didSelectItemAtIndexPath:(NSIndexPath *)indexPath
|
|
|
|
{
|
|
|
|
if (indexPath.item < assets.count && self.delegate)
|
|
|
|
{
|
2016-08-03 12:59:40 +00:00
|
|
|
PHAsset *asset = assets[indexPath.item];
|
|
|
|
|
|
|
|
// Are we in multiselection mode ?
|
|
|
|
if (!selectedAssets)
|
|
|
|
{
|
|
|
|
// NO
|
|
|
|
[self.delegate mediaAlbumContentViewController:self didSelectAsset:asset];
|
|
|
|
}
|
|
|
|
else
|
|
|
|
{
|
|
|
|
// YES. Toggle the selection of the cell
|
|
|
|
MXKMediaCollectionViewCell *cell = (MXKMediaCollectionViewCell*)[collectionView cellForItemAtIndexPath:indexPath];
|
|
|
|
|
|
|
|
if (NSNotFound == [selectedAssets indexOfObject:asset])
|
|
|
|
{
|
|
|
|
cell.bottomRightIcon.hidden = NO;
|
|
|
|
[selectedAssets addObject:asset];
|
|
|
|
}
|
|
|
|
else
|
|
|
|
{
|
|
|
|
cell.bottomRightIcon.hidden = YES;
|
|
|
|
[selectedAssets removeObject:asset];
|
|
|
|
}
|
|
|
|
|
|
|
|
self.navigationItem.rightBarButtonItem.enabled = (0 < selectedAssets.count);
|
|
|
|
}
|
2016-01-19 17:59:40 +00:00
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
- (void)collectionView:(UICollectionView *)collectionView didEndDisplayingCell:(nonnull UICollectionViewCell *)cell forItemAtIndexPath:(nonnull NSIndexPath *)indexPath
|
|
|
|
{
|
|
|
|
// Check whether a asynchronous request is pending
|
|
|
|
if (cell.tag)
|
|
|
|
{
|
|
|
|
[[PHImageManager defaultManager] cancelImageRequest:(PHImageRequestID)cell.tag];
|
|
|
|
cell.tag = 0;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
#pragma mark - UICollectionViewDelegateFlowLayout
|
|
|
|
|
|
|
|
- (CGSize)collectionView:(UICollectionView *)collectionView layout:(UICollectionViewLayout*)collectionViewLayout sizeForItemAtIndexPath:(NSIndexPath *)indexPath
|
|
|
|
{
|
|
|
|
if (indexPath.item < assets.count)
|
|
|
|
{
|
|
|
|
CGFloat collectionViewSquareSize = ((collectionView.frame.size.width - 6) / 4); // Here 6 = 3 * cell margin (= 2).
|
|
|
|
CGSize cellSize = CGSizeMake(collectionViewSquareSize, collectionViewSquareSize);
|
|
|
|
|
|
|
|
return cellSize;
|
|
|
|
}
|
|
|
|
return CGSizeZero;
|
|
|
|
}
|
|
|
|
|
2016-08-03 12:59:40 +00:00
|
|
|
#pragma mark - Actions
|
|
|
|
|
|
|
|
- (void)onSelect:(id)sender
|
|
|
|
{
|
|
|
|
selectedAssets = [NSMutableArray array];
|
|
|
|
|
|
|
|
// Update the nav buttons
|
|
|
|
self.navigationItem.rightBarButtonItem = [[UIBarButtonItem alloc] initWithTitle:[NSBundle mxk_localizedStringForKey:@"send"] style:UIBarButtonItemStylePlain target:self action:@selector(onSelectionSend:)];
|
|
|
|
self.navigationItem.rightBarButtonItem.enabled = NO;
|
|
|
|
self.navigationItem.leftBarButtonItem = [[UIBarButtonItem alloc] initWithBarButtonSystemItem:UIBarButtonSystemItemCancel target:self action:@selector(onSelectionCancel:)];
|
|
|
|
}
|
|
|
|
|
|
|
|
- (void)onSelectionSend:(id)sender
|
|
|
|
{
|
2016-08-09 16:52:46 +00:00
|
|
|
if (selectedAssets.count > 1)
|
|
|
|
{
|
|
|
|
[self.delegate mediaAlbumContentViewController:self didSelectAssets:selectedAssets];
|
|
|
|
}
|
|
|
|
else
|
|
|
|
{
|
|
|
|
[self.delegate mediaAlbumContentViewController:self didSelectAsset:selectedAssets[0]];
|
|
|
|
}
|
2016-08-03 12:59:40 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
- (void)onSelectionCancel:(id)sender
|
|
|
|
{
|
|
|
|
selectedAssets = nil;
|
|
|
|
|
|
|
|
// Update the nav buttons
|
|
|
|
self.navigationItem.rightBarButtonItem = [[UIBarButtonItem alloc] initWithTitle:NSLocalizedStringFromTable(@"media_picker_select", @"Vector", nil) style:UIBarButtonItemStylePlain target:self action:@selector(onSelect:)];
|
|
|
|
self.navigationItem.rightBarButtonItem.enabled = YES;
|
|
|
|
self.navigationItem.leftBarButtonItem = nil;
|
|
|
|
|
|
|
|
// Do not use [UICollectionView reloadData] because it creates flickering
|
|
|
|
// Unselecting manually the cells is more efficient
|
|
|
|
for (MXKMediaCollectionViewCell *cell in self.assetsCollectionView.visibleCells)
|
|
|
|
{
|
|
|
|
cell.bottomRightIcon.hidden = YES;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2016-01-19 17:59:40 +00:00
|
|
|
@end
|