bluewallet/react-native-camera-kit
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Merge pull request #19 from wix/auto_sync_selection

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Auto sync selected state
This commit is contained in:
Ran 2017-03-08 16:51:52 +02:00 committed by GitHub
commit fbca919691
1 changed files with 39 additions and 2 deletions
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41
ios/lib/ReactNativeCameraKit/CKGalleryViewManager.m
View File

@ -36,6 +36,7 @@
@property (nonatomic, strong) NSNumber *minimumInteritemSpacing;
@property (nonatomic, strong) NSNumber *columnCount;
@property (nonatomic, strong) NSNumber *getUrlOnTapImage;
@property (nonatomic, strong) NSNumber *autoSyncSelection;
@property (nonatomic, copy) RCTDirectEventBlock onTapImage;
@ -310,8 +311,6 @@ static NSString * const CustomCellReuseIdentifier = @"CustomCell";
__block CKGalleryCollectionViewCell *cell = [collectionView dequeueReusableCellWithReuseIdentifier:CellReuseIdentifier forIndexPath:indexPath];
cell.disableSelectionIcons = self.disableSelectionIcons ? self.disableSelectionIcons.boolValue : false;
cell.isSelected = ((NSNumber*)assetDictionary[@"isSelected"]).boolValue;
if (self.supportedFileTypesArray) {
cell.isSupported = [self.supportedFileTypesArray containsObject:[MIMETypeString lowercaseString]];
@ -372,10 +371,47 @@ static NSString * const CustomCellReuseIdentifier = @"CustomCell";
}
}
- (void)collectionView:(UICollectionView *)collectionView willDisplayCell:(UICollectionViewCell *)cell forItemAtIndexPath:(NSIndexPath *)indexPath {
if([cell isKindOfClass:[CKGalleryCollectionViewCell class]]) {
CKGalleryCollectionViewCell *ckCell = (CKGalleryCollectionViewCell*)cell;
NSInteger galleryDataIndex = indexPath.row;
if (self.customButtonStyle) {
galleryDataIndex--;
}
NSDictionary *assetDictionary = (NSDictionary*)self.galleryData.data[galleryDataIndex];
((CKGalleryCollectionViewCell*)cell).isSelected = ((NSNumber*)assetDictionary[@"isSelected"]).boolValue;
}
}
-(BOOL)isSelectionDirty:(NSMutableArray *)newSelectedImages {
if(![self.autoSyncSelection boolValue]) {
return NO;
}
NSArray *mergedArray = [newSelectedImages arrayByAddingObjectsFromArray:self.selectedImages];
NSArray *arrayWithoutDuplicates = [[NSOrderedSet orderedSetWithArray:mergedArray] array];
return (arrayWithoutDuplicates.count > 0);
}
-(void)setSelectedImages:(NSMutableArray *)selectedImages {
BOOL selectionDirty = [self isSelectionDirty:selectedImages];
if (selectedImages) {
_selectedImages = selectedImages;
}
if(selectionDirty && [self.autoSyncSelection boolValue]) {
//sync visible cells
for (CKGalleryCollectionViewCell *cell in [self.collectionView visibleCells]) {
if([cell respondsToSelector:@selector(representedAssetIdentifier)]) {
cell.isSelected = ([selectedImages indexOfObject:cell.representedAssetIdentifier] != NSNotFound);
}
}
//sync data
for (NSMutableDictionary *dataDic in self.galleryData.data) {
PHAsset *asset = dataDic[@"asset"];
dataDic[@"isSelected"] = @([selectedImages indexOfObject:asset.localIdentifier] != NSNotFound);
}
}
}
@ -459,6 +495,7 @@ RCT_EXPORT_VIEW_PROPERTY(disableSelectionIcons, NSNumber);
RCT_EXPORT_VIEW_PROPERTY(customButtonStyle, NSDictionary);
RCT_EXPORT_VIEW_PROPERTY(onCustomButtonPress, RCTDirectEventBlock);
RCT_EXPORT_VIEW_PROPERTY(getUrlOnTapImage, NSNumber);
RCT_EXPORT_VIEW_PROPERTY(autoSyncSelection, NSNumber);
RCT_EXPORT_VIEW_PROPERTY(selection, NSDictionary);