Merge pull request #5 from joakin8/v1

Added didDeselectCellAtRow and shouldSelectCellAtRow to DRCollectionV…

Author: darrarski

DRCollectionViewTableLayout/DRCollectionViewTableLayoutManager.h

@@ -199,6 +199,36 @@
                                   column:(NSUInteger)column
                                indexPath:(NSIndexPath *)indexPath;
 
+/**
+ *  Will be called when user deselects cell
+ *
+ *  @param manager        Collection View Table Layout Manager
+ *  @param collectionView Collection View
+ *  @param row            Layout's row
+ *  @param column         Layout's column
+ *  @param indexPath      Collection View Cell index path
+ */
+- (void)collectionViewTableLayoutManager:(DRCollectionViewTableLayoutManager *)manager
+                          collectionView:(UICollectionView *)collectionView
+                    didDeselectCellAtRow:(NSUInteger)row
+                                  column:(NSUInteger)column
+                               indexPath:(NSIndexPath *)indexPath;
+
+/**
+ *  Will be called in order to decide if the cell has to be selected or not
+ *
+ *  @param manager        Collection View Table Layout Manager
+ *  @param collectionView Collection View
+ *  @param row            Layout's row
+ *  @param column         Layout's column
+ *  @param indexPath      Collection View Cell index path
+ */
+- (BOOL)collectionViewTableLayoutManager:(DRCollectionViewTableLayoutManager *)manager
+                          collectionView:(UICollectionView *)collectionView
+                   shouldSelectItemAtRow:(NSUInteger)row
+                                  column:(NSUInteger)column
+                               indexPath:(NSIndexPath *)indexPath;
+
 @end
 
 /**

DRCollectionViewTableLayout/DRCollectionViewTableLayoutManager.m

@@ -189,4 +189,39 @@ - (void)collectionView:(UICollectionView *)collectionView didSelectItemAtIndexPa
     }
 }
 
+
+- (void)collectionView:(UICollectionView *)collectionView didDeselectItemAtIndexPath:(NSIndexPath *)indexPath {
+    NSUInteger row = [(DRCollectionViewTableLayout *)collectionView.collectionViewLayout rowNumberForIndexPath:indexPath];
+    NSUInteger column = [(DRCollectionViewTableLayout *)collectionView.collectionViewLayout columnNumberForIndexPath:indexPath];
+    
+    SEL selector = @selector(collectionViewTableLayoutManager:collectionView:didDeselectCellAtRow:column:indexPath:);
+    
+    if ([self.delegate respondsToSelector:selector]) {
+    
+        [self.delegate collectionViewTableLayoutManager:self
+                                     collectionView:collectionView
+                               didDeselectCellAtRow:row
+                                             column:column
+                                          indexPath:indexPath];
+    }
+}
+
+- (BOOL)collectionView:(UICollectionView *)collectionView shouldSelectItemAtIndexPath:(NSIndexPath *)indexPath {
+    NSUInteger row = [(DRCollectionViewTableLayout *)collectionView.collectionViewLayout rowNumberForIndexPath:indexPath];
+    NSUInteger column = [(DRCollectionViewTableLayout *)collectionView.collectionViewLayout columnNumberForIndexPath:indexPath];
+    
+    SEL selector = @selector(collectionViewTableLayoutManager:collectionView:shouldSelectItemAtRow:column:indexPath:);
+    
+    if ([self.delegate respondsToSelector:selector]) {
+        
+        return [self.delegate collectionViewTableLayoutManager:self
+                                                collectionView:collectionView
+                                         shouldSelectItemAtRow:row
+                                                        column:column
+                                                     indexPath:indexPath];
+    }
+    
+    return YES;
+}
+
 @end