Update RNTableView.m

Author: dylancom

RNTableView/RNTableView.m

@@ -16,6 +16,7 @@
 #import "RNTableFooterView.h"
 #import "RNTableHeaderView.h"
 #import "RNReactModuleCell.h"
+#import <AVFoundation/AVFoundation.h>
 
 @interface RNTableView()<UITableViewDataSource, UITableViewDelegate> {
     id<RNTableViewDatasource> datasource;
@@ -107,7 +108,7 @@ - (instancetype)initWithBridge:(RCTBridge *)bridge {
         _autoFocus = YES;
         _autoFocusAnimate = YES;
         _allowsToggle = NO;
-        _allowsMultipleSelection = NO;
+        _allowsMultipleSelection = YES;
     }
     return self;
 }
@@ -209,7 +210,7 @@ - (void)createTableView {
     _tableView.dataSource = self;
     _tableView.delegate = self;
     _tableView.tableFooterView = [[UIView alloc] initWithFrame:CGRectZero];
-    _tableView.allowsMultipleSelectionDuringEditing = NO;
+    _tableView.allowsMultipleSelectionDuringEditing = YES;
     _tableView.contentInset = self.contentInset;
     _tableView.contentOffset = self.contentOffset;
     _tableView.scrollIndicatorInsets = self.scrollIndicatorInsets;
@@ -347,6 +348,9 @@ -(void)tableView:(UITableView *)tableView willDisplayCell:(UITableViewCell *)cel
         }
 
     }
+
+    // Every cell can have it's own text color.
+    cell.textLabel.textColor = [RCTConvert UIColor:item[@"textColor"]];
 
     if (self.selectedBackgroundColor && [item[@"selected"] intValue])
     {
@@ -377,6 +381,38 @@ -(void)tableView:(UITableView *)tableView willDisplayCell:(UITableViewCell *)cel
             UIGraphicsEndImageContext();
         } else {
             cell.imageView.image = image;
+
+            // Load artwork.
+            NSURL *fileURL = [NSURL fileURLWithPath:item[@"filePath"]];
+            AVAsset *asset = [AVURLAsset URLAssetWithURL:fileURL options:nil];
+            for (NSString *format in [asset availableMetadataFormats]) {
+                for (AVMetadataItem *item in [asset metadataForFormat:format]) {
+                    if ([[item commonKey] isEqualToString:@"artwork"]) {
+                        UIImage *artwork = nil;
+                        if ([item.keySpace isEqualToString:AVMetadataKeySpaceiTunes]) {
+                            artwork = [UIImage imageWithData:[item.value copyWithZone:nil]];
+                        }
+                        else { // if ([item.keySpace isEqualToString:AVMetadataKeySpaceID3]) {
+                            if (floor(NSFoundationVersionNumber) > NSFoundationVersionNumber_iOS_7_1) {
+                                artwork = [UIImage imageWithData:item.dataValue];
+                            } else {
+                                NSDictionary *dict;
+                                [item.value copyWithZone:nil];
+                                artwork = [UIImage imageWithData:[dict objectForKey:@"data"]];
+                            }
+                        }
+                        cell.imageView.image = artwork;
+                    }
+                }
+            }
+            
+            // Custom size.
+            CGSize itemSize = CGSizeMake(48, 48);
+            UIGraphicsBeginImageContextWithOptions(itemSize, NO, UIScreen.mainScreen.scale);
+            CGRect imageRect = CGRectMake(0.0, 0.0, itemSize.width, itemSize.height);
+            [cell.imageView.image drawInRect:imageRect];
+            cell.imageView.image = UIGraphicsGetImageFromCurrentImageContext();
+            UIGraphicsEndImageContext();
         }
     }
 
@@ -496,9 +532,29 @@ -(UITableViewCell* )tableView:(UITableView *)tableView cellForRowAtIndexPath:(NS
     if (item[@"selectionStyle"] != nil) {
         cell.selectionStyle = [RCTConvert int:item[@"selectionStyle"]];
     }
+
+    // Add a custom accessory button.
+    UIButton *button = [UIButton buttonWithType:UIButtonTypeCustom];
+    [button addTarget:self action:@selector(checkButtonTapped:event:) forControlEvents:UIControlEventTouchUpInside];
+    [button setTitle:@"\uF1D8" forState:UIControlStateNormal];
+    [button setTitleColor:[RCTConvert UIColor:item[@"accessoryColor"]] forState:UIControlStateNormal];
+    [button.titleLabel setFont:[UIFont fontWithName: @"Material Design Icons" size: 22.0f]];
+    button.frame = CGRectMake(0, 0, 48, 64);
+    cell.accessoryView = button;
+
     return cell;
 }
 
+- (void)checkButtonTapped:(id)sender event:(id)event{
+    NSSet *touches = [event allTouches];
+    UITouch *touch = [touches anyObject];
+    CGPoint currentTouchPosition = [touch locationInView:self.tableView];
+    NSIndexPath *indexPath = [self.tableView indexPathForRowAtPoint: currentTouchPosition];
+    if (indexPath != nil){
+        [self tableView: self.tableView accessoryButtonTappedForRowWithIndexPath: indexPath];
+    }
+}
+
 -(NSString *)tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
     return _sections[section][@"label"];
 }
@@ -524,7 +580,9 @@ -(CGFloat)tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPat
 }
 
 - (void)tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
-    [tableView deselectRowAtIndexPath:indexPath animated:NO];
+    if (!_editing) {
+        [tableView deselectRowAtIndexPath:indexPath animated:NO];
+    }
 
     NSMutableDictionary *newValue = [self dataForRow:indexPath.item section:indexPath.section];
     newValue[@"target"] = self.reactTag;