Add 'submodules/AsyncDisplayKit/' from commit '02bedc12816e251ad71777f9d2578329b6d2bef6'

git-subtree-dir: submodules/AsyncDisplayKit
git-subtree-mainline: d06f423e0e
git-subtree-split: 02bedc1281

submodules/AsyncDisplayKit/examples_extra/SynchronousConcurrency/Sample/AsyncTableViewController.m

@@ -0,0 +1,80 @@
+//
+//  AsyncTableViewController.m
+//  Texture
+//
+//  Copyright (c) Facebook, Inc. and its affiliates.  All rights reserved.
+//  Changes after 4/13/2017 are: Copyright (c) Pinterest, Inc.  All rights reserved.
+//  Licensed under Apache 2.0: http://www.apache.org/licenses/LICENSE-2.0
+//
+
+#import <AsyncDisplayKit/AsyncDisplayKit.h>
+#import <AsyncDisplayKit/ASAssert.h>
+
+#import "AsyncTableViewController.h"
+#import "RandomCoreGraphicsNode.h"
+
+@interface AsyncTableViewController () <ASTableViewDataSource, ASTableViewDelegate>
+{
+  ASTableView *_tableView;
+}
+
+@end
+
+@implementation AsyncTableViewController
+
+#pragma mark - UIViewController.
+
+- (instancetype)init
+{
+  if (!(self = [super init]))
+    return nil;
+  
+  self.tabBarItem = [[UITabBarItem alloc] initWithTabBarSystemItem:UITabBarSystemItemFeatured tag:0];
+  self.navigationItem.rightBarButtonItem = [[UIBarButtonItem alloc] initWithBarButtonSystemItem:UIBarButtonSystemItemRedo
+                                                                                         target:self
+                                                                                         action:@selector(reloadEverything)];
+
+  return self;
+}
+
+- (void)reloadEverything
+{
+  [_tableView reloadData];
+}
+
+- (void)viewDidLoad
+{
+  [super viewDidLoad];
+
+  _tableView = [[ASTableView alloc] initWithFrame:self.view.bounds style:UITableViewStylePlain];
+  _tableView.autoresizingMask = UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight;
+  _tableView.separatorStyle = UITableViewCellSeparatorStyleNone;
+  _tableView.asyncDataSource = self;
+  _tableView.asyncDelegate = self;
+  
+  ASRangeTuningParameters tuningParameters;
+  tuningParameters.leadingBufferScreenfuls = 0.5;
+  tuningParameters.trailingBufferScreenfuls = 1.0;
+  [_tableView setTuningParameters:tuningParameters forRangeType:ASLayoutRangeTypePreload];
+  [_tableView setTuningParameters:tuningParameters forRangeType:ASLayoutRangeTypeDisplay];
+  
+  [self.view addSubview:_tableView];
+}
+
+#pragma mark - ASTableView.
+
+- (ASCellNodeBlock)tableView:(ASTableView *)tableView nodeBlockForRowAtIndexPath:(NSIndexPath *)indexPath
+{
+  return ^{
+    RandomCoreGraphicsNode *elementNode = [[RandomCoreGraphicsNode alloc] init];
+    elementNode.style.preferredSize = CGSizeMake(320, 100);
+    return elementNode;
+  };
+}
+
+- (NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section
+{
+  return 100;
+}
+
+@end