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

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

submodules/AsyncDisplayKit/examples_extra/EditableText/Sample/ViewController.m

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+//
+//  ViewController.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 "ViewController.h"
+
+#import <AsyncDisplayKit/AsyncDisplayKit.h>
+
+
+@interface ViewController () <ASEditableTextNodeDelegate>
+{
+  ASEditableTextNode *_textNode;
+  
+  // These elements are a test case for ASTextNode truncation.
+  UILabel *_label;
+  ASTextNode *_node;
+}
+
+@end
+
+
+@implementation ViewController
+
+- (instancetype)init
+{
+  if (!(self = [super init]))
+    return nil;
+
+  // simple editable text node.  here we use it synchronously, but it fully supports async layout & display
+  _textNode = [[ASEditableTextNode alloc] init];
+  _textNode.returnKeyType = UIReturnKeyDone;
+  _textNode.backgroundColor = [[UIColor lightGrayColor] colorWithAlphaComponent:0.1f];
+
+  // with placeholder text (displayed if the user hasn't entered text)
+  NSDictionary *placeholderAttrs = @{ NSFontAttributeName: [UIFont fontWithName:@"HelveticaNeue-LightItalic" size:18.0f] };
+  _textNode.attributedPlaceholderText = [[NSAttributedString alloc] initWithString:@"Tap to type!"
+                                                                        attributes:placeholderAttrs];
+
+  // and typing attributes (style for any text the user enters)
+  _textNode.typingAttributes = @{ NSFontAttributeName: [UIFont fontWithName:@"HelveticaNeue-Light" size:18.0f] };
+
+  // the usual delegate methods are available; see ASEditableTextNodeDelegate
+  _textNode.delegate = self;
+  
+  
+  // Do any additional setup after loading the view, typically from a nib.
+  NSDictionary *attrs = @{ NSFontAttributeName: [UIFont fontWithName:@"HelveticaNeue" size:12.0f] };
+  NSAttributedString *string = [[NSAttributedString alloc] initWithString:@"1\n2\n3\n4\n5" attributes:attrs];
+  
+  _label = [[UILabel alloc] init];
+  _label.attributedText = string;
+  _label.backgroundColor = [UIColor lightGrayColor];
+  _label.numberOfLines = 3;
+  _label.frame = CGRectMake(20, 400, 40, 100);
+  
+  _node = [[ASTextNode alloc] init];
+  _node.maximumNumberOfLines = 3;
+  _node.backgroundColor = [UIColor lightGrayColor];
+  _node.attributedText = string;
+  _node.frame = CGRectMake(70, 400, 40, 100);
+//  [_node measure:CGSizeMake(40, 50)];  No longer needed now that https://github.com/facebook/AsyncDisplayKit/issues/1295 is fixed.
+
+  return self;
+}
+
+- (void)viewDidLoad
+{
+  [super viewDidLoad];
+
+  [self.view addSubnode:_textNode];
+  [self.view addSubnode:_node];
+  [self.view addSubview:_label];
+
+  [self.view addGestureRecognizer:[[UITapGestureRecognizer alloc] initWithTarget:self action:@selector(tap:)]];
+}
+
+- (void)viewWillLayoutSubviews
+{
+  // place the text node in the top half of the screen, with a bit of padding
+  _textNode.frame = CGRectMake(0, 20, self.view.bounds.size.width, (self.view.bounds.size.height / 2) - 40);
+}
+
+- (void)tap:(UITapGestureRecognizer *)sender
+{
+  // dismiss the keyboard when we tap outside the text field
+  [_textNode resignFirstResponder];
+}
+
+@end