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9bc996374f
git-subtree-dir: submodules/AsyncDisplayKit git-subtree-mainline: d06f423e0ed3df1fed9bd10d79ee312a9179b632 git-subtree-split: 02bedc12816e251ad71777f9d2578329b6d2bef6
96 lines
2.9 KiB
Objective-C
96 lines
2.9 KiB
Objective-C
//
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// OverrideViewController.m
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// Texture
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//
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// Copyright (c) Facebook, Inc. and its affiliates. All rights reserved.
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// Changes after 4/13/2017 are: Copyright (c) Pinterest, Inc. All rights reserved.
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// Licensed under Apache 2.0: http://www.apache.org/licenses/LICENSE-2.0
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//
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#import "OverrideViewController.h"
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#import <AsyncDisplayKit/ASTraitCollection.h>
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static NSString *kLinkAttributeName = @"PlaceKittenNodeLinkAttributeName";
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@interface OverrideNode()
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@property (nonatomic, strong) ASTextNode *textNode;
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@property (nonatomic, strong) ASButtonNode *buttonNode;
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@end
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@implementation OverrideNode
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- (instancetype)init
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{
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if (!(self = [super init]))
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return nil;
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_textNode = [[ASTextNode alloc] init];
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_textNode.style.flexGrow = 1.0;
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_textNode.style.flexShrink = 1.0;
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_textNode.maximumNumberOfLines = 3;
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[self addSubnode:_textNode];
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_buttonNode = [[ASButtonNode alloc] init];
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[_buttonNode setAttributedTitle:[[NSAttributedString alloc] initWithString:@"Close"] forState:UIControlStateNormal];
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[self addSubnode:_buttonNode];
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self.backgroundColor = [UIColor lightGrayColor];
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return self;
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}
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- (ASLayoutSpec *)layoutSpecThatFits:(ASSizeRange)constrainedSize
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{
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CGFloat pointSize = 16.f;
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ASTraitCollection *traitCollection = [self asyncTraitCollection];
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if (traitCollection.horizontalSizeClass == UIUserInterfaceSizeClassRegular) {
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// This should never happen because we override the VC's display traits to always be compact.
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pointSize = 100;
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}
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NSString *blurb = @"kittens courtesy placekitten.com";
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NSMutableAttributedString *string = [[NSMutableAttributedString alloc] initWithString:blurb];
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[string addAttribute:NSFontAttributeName value:[UIFont fontWithName:@"HelveticaNeue" size:pointSize] range:NSMakeRange(0, blurb.length)];
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[string addAttributes:@{
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kLinkAttributeName: [NSURL URLWithString:@"http://placekitten.com/"],
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NSForegroundColorAttributeName: [UIColor grayColor],
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NSUnderlineStyleAttributeName: @(NSUnderlineStyleSingle | NSUnderlinePatternDot),
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}
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range:[blurb rangeOfString:@"placekitten.com"]];
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_textNode.attributedText = string;
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ASStackLayoutSpec *stackSpec = [ASStackLayoutSpec verticalStackLayoutSpec];
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stackSpec.children = @[_textNode, _buttonNode];
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stackSpec.spacing = 10;
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return [ASInsetLayoutSpec insetLayoutSpecWithInsets:UIEdgeInsetsMake(40, 20, 20, 20) child:stackSpec];
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}
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@end
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@interface OverrideViewController ()
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@end
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@implementation OverrideViewController
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- (instancetype)init
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{
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OverrideNode *overrideNode = [[OverrideNode alloc] init];
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if (!(self = [super initWithNode:overrideNode]))
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return nil;
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[overrideNode.buttonNode addTarget:self action:@selector(closeTapped:) forControlEvents:ASControlNodeEventTouchUpInside];
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return self;
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}
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- (void)closeTapped:(id)sender
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{
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if (self.closeBlock) {
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self.closeBlock();
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}
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}
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@end
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