Index: ios/chrome/browser/ui/suggestions/suggestions_expandable_item.mm |
diff --git a/ios/chrome/browser/ui/suggestions/suggestions_expandable_item.mm b/ios/chrome/browser/ui/suggestions/suggestions_expandable_item.mm |
deleted file mode 100644 |
index 761294e985902ea3bc43eb73097021e7d1550a11..0000000000000000000000000000000000000000 |
--- a/ios/chrome/browser/ui/suggestions/suggestions_expandable_item.mm |
+++ /dev/null |
@@ -1,237 +0,0 @@ |
-// Copyright 2017 The Chromium Authors. All rights reserved. |
-// Use of this source code is governed by a BSD-style license that can be |
-// found in the LICENSE file. |
- |
-#import "ios/chrome/browser/ui/suggestions/suggestions_expandable_item.h" |
- |
-#import "ios/chrome/browser/ui/uikit_ui_util.h" |
-#include "ui/base/l10n/l10n_util_mac.h" |
- |
-#if !defined(__has_feature) || !__has_feature(objc_arc) |
-#error "This file requires ARC support." |
-#endif |
- |
-namespace { |
-const CGFloat kImageSize = 80; |
-const CGFloat kStandardSpacing = 8; |
-} |
- |
-#pragma mark - SuggestionsExpandableItem |
- |
-@implementation SuggestionsExpandableItem { |
- NSString* _title; |
- NSString* _subtitle; |
- UIImage* _image; |
- NSString* _detail; |
-} |
- |
-@synthesize delegate = _delegate; |
-@synthesize expanded = _expanded; |
- |
-- (instancetype)initWithType:(NSInteger)type |
- title:(NSString*)title |
- subtitle:(NSString*)subtitle |
- image:(UIImage*)image |
- detailText:(NSString*)detail { |
- self = [super initWithType:type]; |
- if (self) { |
- self.cellClass = [SuggestionsExpandableCell class]; |
- _title = [title copy]; |
- _subtitle = [subtitle copy]; |
- _image = image; |
- _detail = [detail copy]; |
- } |
- return self; |
-} |
- |
-#pragma mark - CollectionViewItem |
- |
-- (void)configureCell:(SuggestionsExpandableCell*)cell { |
- [super configureCell:cell]; |
- cell.delegate = self.delegate; |
- cell.titleLabel.text = _title; |
- cell.subtitleLabel.text = _subtitle; |
- cell.imageView.image = _image; |
- cell.detailLabel.text = _detail; |
- if (self.expanded) |
- [cell expand]; |
- else |
- [cell collapse]; |
-} |
- |
-@end |
- |
-#pragma mark - SuggestionsExpandableCell |
- |
-@interface SuggestionsExpandableCell () { |
- UIView* _articleContainer; |
- UIButton* _interactionButton; |
- UIButton* _expandButton; |
- BOOL _expanded; |
- NSArray<NSLayoutConstraint*>* _expandedConstraints; |
- NSArray<NSLayoutConstraint*>* _collapsedConstraints; |
-} |
- |
-// Callback for the UI action showing the details. |
-- (void)expand:(id)sender; |
-// Callback for the UI action hiding the details. |
-- (void)collapse:(id)sender; |
- |
-@end |
- |
-@implementation SuggestionsExpandableCell |
- |
-@synthesize titleLabel = _titleLabel; |
-@synthesize subtitleLabel = _subtitleLabel; |
-@synthesize detailLabel = _detailLabel; |
-@synthesize imageView = _imageView; |
-@synthesize delegate = _delegate; |
- |
-- (instancetype)initWithFrame:(CGRect)frame { |
- self = [super initWithFrame:frame]; |
- if (self) { |
- _expanded = NO; |
- _titleLabel = [[UILabel alloc] initWithFrame:CGRectZero]; |
- _subtitleLabel = [[UILabel alloc] initWithFrame:CGRectZero]; |
- _imageView = [[UIImageView alloc] initWithFrame:CGRectZero]; |
- _articleContainer = [[UIView alloc] initWithFrame:CGRectZero]; |
- _expandButton = [UIButton buttonWithType:UIButtonTypeSystem]; |
- _detailLabel = [[UILabel alloc] initWithFrame:CGRectZero]; |
- _interactionButton = [UIButton buttonWithType:UIButtonTypeSystem]; |
- |
- _subtitleLabel.numberOfLines = 0; |
- [_expandButton setTitle:@"See more" forState:UIControlStateNormal]; |
- _detailLabel.numberOfLines = 0; |
- [_interactionButton setTitle:@"Less interaction" |
- forState:UIControlStateNormal]; |
- |
- _imageView.translatesAutoresizingMaskIntoConstraints = NO; |
- _titleLabel.translatesAutoresizingMaskIntoConstraints = NO; |
- _subtitleLabel.translatesAutoresizingMaskIntoConstraints = NO; |
- _articleContainer.translatesAutoresizingMaskIntoConstraints = NO; |
- _expandButton.translatesAutoresizingMaskIntoConstraints = NO; |
- _detailLabel.translatesAutoresizingMaskIntoConstraints = NO; |
- _interactionButton.translatesAutoresizingMaskIntoConstraints = NO; |
- |
- [_expandButton addTarget:self |
- action:@selector(expand:) |
- forControlEvents:UIControlEventTouchUpInside]; |
- [_interactionButton addTarget:self |
- action:@selector(collapse:) |
- forControlEvents:UIControlEventTouchUpInside]; |
- |
- [_articleContainer addSubview:_imageView]; |
- [_articleContainer addSubview:_titleLabel]; |
- [_articleContainer addSubview:_subtitleLabel]; |
- |
- [self.contentView addSubview:_articleContainer]; |
- [self.contentView addSubview:_expandButton]; |
- |
- [NSLayoutConstraint activateConstraints:@[ |
- [self.contentView.centerXAnchor |
- constraintEqualToAnchor:_expandButton.centerXAnchor], |
- [_expandButton.topAnchor |
- constraintEqualToAnchor:_articleContainer.bottomAnchor], |
- [_expandButton.bottomAnchor |
- constraintEqualToAnchor:self.contentView.bottomAnchor], |
- [_articleContainer.bottomAnchor |
- constraintGreaterThanOrEqualToAnchor:_imageView.bottomAnchor |
- constant:kStandardSpacing], |
- [_articleContainer.bottomAnchor |
- constraintGreaterThanOrEqualToAnchor:_subtitleLabel.bottomAnchor |
- constant:kStandardSpacing], |
- ]]; |
- |
- ApplyVisualConstraintsWithMetrics( |
- @[ |
- @"H:|[container]|", @"H:|-[title]-[image(imageSize)]-|", |
- @"H:|-[text]-[image]", @"V:|-[image(imageSize)]", |
- @"V:|-[title]-[text]", @"V:|[container]" |
- ], |
- @{ |
- @"image" : _imageView, |
- @"title" : _titleLabel, |
- @"text" : _subtitleLabel, |
- @"container" : _articleContainer |
- }, |
- @{ @"imageSize" : @(kImageSize) }); |
- |
- _expandedConstraints = @[ |
- [_detailLabel.topAnchor |
- constraintEqualToAnchor:_articleContainer.bottomAnchor], |
- [_detailLabel.bottomAnchor |
- constraintEqualToAnchor:_interactionButton.topAnchor], |
- [_interactionButton.bottomAnchor |
- constraintEqualToAnchor:self.contentView.bottomAnchor], |
- [_detailLabel.leadingAnchor |
- constraintEqualToAnchor:self.contentView.leadingAnchor], |
- [_detailLabel.trailingAnchor |
- constraintEqualToAnchor:self.contentView.trailingAnchor] |
- ]; |
- _collapsedConstraints = @[ |
- [self.contentView.centerXAnchor |
- constraintEqualToAnchor:_expandButton.centerXAnchor], |
- [_expandButton.topAnchor |
- constraintEqualToAnchor:_articleContainer.bottomAnchor], |
- [_expandButton.bottomAnchor |
- constraintEqualToAnchor:self.contentView.bottomAnchor] |
- ]; |
- } |
- return self; |
-} |
- |
-#pragma mark - Private |
- |
-- (void)expand:(id)sender { |
- [self.delegate expandCell:self]; |
-} |
- |
-- (void)collapse:(id)sender { |
- [self.delegate collapseCell:self]; |
-} |
- |
-- (void)expand { |
- if (_expanded) |
- return; |
- _expanded = YES; |
- |
- [self.contentView addSubview:_detailLabel]; |
- [self.contentView addSubview:_interactionButton]; |
- [_expandButton removeFromSuperview]; |
- |
- [NSLayoutConstraint deactivateConstraints:_collapsedConstraints]; |
- [NSLayoutConstraint activateConstraints:_expandedConstraints]; |
-} |
- |
-- (void)collapse { |
- if (!_expanded) |
- return; |
- _expanded = NO; |
- |
- [_detailLabel removeFromSuperview]; |
- [_interactionButton removeFromSuperview]; |
- [self.contentView addSubview:_expandButton]; |
- |
- [NSLayoutConstraint deactivateConstraints:_expandedConstraints]; |
- [NSLayoutConstraint activateConstraints:_collapsedConstraints]; |
-} |
- |
-#pragma mark - UIView |
- |
-// Implements -layoutSubviews as per instructions in documentation for |
-// +[MDCCollectionViewCell cr_preferredHeightForWidth:forItem:]. |
-- (void)layoutSubviews { |
- [super layoutSubviews]; |
- |
- // Adjust the text label preferredMaxLayoutWidth when the parent's width |
- // changes, for instance on screen rotation. |
- CGFloat parentWidth = CGRectGetWidth(self.contentView.bounds); |
- _subtitleLabel.preferredMaxLayoutWidth = parentWidth - kImageSize - 3 * 8; |
- _detailLabel.preferredMaxLayoutWidth = parentWidth; |
- |
- // Re-layout with the new preferred width to allow the label to adjust its |
- // height. |
- [super layoutSubviews]; |
-} |
- |
-@end |