blob: 470e31c3315ea8ba1d9e6396ba9dfe96b27b1e2a [file] [log] [blame]
// Copyright 2018 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/settings/cells/table_view_clear_browsing_data_item.h"
#include "base/mac/foundation_util.h"
#include "ios/chrome/browser/ui/table_view/cells/table_view_cells_constants.h"
#import "ios/chrome/browser/ui/table_view/chrome_table_view_styler.h"
#include "ios/chrome/browser/ui/util/uikit_ui_util.h"
#if !defined(__has_feature) || !__has_feature(objc_arc)
#error "This file requires ARC support."
#endif
namespace {
// Autolayout constants.
const CGFloat kVerticalPadding = 13;
const CGFloat kImageTrailingPadding = 14;
const CGFloat kImageWidth = 30;
const CGFloat kImageHeight = 30;
} // namespace
@implementation TableViewClearBrowsingDataItem
@synthesize checked = _checked;
@synthesize dataTypeMask = _dataTypeMask;
@synthesize text = _text;
- (instancetype)initWithType:(NSInteger)type {
self = [super initWithType:type];
if (self) {
self.cellClass = [TableViewClearBrowsingDataCell class];
}
return self;
}
- (void)configureCell:(TableViewCell*)tableCell
withStyler:(ChromeTableViewStyler*)styler {
[super configureCell:tableCell withStyler:styler];
TableViewClearBrowsingDataCell* cell =
base::mac::ObjCCastStrict<TableViewClearBrowsingDataCell>(tableCell);
UIImage* image = nil;
if ([self.imageName length]) {
image = [UIImage imageNamed:self.imageName];
}
[cell setImage:image];
cell.textLabel.text = self.text;
cell.detailTextLabel.text = self.detailText;
cell.optionalTextLabel.text = self.optionalText;
cell.accessoryType = self.checked ? UITableViewCellAccessoryCheckmark
: UITableViewCellAccessoryNone;
}
@end
#pragma mark - TableViewClearBrowsingDataCell
@interface TableViewClearBrowsingDataCell ()
@property(nonatomic, strong) UIImageView* imageView;
@property(nonatomic, strong) NSLayoutConstraint* imageHiddenConstraint;
@property(nonatomic, strong) NSLayoutConstraint* imageVisibleConstraint;
@property(nonatomic, copy) NSArray<NSLayoutConstraint*>* standardConstraints;
@property(nonatomic, copy)
NSArray<NSLayoutConstraint*>* accessibilityConstraints;
// Virtual label container contains |textLabel| and |detailTextLabel|.
@property(nonatomic, strong) UILayoutGuide* labelContainerGuide;
@end
@implementation TableViewClearBrowsingDataCell
@synthesize imageView = _imageView;
@synthesize textLabel = _textLabel;
@synthesize detailTextLabel = _detailTextLabel;
- (instancetype)initWithStyle:(UITableViewCellStyle)style
reuseIdentifier:(NSString*)reuseIdentifier {
self = [super initWithStyle:style reuseIdentifier:reuseIdentifier];
if (self) {
self.isAccessibilityElement = YES;
_imageView = [[UIImageView alloc] init];
_imageView.translatesAutoresizingMaskIntoConstraints = NO;
[self.contentView addSubview:_imageView];
_textLabel = [[UILabel alloc] init];
_textLabel.numberOfLines = 0;
_textLabel.translatesAutoresizingMaskIntoConstraints = NO;
_textLabel.font = [UIFont preferredFontForTextStyle:UIFontTextStyleBody];
_textLabel.adjustsFontForContentSizeCategory = YES;
[self.contentView addSubview:_textLabel];
_detailTextLabel = [[UILabel alloc] init];
_detailTextLabel.numberOfLines = 0;
_detailTextLabel.translatesAutoresizingMaskIntoConstraints = NO;
_detailTextLabel.font =
[UIFont preferredFontForTextStyle:UIFontTextStyleFootnote];
_detailTextLabel.adjustsFontForContentSizeCategory = YES;
[self.contentView addSubview:_detailTextLabel];
_optionalTextLabel = [[UILabel alloc] init];
_optionalTextLabel.numberOfLines = 0;
_optionalTextLabel.textColor =
UIColorFromRGB(kTableViewSecondaryLabelLightGrayTextColor);
_optionalTextLabel.translatesAutoresizingMaskIntoConstraints = NO;
_optionalTextLabel.font =
[UIFont preferredFontForTextStyle:UIFontTextStyleFootnote];
_optionalTextLabel.adjustsFontForContentSizeCategory = YES;
[self.contentView addSubview:_optionalTextLabel];
_labelContainerGuide = [[UILayoutGuide alloc] init];
[self.contentView addLayoutGuide:_labelContainerGuide];
_imageHiddenConstraint = [_labelContainerGuide.leadingAnchor
constraintEqualToAnchor:self.contentView.leadingAnchor
constant:kTableViewHorizontalSpacing];
_imageVisibleConstraint = [_labelContainerGuide.leadingAnchor
constraintEqualToAnchor:_imageView.trailingAnchor
constant:kImageTrailingPadding];
_standardConstraints = @[
[_imageView.centerYAnchor
constraintEqualToAnchor:_labelContainerGuide.centerYAnchor],
];
_accessibilityConstraints = @[
[_imageView.centerYAnchor
constraintEqualToAnchor:_textLabel.centerYAnchor],
];
[NSLayoutConstraint activateConstraints:@[
// |imageView| constraints.
_imageHiddenConstraint,
[_imageView.leadingAnchor
constraintEqualToAnchor:self.contentView.leadingAnchor
constant:kTableViewHorizontalSpacing],
[_imageView.widthAnchor constraintEqualToConstant:kImageWidth],
[_imageView.heightAnchor constraintEqualToConstant:kImageHeight],
// Labels x axis constraints.
[_textLabel.leadingAnchor
constraintEqualToAnchor:_labelContainerGuide.leadingAnchor],
[_textLabel.trailingAnchor
constraintEqualToAnchor:_labelContainerGuide.trailingAnchor],
[_detailTextLabel.leadingAnchor
constraintEqualToAnchor:_labelContainerGuide.leadingAnchor],
[_detailTextLabel.trailingAnchor
constraintEqualToAnchor:_labelContainerGuide.trailingAnchor],
[_optionalTextLabel.leadingAnchor
constraintEqualToAnchor:_labelContainerGuide.leadingAnchor],
[_optionalTextLabel.trailingAnchor
constraintEqualToAnchor:_labelContainerGuide.trailingAnchor],
[_labelContainerGuide.trailingAnchor
constraintEqualToAnchor:self.contentView.trailingAnchor
constant:-kTableViewHorizontalSpacing],
// Labels y axis constraints.
[_labelContainerGuide.topAnchor
constraintEqualToAnchor:self.contentView.topAnchor
constant:kVerticalPadding],
[_textLabel.topAnchor
constraintEqualToAnchor:_labelContainerGuide.topAnchor],
[_detailTextLabel.topAnchor
constraintEqualToAnchor:_textLabel.bottomAnchor],
[_labelContainerGuide.bottomAnchor
constraintEqualToAnchor:_detailTextLabel.bottomAnchor],
[_optionalTextLabel.topAnchor
constraintEqualToAnchor:_labelContainerGuide.bottomAnchor],
[_optionalTextLabel.bottomAnchor
constraintEqualToAnchor:self.contentView.bottomAnchor
constant:-kVerticalPadding],
]];
[self updateConstraintsForCategoryAccessibility:
UIContentSizeCategoryIsAccessibilityCategory(
self.traitCollection.preferredContentSizeCategory)];
}
return self;
}
- (void)setImage:(UIImage*)image {
self.imageView.image = image;
self.imageView.highlightedImage =
[image imageWithRenderingMode:UIImageRenderingModeAlwaysTemplate];
if (self.imageView.image == nil) {
self.imageVisibleConstraint.active = NO;
self.imageHiddenConstraint.active = YES;
} else {
self.imageHiddenConstraint.active = NO;
self.imageVisibleConstraint.active = YES;
}
}
#pragma mark - UIView
- (void)traitCollectionDidChange:(UITraitCollection*)previousTraitCollection {
[super traitCollectionDidChange:previousTraitCollection];
BOOL isPreferredCategoryAccessibility =
UIContentSizeCategoryIsAccessibilityCategory(
self.traitCollection.preferredContentSizeCategory);
if (isPreferredCategoryAccessibility !=
UIContentSizeCategoryIsAccessibilityCategory(
previousTraitCollection.preferredContentSizeCategory)) {
[self updateConstraintsForCategoryAccessibility:
isPreferredCategoryAccessibility];
}
}
#pragma mark - Private
// Updates layout constraints according to whether the preferred content size
// category is an accessibility category.
- (void)updateConstraintsForCategoryAccessibility:
(BOOL)isPreferredCategoryAccessibility {
if (isPreferredCategoryAccessibility) {
[NSLayoutConstraint deactivateConstraints:_standardConstraints];
[NSLayoutConstraint activateConstraints:_accessibilityConstraints];
} else {
[NSLayoutConstraint deactivateConstraints:_accessibilityConstraints];
[NSLayoutConstraint activateConstraints:_standardConstraints];
}
}
#pragma mark - UIAccessibility
- (NSString*)accessibilityLabel {
return self.textLabel.text;
}
- (NSString*)accessibilityValue {
NSString* value = self.detailTextLabel.text;
if (self.optionalTextLabel.text) {
value = [NSString
stringWithFormat:@"%@.%@", value, self.optionalTextLabel.text];
}
return value;
}
@end