Suggestions UI - Add Article items

ios/chrome/browser/ui/suggestions/suggestions_article_item.h

+// 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.
+
+#ifndef IOS_CHROME_BROWSER_UI_SUGGESTIONS_SUGGESTIONS_ARTICLE_ITEM_H_
+#define IOS_CHROME_BROWSER_UI_SUGGESTIONS_SUGGESTIONS_ARTICLE_ITEM_H_
+
+#import "ios/chrome/browser/ui/collection_view/cells/collection_view_item.h"
+#import "ios/third_party/material_components_ios/src/components/CollectionCells/src/MaterialCollectionCells.h"
+
+// Item for an article in the suggestions.
+@interface SuggestionsArticleItem : CollectionViewItem
+
+// Initialize an article with a |title|, a |subtitle| and an |image|. |type| is
+// the type of the item.
+- (instancetype)initWithType:(NSInteger)type
+                       title:(NSString*)title
+                    subtitle:(NSString*)subtitle
+                       image:(UIImage*)image NS_DESIGNATED_INITIALIZER;
+
+- (instancetype)initWithType:(NSInteger)type NS_UNAVAILABLE;
+
+@end
+
+// Corresponding cell for an article in the suggestions.
+@interface SuggestionsArticleCell : MDCCollectionViewCell
+
+@property(nonatomic, readonly, strong) UILabel* titleLabel;
+@property(nonatomic, readonly, strong) UILabel* subtitleLabel;
+@property(nonatomic, readonly, strong) UIImageView* imageView;
+
+@end
+
+#endif  // IOS_CHROME_BROWSER_UI_SUGGESTIONS_SUGGESTIONS_ARTICLE_ITEM_H_