Upstream Chrome on iOS source code [4/11].

ios/chrome/browser/ui/collection_view/cells/collection_view_footer_item.h

+// Copyright 2016 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_COLLECTION_VIEW_CELLS_COLLECTION_VIEW_FOOTER_ITEM_H_
+#define IOS_CHROME_BROWSER_UI_COLLECTION_VIEW_CELLS_COLLECTION_VIEW_FOOTER_ITEM_H_
+
+#import <UIKit/UIKit.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"
+#include "url/gurl.h"
+
+@class CollectionViewFooterCell;
+
+@protocol CollectionViewFooterLinkDelegate<NSObject>
+
+// Notifies the delegate that the link corresponding to |URL| was tapped in
+// |cell|.
+- (void)cell:(CollectionViewFooterCell*)cell didTapLinkURL:(GURL)URL;
+
+@end
+
+// CollectionViewFooterItem is the model class corresponding to
+// CollectionViewFooterCell.
+@interface CollectionViewFooterItem : CollectionViewItem
+
+// The main text string.
+@property(nonatomic, copy) NSString* text;
+
+// The URL to open when the link in |text| is tapped.
+@property(nonatomic, assign) GURL linkURL;
+
+// The delegate to notify when the link in |text| is tapped.
+@property(nonatomic, weak) id<CollectionViewFooterLinkDelegate> linkDelegate;
+
+// The image to show.
+@property(nonatomic, strong) UIImage* image;
+
+@end
+
+// CollectionViewFooterCell implements a UICollectionViewCell subclass
+// containing a single text label.  The label is laid to fill the full width of
+// the cell and is wrapped as needed to fit in the cell.
+@interface CollectionViewFooterCell : MDCCollectionViewCell
+
+// UILabels corresponding to |text| from the item.
+@property(nonatomic, readonly, strong) UILabel* textLabel;
+
+// UIImageView corresponding to |image| from the item.
+@property(nonatomic, readonly, strong) UIImageView* imageView;
+
+// Padding on leading and trailing edges of cell.
+@property(nonatomic, assign) CGFloat horizontalPadding;
+
+@end
+
+#endif  // IOS_CHROME_BROWSER_UI_COLLECTION_VIEW_CELLS_COLLECTION_VIEW_FOOTER_ITEM_H_