Upstream Chrome on iOS source code [2/11].

ios/chrome/browser/payments/payment_items_display_coordinator.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_PAYMENTS_PAYMENT_ITEMS_DISPLAY_COORDINATOR_H_
+#define IOS_CHROME_BROWSER_PAYMENTS_PAYMENT_ITEMS_DISPLAY_COORDINATOR_H_
+
+#import <UIKit/UIKit.h>
+#include <vector>
+
+#import "ios/chrome/browser/chrome_coordinator.h"
+#import "ios/chrome/browser/payments/payment_items_display_view_controller.h"
+
+@class PaymentItemsDisplayCoordinator;
+
+// Protocol for communicating with the delegate supplied to
+// PaymentItemsDisplayCoordinator.
+@protocol PaymentItemsDisplayCoordinatorDelegate<NSObject>
+
+// Notifies the delegate that the user has chosen to return to the previous
+// screen.
+- (void)paymentItemsDisplayCoordinatorDidReturn:
+    (PaymentItemsDisplayCoordinator*)coordinator;
+
+// Notifies the delegate that the user has confirmed the payment.
+- (void)paymentItemsDisplayCoordinatorDidConfirm:
+    (PaymentItemsDisplayCoordinator*)coordinator;
+
+@end
+
+// Coordinator responsible for creating and presenting the payment items display
+// view controller. This view controller will be presented by the view
+// controller provided in the initializer.
+@interface PaymentItemsDisplayCoordinator : ChromeCoordinator
+
+// The payment total to be displayed to the user.
+@property(nonatomic, assign) web::PaymentItem total;
+
+// The line items to be displayed to the user.
+@property(nonatomic, assign) std::vector<web::PaymentItem> paymentItems;
+
+// Whether the pay button should be enabled.
+@property(nonatomic, assign) BOOL payButtonEnabled;
+
+// The delegate to be notified when the user selects touches the return button
+// or the pay button.
+@property(nonatomic, weak) id<PaymentItemsDisplayCoordinatorDelegate> delegate;
+
+@end
+
+#endif  // IOS_CHROME_BROWSER_PAYMENTS_PAYMENT_ITEMS_DISPLAY_COORDINATOR_H_