Upstream Chrome on iOS source code [6/11].

ios/chrome/browser/ui/ntp/recent_tabs/recent_tabs_table_view_controller.h

Index: ios/chrome/browser/ui/ntp/recent_tabs/recent_tabs_table_view_controller.h
diff --git a/ios/chrome/browser/ui/ntp/recent_tabs/recent_tabs_table_view_controller.h b/ios/chrome/browser/ui/ntp/recent_tabs/recent_tabs_table_view_controller.h
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index 0000000000000000000000000000000000000000..ba6e4345596314d83093f8c56e1382b6e9529aa7
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+++ b/ios/chrome/browser/ui/ntp/recent_tabs/recent_tabs_table_view_controller.h
@@ -0,0 +1,73 @@
+// Copyright 2014 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_NTP_RECENT_TABS_RECENT_TABS_TABLE_VIEW_CONTROLLER_H_
+#define IOS_CHROME_BROWSER_UI_NTP_RECENT_TABS_RECENT_TABS_TABLE_VIEW_CONTROLLER_H_
+
+#import "ios/chrome/browser/ui/ntp/new_tab_page_panel_protocol.h"
+
+#import "ios/chrome/browser/ui/ntp/recent_tabs/recent_tabs_panel_controller.h"
+#import "ios/chrome/browser/ui/ntp/recent_tabs/sessions_sync_user_state.h"
+
+namespace sessions {
+class TabRestoreService;
+}
+
+namespace ios {
+class ChromeBrowserState;
+}
+
+@protocol RecentTabsTableViewControllerDelegate<NSObject>
+// Tells the delegate when the table view content scrolled or changed size.
+- (void)recentTabsTableViewContentMoved:(UITableView*)tableView;
+@end
+
+// Controls the content of a UITableView.
+//
+// The UITableView can contain the following different sections:
+// A/ Closed tabs section.
+//   This section lists all the local tabs that were recently closed.
+// A*/ Separator section.
+//   This section contains only a single cell that acts as a separator.
+// B/ Other Devices section.
+//   Depending on the user state, the section will either contain a view
+//   offering the user to sign in, a view to activate sync, or a view to inform
+//   the user that they can turn on sync on other devices.
+// C/ Session section.
+//   This section shows the sessions from other devices.
+//
+// Section A is always present, followed by section A*.
+// Depending on the user sync state, either section B or section C will be
+// presented.
+@interface RecentTabsTableViewController
+    : UITableViewController<UIGestureRecognizerDelegate>
+
+@property(nonatomic, assign) id<RecentTabsTableViewControllerDelegate>
+    delegate;  // weak
+
+// Designated initializer. The controller opens link with |loader|.
+// |browserState|
+// and |loader| must not be nil.
+- (instancetype)initWithBrowserState:(ios::ChromeBrowserState*)browserState
+                              loader:(id<UrlLoader>)loader;
+
+// Refreshes the table view to match the current sync state.
+- (void)refreshUserState:(SessionsSyncUserState)state;
+
+// Refreshes the recently closed tab section.
+- (void)refreshRecentlyClosedTabs;
+
+// Sets the service used to populate the closed tab section. Can be used to nil
+// the service in case it is not available anymore.
+- (void)setTabRestoreService:(sessions::TabRestoreService*)tabRestoreService;
+
+// Sets whether scroll to top is enabled.
+- (void)setScrollsToTop:(BOOL)enabled;
+
+// Dismisses any outstanding modal user interface elements.
+- (void)dismissModals;
+
+@end
+
+#endif  // IOS_CHROME_BROWSER_UI_NTP_RECENT_TABS_RECENT_TABS_TABLE_VIEW_CONTROLLER_H_