chromium/ios/chrome/browser/ui/toolbar/primary_toolbar_view_controller_delegate.h

// Copyright 2018 The Chromium Authors
// 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_TOOLBAR_PRIMARY_TOOLBAR_VIEW_CONTROLLER_DELEGATE_H_
#define IOS_CHROME_BROWSER_UI_TOOLBAR_PRIMARY_TOOLBAR_VIEW_CONTROLLER_DELEGATE_H_

#import <UIKit/UIKit.h>

// Protocol implemented by the delegate of the PrimaryToolbarViewController.
@protocol PrimaryToolbarViewControllerDelegate

// Called when the trait collection of the view controller changed.
- (void)viewControllerTraitCollectionDidChange:
    (UITraitCollection*)previousTraitCollection;

// Called when the user requires to close the toolbar (typically with the ESC/⎋
// keyboard shortcut).
- (void)close;

@end

#endif  // IOS_CHROME_BROWSER_UI_TOOLBAR_PRIMARY_TOOLBAR_VIEW_CONTROLLER_DELEGATE_H_