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view_utils.h
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view_utils.h
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// 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 REMOTING_IOS_APP_VIEW_UTILS_H_
#define REMOTING_IOS_APP_VIEW_UTILS_H_
#import <UIKit/UIKit.h>
namespace remoting {
// Returns the current topmost presenting view controller of the app.
UIViewController* TopPresentingVC();
// Returns the proper safe area layout guide for iOS 11; returns a dumb layout
// guide for older OS versions that exactly matches the anchors of the view.
UILayoutGuide* SafeAreaLayoutGuideForView(UIView* view);
// Posts a delayed accessibility announcement so that it doesn't interrupt with
// the current announcing speech.
void PostDelayedAccessibilityNotification(NSString* announcement);
// Sets the a11y label of the UIBarButtonItem according to the image it holds.
void SetAccessibilityInfoFromImage(UIBarButtonItem* button);
// Sets the a11y label of the UIButton according to the image it holds.
void SetAccessibilityInfoFromImage(UIButton* button);
void SetAccessibilityFocusElement(id element);
} // namespace remoting
#endif // REMOTING_IOS_APP_VIEW_UTILS_H_