| // 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 CONTENT_PUBLIC_BROWSER_SCREEN_ORIENTATION_DELEGATE_H_ |
| #define CONTENT_PUBLIC_BROWSER_SCREEN_ORIENTATION_DELEGATE_H_ |
| |
| #include "base/macros.h" |
| #include "content/common/content_export.h" |
| #include "third_party/WebKit/public/platform/WebScreenOrientationLockType.h" |
| |
| namespace content { |
| |
| class WebContents; |
| |
| // Can be implemented to provide platform specific functionality for |
| // ScreenOrientationProvider. |
| class CONTENT_EXPORT ScreenOrientationDelegate { |
| public: |
| ScreenOrientationDelegate() {}; |
| virtual ~ScreenOrientationDelegate() {} |
| |
| // Returns true if the tab must be fullscreen in order for |
| // ScreenOrientationProvider to respond to requests. |
| virtual bool FullScreenRequired(WebContents* web_contents) = 0; |
| |
| // Lock display to the given orientation. |
| virtual void Lock(blink::WebScreenOrientationLockType lock_orientation) = 0; |
| |
| // Are ScreenOrientationProvider requests currently supported by the platform. |
| virtual bool ScreenOrientationProviderSupported() = 0; |
| |
| // Unlocks the display, allowing hardware rotation to resume. |
| virtual void Unlock() = 0; |
| |
| private: |
| DISALLOW_COPY_AND_ASSIGN(ScreenOrientationDelegate); |
| }; |
| |
| } // namespace content |
| |
| #endif // CONTENT_PUBLIC_BROWSER_SCREEN_ORIENTATION_DELEGATE_H_ |
| |