| // Copyright (c) 2012 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 UI_AURA_CLIENT_CAPTURE_DELEGATE_H_ |
| #define UI_AURA_CLIENT_CAPTURE_DELEGATE_H_ |
| |
| #include "ui/aura/aura_export.h" |
| |
| namespace aura { |
| class Window; |
| namespace client { |
| |
| // This interface provides API to change the root Window's capture state without |
| // exposing them as RootWindow API. |
| class AURA_EXPORT CaptureDelegate { |
| public: |
| // Called when a capture is set on |new_capture| and/or a capture is |
| // released on |old_capture|. |
| // NOTE: |old_capture| and |new_capture| are not necessarily contained in the |
| // window hierarchy of the delegate. |
| virtual void UpdateCapture(aura::Window* old_capture, |
| aura::Window* new_capture) = 0; |
| |
| // Called when another root gets capture. |
| virtual void OnOtherRootGotCapture() = 0; |
| |
| // Sets/Release a native capture on host windows. |
| virtual void SetNativeCapture() = 0; |
| virtual void ReleaseNativeCapture() = 0; |
| |
| protected: |
| virtual ~CaptureDelegate() {} |
| }; |
| |
| } // namespace client |
| } // namespace aura |
| |
| #endif // UI_AURA_CLIENT_CAPTURE_DELEGATE_H_ |