Index: chrome/browser/chromeos/login/screens/hid_detection_screen_actor.h |
diff --git a/chrome/browser/chromeos/login/screens/hid_detection_screen_actor.h b/chrome/browser/chromeos/login/screens/hid_detection_screen_actor.h |
new file mode 100644 |
index 0000000000000000000000000000000000000000..597aa994f2f44fd50270fcd9ebe9a0840f95490f |
--- /dev/null |
+++ b/chrome/browser/chromeos/login/screens/hid_detection_screen_actor.h |
@@ -0,0 +1,46 @@ |
+// 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 CHROME_BROWSER_CHROMEOS_LOGIN_SCREENS_HID_DETECTION_SCREEN_ACTOR_H_ |
+#define CHROME_BROWSER_CHROMEOS_LOGIN_SCREENS_HID_DETECTION_SCREEN_ACTOR_H_ |
+ |
+#include <string> |
+ |
+#include "base/callback_forward.h" |
+ |
+namespace chromeos { |
+ |
+// Interface between HID detection screen and its representation. |
+// Note, do not forget to call OnActorDestroyed in the dtor. |
+class HIDDetectionScreenActor { |
+ public: |
+ // Allows us to get info from HID detection screen that we need. |
+ class Delegate { |
+ public: |
+ virtual ~Delegate() {} |
+ |
+ // Called when screen is exited. |
+ virtual void OnExit() = 0; |
+ |
+ // This method is called, when actor is being destroyed. Note, if Delegate |
+ // is destroyed earlier then it has to call SetDelegate(NULL). |
+ virtual void OnActorDestroyed(HIDDetectionScreenActor* actor) = 0; |
+ }; |
+ |
+ virtual ~HIDDetectionScreenActor() {} |
+ |
+ virtual void Show() = 0; |
+ virtual void Hide() = 0; |
+ virtual void SetDelegate(Delegate* delegate) = 0; |
+ |
+ // Checks if we should show the screen or enough devices already present. |
+ // Calls corresponding set of actions based on the bool result. |
+ virtual void CheckIsScreenRequired( |
+ const base::Callback<void(bool)>& on_check_done) = 0; |
+}; |
+ |
+} // namespace chromeos |
+ |
+#endif // CHROME_BROWSER_CHROMEOS_LOGIN_SCREENS_HID_DETECTION_SCREEN_ACTOR_H_ |
+ |