// Copyright 2013 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_UI_OMNIBOX_OMNIBOX_POPUP_MODEL_OBSERVER_H_ #define CHROME_BROWSER_UI_OMNIBOX_OMNIBOX_POPUP_MODEL_OBSERVER_H_ // Allows observers to react and update accordingly when state of // |OmniboxPopupModel| changes, e.g. when the omnibox popup is shown or hidden. class OmniboxPopupModelObserver { public: // Informs observers that omnibox popup has been shown or hidden. virtual void OnOmniboxPopupShownOrHidden() = 0; }; #endif // CHROME_BROWSER_UI_OMNIBOX_OMNIBOX_POPUP_MODEL_OBSERVER_H_