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Side by Side Diff: chrome/browser/ui/search/instant_overlay_model_observer.h

Issue 22694002: InstantExtended: Nuke InstantOverlayController. (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src
Patch Set: Remove InstantOverlayController. Created 7 years, 4 months ago
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1 // Copyright 2012 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4
5 #ifndef CHROME_BROWSER_UI_SEARCH_INSTANT_OVERLAY_MODEL_OBSERVER_H_
6 #define CHROME_BROWSER_UI_SEARCH_INSTANT_OVERLAY_MODEL_OBSERVER_H_
7
8 class InstantOverlayModel;
9
10 // This class defines the observer interface for the InstantOverlayModel.
11 class InstantOverlayModelObserver {
12 public:
13 // Informs the observer that the overlay state has changed. This can mean
14 // either the model state changed or the contents of the overlay changed.
15 virtual void OverlayStateChanged(const InstantOverlayModel& model) = 0;
16
17 protected:
18 ~InstantOverlayModelObserver() {}
19 };
20
21 #endif // CHROME_BROWSER_UI_SEARCH_INSTANT_OVERLAY_MODEL_OBSERVER_H_
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