1 // Copyright 2014 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.
5 #ifndef ATHENA_WM_WINDOW_OVERVIEW_MODE_H_
6 #define ATHENA_WM_WINDOW_OVERVIEW_MODE_H_
8 #include "base/memory/scoped_ptr.h"
9 #include "ui/aura/window.h"
12 class SplitViewController;
13 class WindowListProvider;
15 class WindowOverviewModeDelegate {
17 virtual ~WindowOverviewModeDelegate() {}
19 // Called to activate |window|, set its bounds and set its visibility when
20 // |window| is selected in overview mode. |window| is nullptr if there are no
21 // windows in overview mode.
22 virtual void OnSelectWindow(aura::Window* window) = 0;
24 // Gets into split-view mode with |left| on the left-side of the screen, and
25 // |right| on the right-side. If |left| or |right| is nullptr, then the
27 // selects the best option in its place.
28 virtual void OnSelectSplitViewWindow(aura::Window* left,
30 aura::Window* to_activate) = 0;
33 class WindowOverviewMode {
35 virtual ~WindowOverviewMode() {}
37 static scoped_ptr<WindowOverviewMode> Create(
38 aura::Window* container,
39 WindowListProvider* window_list_provider,
40 SplitViewController* split_view_controller,
41 WindowOverviewModeDelegate* delegate);
46 #endif // ATHENA_WM_WINDOW_OVERVIEW_MODE_H_