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. 4 5 #ifndef ATHENA_WM_WINDOW_OVERVIEW_MODE_H_ 6 #define ATHENA_WM_WINDOW_OVERVIEW_MODE_H_ 7 8 #include "base/memory/scoped_ptr.h" 9 #include "ui/aura/window.h" 10 11 namespace athena { 12 class SplitViewController; 13 class WindowListProvider; 14 15 class WindowOverviewModeDelegate { 16 public: ~WindowOverviewModeDelegate()17 virtual ~WindowOverviewModeDelegate() {} 18 19 // Called to activate |window|, set its bounds and set its visibility when 20 // |window| is selected in overview mode. |window| is NULL if there are no 21 // windows in overview mode. 22 virtual void OnSelectWindow(aura::Window* window) = 0; 23 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 NULL, then the delegate 26 // selects the best option in its place. 27 virtual void OnSelectSplitViewWindow(aura::Window* left, 28 aura::Window* right, 29 aura::Window* to_activate) = 0; 30 }; 31 32 class WindowOverviewMode { 33 public: ~WindowOverviewMode()34 virtual ~WindowOverviewMode() {} 35 36 static scoped_ptr<WindowOverviewMode> Create( 37 aura::Window* container, 38 WindowListProvider* window_list_provider, 39 SplitViewController* split_view_controller, 40 WindowOverviewModeDelegate* delegate); 41 }; 42 43 } // namespace athena 44 45 #endif // ATHENA_WM_WINDOW_OVERVIEW_MODE_H_ 46