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Side by Side Diff: ash/common/wm/dock/docked_window_layout_manager_observer.h

Issue 2736573002: chromeos: Move files in //ash/common to //ash, part 2 (Closed)
Patch Set: Created 3 years, 9 months ago
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1 // Copyright 2013 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 ASH_COMMON_WM_DOCK_DOCKED_WINDOW_LAYOUT_MANAGER_OBSERVER_H_
6 #define ASH_COMMON_WM_DOCK_DOCKED_WINDOW_LAYOUT_MANAGER_OBSERVER_H_
7
8 #include "ash/ash_export.h"
9
10 namespace gfx {
11 class Rect;
12 }
13
14 namespace ash {
15
16 // Observers to the DockedWindowLayoutManager are notified of significant
17 // events that occur with the docked windows, such as the bounds change.
18 class ASH_EXPORT DockedWindowLayoutManagerObserver {
19 public:
20 // Reason for notification. Allows selectively ignoring notifications to
21 // prevent a notification loop.
22 enum Reason {
23 CHILD_CHANGED,
24 DISPLAY_RESIZED,
25 DISPLAY_INSETS_CHANGED,
26 SHELF_ALIGNMENT_CHANGED,
27 KEYBOARD_BOUNDS_CHANGING
28 };
29 // Called after the dock bounds are changed.
30 virtual void OnDockBoundsChanging(const gfx::Rect& new_bounds,
31 Reason reason) = 0;
32
33 protected:
34 virtual ~DockedWindowLayoutManagerObserver() {}
35 };
36
37 } // namespace ash
38
39 #endif // ASH_COMMON_WM_DOCK_DOCKED_WINDOW_LAYOUT_MANAGER_OBSERVER_H_
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