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1 // Copyright (c) 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 UI_VIEWS_COREWM_BASE_FOCUS_RULES_H_ | |
6 #define UI_VIEWS_COREWM_BASE_FOCUS_RULES_H_ | |
7 | |
8 #include "base/basictypes.h" | |
9 #include "base/compiler_specific.h" | |
10 #include "ui/views/corewm/focus_rules.h" | |
11 | |
12 namespace views { | |
13 namespace corewm { | |
14 | |
15 // A set of basic focus and activation rules. Specializations should most likely | |
16 // subclass this and call up to these methods rather than reimplementing them. | |
17 class VIEWS_EXPORT BaseFocusRules : public FocusRules { | |
18 protected: | |
19 BaseFocusRules(); | |
20 virtual ~BaseFocusRules(); | |
21 | |
22 // Returns true if the children of |window| can be activated. | |
23 virtual bool SupportsChildActivation(aura::Window* window) const = 0; | |
24 | |
25 // Returns true if |window| is considered visible for activation purposes. | |
26 virtual bool IsWindowConsideredVisibleForActivation( | |
27 aura::Window* window) const; | |
28 | |
29 // Overridden from FocusRules: | |
30 virtual bool IsToplevelWindow(aura::Window* window) const OVERRIDE; | |
31 virtual bool CanActivateWindow(aura::Window* window) const OVERRIDE; | |
32 virtual bool CanFocusWindow(aura::Window* window) const OVERRIDE; | |
33 virtual aura::Window* GetToplevelWindow(aura::Window* window) const OVERRIDE; | |
34 virtual aura::Window* GetActivatableWindow( | |
35 aura::Window* window) const OVERRIDE; | |
36 virtual aura::Window* GetFocusableWindow(aura::Window* window) const OVERRIDE; | |
37 virtual aura::Window* GetNextActivatableWindow( | |
38 aura::Window* ignore) const OVERRIDE; | |
39 | |
40 private: | |
41 DISALLOW_COPY_AND_ASSIGN(BaseFocusRules); | |
42 }; | |
43 | |
44 } // namespace corewm | |
45 } // namespace views | |
46 | |
47 #endif // UI_VIEWS_COREWM_BASE_FOCUS_RULES_H_ | |
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