ash/wm/ash_focus_rules.h

   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 ASH_WM_ASH_FOCUS_RULES_H_
   6 #define ASH_WM_ASH_FOCUS_RULES_H_
   7
   8 #include "ash/ash_export.h"
   9 #include "ash/shell_observer.h"
  10 #include "base/basictypes.h"
  11 #include "base/compiler_specific.h"
  12 #include "ui/wm/core/base_focus_rules.h"
  13
  14 namespace ash {
  15 namespace wm {
  16
  17 class ASH_EXPORT AshFocusRules : public ::wm::BaseFocusRules,
  18                                  public ash::ShellObserver {
  19  public:
  20   AshFocusRules();
  21   ~AshFocusRules() override;
  22
  23   // Tests if the given |window| can be activated, ignoring the system modal
  24   // dialog state.
  25   bool IsWindowConsideredActivatable(aura::Window* window) const;
  26
  27  private:
  28   // ::wm::BaseFocusRules:
  29   bool SupportsChildActivation(aura::Window* window) const override;
  30   bool IsWindowConsideredVisibleForActivation(
  31       aura::Window* window) const override;
  32   bool CanActivateWindow(aura::Window* window) const override;
  33   aura::Window* GetNextActivatableWindow(aura::Window* ignore) const override;
  34
  35   // ash::ShellObserver:
  36   void OnAppTerminating() override;
  37
  38   aura::Window* GetTopmostWindowToActivateForContainerIndex(
  39       int index,
  40       aura::Window* ignore) const;
  41   aura::Window* GetTopmostWindowToActivateInContainer(
  42       aura::Window* container,
  43       aura::Window* ignore) const;
  44
  45   bool is_shutting_down_;
  46
  47   DISALLOW_COPY_AND_ASSIGN(AshFocusRules);
  48 };
  49
  50 }  // namespace wm
  51 }  // namespace ash
  52
  53 #endif  // ASH_WM_ASH_FOCUS_RULES_H_