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| 1 // Copyright 2014 The Chromium Authors. All rights reserved. | 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 | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 #ifndef CHROME_BROWSER_UI_AURA_ACCESSIBILITY_AUTOMATION_MANAGER_AURA_H_ | 5 #ifndef CHROME_BROWSER_UI_ASH_ACCESSIBILITY_AUTOMATION_MANAGER_ASH_H_ |
| 6 #define CHROME_BROWSER_UI_AURA_ACCESSIBILITY_AUTOMATION_MANAGER_AURA_H_ | 6 #define CHROME_BROWSER_UI_ASH_ACCESSIBILITY_AUTOMATION_MANAGER_ASH_H_ |
| 7 | 7 |
| 8 #include "base/basictypes.h" | 8 #include "base/basictypes.h" |
| 9 #include "base/memory/scoped_ptr.h" | 9 #include "base/memory/scoped_ptr.h" |
| 10 #include "chrome/browser/extensions/api/automation_internal/automation_action_ad
apter.h" | 10 #include "chrome/browser/extensions/api/automation_internal/automation_action_ad
apter.h" |
| 11 #include "chrome/browser/ui/aura/accessibility/ax_tree_source_aura.h" | 11 #include "chrome/browser/ui/ash/accessibility/ax_tree_source_ash.h" |
| 12 #include "ui/accessibility/ax_tree_serializer.h" | 12 #include "ui/accessibility/ax_tree_serializer.h" |
| 13 | 13 |
| 14 template <typename T> | 14 template <typename T> struct DefaultSingletonTraits; |
| 15 struct DefaultSingletonTraits; | |
| 16 | 15 |
| 17 namespace content { | 16 namespace content { |
| 18 class BrowserContext; | 17 class BrowserContext; |
| 19 } // namespace content | 18 } // namespace content |
| 20 | 19 |
| 21 namespace views { | 20 namespace views { |
| 22 class AXAuraObjWrapper; | 21 class AXAuraObjWrapper; |
| 23 class View; | 22 class View; |
| 24 } // namespace views | 23 } // namespace views |
| 25 | 24 |
| 26 // Manages a tree of automation nodes. | 25 // Manages a tree of automation nodes. |
| 27 class AutomationManagerAura : public extensions::AutomationActionAdapter { | 26 class AutomationManagerAsh : public extensions::AutomationActionAdapter { |
| 28 public: | 27 public: |
| 29 // Get the single instance of this class. | 28 // Get the single instance of this class. |
| 30 static AutomationManagerAura* GetInstance(); | 29 static AutomationManagerAsh* GetInstance(); |
| 31 | 30 |
| 32 // Enable automation support for views. | 31 // Enable automation support for views. |
| 33 void Enable(content::BrowserContext* context); | 32 void Enable(content::BrowserContext* context); |
| 34 | 33 |
| 35 // Disable automation support for views. | 34 // Disable automation support for views. |
| 36 void Disable(); | 35 void Disable(); |
| 37 | 36 |
| 38 // Handle an event fired upon a |View|. | 37 // Handle an event fired upon a |View|. |
| 39 void HandleEvent(content::BrowserContext* context, | 38 void HandleEvent(content::BrowserContext* context, |
| 40 views::View* view, | 39 views::View* view, |
| 41 ui::AXEvent event_type); | 40 ui::AXEvent event_type); |
| 42 | 41 |
| 43 void HandleAlert(content::BrowserContext* context, const std::string& text); | 42 void HandleAlert(content::BrowserContext* context, const std::string& text); |
| 44 | 43 |
| 45 // AutomationActionAdapter implementation. | 44 // AutomationActionAdapter implementation. |
| 46 void DoDefault(int32 id) override; | 45 void DoDefault(int32 id) override; |
| 47 void Focus(int32 id) override; | 46 void Focus(int32 id) override; |
| 48 void MakeVisible(int32 id) override; | 47 void MakeVisible(int32 id) override; |
| 49 void SetSelection(int32 id, int32 start, int32 end) override; | 48 void SetSelection(int32 id, int32 start, int32 end) override; |
| 50 | 49 |
| 51 protected: | 50 protected: |
| 52 virtual ~AutomationManagerAura(); | 51 virtual ~AutomationManagerAsh(); |
| 53 | 52 |
| 54 private: | 53 private: |
| 55 friend struct DefaultSingletonTraits<AutomationManagerAura>; | 54 friend struct DefaultSingletonTraits<AutomationManagerAsh>; |
| 56 | 55 |
| 57 AutomationManagerAura(); | 56 AutomationManagerAsh(); |
| 58 | 57 |
| 59 // Reset all state in this manager. | 58 // Reset all state in this manager. |
| 60 void ResetSerializer(); | 59 void ResetSerializer(); |
| 61 | 60 |
| 62 void SendEvent(content::BrowserContext* context, | 61 void SendEvent(content::BrowserContext* context, |
| 63 views::AXAuraObjWrapper* aura_obj, | 62 views::AXAuraObjWrapper* aura_obj, |
| 64 ui::AXEvent event_type); | 63 ui::AXEvent event_type); |
| 65 | 64 |
| 66 // Whether automation support for views is enabled. | 65 // Whether automation support for views is enabled. |
| 67 bool enabled_; | 66 bool enabled_; |
| 68 | 67 |
| 69 // Holds the active views-based accessibility tree. A tree currently consists | 68 // Holds the active views-based accessibility tree. A tree currently consists |
| 70 // of all views descendant to a |Widget| (see |AXTreeSourceViews|). | 69 // of all views descendant to a |Widget| (see |AXTreeSourceViews|). |
| 71 // A tree becomes active when an event is fired on a descendant view. | 70 // A tree becomes active when an event is fired on a descendant view. |
| 72 scoped_ptr<AXTreeSourceAura> current_tree_; | 71 scoped_ptr <AXTreeSourceAsh> current_tree_; |
| 73 | 72 |
| 74 // Serializes incremental updates on the currently active tree | 73 // Serializes incremental updates on the currently active tree |
| 75 // |current_tree_|. | 74 // |current_tree_|. |
| 76 scoped_ptr<ui::AXTreeSerializer<views::AXAuraObjWrapper*>> | 75 scoped_ptr<ui::AXTreeSerializer<views::AXAuraObjWrapper*> > |
| 77 current_tree_serializer_; | 76 current_tree_serializer_; |
| 78 | 77 |
| 79 std::string pending_alert_text_; | 78 std::string pending_alert_text_; |
| 80 | 79 |
| 81 bool processing_events_; | 80 DISALLOW_COPY_AND_ASSIGN(AutomationManagerAsh); |
| 82 | |
| 83 std::vector<std::pair<views::AXAuraObjWrapper*, ui::AXEvent>> pending_events_; | |
| 84 DISALLOW_COPY_AND_ASSIGN(AutomationManagerAura); | |
| 85 }; | 81 }; |
| 86 | 82 |
| 87 #endif // CHROME_BROWSER_UI_AURA_ACCESSIBILITY_AUTOMATION_MANAGER_AURA_H_ | 83 #endif // CHROME_BROWSER_UI_ASH_ACCESSIBILITY_AUTOMATION_MANAGER_ASH_H_ |
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