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 CONTENT_BROWSER_ACCESSIBILITY_BROWSER_ACCESSIBILITY_GTK_H_ 6 #define CONTENT_BROWSER_ACCESSIBILITY_BROWSER_ACCESSIBILITY_GTK_H_ 7 8 #include <atk/atk.h> 9 10 #include "base/compiler_specific.h" 11 #include "content/browser/accessibility/browser_accessibility.h" 12 13 namespace content { 14 15 class BrowserAccessibilityGtk; 16 class BrowserAccessibilityManagerGtk; 17 18 G_BEGIN_DECLS 19 20 #define BROWSER_ACCESSIBILITY_TYPE (browser_accessibility_get_type()) 21 #define BROWSER_ACCESSIBILITY(obj) \ 22 (G_TYPE_CHECK_INSTANCE_CAST( \ 23 (obj), BROWSER_ACCESSIBILITY_TYPE, BrowserAccessibilityAtk)) 24 #define BROWSER_ACCESSIBILITY_CLASS(klass) \ 25 (G_TYPE_CHECK_CLASS_CAST( \ 26 (klass), BROWSER_ACCESSIBILITY_TYPE, BrowserAccessibilityAtkClass)) 27 #define IS_BROWSER_ACCESSIBILITY(obj) \ 28 (G_TYPE_CHECK_INSTANCE_TYPE((obj), BROWSER_ACCESSIBILITY_TYPE)) 29 #define IS_BROWSER_ACCESSIBILITY_CLASS(klass) \ 30 (G_TYPE_CHECK_CLASS_TYPE((klass), BROWSER_ACCESSIBILITY_TYPE)) 31 #define BROWSER_ACCESSIBILITY_GET_CLASS(obj) \ 32 (G_TYPE_INSTANCE_GET_CLASS( \ 33 (obj), BROWSER_ACCESSIBILITY_TYPE, BrowserAccessibilityAtkClass)) 34 35 typedef struct _BrowserAccessibilityAtk BrowserAccessibilityAtk; 36 typedef struct _BrowserAccessibilityAtkClass BrowserAccessibilityAtkClass; 37 38 struct _BrowserAccessibilityAtk { 39 AtkObject parent; 40 BrowserAccessibilityGtk* m_object; 41 }; 42 43 struct _BrowserAccessibilityAtkClass { 44 AtkObjectClass parent_class; 45 }; 46 47 GType browser_accessibility_get_type (void) G_GNUC_CONST; 48 49 BrowserAccessibilityAtk* browser_accessibility_new( 50 BrowserAccessibilityGtk* object); 51 52 BrowserAccessibilityGtk* browser_accessibility_get_object( 53 BrowserAccessibilityAtk* atk_object); 54 55 void browser_accessibility_detach (BrowserAccessibilityAtk* atk_object); 56 57 AtkObject* browser_accessibility_get_focused_element( 58 BrowserAccessibilityAtk* atk_object); 59 60 G_END_DECLS 61 62 class BrowserAccessibilityGtk : public BrowserAccessibility { 63 public: 64 BrowserAccessibilityGtk(); 65 66 virtual ~BrowserAccessibilityGtk(); 67 68 AtkObject* GetAtkObject() const; 69 atk_role()70 AtkRole atk_role() { return atk_role_; } 71 72 // BrowserAccessibility methods. 73 virtual void PreInitialize() OVERRIDE; 74 virtual bool IsNative() const OVERRIDE; 75 76 private: 77 virtual void InitRoleAndState(); 78 79 // Give BrowserAccessibility::Create access to our constructor. 80 friend class BrowserAccessibility; 81 82 AtkObject* atk_object_; 83 AtkRole atk_role_; 84 int interface_mask_; 85 86 private: 87 DISALLOW_COPY_AND_ASSIGN(BrowserAccessibilityGtk); 88 }; 89 90 } // namespace content 91 92 #endif // CONTENT_BROWSER_ACCESSIBILITY_BROWSER_ACCESSIBILITY_GTK_H_ 93