OLD | NEW |
1 // Copyright (c) 2006-2008 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2006-2008 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 WEBKIT_GLUE_GLUE_ACCESSIBILITY_OBJECT_H_ | 5 #ifndef WEBKIT_GLUE_GLUE_ACCESSIBILITY_OBJECT_H_ |
6 #define WEBKIT_GLUE_GLUE_ACCESSIBILITY_OBJECT_H_ | 6 #define WEBKIT_GLUE_GLUE_ACCESSIBILITY_OBJECT_H_ |
7 | 7 |
8 #include "AccessibilityObjectWrapper.h" | 8 #include "AccessibilityObjectWrapper.h" |
9 | 9 |
10 #include "base/basictypes.h" | 10 #include "base/basictypes.h" |
11 #include "webkit/glue/webaccessibility.h" | 11 #include "webkit/glue/webaccessibility.h" |
12 | 12 |
13 namespace WebCore { | 13 namespace WebCore { |
14 class AccessibilityObject; | 14 class AccessibilityObject; |
15 enum AccessibilityRole; | 15 enum AccessibilityRole; |
16 } | 16 } |
17 | 17 |
18 //////////////////////////////////////////////////////////////////////////////// | 18 //////////////////////////////////////////////////////////////////////////////// |
19 // | 19 // |
20 // GlueAccessibilityObject | 20 // GlueAccessibilityObject |
21 // | 21 // |
22 // Operations that access the underlying WebKit DOM directly, exposing | 22 // Operations that access the underlying WebKit DOM directly, exposing |
23 // accessibility information to the GlueAccessibilityManager. Also provides a | 23 // accessibility information to the GlueAccessibilityManager. Also provides a |
24 // platform-independent wrapper to WebKit's AccessibilityObject. | 24 // platform-independent wrapper to WebKit's AccessibilityObject. |
25 //////////////////////////////////////////////////////////////////////////////// | 25 //////////////////////////////////////////////////////////////////////////////// |
26 class GlueAccessibilityObject : public WebCore::AccessibilityObjectWrapper { | 26 class GlueAccessibilityObject : public WebCore::AccessibilityObjectWrapper { |
27 public: | 27 public: |
28 static GlueAccessibilityObject* CreateInstance(WebCore::AccessibilityObject*); | 28 static GlueAccessibilityObject* CreateInstance(WebCore::AccessibilityObject*); |
29 | 29 |
| 30 virtual ~GlueAccessibilityObject() {} |
| 31 |
30 // Performs the default action on a given object. | 32 // Performs the default action on a given object. |
31 bool DoDefaultAction(int child_id); | 33 bool DoDefaultAction(int child_id); |
32 | 34 |
33 // Retrieves the child element or child object at a given point on the screen. | 35 // Retrieves the child element or child object at a given point on the screen. |
34 GlueAccessibilityObject* HitTest(long x, long y); | 36 GlueAccessibilityObject* HitTest(long x, long y); |
35 | 37 |
36 // Retrieves the specified object's current screen location. | 38 // Retrieves the specified object's current screen location. |
37 bool Location(long* left, | 39 bool Location(long* left, |
38 long* top, | 40 long* top, |
39 long* width, | 41 long* width, |
(...skipping 44 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
84 bool Value(int child_id, WebCore::String* value); | 86 bool Value(int child_id, WebCore::String* value); |
85 | 87 |
86 // WebCore::AccessiblityObjectWrapper. | 88 // WebCore::AccessiblityObjectWrapper. |
87 virtual void detach() { | 89 virtual void detach() { |
88 if (m_object) | 90 if (m_object) |
89 m_object = 0; | 91 m_object = 0; |
90 } | 92 } |
91 | 93 |
92 protected: | 94 protected: |
93 explicit GlueAccessibilityObject(WebCore::AccessibilityObject*); | 95 explicit GlueAccessibilityObject(WebCore::AccessibilityObject*); |
94 virtual ~GlueAccessibilityObject() {} | |
95 | 96 |
96 // Helper functions. | 97 // Helper functions. |
97 WebCore::String name() const; | 98 WebCore::String name() const; |
98 WebCore::String value() const; | 99 WebCore::String value() const; |
99 WebCore::String description() const; | 100 WebCore::String description() const; |
100 webkit_glue::WebAccessibility::Role role() const; | 101 webkit_glue::WebAccessibility::Role role() const; |
101 | 102 |
102 // Retrieves the AccessibilityObject for a given [child_id]. Returns false if | 103 // Retrieves the AccessibilityObject for a given [child_id]. Returns false if |
103 // [child_id] is less than 0, or if no valid AccessibilityObject is found. | 104 // [child_id] is less than 0, or if no valid AccessibilityObject is found. |
104 // A [child_id] of 0 is treated as referring to the current object itself. | 105 // A [child_id] of 0 is treated as referring to the current object itself. |
105 bool GetAccessibilityObjectForChild(int child_id, | 106 bool GetAccessibilityObjectForChild(int child_id, |
106 WebCore::AccessibilityObject*&) const; | 107 WebCore::AccessibilityObject*&) const; |
107 | 108 |
108 // Wraps the given AccessibilityObject in a GlueAccessibilityObject and | 109 // Wraps the given AccessibilityObject in a GlueAccessibilityObject and |
109 // returns it. If the AccessibilityObject already has a wrapper assigned, that | 110 // returns it. If the AccessibilityObject already has a wrapper assigned, that |
110 // one is returned. Otherwise, a new instance of GlueAccessibilityObject is | 111 // one is returned. Otherwise, a new instance of GlueAccessibilityObject is |
111 // created and assigned as the wrapper. | 112 // created and assigned as the wrapper. |
112 static GlueAccessibilityObject* ToWrapper(WebCore::AccessibilityObject*); | 113 static GlueAccessibilityObject* ToWrapper(WebCore::AccessibilityObject*); |
113 | 114 |
114 private: | 115 private: |
115 DISALLOW_COPY_AND_ASSIGN(GlueAccessibilityObject); | 116 DISALLOW_COPY_AND_ASSIGN(GlueAccessibilityObject); |
116 }; | 117 }; |
117 | 118 |
118 #endif // WEBKIT_GLUE_GLUE_ACCESSIBILITY_OBJECT_H_ | 119 #endif // WEBKIT_GLUE_GLUE_ACCESSIBILITY_OBJECT_H_ |
OLD | NEW |