1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
|
/*
* Copyright (C) 2008, 2009, 2010, 2013 Apple Inc. All Rights Reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef AccessibleBase_h
#define AccessibleBase_h
#include "WebKit.h"
#include <WebCore/AccessibilityObject.h>
#include <WebCore/AccessibilityObjectWrapperWin.h>
class DECLSPEC_UUID("3dbd565b-db22-4d88-8e0e-778bde54524a") AccessibleBase : public IAccessibleComparable, public IServiceProvider, public WebCore::AccessibilityObjectWrapper {
public:
static AccessibleBase* createInstance(WebCore::AccessibilityObject*, HWND);
// IServiceProvider
virtual HRESULT STDMETHODCALLTYPE QueryService(REFGUID guidService, REFIID riid, void **ppv);
// IUnknown
virtual HRESULT STDMETHODCALLTYPE QueryInterface(REFIID riid, void** ppvObject);
virtual ULONG STDMETHODCALLTYPE AddRef(void) { return ++m_refCount; }
virtual ULONG STDMETHODCALLTYPE Release(void);
// IAccessible2_2
virtual HRESULT STDMETHODCALLTYPE get_attribute(BSTR name, VARIANT* attribute);
virtual HRESULT STDMETHODCALLTYPE get_accessibleWithCaret(IUnknown** accessible, long* caretOffset);
virtual HRESULT STDMETHODCALLTYPE get_relationTargetsOfType(BSTR type, long maxTargets, IUnknown*** targets, long* nTargets);
// IAccessible2
virtual HRESULT STDMETHODCALLTYPE get_nRelations(long*);
virtual HRESULT STDMETHODCALLTYPE get_relation(long relationIndex, IAccessibleRelation**);
virtual HRESULT STDMETHODCALLTYPE get_relations(long maxRelations, IAccessibleRelation** relations, long* nRelations);
virtual HRESULT STDMETHODCALLTYPE role(long*);
virtual HRESULT STDMETHODCALLTYPE scrollTo(IA2ScrollType);
virtual HRESULT STDMETHODCALLTYPE scrollToPoint(IA2CoordinateType, long x, long y);
virtual HRESULT STDMETHODCALLTYPE get_groupPosition(long* groupLevel, long* similarItemsInGroup, long* positionInGroup);
virtual HRESULT STDMETHODCALLTYPE get_states(AccessibleStates*);
virtual HRESULT STDMETHODCALLTYPE get_extendedRole(BSTR*);
virtual HRESULT STDMETHODCALLTYPE get_localizedExtendedRole(BSTR*);
virtual HRESULT STDMETHODCALLTYPE get_nExtendedStates(long*);
virtual HRESULT STDMETHODCALLTYPE get_extendedStates(long maxExtendedStates, BSTR** extendedStates, long* nExtendedStates);
virtual HRESULT STDMETHODCALLTYPE get_localizedExtendedStates(long maxLocalizedExtendedStates, BSTR** localizedExtendedStates, long* nLocalizedExtendedStates);
virtual HRESULT STDMETHODCALLTYPE get_uniqueID(long*);
virtual HRESULT STDMETHODCALLTYPE get_windowHandle(HWND*);
virtual HRESULT STDMETHODCALLTYPE get_indexInParent(long*);
virtual HRESULT STDMETHODCALLTYPE get_locale(IA2Locale*);
virtual HRESULT STDMETHODCALLTYPE get_attributes(BSTR*);
// IAccessible
virtual HRESULT STDMETHODCALLTYPE get_accParent(IDispatch**);
virtual HRESULT STDMETHODCALLTYPE get_accChildCount(long*);
virtual HRESULT STDMETHODCALLTYPE get_accChild(VARIANT vChild, IDispatch** ppChild);
virtual HRESULT STDMETHODCALLTYPE get_accName(VARIANT vChild, BSTR*);
virtual HRESULT STDMETHODCALLTYPE get_accValue(VARIANT vChild, BSTR*);
virtual HRESULT STDMETHODCALLTYPE get_accDescription(VARIANT, BSTR*);
virtual HRESULT STDMETHODCALLTYPE get_accRole(VARIANT vChild, VARIANT* pvRole);
virtual HRESULT STDMETHODCALLTYPE get_accState(VARIANT vChild, VARIANT* pvState);
virtual HRESULT STDMETHODCALLTYPE get_accHelp(VARIANT vChild, BSTR* helpText);
virtual HRESULT STDMETHODCALLTYPE get_accKeyboardShortcut(VARIANT vChild, BSTR*);
virtual HRESULT STDMETHODCALLTYPE get_accFocus(VARIANT* pvFocusedChild);
virtual HRESULT STDMETHODCALLTYPE get_accSelection(VARIANT* pvSelectedChild);
virtual HRESULT STDMETHODCALLTYPE get_accDefaultAction(VARIANT vChild, BSTR* actionDescription);
virtual HRESULT STDMETHODCALLTYPE accSelect(long selectionFlags, VARIANT vChild);
virtual HRESULT STDMETHODCALLTYPE accLocation(long* left, long* top, long* width, long* height, VARIANT vChild);
virtual HRESULT STDMETHODCALLTYPE accNavigate(long direction, VARIANT vFromChild, VARIANT* pvNavigatedTo);
virtual HRESULT STDMETHODCALLTYPE accHitTest(long x, long y, VARIANT* pvChildAtPoint);
virtual HRESULT STDMETHODCALLTYPE accDoDefaultAction(VARIANT vChild);
// IAccessible - Not to be implemented.
virtual HRESULT STDMETHODCALLTYPE put_accName(VARIANT, BSTR) { return E_NOTIMPL; }
virtual HRESULT STDMETHODCALLTYPE put_accValue(VARIANT, BSTR) { return E_NOTIMPL; }
virtual HRESULT STDMETHODCALLTYPE get_accHelpTopic(BSTR* helpFile, VARIANT, long* topicID)
{
*helpFile = 0;
*topicID = 0;
return E_NOTIMPL;
}
// IDispatch - Not to be implemented.
virtual HRESULT STDMETHODCALLTYPE GetTypeInfoCount(UINT* count)
{
*count = 0;
return E_NOTIMPL;
}
virtual HRESULT STDMETHODCALLTYPE GetTypeInfo(UINT, LCID, ITypeInfo** ppTInfo)
{
*ppTInfo = 0;
return E_NOTIMPL;
}
virtual HRESULT STDMETHODCALLTYPE GetIDsOfNames(REFIID, LPOLESTR*, UINT, LCID, DISPID*) { return E_NOTIMPL; }
virtual HRESULT STDMETHODCALLTYPE Invoke(DISPID, REFIID, LCID, WORD, DISPPARAMS*, VARIANT*, EXCEPINFO*, UINT*) { return E_NOTIMPL; }
// WebCore::AccessiblityObjectWrapper
virtual void detach() {
ASSERT(m_object);
m_object = 0;
}
// IAccessibleComparable
virtual HRESULT STDMETHODCALLTYPE isSameObject(IAccessibleComparable* other, BOOL* result);
protected:
AccessibleBase(WebCore::AccessibilityObject*, HWND);
virtual ~AccessibleBase();
virtual WTF::String name() const;
virtual WTF::String value() const;
virtual long role() const;
virtual long state() const;
HRESULT getAccessibilityObjectForChild(VARIANT vChild, WebCore::AccessibilityObject*&) const;
AccessibleBase* wrapper(WebCore::AccessibilityObject*) const;
HWND m_window;
int m_refCount;
private:
AccessibleBase() { }
};
#endif // AccessibleBase_h
|
