1 files changed, 112 insertions, 0 deletions
diff --git a/WebKit/win/AccessibleBase.h b/WebKit/win/AccessibleBase.h
new file mode 100644
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--- /dev/null
+++ b/WebKit/win/AccessibleBase.h
@@ -0,0 +1,112 @@
+/*
+ * Copyright (C) 2008 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 <oleacc.h>
+#include <WebCore/AccessibilityObject.h>
+#include <WebCore/AccessibilityObjectWrapperWin.h>
+
+class AccessibleBase : public IAccessible, public WebCore::AccessibilityObjectWrapper {
+public:
+    static AccessibleBase* createInstance(WebCore::AccessibilityObject*);
+
+    // IUnknown
+    virtual HRESULT STDMETHODCALLTYPE QueryInterface(REFIID riid, void** ppvObject);
+    virtual ULONG STDMETHODCALLTYPE AddRef(void) { return ++m_refCount; }
+    virtual ULONG STDMETHODCALLTYPE Release(void);
+
+    // 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;
+    }
+
+protected:
+    AccessibleBase(WebCore::AccessibilityObject*);
+    virtual ~AccessibleBase();
+
+    virtual WebCore::String name() const;
+    virtual WebCore::String value() const;
+    virtual WebCore::String description() const;
+    virtual long role() const;
+
+    HRESULT getAccessibilityObjectForChild(VARIANT vChild, WebCore::AccessibilityObject*&) const;
+
+    static AccessibleBase* wrapper(WebCore::AccessibilityObject*);
+
+    int m_refCount;
+
+private:
+    AccessibleBase() { }
+};
+
+#endif // AccessibleBase_h
+