Expose InlineTextBoxes in the accessibility tree.

Source/core/accessibility/AXInlineTextBox.h

 /*
- * Copyright (C) 2008 Apple Inc. All rights reserved.
+ * Copyright (C) 2013, Google 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.
  * 3.  Neither the name of Apple Computer, Inc. ("Apple") nor the names of
  *     its contributors may be used to endorse or promote products derived
  *     from this software without specific prior written permission.
  *
  * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "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 OR ITS 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 AXTableHeaderContainer_h
-#define AXTableHeaderContainer_h
+#ifndef AXInlineTextBox_h
+#define AXInlineTextBox_h
 
-#include "core/accessibility/AXMockObject.h"
-#include "core/accessibility/AXTable.h"
+#include "core/accessibility/AXObject.h"
+#include "core/rendering/AbstractInlineTextBox.h"
 
 namespace WebCore {
 
-class AXTableHeaderContainer : public AXMockObject {
+class AXInlineTextBox : public AXObject {
 
 private:
-    AXTableHeaderContainer();
+    AXInlineTextBox(PassRefPtr<AbstractInlineTextBox>);
+
 public:
-    static PassRefPtr<AXTableHeaderContainer> create();
-    virtual ~AXTableHeaderContainer();
+    static PassRefPtr<AXInlineTextBox> create(PassRefPtr<AbstractInlineTextBox>);
+    virtual ~AXInlineTextBox();
 
-    virtual AccessibilityRole roleValue() const OVERRIDE { return TableHeaderContainerRole; }
+    virtual void init() OVERRIDE;
+    virtual void detach() OVERRIDE;
 
-    virtual void addChildren() OVERRIDE;
+    void setInlineTextBox(AbstractInlineTextBox* inlineTextBox) { m_inlineTextBox = inlineTextBox; }
 
+    virtual AccessibilityRole roleValue() const OVERRIDE { return InlineTextBoxRole; }
+    virtual String stringValue() const OVERRIDE;
+    virtual void textCharacterOffsets(Vector<int>&) const OVERRIDE;
+    virtual void wordBoundaries(Vector<PlainTextRange>& words) const OVERRIDE;
     virtual LayoutRect elementRect() const OVERRIDE;
+    virtual AXObject* parentObject() const OVERRIDE;
+    virtual AccessibilityTextDirection textDirection() const OVERRIDE;
 
 private:
-    LayoutRect m_headerRect;
+    RefPtr<AbstractInlineTextBox> m_inlineTextBox;
+    AXObjectCache* m_axObjectCache;
 
     virtual bool computeAccessibilityIsIgnored() const OVERRIDE;
 };
 
 } // namespace WebCore
 
-#endif // AXTableHeaderContainer_h
+#endif // AXInlineTextBox_h