ATK accessibility support for web content on Aura Linux.

content/browser/accessibility/browser_accessibility.h

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CONTENT_BROWSER_ACCESSIBILITY_BROWSER_ACCESSIBILITY_H_
 #define CONTENT_BROWSER_ACCESSIBILITY_BROWSER_ACCESSIBILITY_H_
 
 #include <map>
 #include <utility>
 #include <vector>
 
 #include "base/basictypes.h"
 #include "base/strings/string16.h"
 #include "base/strings/string_split.h"
 #include "build/build_config.h"
 #include "content/common/content_export.h"
 #include "third_party/WebKit/public/web/WebAXEnums.h"
 #include "ui/accessibility/ax_node.h"
 #include "ui/accessibility/ax_node_data.h"
 #include "ui/accessibility/ax_text_utils.h"
 
 #if defined(OS_MACOSX) && __OBJC__
 @class BrowserAccessibilityCocoa;
 #endif
 
 namespace content {
 class BrowserAccessibilityManager;
 #if defined(OS_WIN)
 class BrowserAccessibilityWin;
+#elif defined(OS_LINUX)
+class BrowserAccessibilityAuraLinux;
 #endif
 
 ////////////////////////////////////////////////////////////////////////////////
 //
 // BrowserAccessibility
 //
 // A BrowserAccessibility object represents one node in the accessibility
 // tree on the browser side. It exactly corresponds to one WebAXObject from
 // Blink. It's owned by a BrowserAccessibilityManager.
 //
@@ skipping 136 matching lines @@
 
   // Returns true if this is a native platform-specific object, vs a
   // cross-platform generic object. Don't call ToBrowserAccessibilityXXX if
   // IsNative returns false.
   virtual bool IsNative() const;
 
 #if defined(OS_MACOSX) && __OBJC__
   BrowserAccessibilityCocoa* ToBrowserAccessibilityCocoa();
 #elif defined(OS_WIN)
   BrowserAccessibilityWin* ToBrowserAccessibilityWin();
+#elif defined(OS_LINUX)

[dmazzoni, 2015/05/22 22:25:32]

Need to exclude OS_CHROMEOS here

+  BrowserAccessibilityAuraLinux* ToBrowserAccessibilityAuraLinux();
 #endif
 
   // Accessing accessibility attributes:
   //
   // There are dozens of possible attributes for an accessibility node,
   // but only a few tend to apply to any one object, so we store them
   // in sparse arrays of <attribute id, attribute value> pairs, organized
   // by type (bool, int, float, string, int list).
   //
   // There are three accessors for each type of attribute: one that returns
@@ skipping 89 matching lines @@
   // its nearest scrollable ancestor) to local bounds (which are relative
   // to the top of the web accessibility tree).
   gfx::Rect ElementBoundsToLocalBounds(gfx::Rect bounds) const;
 
   DISALLOW_COPY_AND_ASSIGN(BrowserAccessibility);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_ACCESSIBILITY_BROWSER_ACCESSIBILITY_H_