Implemented SetSelection for the Web content on Windows.

content/browser/accessibility/browser_accessibility_manager.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_MANAGER_H_
 #define CONTENT_BROWSER_ACCESSIBILITY_BROWSER_ACCESSIBILITY_MANAGER_H_
 
 #include <stdint.h>
 
 #include <memory>
 #include <vector>
 
 #include "base/callback_forward.h"
 #include "base/containers/hash_tables.h"
 #include "base/macros.h"
 #include "build/build_config.h"
+#include "content/browser/accessibility/ax_platform_position.h"
 #include "content/browser/accessibility/ax_tree_id_registry.h"
 #include "content/browser/accessibility/browser_accessibility_event.h"
 #include "content/common/content_export.h"
 #include "content/public/browser/ax_event_notification_details.h"
 #include "third_party/WebKit/public/web/WebAXEnums.h"
 #include "ui/accessibility/ax_action_data.h"
 #include "ui/accessibility/ax_node_data.h"
+#include "ui/accessibility/ax_range.h"
 #include "ui/accessibility/ax_serializable_tree.h"
 #include "ui/accessibility/ax_tree_update.h"
 #include "ui/gfx/native_widget_types.h"
 
 struct AccessibilityHostMsg_LocationChangeParams;
 
 namespace content {
 class BrowserAccessibility;
 class BrowserAccessibilityManager;
 #if defined(OS_ANDROID)
@@ skipping 157 matching lines @@
   void HitTest(const gfx::Point& point);
   void Increment(const BrowserAccessibility& node);
   void ScrollToMakeVisible(
       const BrowserAccessibility& node, gfx::Rect subfocus);
   void ScrollToPoint(
       const BrowserAccessibility& node, gfx::Point point);
   void SetFocus(const BrowserAccessibility& node);
   void SetScrollOffset(const BrowserAccessibility& node, gfx::Point offset);
   void SetValue(
       const BrowserAccessibility& node, const base::string16& value);
-  void SetTextSelection(
-      const BrowserAccessibility& node, int start_offset, int end_offset);
+  void SetSelection(
+      ui::AXRange<AXPlatformPosition::AXPositionInstance::element_type> range);
   void SetAccessibilityFocus(const BrowserAccessibility& node);
   void ShowContextMenu(const BrowserAccessibility& node);
 
   // Retrieve the bounds of the parent View in screen coordinates.
   gfx::Rect GetViewBounds();
 
   // Fire an event telling native assistive technology to move focus to the
   // given find in page result.
   void ActivateFindInPageResult(int request_id, int match_index);
 
@@ skipping 152 matching lines @@
   // but return the best possible match instantly.
   //
   //
   BrowserAccessibility* CachingAsyncHitTest(const gfx::Point& screen_point);
 
   // Called in response to a hover event, caches the result for the next
   // call to CachingAsyncHitTest().
   void CacheHitTestResult(BrowserAccessibility* hit_test_result);
 
  protected:
+  using AXPlatformPositionInstance = AXPlatformPosition::AXPositionInstance;
+  using AXPlatformRange = ui::AXRange<AXPlatformPositionInstance::element_type>;
+
   BrowserAccessibilityManager(
       BrowserAccessibilityDelegate* delegate,
       BrowserAccessibilityFactory* factory);
 
   BrowserAccessibilityManager(
       const ui::AXTreeUpdate& initial_tree,
       BrowserAccessibilityDelegate* delegate,
       BrowserAccessibilityFactory* factory);
 
   // Send platform-specific notifications to each of these objects that
@@ skipping 76 matching lines @@
   // node within that parent tree. It's computed as needed and cached for
   // speed so that it can be accessed quickly if it hasn't changed.
   int parent_node_id_from_parent_tree_;
 
   DISALLOW_COPY_AND_ASSIGN(BrowserAccessibilityManager);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_ACCESSIBILITY_BROWSER_ACCESSIBILITY_MANAGER_H_