Chromium side Implementation to expose aria properties - setsize & posinset

content/browser/accessibility/browser_accessibility_win.cc

 // 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.
 
 #include "content/browser/accessibility/browser_accessibility_win.h"
 
 #include <UIAutomationClient.h>
 #include <UIAutomationCoreApi.h>
 
 #include "base/strings/string_number_conversions.h"
@@ skipping 885 matching lines @@
 STDMETHODIMP BrowserAccessibilityWin::get_groupPosition(
     LONG* group_level,
     LONG* similar_items_in_group,
     LONG* position_in_group) {
   if (!instance_active())
     return E_FAIL;
 
   if (!group_level || !similar_items_in_group || !position_in_group)
     return E_INVALIDARG;
 
-  if (GetRole() == ui::AX_ROLE_LIST_BOX_OPTION &&
-      GetParent() &&
-      GetParent()->GetRole() == ui::AX_ROLE_LIST_BOX) {
-    *group_level = 0;
-    *similar_items_in_group = GetParent()->PlatformChildCount();
-    *position_in_group = GetIndexInParent() + 1;
-    return S_OK;
-  }
-
-  return E_NOTIMPL;
+  *group_level = 0;
+  *similar_items_in_group = GetIntAttribute(ui::AX_ATTR_SET_SIZE);
+  *position_in_group = GetIntAttribute(ui::AX_ATTR_POS_IN_SET);
+  return S_OK;
 }
 
 //
 // IAccessibleApplication methods.
 //
 
 STDMETHODIMP BrowserAccessibilityWin::get_appName(BSTR* app_name) {
   // No need to check |instance_active()| because this interface is
   // global, and doesn't depend on any local state.
 
@@ skipping 2069 matching lines @@
   // Expose the "display" and "tag" attributes.
   StringAttributeToIA2(ui::AX_ATTR_DISPLAY, "display");
   StringAttributeToIA2(ui::AX_ATTR_DROPEFFECT, "dropeffect");
   StringAttributeToIA2(ui::AX_ATTR_TEXT_INPUT_TYPE, "text-input-type");
   StringAttributeToIA2(ui::AX_ATTR_HTML_TAG, "tag");
   StringAttributeToIA2(ui::AX_ATTR_ROLE, "xml-roles");
 
   // Expose "level" attribute for headings, trees, etc.
   IntAttributeToIA2(ui::AX_ATTR_HIERARCHICAL_LEVEL, "level");
 
-  // Expose the set size and position in set for listbox options.
-  if (GetRole() == ui::AX_ROLE_LIST_BOX_OPTION &&
-      GetParent() &&
-      GetParent()->GetRole() == ui::AX_ROLE_LIST_BOX) {
-    win_attributes_->ia2_attributes.push_back(
-        L"setsize:" + base::IntToString16(GetParent()->PlatformChildCount()));
-    win_attributes_->ia2_attributes.push_back(
-        L"setsize:" + base::IntToString16(GetIndexInParent() + 1));
-  }
+  // Expose the set size and position in set.
+  IntAttributeToIA2(ui::AX_ATTR_SET_SIZE, "setsize");
+  IntAttributeToIA2(ui::AX_ATTR_POS_IN_SET, "posinset");
 
   if (ia_role() == ROLE_SYSTEM_CHECKBUTTON ||
       ia_role() == ROLE_SYSTEM_RADIOBUTTON ||
       ia2_role() == IA2_ROLE_CHECK_MENU_ITEM ||
       ia2_role() == IA2_ROLE_RADIO_MENU_ITEM ||
       ia2_role() == IA2_ROLE_TOGGLE_BUTTON) {
     win_attributes_->ia2_attributes.push_back(L"checkable:true");
   }
 
   // Expose live region attributes.
@@ skipping 1117 matching lines @@
     ia2_role = ia_role;
 
   win_attributes_->ia_role = ia_role;
   win_attributes_->ia_state = ia_state;
   win_attributes_->role_name = role_name;
   win_attributes_->ia2_role = ia2_role;
   win_attributes_->ia2_state = ia2_state;
 }
 
 }  // namespace content