chrome/browser/ui/aura/accessibility/ax_root_obj_wrapper.cc

   1 // Copyright 2014 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "chrome/browser/ui/aura/accessibility/ax_root_obj_wrapper.h"
   6
   7 #include "base/strings/utf_string_conversions.h"
   8 #include "ui/accessibility/ax_node_data.h"
   9 #include "ui/accessibility/ax_view_state.h"
  10 #include "ui/aura/window.h"
  11 #include "ui/views/accessibility/ax_aura_obj_cache.h"
  12 #include "ui/views/accessibility/ax_window_obj_wrapper.h"
  13
  14 AXRootObjWrapper::AXRootObjWrapper(int32 id)
  15     : id_(id), alert_window_(new aura::Window(NULL)) {
  16   alert_window_->Init(ui::LAYER_NOT_DRAWN);
  17 }
  18
  19 AXRootObjWrapper::~AXRootObjWrapper() {
  20   if (alert_window_) {
  21     delete alert_window_;
  22     alert_window_ = NULL;
  23   }
  24 }
  25
  26 views::AXAuraObjWrapper* AXRootObjWrapper::GetAlertForText(
  27     const std::string& text) {
  28   alert_window_->SetTitle(base::UTF8ToUTF16((text)));
  29   views::AXWindowObjWrapper* window_obj =
  30       static_cast<views::AXWindowObjWrapper*>(
  31           views::AXAuraObjCache::GetInstance()->GetOrCreate(alert_window_));
  32   window_obj->set_is_alert(true);
  33   return window_obj;
  34 }
  35
  36 bool AXRootObjWrapper::HasChild(views::AXAuraObjWrapper* child) {
  37   std::vector<views::AXAuraObjWrapper*> children;
  38   GetChildren(&children);
  39   return std::find(children.begin(), children.end(), child) != children.end();
  40 }
  41
  42 views::AXAuraObjWrapper* AXRootObjWrapper::GetParent() {
  43   return NULL;
  44 }
  45
  46 void AXRootObjWrapper::GetChildren(
  47     std::vector<views::AXAuraObjWrapper*>* out_children) {
  48   views::AXAuraObjCache::GetInstance()->GetTopLevelWindows(out_children);
  49 }
  50
  51 void AXRootObjWrapper::Serialize(ui::AXNodeData* out_node_data) {
  52   out_node_data->id = id_;
  53   out_node_data->role = ui::AX_ROLE_DESKTOP;
  54   // TODO(dtseng): Apply a richer set of states.
  55   out_node_data->state = 0;
  56 }
  57
  58 int32 AXRootObjWrapper::GetID() {
  59   return id_;
  60 }