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// Copyright 2014 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 "ui/views/accessibility/ax_window_obj_wrapper.h"
#include "base/strings/utf_string_conversions.h"
#include "ui/accessibility/ax_node_data.h"
#include "ui/aura/window.h"
#include "ui/views/accessibility/ax_aura_obj_cache.h"
#include "ui/views/widget/widget.h"
namespace views {
AXWindowObjWrapper::AXWindowObjWrapper(
aura::Window* window) : window_(window) {
window->AddObserver(this);
}
AXWindowObjWrapper::~AXWindowObjWrapper() {
window_->RemoveObserver(this);
window_ = NULL;
}
AXAuraObjWrapper* AXWindowObjWrapper::GetParent() {
if (!window_->parent())
return NULL;
return AXAuraObjCache::GetInstance()->GetOrCreate(window_->parent());
}
void AXWindowObjWrapper::GetChildren(
std::vector<AXAuraObjWrapper*>* out_children) {
aura::Window::Windows children = window_->children();
for (size_t i = 0; i < children.size(); ++i) {
out_children->push_back(
AXAuraObjCache::GetInstance()->GetOrCreate(children[i]));
}
// Also consider any associated widgets as children.
Widget* widget = Widget::GetWidgetForNativeView(window_);
if (widget)
out_children->push_back(AXAuraObjCache::GetInstance()->GetOrCreate(widget));
}
void AXWindowObjWrapper::Serialize(ui::AXNodeData* out_node_data) {
out_node_data->id = GetID();
out_node_data->role = ui::AX_ROLE_WINDOW;
// TODO(dtseng): Set better states.
out_node_data->state = 0;
out_node_data->location = window_->bounds();
// Root windows currently have a non readable name (e.g. Display1234...);
// ignore them unless the window is the only node in the tree.
if (window_->parent() || window_->children().size() == 0) {
out_node_data->AddStringAttribute(ui::AX_ATTR_NAME,
base::UTF16ToUTF8(window_->title()));
}
}
int32 AXWindowObjWrapper::GetID() {
return AXAuraObjCache::GetInstance()->GetID(window_);
}
void AXWindowObjWrapper::OnWindowDestroying(aura::Window* window) {
AXAuraObjCache::GetInstance()->Remove(window);
}
} // namespace views
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