103 lines
3.2 KiB
C++
103 lines
3.2 KiB
C++
// Copyright 2017 The Chromium Embedded Framework Authors. Portions copyright
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// 2013 The Chromium Authors. All rights reserved. Use of this source code is
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// governed by a BSD-style license that can be found in the LICENSE file.
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// Base class implementation for CEF Acccessibility node. This is subclassed and
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// used by both IAccessible/NSAccessibility protocol implementation.
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#include "tests/cefclient/browser/osr_accessibility_node.h"
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#include "tests/cefclient/browser/osr_accessibility_helper.h"
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namespace client {
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OsrAXNode::OsrAXNode(CefRefPtr<CefDictionaryValue> value,
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OsrAccessibilityHelper* helper)
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: node_id_(-1), platform_accessibility_(NULL), parent_(NULL),
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accessibility_helper_(helper) {
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UpdateValue(value);
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}
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void OsrAXNode::UpdateValue(CefRefPtr<CefDictionaryValue> value) {
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if (value && value->HasKey("id")) {
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node_id_ = value->GetInt("id");
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if (value->HasKey("role"))
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role_ = value->GetString("role");
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if (value->HasKey("child_ids")) {
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CefRefPtr<CefListValue> childs = value->GetList("child_ids");
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// Reset child Ids
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child_ids_.clear();
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for(size_t idx = 0; idx < childs->GetSize(); idx++)
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child_ids_.push_back(childs->GetInt(idx));
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}
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// Update Location
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if (value->HasKey("location")) {
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CefRefPtr<CefDictionaryValue> loc = value->GetDictionary("location");
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if (loc) {
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location_ = CefRect(loc->GetDouble("x"), loc->GetDouble("y"),
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loc->GetDouble("width"), loc->GetDouble("height"));
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}
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}
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// Update offsets
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if (value->HasKey("offset_container_id")) {
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offset_container_id_ = value->GetInt("offset_container_id");
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}
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// Update attributes
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if (value->HasKey("attributes")) {
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attributes_ = value->GetDictionary("attributes");
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if (attributes_ && attributes_->HasKey("name"))
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name_ = attributes_->GetString("name");
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if (attributes_ && attributes_->HasKey("value"))
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value_ = attributes_->GetString("value");
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if (attributes_ && attributes_->HasKey("description"))
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description_ = attributes_->GetString("description");
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}
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}
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}
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CefWindowHandle OsrAXNode::GetWindowHandle() const {
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if (accessibility_helper_)
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return accessibility_helper_->GetWindowHandle();
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return NULL;
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}
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CefRefPtr<CefBrowser> OsrAXNode::GetBrowser() const {
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if (accessibility_helper_)
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return accessibility_helper_->GetBrowser();
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return NULL;
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}
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void OsrAXNode::SetParent(OsrAXNode* parent) {
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parent_ = parent;
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}
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CefRect OsrAXNode::AxLocation() const {
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CefRect loc = location_;
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OsrAXNode* offsetNode = accessibility_helper_->GetNode(offset_container_id_);
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// Add offset from parent Lcoation
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if (offsetNode) {
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CefRect offset = offsetNode->AxLocation();
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loc.x += offset.x;
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loc.y += offset.y;
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}
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return loc;
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}
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OsrAXNode* OsrAXNode::ChildAtIndex(int index) const {
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if (index < GetChildCount())
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return accessibility_helper_->GetNode(child_ids_[index]);
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else
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return NULL;
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}
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// Create and return the platform specific OsrAXNode Object
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OsrAXNode* OsrAXNode::CreateNode(CefRefPtr<CefDictionaryValue> value,
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OsrAccessibilityHelper* helper) {
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return new OsrAXNode(value, helper);
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}
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} // namespace client
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