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// Copyright 2017 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 "third_party/blink/renderer/modules/accessibility/ax_object_cache_impl.h"
#include "third_party/blink/renderer/modules/accessibility/ax_virtual_object.h"
namespace blink {
AXVirtualObject::AXVirtualObject(AXObjectCacheImpl& axObjectCache,
AccessibleNode* accessible_node)
: AXObject(axObjectCache), accessible_node_(accessible_node) {
}
AXVirtualObject::~AXVirtualObject() = default;
void AXVirtualObject::Detach() {
AXObject::Detach();
accessible_node_ = nullptr;
}
bool AXVirtualObject::ComputeAccessibilityIsIgnored(
IgnoredReasons* ignoredReasons) const {
return AccessibilityIsIgnoredByDefault(ignoredReasons);
}
void AXVirtualObject::AddChildren() {
if (!accessible_node_)
return;
for (const auto& child : accessible_node_->GetChildren())
children_.push_back(AXObjectCache().GetOrCreate(child));
}
void AXVirtualObject::ChildrenChanged() {
ClearChildren();
AXObjectCache().PostNotification(this, ax::mojom::Event::kChildrenChanged);
}
const AtomicString& AXVirtualObject::GetAOMPropertyOrARIAAttribute(
AOMStringProperty property) const {
if (!accessible_node_)
return g_null_atom;
return accessible_node_->GetProperty(property);
}
bool AXVirtualObject::HasAOMPropertyOrARIAAttribute(AOMBooleanProperty property,
bool& result) const {
if (!accessible_node_)
return false;
bool is_null = true;
result = accessible_node_->GetProperty(property, is_null);
return !is_null;
}
AccessibleNode* AXVirtualObject::GetAccessibleNode() const {
return accessible_node_;
}
String AXVirtualObject::TextAlternative(bool recursive,
bool in_aria_labelled_by_traversal,
AXObjectSet& visited,
ax::mojom::NameFrom& name_from,
AXRelatedObjectVector* related_objects,
NameSources* name_sources) const {
if (!accessible_node_)
return String();
bool found_text_alternative = false;
return AriaTextAlternative(recursive, in_aria_labelled_by_traversal, visited,
name_from, related_objects, name_sources,
&found_text_alternative);
}
void AXVirtualObject::Trace(blink::Visitor* visitor) {
visitor->Trace(accessible_node_);
AXObject::Trace(visitor);
}
} // namespace blink
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