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// Copyright 2018 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef SERVICES_ACCESSIBILITY_ANDROID_ACCESSIBILITY_NODE_INFO_DATA_WRAPPER_H_
#define SERVICES_ACCESSIBILITY_ANDROID_ACCESSIBILITY_NODE_INFO_DATA_WRAPPER_H_
#include <string>
#include <vector>
#include "base/memory/raw_ptr.h"
#include "services/accessibility/android/accessibility_info_data_wrapper.h"
#include "ui/accessibility/ax_enum_util.h"
#include "ui/accessibility/ax_node_data.h"
namespace ax::android {
class AXTreeSourceAndroid;
// Wrapper class for an AccessibilityWindowInfoData.
class AccessibilityNodeInfoDataWrapper : public AccessibilityInfoDataWrapper {
public:
AccessibilityNodeInfoDataWrapper(AXTreeSourceAndroid* tree_source,
mojom::AccessibilityNodeInfoData* node);
AccessibilityNodeInfoDataWrapper(const AccessibilityNodeInfoDataWrapper&) =
delete;
AccessibilityNodeInfoDataWrapper& operator=(
const AccessibilityNodeInfoDataWrapper&) = delete;
~AccessibilityNodeInfoDataWrapper() override;
// AccessibilityInfoDataWrapper overrides.
bool IsNode() const override;
mojom::AccessibilityNodeInfoData* GetNode() const override;
mojom::AccessibilityWindowInfoData* GetWindow() const override;
int32_t GetId() const override;
const gfx::Rect GetBounds() const override;
bool IsVisibleToUser() const override;
bool IsWebNode() const override;
bool IsIgnored() const override;
bool IsImportantInAndroid() const override;
bool IsFocusableInFullFocusMode() const override;
bool IsAccessibilityFocusableContainer() const override;
void PopulateAXRole(ui::AXNodeData* out_data) const override;
void PopulateAXState(ui::AXNodeData* out_data) const override;
void Serialize(ui::AXNodeData* out_data) const override;
std::string ComputeAXName(bool do_recursive) const override;
void GetChildren(
std::vector<raw_ptr<AccessibilityInfoDataWrapper, VectorExperimental>>*
children) const override;
int32_t GetWindowId() const override;
mojom::AccessibilityNodeInfoData* node() { return node_ptr_; }
private:
bool GetProperty(mojom::AccessibilityBooleanProperty prop) const;
bool GetProperty(mojom::AccessibilityIntProperty prop,
int32_t* out_value) const;
bool HasProperty(mojom::AccessibilityStringProperty prop) const;
bool GetProperty(mojom::AccessibilityStringProperty prop,
std::string* out_value) const;
bool GetProperty(mojom::AccessibilityIntListProperty prop,
std::vector<int32_t>* out_value) const;
bool GetProperty(mojom::AccessibilityStringListProperty prop,
std::vector<std::string>* out_value) const;
bool HasStandardAction(mojom::AccessibilityActionType action) const;
bool HasCoveringSpan(mojom::AccessibilityStringProperty prop,
mojom::SpanType span_type) const;
bool HasText() const;
bool HasAccessibilityFocusableText() const;
void ComputeNameFromContents(std::vector<std::string>* names) const;
void ComputeNameFromContentsInternal(std::vector<std::string>* names) const;
bool IsClickable() const;
bool IsLongClickable() const;
bool IsFocusable() const;
bool IsScrollableContainer() const;
bool IsToplevelScrollItem() const;
bool HasImportantProperty() const;
bool HasImportantPropertyInternal() const;
ax::mojom::Role GetChromeRole() const;
raw_ptr<mojom::AccessibilityNodeInfoData, DanglingUntriaged> node_ptr_ =
nullptr;
// Properties which should be checked for recursive text computation.
// It's not clear whether labeled by should be taken into account here.
static constexpr mojom::AccessibilityStringProperty text_properties_[3] = {
mojom::AccessibilityStringProperty::TEXT,
mojom::AccessibilityStringProperty::CONTENT_DESCRIPTION,
mojom::AccessibilityStringProperty::STATE_DESCRIPTION};
// These properties are a cached value so that we can avoid same computation.
// mutable because once the value is computed it won't change.
mutable std::optional<bool> has_important_property_cache_;
mutable std::optional<bool> is_web_node_;
};
} // namespace ax::android
#endif // SERVICES_ACCESSIBILITY_ANDROID_ACCESSIBILITY_NODE_INFO_DATA_WRAPPER_H_
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