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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 UI_ACCESSIBILITY_AX_ENUM_UTIL_H_
#define UI_ACCESSIBILITY_AX_ENUM_UTIL_H_
#include <map>
#include <string>
#include "base/containers/contains.h"
#include "base/logging.h"
#include "base/no_destructor.h"
#include "base/notreached.h"
#include "ui/accessibility/ax_base_export.h"
#include "ui/accessibility/ax_enums.mojom-forward.h"
namespace ui {
// ax::mojom::Event
AX_BASE_EXPORT const char* ToString(ax::mojom::Event event);
// ax::mojom::Role
AX_BASE_EXPORT const char* ToString(ax::mojom::Role role);
// ax::mojom::State
AX_BASE_EXPORT const char* ToString(ax::mojom::State state);
// ax::mojom::Action
AX_BASE_EXPORT const char* ToString(ax::mojom::Action action);
// ax::mojom::ActionFlags
AX_BASE_EXPORT const char* ToString(ax::mojom::ActionFlags action_flags);
// ax::mojom::DefaultActionVerb
AX_BASE_EXPORT const char* ToString(
ax::mojom::DefaultActionVerb default_action_verb);
// ax::mojom::Mutation
AX_BASE_EXPORT const char* ToString(ax::mojom::Mutation mutation);
// ax::mojom::StringAttribute
AX_BASE_EXPORT const char* ToString(
ax::mojom::StringAttribute string_attribute);
// ax::mojom::IntAttribute
AX_BASE_EXPORT const char* ToString(ax::mojom::IntAttribute int_attribute);
// ax::mojom::FloatAttribute
AX_BASE_EXPORT const char* ToString(ax::mojom::FloatAttribute float_attribute);
// ax::mojom::BoolAttribute
AX_BASE_EXPORT const char* ToString(ax::mojom::BoolAttribute bool_attribute);
// ax::mojom::IntListAttribute
AX_BASE_EXPORT const char* ToString(
ax::mojom::IntListAttribute int_list_attribute);
// ax::mojom::StringListAttribute
AX_BASE_EXPORT const char* ToString(
ax::mojom::StringListAttribute string_list_attribute);
// ax::mojom::ListStyle
AX_BASE_EXPORT const char* ToString(ax::mojom::ListStyle list_style);
// ax::mojom::MarkerType
AX_BASE_EXPORT const char* ToString(ax::mojom::MarkerType marker_type);
// ax::mojom::HighlightType
AX_BASE_EXPORT const char* ToString(ax::mojom::HighlightType highlight_type);
// ax::mojom::MoveDirection
AX_BASE_EXPORT const char* ToString(ax::mojom::MoveDirection move_direction);
// ax::mojom::Command
AX_BASE_EXPORT const char* ToString(ax::mojom::Command command);
// ax::mojom::InputEventType
AX_BASE_EXPORT const char* ToString(ax::mojom::InputEventType input_event_type);
// ax::mojom::TextBoundary
AX_BASE_EXPORT const char* ToString(ax::mojom::TextBoundary text_boundary);
// ax::mojom::TextAlign
AX_BASE_EXPORT const char* ToString(ax::mojom::TextAlign text_align);
// ax::mojom::WritingDirection
AX_BASE_EXPORT const char* ToString(
ax::mojom::WritingDirection writing_direction);
// ax::mojom::TextPosition
AX_BASE_EXPORT const char* ToString(ax::mojom::TextPosition text_position);
// ax::mojom::TextStyle
AX_BASE_EXPORT const char* ToString(ax::mojom::TextStyle text_style);
// ax:mojom::TextDecorationStyle
AX_BASE_EXPORT const char* ToString(
ax::mojom::TextDecorationStyle text_decoration_style);
// ax::mojom::AriaCurrentState
AX_BASE_EXPORT const char* ToString(
ax::mojom::AriaCurrentState aria_current_state);
// ax::mojom::HasPopup
AX_BASE_EXPORT const char* ToString(ax::mojom::HasPopup has_popup);
// ax::mojom::InvalidState
AX_BASE_EXPORT const char* ToString(ax::mojom::InvalidState invalid_state);
// ax::mojom::Restriction
AX_BASE_EXPORT const char* ToString(ax::mojom::Restriction restriction);
// ax::mojom::CheckedState
AX_BASE_EXPORT const char* ToString(ax::mojom::CheckedState checked_state);
// ax::mojom::SortDirection
AX_BASE_EXPORT const char* ToString(ax::mojom::SortDirection sort_direction);
// ax::mojom::NameFrom
AX_BASE_EXPORT const char* ToString(ax::mojom::NameFrom name_from);
// ax::mojom::DescriptionFrom
AX_BASE_EXPORT const char* ToString(
ax::mojom::DescriptionFrom description_from);
// ax::mojom::EventFrom
AX_BASE_EXPORT const char* ToString(ax::mojom::EventFrom event_from);
// ax::mojom::Gesture
AX_BASE_EXPORT const char* ToString(ax::mojom::Gesture gesture);
// ax::mojom::TextAffinity
AX_BASE_EXPORT const char* ToString(ax::mojom::TextAffinity text_affinity);
// ax::mojom::TreeOrder
AX_BASE_EXPORT const char* ToString(ax::mojom::TreeOrder tree_order);
// ax::mojom::ImageAnnotationStatus
AX_BASE_EXPORT const char* ToString(ax::mojom::ImageAnnotationStatus status);
// ax::mojom::Dropeffect
AX_BASE_EXPORT const char* ToString(ax::mojom::Dropeffect dropeffect);
template <typename T>
bool MaybeParseAXEnum(const char* attribute, T* result) {
static base::NoDestructor<std::map<std::string, T>> attr_map;
if (attr_map->empty()) {
(*attr_map)[""] = T::kNone;
for (int i = static_cast<int>(T::kMinValue);
i <= static_cast<int>(T::kMaxValue); i++) {
auto attr = static_cast<T>(i);
std::string str = ui::ToString(attr);
if (!base::Contains(*attr_map, str))
(*attr_map)[str] = attr;
}
}
auto iter = attr_map->find(attribute);
if (iter != attr_map->end()) {
*result = iter->second;
return true;
}
return false;
}
// Convert from the string representation of an enum defined in ax_enums.mojom
// into the enum value. The first time this is called, builds up a map.
// Relies on the existence of ui::ToString(enum).
template <typename T>
T ParseAXEnum(const char* attribute) {
T result;
if (MaybeParseAXEnum(attribute, &result))
return result;
LOG(ERROR) << "Could not parse: " << attribute;
NOTREACHED();
return T::kNone;
}
} // namespace ui
#endif // UI_ACCESSIBILITY_AX_ENUM_UTIL_H_
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