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// Copyright 2022 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "extensions/renderer/api/automation/automation_api_converters.h"
#include "base/no_destructor.h"
#include "ui/accessibility/ax_enum_util.h"
#include "ui/accessibility/ax_event_generator.h"
namespace extensions {
api::automation::MarkerType ConvertMarkerTypeFromAXToAutomation(
ax::mojom::MarkerType ax) {
switch (ax) {
case ax::mojom::MarkerType::kNone:
return api::automation::MarkerType::kNone;
case ax::mojom::MarkerType::kSpelling:
return api::automation::MarkerType::kSpelling;
case ax::mojom::MarkerType::kGrammar:
return api::automation::MarkerType::kGrammar;
case ax::mojom::MarkerType::kTextMatch:
return api::automation::MarkerType::kTextMatch;
case ax::mojom::MarkerType::kActiveSuggestion:
return api::automation::MarkerType::kActiveSuggestion;
case ax::mojom::MarkerType::kSuggestion:
return api::automation::MarkerType::kSuggestion;
case ax::mojom::MarkerType::kHighlight:
return api::automation::MarkerType::kHighlight;
}
}
api::automation::TreeChangeType ConvertToAutomationTreeChangeType(
ax::mojom::Mutation change_type) {
switch (change_type) {
case ax::mojom::Mutation::kNone:
return api::automation::TreeChangeType::kNone;
case ax::mojom::Mutation::kNodeCreated:
return api::automation::TreeChangeType::kNodeCreated;
case ax::mojom::Mutation::kSubtreeCreated:
return api::automation::TreeChangeType::kSubtreeCreated;
case ax::mojom::Mutation::kNodeChanged:
return api::automation::TreeChangeType::kNodeChanged;
case ax::mojom::Mutation::kTextChanged:
return api::automation::TreeChangeType::kTextChanged;
case ax::mojom::Mutation::kNodeRemoved:
return api::automation::TreeChangeType::kNodeRemoved;
case ax::mojom::Mutation::kSubtreeUpdateEnd:
return api::automation::TreeChangeType::kSubtreeUpdateEnd;
}
}
using AutomationFilter = api::automation::TreeChangeObserverFilter;
ui::TreeChangeObserverFilter ConvertAutomationTreeChangeObserverFilter(
AutomationFilter filter) {
switch (filter) {
case AutomationFilter::kNone:
return ui::TreeChangeObserverFilter::kNone;
case AutomationFilter::kNoTreeChanges:
return ui::TreeChangeObserverFilter::kNoTreeChanges;
case AutomationFilter::kLiveRegionTreeChanges:
return ui::TreeChangeObserverFilter::kLiveRegionTreeChanges;
case AutomationFilter::kTextMarkerChanges:
return ui::TreeChangeObserverFilter::kTextMarkerChanges;
case AutomationFilter::kAllTreeChanges:
return ui::TreeChangeObserverFilter::kAllTreeChanges;
}
}
// Maps a key, a stringification of values in ui::AXEventGenerator::Event or
// ax::mojom::Event into a value, automation::api::EventType. The runtime
// invariant is that there should be exactly the same number of values in the
// map as is the size of api::automation::EventType.
api::automation::EventType AXEventToAutomationEventType(
ax::mojom::Event event_type) {
static base::NoDestructor<std::vector<api::automation::EventType>> enum_map;
if (enum_map->empty()) {
for (int i = static_cast<int>(ax::mojom::Event::kMinValue);
i <= static_cast<int>(ax::mojom::Event::kMaxValue); i++) {
auto ax_event_type = static_cast<ax::mojom::Event>(i);
if (ui::ShouldIgnoreAXEventForAutomation(ax_event_type) ||
ax_event_type == ax::mojom::Event::kNone) {
enum_map->emplace_back(api::automation::EventType::kNone);
continue;
}
const char* val = ui::ToString(ax_event_type);
api::automation::EventType automation_event_type =
api::automation::ParseEventType(val);
if (automation_event_type == api::automation::EventType::kNone) {
NOTREACHED() << "Missing mapping from ax::mojom::Event: " << val;
}
enum_map->emplace_back(automation_event_type);
}
}
return (*enum_map)[static_cast<int>(event_type)];
}
api::automation::EventType AXGeneratedEventToAutomationEventType(
ui::AXEventGenerator::Event event_type) {
static base::NoDestructor<std::vector<api::automation::EventType>> enum_map;
if (enum_map->empty()) {
for (int i = 0;
i <= static_cast<int>(ui::AXEventGenerator::Event::MAX_VALUE); i++) {
auto ax_event_type = static_cast<ui::AXEventGenerator::Event>(i);
if (ui::ShouldIgnoreGeneratedEventForAutomation(ax_event_type)) {
enum_map->emplace_back(api::automation::EventType::kNone);
continue;
}
const char* val = ui::ToString(ax_event_type);
api::automation::EventType automation_event_type =
api::automation::ParseEventType(val);
if (automation_event_type == api::automation::EventType::kNone) {
NOTREACHED() << "Missing mapping from ui::AXEventGenerator::Event: "
<< val;
}
enum_map->emplace_back(automation_event_type);
}
}
return (*enum_map)[static_cast<int>(event_type)];
}
} // namespace extensions
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