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// Copyright 2019 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "ui/accessibility/accessibility_features.h"
#include "base/feature_list.h"
#include "build/build_config.h"
#include "build/chromeos_buildflags.h"
#if BUILDFLAG(IS_CHROMEOS_ASH)
#include "ash/constants/ash_features.h"
#endif
namespace features {
// Enable recognizing "aria-virtualcontent" as a valid aria property.
BASE_FEATURE(kEnableAccessibilityAriaVirtualContent,
"AccessibilityAriaVirtualContent",
base::FEATURE_DISABLED_BY_DEFAULT);
bool IsAccessibilityAriaVirtualContentEnabled() {
return base::FeatureList::IsEnabled(
::features::kEnableAccessibilityAriaVirtualContent);
}
// Enable exposing the <html> element to the browser process AXTree
// (as an ignored node).
BASE_FEATURE(kEnableAccessibilityExposeHTMLElement,
"AccessibilityExposeHTMLElement",
base::FEATURE_ENABLED_BY_DEFAULT);
bool IsAccessibilityExposeHTMLElementEnabled() {
return base::FeatureList::IsEnabled(
::features::kEnableAccessibilityExposeHTMLElement);
}
// Enable exposing ignored nodes from Blink to the browser process AXTree.
// This will allow us to simplify logic by eliminating the distiction between
// "ignored and included in the tree" from "ignored and not included in the
// tree".
BASE_FEATURE(kEnableAccessibilityExposeIgnoredNodes,
"AccessibilityExposeIgnoredNodes",
base::FEATURE_DISABLED_BY_DEFAULT);
bool IsAccessibilityExposeIgnoredNodesEnabled() {
return base::FeatureList::IsEnabled(
::features::kEnableAccessibilityExposeIgnoredNodes);
}
// Enable language detection to determine language used in page text, exposed
// on the browser process AXTree.
BASE_FEATURE(kEnableAccessibilityLanguageDetection,
"AccessibilityLanguageDetection",
base::FEATURE_DISABLED_BY_DEFAULT);
bool IsAccessibilityLanguageDetectionEnabled() {
return base::FeatureList::IsEnabled(
::features::kEnableAccessibilityLanguageDetection);
}
// Serializes accessibility information from the Views tree and deserializes it
// into an AXTree in the browser process.
BASE_FEATURE(kEnableAccessibilityTreeForViews,
"AccessibilityTreeForViews",
base::FEATURE_DISABLED_BY_DEFAULT);
bool IsAccessibilityTreeForViewsEnabled() {
return base::FeatureList::IsEnabled(
::features::kEnableAccessibilityTreeForViews);
}
BASE_FEATURE(kAccessibilityFocusHighlight,
"AccessibilityFocusHighlight",
base::FEATURE_ENABLED_BY_DEFAULT);
bool IsAccessibilityFocusHighlightEnabled() {
return base::FeatureList::IsEnabled(::features::kAccessibilityFocusHighlight);
}
BASE_FEATURE(kAutoDisableAccessibility,
"AutoDisableAccessibility",
base::FEATURE_DISABLED_BY_DEFAULT);
bool IsAutoDisableAccessibilityEnabled() {
return base::FeatureList::IsEnabled(::features::kAutoDisableAccessibility);
}
BASE_FEATURE(kTextBasedAudioDescription,
"TextBasedAudioDescription",
base::FEATURE_DISABLED_BY_DEFAULT);
bool IsTextBasedAudioDescriptionEnabled() {
return base::FeatureList::IsEnabled(::features::kTextBasedAudioDescription);
}
#if BUILDFLAG(IS_WIN)
BASE_FEATURE(kIChromeAccessible,
"IChromeAccessible",
base::FEATURE_DISABLED_BY_DEFAULT);
bool IsIChromeAccessibleEnabled() {
return base::FeatureList::IsEnabled(::features::kIChromeAccessible);
}
BASE_FEATURE(kSelectiveUIAEnablement,
"SelectiveUIAEnablement",
base::FEATURE_ENABLED_BY_DEFAULT);
// Returns true if accessibility will be selectively enabled depending on the
// UIA APIs that are called, allowing non-screenreader usage to enable less of
// the accessibility system.
bool IsSelectiveUIAEnablementEnabled() {
return base::FeatureList::IsEnabled(::features::kSelectiveUIAEnablement);
}
#endif // BUILDFLAG(IS_WIN)
#if BUILDFLAG(IS_CHROMEOS_ASH)
BASE_FEATURE(kDockedMagnifierResizing,
"DockedMagnifierResizing",
base::FEATURE_ENABLED_BY_DEFAULT);
bool IsDockedMagnifierResizingEnabled() {
return base::FeatureList::IsEnabled(::features::kDockedMagnifierResizing);
}
bool IsDictationOfflineAvailable() {
return base::FeatureList::IsEnabled(
ash::features::kOnDeviceSpeechRecognition);
}
BASE_FEATURE(kExperimentalAccessibilityDictationWithPumpkin,
"ExperimentalAccessibilityDictationWithPumpkin",
base::FEATURE_DISABLED_BY_DEFAULT);
bool IsExperimentalAccessibilityDictationWithPumpkinEnabled() {
return base::FeatureList::IsEnabled(
::features::kExperimentalAccessibilityDictationWithPumpkin);
}
BASE_FEATURE(kExperimentalAccessibilityDictationMoreCommands,
"ExperimentalAccessibilityDictationMoreCommands",
base::FEATURE_DISABLED_BY_DEFAULT);
bool IsExperimentalAccessibilityDictationMoreCommandsEnabled() {
return base::FeatureList::IsEnabled(
::features::kExperimentalAccessibilityDictationMoreCommands);
}
BASE_FEATURE(kExperimentalAccessibilityGoogleTtsLanguagePacks,
"ExperimentalAccessibilityGoogleTtsLanguagePacks",
base::FEATURE_DISABLED_BY_DEFAULT);
bool IsExperimentalAccessibilityGoogleTtsLanguagePacksEnabled() {
return base::FeatureList::IsEnabled(
::features::kExperimentalAccessibilityGoogleTtsLanguagePacks);
}
BASE_FEATURE(kEnhancedNetworkVoices,
"EnhancedNetworkVoices",
base::FEATURE_ENABLED_BY_DEFAULT);
bool IsEnhancedNetworkVoicesEnabled() {
return base::FeatureList::IsEnabled(::features::kEnhancedNetworkVoices);
}
BASE_FEATURE(kAccessibilityOSSettingsVisibility,
"AccessibilityOSSettingsVisibility",
base::FEATURE_ENABLED_BY_DEFAULT);
bool IsAccessibilityOSSettingsVisibilityEnabled() {
return base::FeatureList::IsEnabled(
::features::kAccessibilityOSSettingsVisibility);
}
BASE_FEATURE(kAccessibilityService,
"AccessibilityService",
base::FEATURE_DISABLED_BY_DEFAULT);
bool IsAccessibilityServiceEnabled() {
return base::FeatureList::IsEnabled(::features::kAccessibilityService);
}
BASE_FEATURE(kExperimentalAccessibilityColorEnhancementSettings,
"ExperimentalAccessibilityColorEnhancementSettings",
base::FEATURE_DISABLED_BY_DEFAULT);
bool AreExperimentalAccessibilityColorEnhancementSettingsEnabled() {
return base::FeatureList::IsEnabled(
::features::kExperimentalAccessibilityColorEnhancementSettings);
}
BASE_FEATURE(kAccessibilitySelectToSpeakPageMigration,
"AccessibilitySelectToSpeakPageMigration",
base::FEATURE_DISABLED_BY_DEFAULT);
bool IsAccessibilitySelectToSpeakPageMigrationEnabled() {
return base::FeatureList::IsEnabled(
::features::kAccessibilitySelectToSpeakPageMigration);
}
BASE_FEATURE(kAccessibilitySelectToSpeakPrefsMigration,
"AccessibilitySelectToSpeakPrefsMigration",
base::FEATURE_DISABLED_BY_DEFAULT);
bool IsAccessibilitySelectToSpeakPrefsMigrationEnabled() {
return base::FeatureList::IsEnabled(
::features::kAccessibilitySelectToSpeakPrefsMigration);
}
#endif // BUILDFLAG(IS_CHROMEOS_ASH)
BASE_FEATURE(kAugmentExistingImageLabels,
"AugmentExistingImageLabels",
base::FEATURE_DISABLED_BY_DEFAULT);
bool IsAugmentExistingImageLabelsEnabled() {
return base::FeatureList::IsEnabled(::features::kAugmentExistingImageLabels);
}
BASE_FEATURE(kUseAXPositionForDocumentMarkers,
"UseAXPositionForDocumentMarkers",
base::FEATURE_DISABLED_BY_DEFAULT);
bool IsUseAXPositionForDocumentMarkersEnabled() {
return base::FeatureList::IsEnabled(
::features::kUseAXPositionForDocumentMarkers);
}
BASE_FEATURE(kEnableAriaElementReflection,
"EnableAriaElementReflection",
base::FEATURE_DISABLED_BY_DEFAULT);
bool IsAriaElementReflectionEnabled() {
return base::FeatureList::IsEnabled(::features::kEnableAriaElementReflection);
}
BASE_FEATURE(kAblateSendPendingAccessibilityEvents,
"AblateSendPendingAccessibilityEvents",
base::FEATURE_DISABLED_BY_DEFAULT);
bool IsAblateSendPendingAccessibilityEventsEnabled() {
return base::FeatureList::IsEnabled(
::features::kAblateSendPendingAccessibilityEvents);
}
#if BUILDFLAG(IS_ANDROID)
BASE_FEATURE(kComputeAXMode,
"ComputeAXMode",
base::FEATURE_DISABLED_BY_DEFAULT);
bool IsComputeAXModeEnabled() {
return base::FeatureList::IsEnabled(::features::kComputeAXMode);
}
BASE_FEATURE(kOptimizeAccessibilityUiThreadWork,
"OptimizeAccessibilityUiThreadWork",
base::FEATURE_DISABLED_BY_DEFAULT);
bool IsOptimizeAccessibilityUiThreadWorkEnabled() {
return base::FeatureList::IsEnabled(
::features::kOptimizeAccessibilityUiThreadWork);
}
#endif // BUILDFLAG(IS_ANDROID)
#if !BUILDFLAG(IS_ANDROID)
BASE_FEATURE(kReadAnything, "ReadAnything", base::FEATURE_DISABLED_BY_DEFAULT);
bool IsReadAnythingEnabled() {
return base::FeatureList::IsEnabled(::features::kReadAnything);
}
BASE_FEATURE(kReadAnythingWithScreen2x,
"ReadAnythingWithScreen2x",
base::FEATURE_DISABLED_BY_DEFAULT);
bool IsReadAnythingWithScreen2xEnabled() {
return base::FeatureList::IsEnabled(::features::kReadAnythingWithScreen2x);
}
BASE_FEATURE(kScreenAI, "ScreenAI", base::FEATURE_DISABLED_BY_DEFAULT);
bool IsScreenAIVisualAnnotationsEnabled() {
return base::FeatureList::IsEnabled(::features::kScreenAI);
}
bool IsScreenAIServiceNeeded() {
return IsPdfOcrEnabled() || IsScreenAIVisualAnnotationsEnabled() ||
IsReadAnythingWithScreen2xEnabled();
}
// This feature is only for debug purposes and for security/privacy reasons,
// should be never enabled by default .
BASE_FEATURE(kScreenAIDebugMode,
"ScreenAIDebugMode",
base::FEATURE_DISABLED_BY_DEFAULT);
bool IsScreenAIDebugModeEnabled() {
return base::FeatureList::IsEnabled(::features::kScreenAIDebugMode);
}
BASE_FEATURE(kScreenAIUseLayoutExtraction,
"ScreenAIUseLayoutExtraction",
base::FEATURE_DISABLED_BY_DEFAULT);
bool IsScreenAIUseLayoutExtractionEnabled() {
return base::FeatureList::IsEnabled(::features::kScreenAIUseLayoutExtraction);
}
BASE_FEATURE(kPdfOcr, "PdfOcr", base::FEATURE_DISABLED_BY_DEFAULT);
bool IsPdfOcrEnabled() {
return base::FeatureList::IsEnabled(::features::kPdfOcr);
}
#endif // !BUILDFLAG(IS_ANDROID)
} // namespace features
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