| // Copyright (c) 2019 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. |
| |
| // Define all the base::Features used by ui/accessibility. |
| #ifndef UI_ACCESSIBILITY_ACCESSIBILITY_FEATURES_H_ |
| #define UI_ACCESSIBILITY_ACCESSIBILITY_FEATURES_H_ |
| |
| #include "base/feature_list.h" |
| #include "build/build_config.h" |
| #include "ui/accessibility/ax_base_export.h" |
| |
| namespace features { |
| |
| AX_BASE_EXPORT extern const base::Feature |
| kEnableAccessibilityExposeARIAAnnotations; |
| |
| // Returns true if ARIA annotations should be exposed to the browser AX Tree. |
| AX_BASE_EXPORT bool IsAccessibilityExposeARIAAnnotationsEnabled(); |
| |
| AX_BASE_EXPORT extern const base::Feature kEnableAccessibilityExposeDisplayNone; |
| |
| // Returns true if "display: none" nodes should be exposed to the |
| // browser process AXTree. |
| AX_BASE_EXPORT bool IsAccessibilityExposeDisplayNoneEnabled(); |
| |
| AX_BASE_EXPORT extern const base::Feature kEnableAccessibilityExposeHTMLElement; |
| |
| // Returns true if the <html> element should be exposed to the |
| // browser process AXTree (as an ignored node). |
| AX_BASE_EXPORT bool IsAccessibilityExposeHTMLElementEnabled(); |
| |
| AX_BASE_EXPORT extern const base::Feature kEnableAccessibilityLanguageDetection; |
| |
| // Return true if language detection should be used to determine the language |
| // of text content in page and exposed to the browser process AXTree. |
| AX_BASE_EXPORT bool IsAccessibilityLanguageDetectionEnabled(); |
| |
| // Serializes accessibility information from the Views tree and deserializes it |
| // into an AXTree in the browser process. |
| AX_BASE_EXPORT extern const base::Feature kEnableAccessibilityTreeForViews; |
| |
| // Returns true if the Views tree is exposed using an AXTree in the browser |
| // process. Returns false if the Views tree is exposed to accessibility |
| // directly. |
| AX_BASE_EXPORT bool IsAccessibilityTreeForViewsEnabled(); |
| |
| AX_BASE_EXPORT extern const base::Feature kAccessibilityFocusHighlight; |
| |
| // Returns true if the accessibility focus highlight feature is enabled, |
| // which draws a visual highlight around the focused element on the page |
| // briefly whenever focus changes. |
| AX_BASE_EXPORT bool IsAccessibilityFocusHighlightEnabled(); |
| |
| #if defined(OS_WIN) |
| // Enables an experimental Chrome-specific accessibility COM API |
| AX_BASE_EXPORT extern const base::Feature kIChromeAccessible; |
| |
| // Returns true if the IChromeAccessible COM API is enabled. |
| AX_BASE_EXPORT bool IsIChromeAccessibleEnabled(); |
| |
| #endif // defined(OS_WIN) |
| |
| #if defined(OS_CHROMEOS) |
| AX_BASE_EXPORT extern const base::Feature kAccessibilityCursorColor; |
| |
| // Returns true if the accessibility cursor color feature is enabled, letting |
| // users pick a custom cursor color. |
| AX_BASE_EXPORT bool IsAccessibilityCursorColorEnabled(); |
| #endif // defined(OS_CHROMEOS) |
| |
| // Enables Get Image Descriptions to augment existing images labels, |
| // rather than only provide descriptions for completely unlabeled images. |
| AX_BASE_EXPORT extern const base::Feature kAugmentExistingImageLabels; |
| |
| // Returns true if augmenting existing image labels is enabled. |
| AX_BASE_EXPORT bool IsAugmentExistingImageLabelsEnabled(); |
| |
| } // namespace features |
| |
| #endif // UI_ACCESSIBILITY_ACCESSIBILITY_FEATURES_H_ |
