chrome/browser/ui/ui_features.h

// Copyright 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.

// This file defines the browser-specific base::FeatureList features that are
// limited to top chrome UI.

#ifndef CHROME_BROWSER_UI_UI_FEATURES_H_
#define CHROME_BROWSER_UI_UI_FEATURES_H_

#include "base/feature_list.h"
#include "base/metrics/field_trial_params.h"
#include "build/branding_buildflags.h"
#include "build/build_config.h"
#include "build/chromeos_buildflags.h"
#include "chrome/common/buildflags.h"

namespace features {

// All features in alphabetical order. The features should be documented
// alongside the definition of their values in the .cc file.

extern const base::Feature kChromeLabs;

#if BUILDFLAG(GOOGLE_CHROME_BRANDING)
extern const base::Feature kChromeTipsInMainMenu;
#endif

extern const base::Feature kCommander;

extern const base::Feature kEvDetailsInPageInfo;

extern const base::Feature kExtensionsToolbarMenu;

extern const base::Feature kNewProfilePicker;

extern const base::Feature kNewTabstripAnimation;

extern const base::Feature kProminentDarkModeActiveTabTitle;

extern const base::Feature kReadLaterNewBadgePromo;

extern const base::Feature kScrollableTabStrip;
extern const char kMinimumTabWidthFeatureParameterName[];

extern const base::Feature kScrollableTabStripButtons;

extern const base::Feature kSidePanel;

extern const base::Feature kSidePanelPrototype;

extern const base::Feature kSyncConfirmationUpdatedText;

extern const base::Feature kSignInProfileCreation;

extern const base::Feature kSignInProfileCreationEnterprise;

extern const base::Feature kTabGroupsAutoCreate;

extern const base::Feature kTabGroupsCollapseFreezing;

extern const base::Feature kTabGroupsFeedback;

extern const base::Feature kTabGroupsNewBadgePromo;

extern const base::Feature kTabHoverCards;
extern const char kTabHoverCardsFeatureParameterName[];

extern const base::Feature kTabHoverCardImages;
extern const char kTabHoverCardImagesNotReadyDelayParameterName[];
extern const char kTabHoverCardImagesLoadingDelayParameterName[];
extern const char kTabHoverCardImagesLoadedDelayParameterName[];

extern const base::Feature kTabOutlinesInLowContrastThemes;

extern const base::Feature kTabSearchFuzzySearch;

extern const base::Feature kTabSearchFeedback;

extern const base::Feature kTabSearchRecentlyClosed;

// Setting this to true will ignore the distance parameter when finding matches.
// This means that it will not matter where in the string the pattern occurs.
extern const base::FeatureParam<bool> kTabSearchSearchIgnoreLocation;

// Determines how close the match must be to the beginning of the string. Eg a
// distance of 100 and threshold of 0.8 would require a perfect match to be
// within 80 characters of the beginning of the string.
extern const base::FeatureParam<int> kTabSearchSearchDistance;

// This determines how strong the match should be for the item to be included in
// the result set. Eg a threshold of 0.0 requires a perfect match, 1.0 would
// match anything. Permissible values are [0.0, 1.0].
extern const base::FeatureParam<double> kTabSearchSearchThreshold;

// These are the hardcoded minimum and maximum search threshold values for
// |kTabSearchSearchThreshold|.
constexpr double kTabSearchSearchThresholdMin = 0.0;
constexpr double kTabSearchSearchThresholdMax = 1.0;

// Controls how heavily weighted the tab's title is relative to the hostname.
extern const base::FeatureParam<double> kTabSearchTitleToHostnameWeightRatio;

// Whether to move the active tab to the bottom of the list.
extern const base::FeatureParam<bool> kTabSearchMoveActiveTabToBottom;

// Default number of recently closed entries to display by default when no
// search text is provided.
extern const base::FeatureParam<int>
    kTabSearchRecentlyClosedDefaultItemDisplayCount;

// Maximum number of recently closed entries to send in the profile data
// payload.
extern const base::FeatureParam<int> kTabSearchRecentlyClosedMaxEntries;

// Determines how screenshots of the toolbar uses Software or Hardware drawing.
// Works on Android 10+.
extern const base::Feature kToolbarUseHardwareBitmapDraw;

extern const base::Feature kWebFooterExperiment;

extern const base::Feature kWebUIBubblePerProfilePersistence;

extern const base::Feature kWebUIDownloadShelf;

extern const base::Feature kWebUITabStrip;

extern const base::Feature kWebUIFeedback;

#if BUILDFLAG(IS_CHROMEOS_ASH)
extern const base::Feature kHiddenNetworkWarning;
#endif  // BUILDFLAG(IS_CHROMEOS_ASH)

}  // namespace features

#endif  // CHROME_BROWSER_UI_UI_FEATURES_H_