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// Copyright 2017 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.
#include "ui/base/ui_base_features.h"
#include "ui/base/ui_base_switches_util.h"
#if defined(OS_WIN)
#include "base/win/windows_version.h"
#endif
namespace features {
// If enabled, the emoji picker context menu item may be shown for editable
// text areas.
const base::Feature kEnableEmojiContextMenu{"EnableEmojiContextMenu",
base::FEATURE_DISABLED_BY_DEFAULT};
// Enables the floating virtual keyboard behavior.
const base::Feature kEnableFloatingVirtualKeyboard = {
"enable-floating-virtual-keyboard", base::FEATURE_DISABLED_BY_DEFAULT};
// Enables the full screen handwriting virtual keyboard behavior.
const base::Feature kEnableFullscreenHandwritingVirtualKeyboard = {
"enable-fullscreen-handwriting-virtual-keyboard",
base::FEATURE_DISABLED_BY_DEFAULT};
const base::Feature kEnableStylusVirtualKeyboard = {
"enable-stylus-virtual-keyboard", base::FEATURE_DISABLED_BY_DEFAULT};
// Applies the material design mode to elements throughout Chrome (not just top
// Chrome).
const base::Feature kSecondaryUiMd = {"SecondaryUiMd",
// Enabled by default on Windows, Mac and Desktop Linux.
// http://crbug.com/775847.
#if defined(OS_WIN) || defined(OS_MACOSX) || \
(defined(OS_LINUX) && !defined(OS_CHROMEOS))
base::FEATURE_ENABLED_BY_DEFAULT
#else
base::FEATURE_DISABLED_BY_DEFAULT
#endif
};
const base::Feature kTouchableAppContextMenu = {
"EnableTouchableAppContextMenu", base::FEATURE_DISABLED_BY_DEFAULT};
bool IsTouchableAppContextMenuEnabled() {
return base::FeatureList::IsEnabled(kTouchableAppContextMenu) ||
switches::IsTouchableAppContextMenuEnabled();
}
#if defined(OS_WIN)
// Enables stylus appearing as touch when in contact with digitizer.
const base::Feature kDirectManipulationStylus = {
"DirectManipulationStylus", base::FEATURE_ENABLED_BY_DEFAULT};
// Enables using WM_POINTER instead of WM_TOUCH for touch events.
const base::Feature kPointerEventsForTouch = {"PointerEventsForTouch",
base::FEATURE_ENABLED_BY_DEFAULT};
// Enables using TSF (over IMM32) for IME.
const base::Feature kTSFImeSupport = {"TSFImeSupport",
base::FEATURE_DISABLED_BY_DEFAULT};
bool IsUsingWMPointerForTouch() {
return base::win::GetVersion() >= base::win::VERSION_WIN8 &&
base::FeatureList::IsEnabled(kPointerEventsForTouch);
}
// Enables DirectManipulation API for processing Precision Touchpad events.
const base::Feature kPrecisionTouchpad{"PrecisionTouchpad",
base::FEATURE_ENABLED_BY_DEFAULT};
// Enables Swipe left/right to navigation back/forward API for processing
// Precision Touchpad events.
const base::Feature kPrecisionTouchpadScrollPhase{
"PrecisionTouchpadScrollPhase", base::FEATURE_ENABLED_BY_DEFAULT};
#endif // defined(OS_WIN)
// Used to have ash run in its own process. This implicitly turns on the
// WindowService. That is, if this is set IsMusEnabled() returns true.
const base::Feature kMash = {"Mash", base::FEATURE_DISABLED_BY_DEFAULT};
// Used to control the mus service (aka the UI service). This makes mus run in
// process.
const base::Feature kMus = {"Mus", base::FEATURE_DISABLED_BY_DEFAULT};
bool IsMusEnabled() {
#if defined(USE_AURA)
return base::FeatureList::IsEnabled(features::kMus) ||
base::FeatureList::IsEnabled(features::kMash);
#else
return false;
#endif
}
#if defined(OS_MACOSX)
// When enabled, the NSWindows for apps will be created in the app's process,
// and will forward input to the browser process.
const base::Feature kHostWindowsInAppShimProcess{
"HostWindowsInAppShimProcess", base::FEATURE_DISABLED_BY_DEFAULT};
bool HostWindowsInAppShimProcess() {
return base::FeatureList::IsEnabled(kHostWindowsInAppShimProcess);
}
#if BUILDFLAG(MAC_VIEWS_BROWSER)
// Causes Views browser builds to use Views browser windows by default rather
// than Cocoa browser windows.
const base::Feature kViewsBrowserWindows{"ViewsBrowserWindows",
base::FEATURE_DISABLED_BY_DEFAULT};
// Returns whether a Views-capable browser build should use the Cocoa browser
// UI.
bool IsViewsBrowserCocoa() {
return !base::FeatureList::IsEnabled(kViewsBrowserWindows);
}
#endif // BUILDFLAG(MAC_VIEWS_BROWSER)
#endif // defined(OS_MACOSX)
} // namespace features
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