1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
|
// 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",
#if defined(OS_MACOSX) || defined(OS_CHROMEOS)
base::FEATURE_ENABLED_BY_DEFAULT
#else
base::FEATURE_DISABLED_BY_DEFAULT
#endif
};
// Enables the floating virtual keyboard behavior.
const base::Feature kEnableFloatingVirtualKeyboard = {
"enable-floating-virtual-keyboard", base::FEATURE_ENABLED_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};
// If enabled, uses the Material Design UI for virtual keyboard.
const base::Feature kEnableVirtualKeyboardMdUi = {
"EnableVirtualKeyboardMdUi", base::FEATURE_ENABLED_BY_DEFAULT};
const base::Feature kEnableVirtualKeyboardUkm = {
"EnableVirtualKeyboardUkm", base::FEATURE_DISABLED_BY_DEFAULT};
// Enables all upcoming UI features.
const base::Feature kExperimentalUi{"ExperimentalUi",
base::FEATURE_DISABLED_BY_DEFAULT};
// Applies the material design mode to elements throughout Chrome (not just top
// Chrome).
const base::Feature kSecondaryUiMd = {"SecondaryUiMd",
base::FEATURE_ENABLED_BY_DEFAULT};
// Allows system keyboard event capture when |features::kKeyboardLockApi| is on.
const base::Feature kSystemKeyboardLock{"SystemKeyboardLock",
base::FEATURE_ENABLED_BY_DEFAULT};
const base::Feature kTouchableAppContextMenu = {
"EnableTouchableAppContextMenu", base::FEATURE_DISABLED_BY_DEFAULT};
bool IsTouchableAppContextMenuEnabled() {
return base::FeatureList::IsEnabled(kTouchableAppContextMenu) ||
switches::IsTouchableAppContextMenuEnabled();
}
const base::Feature kNotificationIndicator = {
"EnableNotificationIndicator", base::FEATURE_DISABLED_BY_DEFAULT};
bool IsNotificationIndicatorEnabled() {
return base::FeatureList::IsEnabled(kNotificationIndicator);
}
// Enables GPU rasterization for all UI drawing (where not blacklisted).
const base::Feature kUiGpuRasterization = {"UiGpuRasterization",
#if defined(OS_MACOSX)
base::FEATURE_ENABLED_BY_DEFAULT
#else
base::FEATURE_DISABLED_BY_DEFAULT
#endif
};
bool IsUiGpuRasterizationEnabled() {
return base::FeatureList::IsEnabled(kUiGpuRasterization);
}
// Enables scrolling with layers under ui using the ui::Compositor.
const base::Feature kUiCompositorScrollWithLayers = {
"UiCompositorScrollWithLayers",
// TODO(https://crbug.com/615948): Use composited scrolling on all platforms.
#if defined(OS_MACOSX)
base::FEATURE_ENABLED_BY_DEFAULT
#else
base::FEATURE_DISABLED_BY_DEFAULT
#endif
};
#if defined(OS_WIN)
// Enables InputPane API for controlling on screen keyboard.
const base::Feature kInputPaneOnScreenKeyboard = {
"InputPaneOnScreenKeyboard", 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)
#if defined(OS_WIN) || defined(OS_MACOSX) || defined(OS_LINUX)
// Enables stylus appearing as touch when in contact with digitizer.
const base::Feature kDirectManipulationStylus = {
"DirectManipulationStylus",
#if defined(OS_WIN)
base::FEATURE_ENABLED_BY_DEFAULT
#else
base::FEATURE_DISABLED_BY_DEFAULT
#endif
};
#endif // defined(OS_WIN) || defined(OS_MACOSX) || defined(OS_LINUX)
const base::Feature kMash = {"Mash", base::FEATURE_DISABLED_BY_DEFAULT};
const base::Feature kMashDeprecated = {"MashDeprecated",
base::FEATURE_DISABLED_BY_DEFAULT};
bool IsAshInBrowserProcess() {
return !base::FeatureList::IsEnabled(features::kMashDeprecated) &&
!base::FeatureList::IsEnabled(features::kMash);
}
#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) &&
!base::FeatureList::IsEnabled(kExperimentalUi);
}
#endif // BUILDFLAG(MAC_VIEWS_BROWSER)
#endif // defined(OS_MACOSX)
} // namespace features
|
