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cef/patch/patches/light_mode_3534.patch

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diff --git base/win/dark_mode_support.cc base/win/dark_mode_support.cc
index 73d6ad5e9bb36..6c450e79c0f94 100644
--- base/win/dark_mode_support.cc
+++ base/win/dark_mode_support.cc
@@ -7,6 +7,7 @@
#include <windows.h>
#include "base/check.h"
+#include "base/command_line.h"
#include "base/native_library.h"
#include "base/win/win_util.h"
#include "base/win/windows_version.h"
@@ -89,11 +90,20 @@ const DarkModeSupport& GetDarkModeSupport() {
return dark_mode_support;
}
+bool IsForcedLightMode() {
+ static bool kIsForcedLightMode =
+ base::CommandLine::ForCurrentProcess()->HasSwitch(
+ "force-light-mode");
+ return kIsForcedLightMode;
+}
+
} // namespace
namespace base::win {
bool IsDarkModeAvailable() {
+ if (IsForcedLightMode())
+ return false;
auto& dark_mode_support = GetDarkModeSupport();
return (dark_mode_support.allow_dark_mode_for_app ||
dark_mode_support.set_preferred_app_mode) &&
diff --git chrome/browser/ui/views/chrome_browser_main_extra_parts_views_linux.cc chrome/browser/ui/views/chrome_browser_main_extra_parts_views_linux.cc
index a4fc1857349e4..65f620ac8e289 100644
--- chrome/browser/ui/views/chrome_browser_main_extra_parts_views_linux.cc
+++ chrome/browser/ui/views/chrome_browser_main_extra_parts_views_linux.cc
@@ -56,7 +56,10 @@ void ChromeBrowserMainExtraPartsViewsLinux::ToolkitInitialized() {
ui::CursorFactory::GetInstance()->ObserveThemeChanges();
}
#if defined(USE_DBUS)
- dark_mode_manager_ = std::make_unique<ui::DarkModeManagerLinux>();
+ if (!ui::NativeTheme::IsForcedDarkMode() &&
+ !ui::NativeTheme::IsForcedLightMode()) {
+ dark_mode_manager_ = std::make_unique<ui::DarkModeManagerLinux>();
+ }
#endif
}
diff --git ui/gtk/native_theme_gtk.cc ui/gtk/native_theme_gtk.cc
index 184939bdb8b3d..bb13d7c74e20b 100644
--- ui/gtk/native_theme_gtk.cc
+++ ui/gtk/native_theme_gtk.cc
@@ -156,9 +156,11 @@ void NativeThemeGtk::OnThemeChanged(GtkSettings* settings,
// have a light variant and aren't affected by the setting. Because of this,
// experimentally check if the theme is dark by checking if the window
// background color is dark.
- const SkColor window_bg_color = GetBgColor("");
- set_use_dark_colors(IsForcedDarkMode() ||
- color_utils::IsDark(window_bg_color));
+ if (!IsForcedLightMode()) {
+ const SkColor window_bg_color = GetBgColor("");
+ set_use_dark_colors(IsForcedDarkMode() ||
+ color_utils::IsDark(window_bg_color));
+ }
set_preferred_color_scheme(CalculatePreferredColorScheme());
// GTK doesn't have a native high contrast setting. Rather, it's implied by
diff --git ui/native_theme/native_theme.cc ui/native_theme/native_theme.cc
index 728069cfdba9a..3561f49631e5c 100644
--- ui/native_theme/native_theme.cc
+++ ui/native_theme/native_theme.cc
@@ -146,6 +146,7 @@ void NativeTheme::NotifyOnNativeThemeUpdated() {
color_provider_manager.ResetColorProviderCache();
native_theme_observers_.Notify(&NativeThemeObserver::OnNativeThemeUpdated,
this);
+ color_provider_manager.AfterNativeThemeUpdated();
RecordNumColorProvidersInitializedDuringOnNativeThemeUpdated(
color_provider_manager.num_providers_initialized() -
@@ -288,6 +289,13 @@ bool NativeTheme::IsForcedDarkMode() {
return kIsForcedDarkMode;
}
+bool NativeTheme::IsForcedLightMode() {
+ static bool kIsForcedLightMode =
+ base::CommandLine::ForCurrentProcess()->HasSwitch(
+ "force-light-mode");
+ return kIsForcedLightMode;
+}
+
bool NativeTheme::IsForcedHighContrast() {
static bool kIsForcedHighContrast =
base::CommandLine::ForCurrentProcess()->HasSwitch(
diff --git ui/native_theme/native_theme.h ui/native_theme/native_theme.h
index b2a7455c7e005..77170b90189c8 100644
--- ui/native_theme/native_theme.h
+++ ui/native_theme/native_theme.h
@@ -610,6 +610,9 @@ class NATIVE_THEME_EXPORT NativeTheme {
// Calculates and returns the use overlay scrollbar setting.
static bool CalculateUseOverlayScrollbar();
+ // Whether light mode is forced via command-line flag.
+ static bool IsForcedLightMode();
+
protected:
explicit NativeTheme(
bool should_only_use_dark_colors,
diff --git ui/native_theme/native_theme_mac.mm ui/native_theme/native_theme_mac.mm
index dc1224ca2fa27..b2a0ce01b4611 100644
--- ui/native_theme/native_theme_mac.mm
+++ ui/native_theme/native_theme_mac.mm
@@ -585,11 +585,15 @@ void NativeThemeMac::PaintSelectedMenuItem(
void NativeThemeMac::InitializeDarkModeStateAndObserver() {
__block auto theme = this;
- set_use_dark_colors(IsDarkMode());
+ if (!IsForcedLightMode()) {
+ set_use_dark_colors(IsForcedDarkMode() || IsDarkMode());
+ }
set_preferred_color_scheme(CalculatePreferredColorScheme());
appearance_observer_ =
[[NativeThemeEffectiveAppearanceObserver alloc] initWithHandler:^{
- theme->set_use_dark_colors(IsDarkMode());
+ if (!IsForcedLightMode()) {
+ theme->set_use_dark_colors(IsForcedDarkMode() || IsDarkMode());
+ }
theme->set_preferred_color_scheme(CalculatePreferredColorScheme());
theme->NotifyOnNativeThemeUpdated();
}];
diff --git ui/native_theme/native_theme_win.cc ui/native_theme/native_theme_win.cc
index 1b098cbb291fe..fc8f22b7db5a3 100644
--- ui/native_theme/native_theme_win.cc
+++ ui/native_theme/native_theme_win.cc
@@ -676,14 +676,17 @@ bool NativeThemeWin::ShouldUseDarkColors() const {
// Windows high contrast modes are entirely different themes,
// so let them take priority over dark mode.
// ...unless --force-dark-mode was specified in which case caveat emptor.
- if (InForcedColorsMode() && !IsForcedDarkMode())
+ if (supports_windows_dark_mode_ && IsForcedDarkMode()) {
+ return true;
+ }
+ if (InForcedColorsMode())
return false;
return NativeTheme::ShouldUseDarkColors();
}
NativeTheme::PreferredColorScheme
NativeThemeWin::CalculatePreferredColorScheme() const {
- if (!InForcedColorsMode())
+ if (!InForcedColorsMode() || !supports_windows_dark_mode_)
return NativeTheme::CalculatePreferredColorScheme();
// According to the spec, the preferred color scheme for web content is 'dark'
@@ -1653,8 +1656,9 @@ void NativeThemeWin::RegisterColorFilteringRegkeyObserver() {
}
void NativeThemeWin::UpdateDarkModeStatus() {
- bool dark_mode_enabled = false;
- if (hkcu_themes_regkey_.Valid()) {
+ bool dark_mode_enabled = ShouldUseDarkColors();
+ if (supports_windows_dark_mode_ && !IsForcedDarkMode() &&
+ hkcu_themes_regkey_.Valid()) {
DWORD apps_use_light_theme = 1;
hkcu_themes_regkey_.ReadValueDW(L"AppsUseLightTheme",
&apps_use_light_theme);
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