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455 lines
16 KiB
455 lines
16 KiB
diff --git a/chrome/browser/ui/BUILD.gn b/chrome/browser/ui/BUILD.gn
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index 3470da1..ff39851b 100644
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--- a/chrome/browser/ui/BUILD.gn
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+++ b/chrome/browser/ui/BUILD.gn
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@@ -5628,8 +5628,12 @@
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sources += [
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"views/chrome_browser_main_extra_parts_views_linux.cc",
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"views/chrome_browser_main_extra_parts_views_linux.h",
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+ "views/dark_mode_manager_linux.cc",
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+ "views/dark_mode_manager_linux.h",
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]
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deps += [
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+ "//components/dbus/thread_linux",
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+ "//dbus",
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"//ui/base/cursor",
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"//ui/ozone",
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]
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diff --git a/chrome/browser/ui/DEPS b/chrome/browser/ui/DEPS
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index fc3fab23..b56a704e 100644
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--- a/chrome/browser/ui/DEPS
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+++ b/chrome/browser/ui/DEPS
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@@ -42,6 +42,9 @@
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"browser_navigator_browsertest\.cc": [
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"+ash/shell.h",
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],
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+ "dark_mode_manager_linux\.cc": [
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+ "+dbus",
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+ ],
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"fullscreen_controller_interactive_browsertest\.cc": [
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"+ash/shell.h",
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],
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diff --git a/chrome/browser/ui/views/chrome_browser_main_extra_parts_views_linux.cc b/chrome/browser/ui/views/chrome_browser_main_extra_parts_views_linux.cc
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index dbc9cc4e..d7fad5b 100644
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--- a/chrome/browser/ui/views/chrome_browser_main_extra_parts_views_linux.cc
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+++ b/chrome/browser/ui/views/chrome_browser_main_extra_parts_views_linux.cc
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@@ -7,6 +7,7 @@
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#include "base/metrics/histogram_macros.h"
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#include "chrome/browser/themes/theme_service_aura_linux.h"
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#include "chrome/browser/ui/browser_list.h"
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+#include "chrome/browser/ui/views/dark_mode_manager_linux.h"
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#include "chrome/browser/ui/views/theme_profile_key.h"
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#include "ui/base/buildflags.h"
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#include "ui/base/cursor/cursor_factory.h"
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@@ -56,6 +57,8 @@
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UMA_HISTOGRAM_ENUMERATION("Linux.SystemTheme.Default",
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linux_ui_theme->GetNativeTheme()->system_theme());
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}
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+
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+ dark_mode_manager_ = std::make_unique<ui::DarkModeManagerLinux>();
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}
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void ChromeBrowserMainExtraPartsViewsLinux::PreCreateThreads() {
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diff --git a/chrome/browser/ui/views/chrome_browser_main_extra_parts_views_linux.h b/chrome/browser/ui/views/chrome_browser_main_extra_parts_views_linux.h
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index 392d14c..6deb520 100644
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--- a/chrome/browser/ui/views/chrome_browser_main_extra_parts_views_linux.h
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+++ b/chrome/browser/ui/views/chrome_browser_main_extra_parts_views_linux.h
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@@ -13,6 +13,7 @@
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namespace ui {
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class LinuxUiGetter;
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+class DarkModeManagerLinux;
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}
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// Extra parts, which are used by both Ozone/X11/Wayland and inherited by the
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@@ -41,6 +42,8 @@
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absl::optional<display::ScopedDisplayObserver> display_observer_;
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std::unique_ptr<ui::LinuxUiGetter> linux_ui_getter_;
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+
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+ std::unique_ptr<ui::DarkModeManagerLinux> dark_mode_manager_;
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};
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#endif // CHROME_BROWSER_UI_VIEWS_CHROME_BROWSER_MAIN_EXTRA_PARTS_VIEWS_LINUX_H_
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diff --git a/chrome/browser/ui/views/dark_mode_manager_linux.cc b/chrome/browser/ui/views/dark_mode_manager_linux.cc
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new file mode 100644
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index 0000000..bb638f7
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--- /dev/null
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+++ b/chrome/browser/ui/views/dark_mode_manager_linux.cc
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@@ -0,0 +1,160 @@
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+// Copyright 2023 The Chromium Authors
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+// Use of this source code is governed by a BSD-style license that can be
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+// found in the LICENSE file.
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+
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+#include "chrome/browser/ui/views/dark_mode_manager_linux.h"
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+
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+#include "base/functional/bind.h"
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+#include "base/logging.h"
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+#include "components/dbus/thread_linux/dbus_thread_linux.h"
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+#include "dbus/bus.h"
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+#include "dbus/message.h"
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+#include "dbus/object_proxy.h"
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+#include "ui/linux/linux_ui.h"
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+#include "ui/linux/linux_ui_factory.h"
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+#include "ui/native_theme/native_theme.h"
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+
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+namespace {
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+
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+constexpr char kFreedesktopSettingsService[] = "org.freedesktop.portal.Desktop";
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+constexpr char kFreedesktopSettingsObjectPath[] =
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+ "/org/freedesktop/portal/desktop";
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+constexpr char kFreedesktopSettingsInterface[] =
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+ "org.freedesktop.portal.Settings";
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+constexpr char kSettingChangedSignal[] = "SettingChanged";
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+constexpr char kReadMethod[] = "Read";
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+constexpr char kSettingsNamespace[] = "org.freedesktop.appearance";
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+constexpr char kColorSchemeKey[] = "color-scheme";
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+constexpr int kFreedesktopColorSchemeDark = 1;
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+
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+scoped_refptr<dbus::Bus> CreateBus() {
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+ dbus::Bus::Options options;
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+ options.bus_type = dbus::Bus::SESSION;
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+ options.connection_type = dbus::Bus::PRIVATE;
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+ options.dbus_task_runner = dbus_thread_linux::GetTaskRunner();
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+ return base::MakeRefCounted<dbus::Bus>(options);
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+}
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+
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+} // namespace
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+
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+namespace ui {
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+
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+DarkModeManagerLinux::DarkModeManagerLinux()
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+ : bus_(CreateBus()),
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+ settings_proxy_(bus_->GetObjectProxy(
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+ kFreedesktopSettingsService,
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+ dbus::ObjectPath(kFreedesktopSettingsObjectPath))) {
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+ // Subscribe to changes in the color scheme preference.
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+ settings_proxy_->ConnectToSignal(
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+ kFreedesktopSettingsInterface, kSettingChangedSignal,
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+ base::BindRepeating(&DarkModeManagerLinux::OnPortalSettingChanged,
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+ weak_ptr_factory_.GetWeakPtr()),
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+ base::BindOnce(&DarkModeManagerLinux::OnSignalConnected,
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+ weak_ptr_factory_.GetWeakPtr()));
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+
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+ // Read initial color scheme preference.
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+ dbus::MethodCall method_call(kFreedesktopSettingsInterface, kReadMethod);
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+ dbus::MessageWriter writer(&method_call);
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+ writer.AppendString(kSettingsNamespace);
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+ writer.AppendString(kColorSchemeKey);
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+ settings_proxy_->CallMethod(
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+ &method_call, dbus::ObjectProxy::TIMEOUT_USE_DEFAULT,
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+ base::BindOnce(&DarkModeManagerLinux::OnReadColorSchemeResponse,
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+ weak_ptr_factory_.GetWeakPtr()));
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+
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+ // Read the toolkit preference while asynchronously fetching the
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+ // portal preference.
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+ if (auto* linux_ui_theme = ui::GetDefaultLinuxUiTheme()) {
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+ auto* native_theme = linux_ui_theme->GetNativeTheme();
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+ native_theme_observer_.Observe(native_theme);
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+ SetColorScheme(native_theme->ShouldUseDarkColors());
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+ }
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+}
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+
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+DarkModeManagerLinux::~DarkModeManagerLinux() {
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+ settings_proxy_ = nullptr;
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+ dbus::Bus* const bus_ptr = bus_.get();
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+ bus_ptr->GetDBusTaskRunner()->PostTask(
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+ FROM_HERE, base::BindOnce(&dbus::Bus::ShutdownAndBlock, std::move(bus_)));
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+}
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+
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+void DarkModeManagerLinux::OnNativeThemeUpdated(
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+ ui::NativeTheme* observed_theme) {
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+ SetColorScheme(observed_theme->ShouldUseDarkColors());
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+}
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+
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+void DarkModeManagerLinux::OnSignalConnected(const std::string& interface_name,
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+ const std::string& signal_name,
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+ bool connected) {
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+ // Nothing to do. Continue using the toolkit setting if !connected.
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+}
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+
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+void DarkModeManagerLinux::OnPortalSettingChanged(dbus::Signal* signal) {
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+ dbus::MessageReader reader(signal);
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+
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+ std::string namespace_changed;
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+ std::string key_changed;
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+ dbus::MessageReader variant_reader(nullptr);
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+ if (!reader.PopString(&namespace_changed) ||
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+ !reader.PopString(&key_changed) || !reader.PopVariant(&variant_reader)) {
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+ LOG(ERROR) << "Received malformed Setting Changed signal from "
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+ "org.freedesktop.portal.Settings";
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+ return;
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+ }
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+
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+ if (namespace_changed != kSettingsNamespace ||
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+ key_changed != kColorSchemeKey) {
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+ return;
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+ }
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+
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+ uint32_t new_color_scheme;
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+ if (!variant_reader.PopUint32(&new_color_scheme)) {
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+ LOG(ERROR)
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+ << "Failed to read color-scheme value from SettingChanged signal";
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+ return;
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+ }
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+
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+ SetColorScheme(new_color_scheme == kFreedesktopColorSchemeDark);
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+}
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+
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+void DarkModeManagerLinux::OnReadColorSchemeResponse(dbus::Response* response) {
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+ if (!response) {
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+ // Continue using the toolkit setting.
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+ return;
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+ }
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+
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+ dbus::MessageReader reader(response);
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+ dbus::MessageReader variant_reader(nullptr);
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+ if (!reader.PopVariant(&variant_reader)) {
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+ LOG(ERROR) << "Failed to read variant from Read method response";
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+ return;
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+ }
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+
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+ uint32_t new_color_scheme;
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+ if (!variant_reader.PopVariantOfUint32(&new_color_scheme)) {
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+ LOG(ERROR) << "Failed to read color-scheme value from Read "
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+ "method response";
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+ return;
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+ }
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+
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+ // Ignore future updates from the toolkit theme.
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+ native_theme_observer_.Reset();
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+
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+ SetColorScheme(new_color_scheme == kFreedesktopColorSchemeDark);
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+}
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+
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+void DarkModeManagerLinux::SetColorScheme(bool prefer_dark_theme) {
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+ if (prefer_dark_theme_ == prefer_dark_theme) {
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+ return;
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+ }
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+ prefer_dark_theme_ = prefer_dark_theme;
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+
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+ NativeTheme* web_theme = NativeTheme::GetInstanceForWeb();
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+ web_theme->set_use_dark_colors(prefer_dark_theme_);
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+ web_theme->set_preferred_color_scheme(
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+ prefer_dark_theme_ ? NativeTheme::PreferredColorScheme::kDark
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+ : NativeTheme::PreferredColorScheme::kLight);
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+ web_theme->NotifyOnNativeThemeUpdated();
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+}
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+
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+} // namespace ui
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diff --git a/chrome/browser/ui/views/dark_mode_manager_linux.h b/chrome/browser/ui/views/dark_mode_manager_linux.h
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new file mode 100644
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index 0000000..34b07ff
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--- /dev/null
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+++ b/chrome/browser/ui/views/dark_mode_manager_linux.h
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@@ -0,0 +1,62 @@
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+// Copyright 2023 The Chromium Authors
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+// Use of this source code is governed by a BSD-style license that can be
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+// found in the LICENSE file.
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+
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+#ifndef CHROME_BROWSER_UI_VIEWS_DARK_MODE_MANAGER_LINUX_H_
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+#define CHROME_BROWSER_UI_VIEWS_DARK_MODE_MANAGER_LINUX_H_
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+
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+#include <string>
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+
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+#include "base/memory/scoped_refptr.h"
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+#include "base/memory/weak_ptr.h"
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+#include "base/scoped_observation.h"
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+#include "ui/native_theme/native_theme_observer.h"
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+
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+namespace dbus {
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+class Bus;
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+class ObjectProxy;
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+class Response;
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+class Signal;
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+} // namespace dbus
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+
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+namespace ui {
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+
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+// Observes the system color scheme preference using
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+// org.freedesktop.portal.Settings. Falls back to the toolkit preference if
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+// org.freedesktop.portal.Settings is unavailable. Propagates the dark mode
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+// preference to the web theme.
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+class DarkModeManagerLinux : public NativeThemeObserver {
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+ public:
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+ DarkModeManagerLinux();
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+ DarkModeManagerLinux(const DarkModeManagerLinux&) = delete;
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+ DarkModeManagerLinux& operator=(const DarkModeManagerLinux&) = delete;
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+ ~DarkModeManagerLinux() override;
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+
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+ private:
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+ // ui::NativeThemeObserver:
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+ void OnNativeThemeUpdated(ui::NativeTheme* observed_theme) override;
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+
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+ // D-Bus async handlers
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+ void OnSignalConnected(const std::string& interface_name,
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+ const std::string& signal_name,
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+ bool connected);
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+ void OnPortalSettingChanged(dbus::Signal* signal);
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+ void OnReadColorSchemeResponse(dbus::Response* response);
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+
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+ // Sets `prefer_dark_theme_` and propagates to the web theme.
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+ void SetColorScheme(bool prefer_dark_theme);
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+
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+ scoped_refptr<dbus::Bus> bus_;
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+ raw_ptr<dbus::ObjectProxy> settings_proxy_;
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+
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+ bool prefer_dark_theme_ = false;
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+
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+ base::ScopedObservation<NativeTheme, NativeThemeObserver>
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+ native_theme_observer_{this};
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+
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+ base::WeakPtrFactory<DarkModeManagerLinux> weak_ptr_factory_{this};
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+};
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+
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+} // namespace ui
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+
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+#endif // CHROME_BROWSER_UI_VIEWS_DARK_MODE_MANAGER_LINUX_H_
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diff --git a/chrome/common/chrome_features.cc b/chrome/common/chrome_features.cc
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index 91b1e98..7adddbd 100644
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--- a/chrome/common/chrome_features.cc
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+++ b/chrome/common/chrome_features.cc
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@@ -1448,17 +1448,17 @@
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BASE_FEATURE(kWebShare, "WebShare", base::FEATURE_DISABLED_BY_DEFAULT);
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#endif
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-// Whether to enable "dark mode" enhancements in Mac Mojave or Windows 10 for
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-// UIs implemented with web technologies.
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+// Whether to enable "dark mode" enhancements in Mac Mojave, Windows 10, or
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+// Linux for UIs implemented with web technologies.
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BASE_FEATURE(kWebUIDarkMode,
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"WebUIDarkMode",
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#if BUILDFLAG(IS_MAC) || BUILDFLAG(IS_WIN) || BUILDFLAG(IS_ANDROID) || \
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- BUILDFLAG(IS_CHROMEOS)
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+ BUILDFLAG(IS_CHROMEOS) || BUILDFLAG(IS_LINUX)
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base::FEATURE_ENABLED_BY_DEFAULT
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#else
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base::FEATURE_DISABLED_BY_DEFAULT
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#endif // BUILDFLAG(IS_MAC) || BUILDFLAG(IS_WIN) || BUILDFLAG(IS_ANDROID) ||
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- // BUILDFLAG(IS_CHROMEOS)
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+ // BUILDFLAG(IS_CHROMEOS) || BUILDFLAG(IS_LINUX)
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);
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#if BUILDFLAG(IS_CHROMEOS_ASH)
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diff --git a/ui/qt/qt_ui.cc b/ui/qt/qt_ui.cc
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index b188ad0..6c0d2cd 100644
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--- a/ui/qt/qt_ui.cc
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+++ b/ui/qt/qt_ui.cc
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@@ -98,6 +98,13 @@
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QtNativeTheme& operator=(const QtNativeTheme&) = delete;
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~QtNativeTheme() override = default;
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+ void ThemeChanged(bool prefer_dark_theme) {
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+ set_use_dark_colors(IsForcedDarkMode() || prefer_dark_theme);
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+ set_preferred_color_scheme(CalculatePreferredColorScheme());
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+
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+ NotifyOnNativeThemeUpdated();
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+ }
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+
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// ui::NativeTheme:
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DISABLE_CFI_VCALL
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void PaintFrameTopArea(cc::PaintCanvas* canvas,
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@@ -387,7 +394,7 @@
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}
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void QtUi::ThemeChanged() {
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- native_theme_->NotifyOnNativeThemeUpdated();
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+ native_theme_->ThemeChanged(PreferDarkTheme());
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}
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|
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DISABLE_CFI_VCALL
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diff --git a/chrome/browser/ui/BUILD.gn b/chrome/browser/ui/BUILD.gn
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index decfb02b6817e..108e2af907e25 100644
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--- a/chrome/browser/ui/BUILD.gn
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+++ b/chrome/browser/ui/BUILD.gn
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@@ -5632,20 +5632,24 @@ static_library("ui") {
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]
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}
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- if (use_aura) {
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+ if (use_aura && (is_linux || is_chromeos_lacros)) {
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# These files can do Gtk+-based theming for builds with gtk enabled.
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- if (is_linux || is_chromeos_lacros) {
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+ sources += [
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+ "views/chrome_browser_main_extra_parts_views_linux.cc",
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+ "views/chrome_browser_main_extra_parts_views_linux.h",
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+ ]
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+ deps += [
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+ "//ui/base/cursor",
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+ "//ui/ozone",
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+ ]
|
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+ if (use_dbus) {
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sources += [
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- "views/chrome_browser_main_extra_parts_views_linux.cc",
|
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- "views/chrome_browser_main_extra_parts_views_linux.h",
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"views/dark_mode_manager_linux.cc",
|
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"views/dark_mode_manager_linux.h",
|
|
]
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deps += [
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"//components/dbus/thread_linux",
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"//dbus",
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- "//ui/base/cursor",
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- "//ui/ozone",
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]
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}
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}
|
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diff --git a/chrome/browser/ui/views/chrome_browser_main_extra_parts_views_linux.cc b/chrome/browser/ui/views/chrome_browser_main_extra_parts_views_linux.cc
|
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index d7fad5b5b9007..23d0611fdb2b5 100644
|
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--- a/chrome/browser/ui/views/chrome_browser_main_extra_parts_views_linux.cc
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+++ b/chrome/browser/ui/views/chrome_browser_main_extra_parts_views_linux.cc
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@@ -7,7 +7,6 @@
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#include "base/metrics/histogram_macros.h"
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#include "chrome/browser/themes/theme_service_aura_linux.h"
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#include "chrome/browser/ui/browser_list.h"
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-#include "chrome/browser/ui/views/dark_mode_manager_linux.h"
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#include "chrome/browser/ui/views/theme_profile_key.h"
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#include "ui/base/buildflags.h"
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#include "ui/base/cursor/cursor_factory.h"
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@@ -19,6 +18,10 @@
|
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#include "ui/native_theme/native_theme.h"
|
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#include "ui/ozone/public/ozone_platform.h"
|
|
|
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+#if defined(USE_DBUS)
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+#include "chrome/browser/ui/views/dark_mode_manager_linux.h"
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+#endif
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+
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namespace {
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|
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class LinuxUiGetterImpl : public ui::LinuxUiGetter {
|
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@@ -57,8 +60,9 @@ void ChromeBrowserMainExtraPartsViewsLinux::ToolkitInitialized() {
|
|
UMA_HISTOGRAM_ENUMERATION("Linux.SystemTheme.Default",
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linux_ui_theme->GetNativeTheme()->system_theme());
|
|
}
|
|
-
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+#if defined(USE_DBUS)
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dark_mode_manager_ = std::make_unique<ui::DarkModeManagerLinux>();
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|
+#endif
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}
|
|
|
|
void ChromeBrowserMainExtraPartsViewsLinux::PreCreateThreads() {
|
|
diff --git a/chrome/browser/ui/views/chrome_browser_main_extra_parts_views_linux.h b/chrome/browser/ui/views/chrome_browser_main_extra_parts_views_linux.h
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index 6deb5205d198a..bc9167bda1fc3 100644
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--- a/chrome/browser/ui/views/chrome_browser_main_extra_parts_views_linux.h
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+++ b/chrome/browser/ui/views/chrome_browser_main_extra_parts_views_linux.h
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@@ -13,7 +13,9 @@
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namespace ui {
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class LinuxUiGetter;
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+#if defined(USE_DBUS)
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class DarkModeManagerLinux;
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+#endif
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}
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// Extra parts, which are used by both Ozone/X11/Wayland and inherited by the
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@@ -42,8 +44,9 @@ class ChromeBrowserMainExtraPartsViewsLinux
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absl::optional<display::ScopedDisplayObserver> display_observer_;
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std::unique_ptr<ui::LinuxUiGetter> linux_ui_getter_;
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-
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+#if defined(USE_DBUS)
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std::unique_ptr<ui::DarkModeManagerLinux> dark_mode_manager_;
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+#endif
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};
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#endif // CHROME_BROWSER_UI_VIEWS_CHROME_BROWSER_MAIN_EXTRA_PARTS_VIEWS_LINUX_H_
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