
The methodology used to generate this CL is documented in https://crbug.com/1098010#c34. No-Try: true No-Presubmit: true Bug: 1098010 Change-Id: I8c0f009d16350271f07d8e5e561085822cc9dd27 Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/3895935 Owners-Override: Avi Drissman <avi@chromium.org> Reviewed-by: Mark Mentovai <mark@chromium.org> Commit-Queue: Mark Mentovai <mark@chromium.org> Auto-Submit: Avi Drissman <avi@chromium.org> Cr-Commit-Position: refs/heads/main@{#1047456}
42 lines
1.2 KiB
C++
42 lines
1.2 KiB
C++
// Copyright 2019 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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#ifndef CONTENT_BROWSER_THEME_HELPER_H_
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#define CONTENT_BROWSER_THEME_HELPER_H_
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#include "base/no_destructor.h"
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#include "base/scoped_observation.h"
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#include "content/common/renderer.mojom-forward.h"
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#include "ui/native_theme/native_theme.h"
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#include "ui/native_theme/native_theme_observer.h"
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namespace content {
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// This class is used to monitor system color info changes and to notify the
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// renderer processes.
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class ThemeHelper : public ui::NativeThemeObserver {
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public:
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static ThemeHelper* GetInstance();
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ThemeHelper(const ThemeHelper&) = delete;
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ThemeHelper& operator=(const ThemeHelper&) = delete;
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void SendSystemColorInfo(mojom::Renderer* renderer) const;
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private:
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friend class base::NoDestructor<ThemeHelper>;
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ThemeHelper();
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~ThemeHelper() override;
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// Overridden from ui::NativeThemeObserver:
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void OnNativeThemeUpdated(ui::NativeTheme* updated_theme) override;
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base::ScopedObservation<ui::NativeTheme, ui::NativeThemeObserver>
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theme_observation_{this};
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};
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} // namespace content
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#endif // CONTENT_BROWSER_THEME_HELPER_H_
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