forked from mirrors/gecko-dev
72 lines
1.9 KiB
C++
72 lines
1.9 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef mozilla_widget_WinContentSystemParameters_h
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#define mozilla_widget_WinContentSystemParameters_h
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#include <memory>
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#include <cinttypes>
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#include "nsTArray.h"
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namespace mozilla {
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namespace dom {
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class SystemParameterKVPair;
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}
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namespace widget {
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enum class SystemParameterId : uint8_t {
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IsPerMonitorDPIAware = 0,
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SystemDPI,
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FlatMenusEnabled,
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IsAppThemed,
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Count,
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};
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class WinContentSystemParameters {
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public:
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static WinContentSystemParameters* GetSingleton();
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bool IsPerMonitorDPIAware();
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float SystemDPI();
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bool AreFlatMenusEnabled();
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bool IsAppThemed();
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void SetContentValues(const nsTArray<dom::SystemParameterKVPair>& values);
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nsTArray<dom::SystemParameterKVPair> GetParentValues();
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void OnThemeChanged();
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WinContentSystemParameters(const WinContentSystemParameters&) = delete;
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WinContentSystemParameters(WinContentSystemParameters&&) = delete;
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WinContentSystemParameters& operator=(const WinContentSystemParameters&) =
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delete;
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WinContentSystemParameters& operator=(WinContentSystemParameters&&) = delete;
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private:
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WinContentSystemParameters();
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~WinContentSystemParameters();
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void SetContentValueInternal(const dom::SystemParameterKVPair& aKVPair);
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bool GetParentValueInternal(SystemParameterId aId,
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dom::SystemParameterKVPair* aKVPair);
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bool IsCachedValueValid(SystemParameterId aId);
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void SetCachedValueValid(SystemParameterId aId, bool aIsValid);
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struct Detail;
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std::unique_ptr<Detail> mDetail;
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};
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} // namespace widget
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} // namespace mozilla
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#endif // mozilla_widget_WinContentSystemParameters_h
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