75 lines
3.3 KiB
Plaintext
75 lines
3.3 KiB
Plaintext
/*
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* Copyright (C) 2019 Apple Inc. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR ANY
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
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* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#import "config.h"
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#import "LocalCurrentTraitCollection.h"
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#if PLATFORM(IOS_FAMILY)
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#import <pal/ios/UIKitSoftLink.h>
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namespace WebCore {
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LocalCurrentTraitCollection::LocalCurrentTraitCollection(bool useDarkAppearance, bool useElevatedUserInterfaceLevel)
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{
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#if HAVE(OS_DARK_MODE_SUPPORT)
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m_savedTraitCollection = [PAL::getUITraitCollectionClass() currentTraitCollection];
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m_usingDarkAppearance = useDarkAppearance;
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m_usingElevatedUserInterfaceLevel = useElevatedUserInterfaceLevel;
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auto userInterfaceStyleTrait = [PAL::getUITraitCollectionClass() traitCollectionWithUserInterfaceStyle:m_usingDarkAppearance ? UIUserInterfaceStyleDark : UIUserInterfaceStyleLight];
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auto backgroundLevelTrait = [PAL::getUITraitCollectionClass() traitCollectionWithUserInterfaceLevel:m_usingElevatedUserInterfaceLevel ? UIUserInterfaceLevelElevated : UIUserInterfaceLevelBase];
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auto newTraitCollection = [PAL::getUITraitCollectionClass() traitCollectionWithTraitsFromCollections:@[ m_savedTraitCollection.get(), userInterfaceStyleTrait, backgroundLevelTrait ]];
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[PAL::getUITraitCollectionClass() setCurrentTraitCollection:newTraitCollection];
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#else
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UNUSED_PARAM(useDarkAppearance);
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UNUSED_PARAM(useElevatedUserInterfaceLevel);
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#endif
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}
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LocalCurrentTraitCollection::LocalCurrentTraitCollection(UITraitCollection *traitCollection)
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{
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#if HAVE(OS_DARK_MODE_SUPPORT)
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m_savedTraitCollection = [PAL::getUITraitCollectionClass() currentTraitCollection];
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m_usingDarkAppearance = traitCollection.userInterfaceStyle == UIUserInterfaceStyleDark;
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m_usingElevatedUserInterfaceLevel = traitCollection.userInterfaceLevel == UIUserInterfaceLevelElevated;
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[PAL::getUITraitCollectionClass() setCurrentTraitCollection:traitCollection];
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#else
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UNUSED_PARAM(traitCollection);
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#endif
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}
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LocalCurrentTraitCollection::~LocalCurrentTraitCollection()
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{
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#if HAVE(OS_DARK_MODE_SUPPORT)
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[PAL::getUITraitCollectionClass() setCurrentTraitCollection:m_savedTraitCollection.get()];
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#endif
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}
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}
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#endif // PLATFORM(IOS_FAMILY)
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