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3ad5c9e016
Summary: All code styles are terribly ugly. We have the only choise - choise something and embrace it. This particular code style was borrowed from a neibour Fabric-friendly project because it follows established Facebook guides and respects client-side traditions. Reviewed By: mdvacca Differential Revision: D10218598 fbshipit-source-id: 8c4cf6713c07768566dadef479191661c79988f0
51 lines
1.5 KiB
C++
51 lines
1.5 KiB
C++
/**
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* Copyright (c) Facebook, Inc. and its affiliates.
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*
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* This source code is licensed under the MIT license found in the
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* LICENSE file in the root directory of this source tree.
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*/
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#pragma once
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#include <fabric/components/image/ImageShadowNode.h>
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#include <fabric/core/ConcreteComponentDescriptor.h>
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#include <fabric/imagemanager/ImageManager.h>
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#include <fabric/uimanager/ContextContainer.h>
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namespace facebook {
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namespace react {
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/*
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* Descriptor for <Image> component.
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*/
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class ImageComponentDescriptor final
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: public ConcreteComponentDescriptor<ImageShadowNode> {
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public:
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ImageComponentDescriptor(
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SharedEventDispatcher eventDispatcher,
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const SharedContextContainer &contextContainer)
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: ConcreteComponentDescriptor(eventDispatcher),
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imageManager_(
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contextContainer
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? contextContainer->getInstance<SharedImageManager>()
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: nullptr) {}
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void adopt(UnsharedShadowNode shadowNode) const override {
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ConcreteComponentDescriptor::adopt(shadowNode);
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assert(std::dynamic_pointer_cast<ImageShadowNode>(shadowNode));
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auto imageShadowNode =
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std::static_pointer_cast<ImageShadowNode>(shadowNode);
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// `ImageShadowNode` uses `ImageManager` to initiate image loading and
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// communicate the loading state and results to mounting layer.
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imageShadowNode->setImageManager(imageManager_);
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}
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private:
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const SharedImageManager imageManager_;
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};
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} // namespace react
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} // namespace facebook
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