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b6318acbab
Summary: The biggest change is that (1) the image proxy/observer code from the Image component has been generalized, (2) the four image props for the Slider component are fully supported, (3) a handful of props that were ignored or buggy on iOS now perform as expected. Reviewed By: shergin Differential Revision: D13954892 fbshipit-source-id: bec8ad3407c39a1cb186d9541a73b509dccc92ce
50 lines
1.4 KiB
C++
50 lines
1.4 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 <react/components/slider/SliderShadowNode.h>
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#include <react/core/ConcreteComponentDescriptor.h>
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namespace facebook {
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namespace react {
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/*
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* Descriptor for <Slider> component.
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*/
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class SliderComponentDescriptor final
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: public ConcreteComponentDescriptor<SliderShadowNode> {
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public:
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SliderComponentDescriptor(
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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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"ImageManager")
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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<SliderShadowNode>(shadowNode));
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auto sliderShadowNode =
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std::static_pointer_cast<SliderShadowNode>(shadowNode);
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// `SliderShadowNode` uses `ImageManager` to initiate image loading and
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// communicate the loading state and results to mounting layer.
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sliderShadowNode->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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