Files
react-native/ReactCommon/react/renderer/components/textinput/iostextinput/TextInputComponentDescriptor.h
T
Samuel Susla 7ee2a998f0 Avoid copy of shared_ptr in ConcreteComponentDescriptor::adopt
Summary: Changelog: [internal]

Differential Revision: D27406634

fbshipit-source-id: f01422ebbcfd89337b98c4e6144aed7a2b9914b8
2021-04-05 11:48:56 -07:00

47 lines
1.3 KiB
C++

/*
* Copyright (c) Facebook, Inc. and its affiliates.
*
* This source code is licensed under the MIT license found in the
* LICENSE file in the root directory of this source tree.
*/
#pragma once
#include <react/debug/react_native_assert.h>
#include <react/renderer/components/iostextinput/TextInputShadowNode.h>
#include <react/renderer/core/ConcreteComponentDescriptor.h>
namespace facebook {
namespace react {
/*
* Descriptor for <TextInput> component.
*/
class TextInputComponentDescriptor final
: public ConcreteComponentDescriptor<TextInputShadowNode> {
public:
TextInputComponentDescriptor(ComponentDescriptorParameters const &parameters)
: ConcreteComponentDescriptor<TextInputShadowNode>(parameters) {
textLayoutManager_ =
std::make_shared<TextLayoutManager const>(contextContainer_);
}
protected:
void adopt(ShadowNode::Unshared const &shadowNode) const override {
ConcreteComponentDescriptor::adopt(shadowNode);
react_native_assert(
std::dynamic_pointer_cast<TextInputShadowNode>(shadowNode));
auto concreteShadowNode =
std::static_pointer_cast<TextInputShadowNode>(shadowNode);
concreteShadowNode->setTextLayoutManager(textLayoutManager_);
}
private:
TextLayoutManager::Shared textLayoutManager_;
};
} // namespace react
} // namespace facebook