`fabric/uimanager` module
Summary: `fabric/uimanager` implements FabricUIModule. Reviewed By: fkgozali Differential Revision: D7230669 fbshipit-source-id: db6228021352598feac7854b5871d9d6c5c85119
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@ -40,6 +40,7 @@ rn_xplat_cxx_library(
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"xplat//folly:molly",
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"xplat//third-party/glog:glog",
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react_native_xplat_target("fabric/core:core"),
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react_native_xplat_target("fabric/uimanager:uimanager"),
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react_native_xplat_target("fabric/view:view"),
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],
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)
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@ -1,53 +0,0 @@
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/**
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* Copyright (c) 2015-present, Facebook, Inc.
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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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#include "FabricUIManager.h"
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#include "IFabricPlatformUIOperationManager.h"
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namespace facebook {
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namespace react {
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FabricUIManager::FabricUIManager(const std::shared_ptr<IFabricPlatformUIOperationManager> &platformUIOperationManager) :
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platformUIOperationManager_(platformUIOperationManager) {};
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SharedShadowNode FabricUIManager::createNode(int reactTag, std::string viewName, int rootTag, folly::dynamic props, void *instanceHandle) {
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platformUIOperationManager_->performUIOperation();
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return nullptr;
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}
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SharedShadowNode FabricUIManager::cloneNode(const SharedShadowNode &node) {
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return nullptr;
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}
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SharedShadowNode FabricUIManager::cloneNodeWithNewChildren(const SharedShadowNode &node) {
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return nullptr;
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}
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SharedShadowNode FabricUIManager::cloneNodeWithNewProps(const SharedShadowNode &node, folly::dynamic props) {
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return nullptr;
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}
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SharedShadowNode FabricUIManager::cloneNodeWithNewChildrenAndProps(const SharedShadowNode &node, folly::dynamic newProps) {
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return nullptr;
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}
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void FabricUIManager::appendChild(const SharedShadowNode &parentNode, const SharedShadowNode &childNode) {
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}
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SharedShadowNodeUnsharedList FabricUIManager::createChildSet(int rootTag) {
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return nullptr;
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}
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void FabricUIManager::appendChildToSet(const SharedShadowNodeUnsharedList &childSet, const SharedShadowNode &childNode) {
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}
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void FabricUIManager::completeRoot(int rootTag, const SharedShadowNodeUnsharedList &childSet) {
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}
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} // namespace react
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} // namespace facebook
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@ -0,0 +1,52 @@
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load("//configurations/buck/apple:flag_defs.bzl", "get_debug_preprocessor_flags")
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load("//ReactNative:DEFS.bzl", "IS_OSS_BUILD", "react_native_xplat_target", "rn_xplat_cxx_library", "APPLE_INSPECTOR_FLAGS")
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APPLE_COMPILER_FLAGS = []
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if not IS_OSS_BUILD:
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load("@xplat//configurations/buck/apple:flag_defs.bzl", "get_static_library_ios_flags", "flags")
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APPLE_COMPILER_FLAGS = flags.get_flag_value(get_static_library_ios_flags(), 'compiler_flags')
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rn_xplat_cxx_library(
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name = "uimanager",
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srcs = glob(
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[
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"**/*.cpp",
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],
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),
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headers = glob(
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[
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"**/*.h",
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],
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),
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header_namespace = "",
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exported_headers = subdir_glob(
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[
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("", "*.h"),
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],
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prefix = "fabric/uimanager",
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),
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compiler_flags = [
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"-fexceptions",
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"-frtti",
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"-std=c++14",
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"-Wall",
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],
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fbobjc_compiler_flags = APPLE_COMPILER_FLAGS,
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fbobjc_preprocessor_flags = get_debug_preprocessor_flags() + APPLE_INSPECTOR_FLAGS,
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force_static = True,
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preprocessor_flags = [
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"-DLOG_TAG=\"ReactNative\"",
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"-DWITH_FBSYSTRACE=1",
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],
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visibility = ["PUBLIC"],
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deps = [
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"xplat//fbsystrace:fbsystrace",
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"xplat//folly:headers_only",
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"xplat//folly:memory",
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"xplat//folly:molly",
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"xplat//third-party/glog:glog",
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react_native_xplat_target("fabric/debug:debug"),
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react_native_xplat_target("fabric/core:core"),
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],
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)
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@ -0,0 +1,26 @@
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// Copyright 2004-present Facebook. All Rights Reserved.
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#include "ComponentDescriptorRegistry.h"
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namespace facebook {
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namespace react {
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void ComponentDescriptorRegistry::registerComponentDescriptor(SharedComponentDescriptor componentDescriptor) {
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ComponentHandle componentHandle = componentDescriptor->getComponentHandle();
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_registryByHandle[componentHandle] = componentDescriptor;
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ComponentName componentName = componentDescriptor->getComponentName();
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_registryByName[componentName] = componentDescriptor;
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}
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const SharedComponentDescriptor ComponentDescriptorRegistry::operator[](const SharedShadowNode &shadowNode) {
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ComponentHandle componentHandle = shadowNode->getComponentHandle();
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return _registryByHandle[componentHandle];
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}
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const SharedComponentDescriptor ComponentDescriptorRegistry::operator[](const ComponentName &componentName) {
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return _registryByName[componentName];
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}
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} // namespace react
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} // namespace facebook
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@ -0,0 +1,29 @@
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// Copyright 2004-present Facebook. All Rights Reserved.
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#pragma once
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#include <memory>
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#include <fabric/core/ComponentDescriptor.h>
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namespace facebook {
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namespace react {
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/*
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* Registry of particular `ComponentDescriptor`s.
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*/
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class ComponentDescriptorRegistry {
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public:
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void registerComponentDescriptor(SharedComponentDescriptor componentDescriptor);
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const SharedComponentDescriptor operator[](const SharedShadowNode &shadowNode);
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const SharedComponentDescriptor operator[](const ComponentName &componentName);
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private:
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std::unordered_map<ComponentHandle, SharedComponentDescriptor> _registryByHandle;
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std::unordered_map<ComponentName, SharedComponentDescriptor> _registryByName;
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};
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} // namespace react
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} // namespace facebook
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@ -0,0 +1,109 @@
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/**
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* Copyright (c) 2015-present, Facebook, Inc.
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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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#include "FabricUIManager.h"
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#include <fabric/core/LayoutContext.h>
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#include <fabric/view/ViewComponentDescriptor.h>
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#include <fabric/view/ViewProps.h>
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#include <fabric/view/ViewShadowNode.h>
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#include "IFabricPlatformUIOperationManager.h"
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namespace facebook {
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namespace react {
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static const RawProps rawPropsFromDynamic(const folly::dynamic object) {
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// TODO: Convert this to something smarter, probably returning `std::iterator`.
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RawProps result;
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if (object.isNull()) {
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return result;
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}
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assert(object.isObject());
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for (const auto &pair : object.items()) {
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assert(pair.first.isString());
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result[pair.first.asString()] = pair.second;
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}
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return result;
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}
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FabricUIManager::FabricUIManager(const std::shared_ptr<IFabricPlatformUIOperationManager> &platformUIOperationManager):
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platformUIOperationManager_(platformUIOperationManager) {
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SharedComponentDescriptor viewComponentDescriptor = std::make_shared<ViewComponentDescriptor>();
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_registry.registerComponentDescriptor(viewComponentDescriptor);
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}
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SharedShadowNode FabricUIManager::createNode(int tag, std::string viewName, int rootTag, folly::dynamic props, void *instanceHandle) {
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ComponentDescriptor &componentDescriptor = *_registry["View"];
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RawProps rawProps = rawPropsFromDynamic(props);
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SharedShadowNode shadowNode = componentDescriptor.createShadowNode(tag, rootTag, instanceHandle, rawProps);
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return shadowNode;
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}
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SharedShadowNode FabricUIManager::cloneNode(const SharedShadowNode &shadowNode) {
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ComponentDescriptor &componentDescriptor = *_registry[shadowNode];
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return componentDescriptor.cloneShadowNode(shadowNode);
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}
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SharedShadowNode FabricUIManager::cloneNodeWithNewChildren(const SharedShadowNode &shadowNode) {
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// Assuming semantic: Cloning with same props but empty children.
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ComponentDescriptor &componentDescriptor = *_registry[shadowNode];
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return componentDescriptor.cloneShadowNode(shadowNode, nullptr, {});
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}
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SharedShadowNode FabricUIManager::cloneNodeWithNewProps(const SharedShadowNode &shadowNode, folly::dynamic props) {
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// Assuming semantic: Cloning with same children and specified props.
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ComponentDescriptor &componentDescriptor = *_registry[shadowNode];
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RawProps rawProps = rawPropsFromDynamic(props);
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return componentDescriptor.cloneShadowNode(shadowNode, std::make_shared<const RawProps>(rawProps), nullptr);
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}
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SharedShadowNode FabricUIManager::cloneNodeWithNewChildrenAndProps(const SharedShadowNode &shadowNode, folly::dynamic props) {
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// Assuming semantic: Cloning with empty children and specified props.
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ComponentDescriptor &componentDescriptor = *_registry[shadowNode];
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RawProps rawProps = rawPropsFromDynamic(props);
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return componentDescriptor.cloneShadowNode(shadowNode, std::make_shared<const RawProps>(rawProps), {});
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}
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void FabricUIManager::appendChild(const SharedShadowNode &parentShadowNode, const SharedShadowNode &childShadowNode) {
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ComponentDescriptor &componentDescriptor = *_registry[parentShadowNode];
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componentDescriptor.appendChild(parentShadowNode, childShadowNode);
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}
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SharedShadowNodeUnsharedList FabricUIManager::createChildSet(int rootTag) {
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return std::make_shared<SharedShadowNodeList>(SharedShadowNodeList({}));
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}
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void FabricUIManager::appendChildToSet(const SharedShadowNodeUnsharedList &shadowNodeList, const SharedShadowNode &shadowNode) {
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shadowNodeList->push_back(shadowNode);
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}
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void FabricUIManager::completeRoot(int rootTag, const SharedShadowNodeUnsharedList &children) {
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ComponentDescriptor &componentDescriptor = *_registry["View"];
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SharedShadowNode previousRootShadowNode = componentDescriptor.createShadowNode(rootTag, rootTag, nullptr, {});
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auto childrenCopy = std::make_shared<const SharedShadowNodeList>(SharedShadowNodeList(*children));
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SharedShadowNode rootShadowNode = componentDescriptor.cloneShadowNode(previousRootShadowNode, nullptr, childrenCopy);
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SharedViewShadowNode viewShadowNode = std::dynamic_pointer_cast<const ViewShadowNode>(rootShadowNode);
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LayoutContext layoutContext = LayoutContext();
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layoutContext.affectedShadowNodes = std::make_shared<std::unordered_set<SharedLayoutableShadowNode>>();
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auto nonConstViewShadowNode = std::const_pointer_cast<ViewShadowNode>(viewShadowNode);
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nonConstViewShadowNode->layout(layoutContext);
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rootShadowNode->sealRecursive();
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printf("## layouted rootShadowNode: %s \n", nonConstViewShadowNode->getDebugDescription(0).c_str());
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}
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} // namespace react
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} // namespace facebook
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@ -7,18 +7,22 @@
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#pragma once
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#include <folly/dynamic.h>
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#include <folly/FBVector.h>
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#include <memory>
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#include <folly/dynamic.h>
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#include <fabric/core/ComponentDescriptor.h>
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#include <fabric/core/ShadowNode.h>
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#include <fabric/uimanager/ComponentDescriptorRegistry.h>
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namespace facebook {
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namespace react {
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class IFabricPlatformUIOperationManager;
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class ComponentDescriptorRegistry;
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class FabricUIManager {
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public:
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FabricUIManager(const std::shared_ptr<IFabricPlatformUIOperationManager> &platformUIOperationManager);
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void completeRoot(int rootTag, const SharedShadowNodeUnsharedList &childSet);
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private:
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ComponentDescriptorRegistry _registry;
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std::shared_ptr<IFabricPlatformUIOperationManager> platformUIOperationManager_;
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};
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