mirror of
https://github.com/status-im/react-native.git
synced 2025-01-17 21:11:45 +00:00
0afc70b24a
Summary: Each app has its own set of components to support, so this mechanism allows each of them to customize the set. Core library only provides the signature (.h file) without any impl. Reviewed By: shergin Differential Revision: D8065360 fbshipit-source-id: c123397afda678e84f1d1fa41a6393f25b2c15e1
99 lines
3.0 KiB
C++
99 lines
3.0 KiB
C++
// Copyright 2004-present Facebook. All Rights Reserved.
|
|
|
|
#include "Scheduler.h"
|
|
|
|
#include <fabric/core/LayoutContext.h>
|
|
#include <fabric/scrollview/ScrollViewComponentDescriptor.h>
|
|
#include <fabric/text/ParagraphComponentDescriptor.h>
|
|
#include <fabric/text/RawTextComponentDescriptor.h>
|
|
#include <fabric/text/TextComponentDescriptor.h>
|
|
#include <fabric/uimanager/ComponentDescriptorRegistry.h>
|
|
#include <fabric/uimanager/FabricUIManager.h>
|
|
#include <fabric/view/ViewComponentDescriptor.h>
|
|
#include <fabric/view/ViewProps.h>
|
|
#include <fabric/view/ViewShadowNode.h>
|
|
|
|
#include "ComponentDescriptorFactory.h"
|
|
#include "Differentiator.h"
|
|
|
|
namespace facebook {
|
|
namespace react {
|
|
|
|
Scheduler::Scheduler() {
|
|
auto componentDescriptorRegistry = ComponentDescriptorFactory::buildRegistry();
|
|
uiManager_ = std::make_shared<FabricUIManager>(componentDescriptorRegistry);
|
|
uiManager_->setDelegate(this);
|
|
}
|
|
|
|
Scheduler::~Scheduler() {
|
|
uiManager_->setDelegate(nullptr);
|
|
}
|
|
|
|
void Scheduler::registerRootTag(Tag rootTag) {
|
|
auto &&shadowTree = std::make_shared<ShadowTree>(rootTag);
|
|
shadowTree->setDelegate(this);
|
|
shadowTreeRegistry_.insert({rootTag, shadowTree});
|
|
}
|
|
|
|
void Scheduler::unregisterRootTag(Tag rootTag) {
|
|
auto &&iterator = shadowTreeRegistry_.find(rootTag);
|
|
auto &&shadowTree = iterator->second;
|
|
assert(shadowTree);
|
|
shadowTree->setDelegate(nullptr);
|
|
shadowTreeRegistry_.erase(iterator);
|
|
}
|
|
|
|
Size Scheduler::measure(const Tag &rootTag, const LayoutConstraints &layoutConstraints, const LayoutContext &layoutContext) const {
|
|
auto &&shadowTree = shadowTreeRegistry_.at(rootTag);
|
|
assert(shadowTree);
|
|
return shadowTree->measure(layoutConstraints, layoutContext);
|
|
}
|
|
|
|
void Scheduler::constraintLayout(const Tag &rootTag, const LayoutConstraints &layoutConstraints, const LayoutContext &layoutContext) {
|
|
auto &&shadowTree = shadowTreeRegistry_.at(rootTag);
|
|
assert(shadowTree);
|
|
return shadowTree->constraintLayout(layoutConstraints, layoutContext);
|
|
}
|
|
|
|
#pragma mark - Delegate
|
|
|
|
void Scheduler::setDelegate(SchedulerDelegate *delegate) {
|
|
delegate_ = delegate;
|
|
}
|
|
|
|
SchedulerDelegate *Scheduler::getDelegate() const {
|
|
return delegate_;
|
|
}
|
|
|
|
#pragma mark - ShadowTreeDelegate
|
|
|
|
void Scheduler::shadowTreeDidCommit(const SharedShadowTree &shadowTree, const TreeMutationInstructionList &instructions) {
|
|
if (delegate_) {
|
|
delegate_->schedulerDidComputeMutationInstructions(shadowTree->getRootTag(), instructions);
|
|
}
|
|
}
|
|
|
|
#pragma mark - UIManagerDelegate
|
|
|
|
void Scheduler::uiManagerDidFinishTransaction(Tag rootTag, const SharedShadowNodeUnsharedList &rootChildNodes) {
|
|
auto &&iterator = shadowTreeRegistry_.find(rootTag);
|
|
auto &&shadowTree = iterator->second;
|
|
assert(shadowTree);
|
|
return shadowTree->complete(rootChildNodes);
|
|
}
|
|
|
|
void Scheduler::uiManagerDidCreateShadowNode(const SharedShadowNode &shadowNode) {
|
|
if (delegate_) {
|
|
delegate_->schedulerDidRequestPreliminaryViewAllocation(shadowNode->getComponentName());
|
|
}
|
|
}
|
|
|
|
#pragma mark - Deprecated
|
|
|
|
std::shared_ptr<FabricUIManager> Scheduler::getUIManager_DO_NOT_USE() {
|
|
return uiManager_;
|
|
}
|
|
|
|
} // namespace react
|
|
} // namespace facebook
|