Files
yoga/java/jni/LayoutContext.cpp

35 lines
768 B
C++
Raw Permalink Normal View History

/*
* Copyright (c) Meta Platforms, Inc. and affiliates.
*
* This source code is licensed under the MIT license found in the
* LICENSE file in the root directory of this source tree.
*/
#include <stack>
#include "LayoutContext.h"
namespace facebook::yoga::vanillajni {
namespace {
std::stack<PtrJNodeMapVanilla*>& getContexts() {
static thread_local std::stack<PtrJNodeMapVanilla*> contexts;
return contexts;
}
} // namespace
LayoutContext::Provider::Provider(PtrJNodeMapVanilla* data) {
getContexts().push(data);
}
LayoutContext::Provider::~Provider() {
getContexts().pop();
}
/*static*/ PtrJNodeMapVanilla* LayoutContext::getNodeMap() {
return getContexts().empty() ? nullptr : getContexts().top();
}
} // namespace facebook::yoga::vanillajni