ElementMetadata.cpp

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// Copyright 2015 - 2026, GIBIS-UNIFESP and the wiRedPanda contributors
// SPDX-License-Identifier: GPL-3.0-or-later
 
#include "App/Element/ElementMetadata.h"
 
#include "App/Core/Common.h"
 
QMap<ElementType, ElementMetadata> &ElementMetadataRegistry::registry()
{
    // QMap (not QHash): registrations happen via static-inline lambdas in each
    // element's .cpp translation unit before QApplication::exec() runs, and
    // iteration order over this registry is otherwise unspecified between
    // runs/platforms unless insertion order is preserved — some serialization
    // paths rely on that. Single-threaded at startup; concurrent access after
    // is undefined.
    static QMap<ElementType, ElementMetadata> s_registry;
    return s_registry;
}
 
void ElementMetadataRegistry::registerMetadata(const ElementMetadata &meta)
{
    registry()[meta.type] = meta;
}
 
const ElementMetadata &ElementMetadataRegistry::metadata(ElementType type)
{
    auto &reg = registry();
 
    if (!reg.contains(type)) {
        throw PANDACEPTION_WITH_CONTEXT("ElementMetadataRegistry", "No metadata registered for element type: %1", static_cast<int>(type));
    }
 
    return reg[type];
}
 
bool ElementMetadataRegistry::hasMetadata(ElementType type)
{
    return registry().contains(type);
}