src/animation/listener_input_change.cpp

#include "rive/animation/listener_input_change.hpp"
#include "rive/animation/nested_input.hpp"
#include "rive/animation/state_machine.hpp"
#include "rive/animation/state_machine_listener.hpp"
#include "rive/artboard.hpp"
#include "rive/importers/artboard_importer.hpp"
#include "rive/importers/import_stack.hpp"
#include "rive/importers/state_machine_listener_importer.hpp"
#include "rive/importers/state_machine_importer.hpp"

using namespace rive;

StatusCode ListenerInputChange::import(ImportStack& importStack)
{
    auto stateMachineImporter = importStack.latest<StateMachineImporter>(StateMachine::typeKey);
    if (stateMachineImporter == nullptr)
    {
        return StatusCode::MissingObject;
    }

    auto artboardImporter = importStack.latest<ArtboardImporter>(ArtboardBase::typeKey);
    if (artboardImporter == nullptr)
    {
        return StatusCode::MissingObject;
    }
    auto input = stateMachineImporter->stateMachine()->input((size_t)inputId());
    auto nested = artboardImporter->artboard()->resolve(nestedInputId());
    auto nestedInput = nested != nullptr ? nested->as<NestedInput>() : nullptr;

    // The listener should validate either an input or a nested input
    if (!validateInputType(input) && !validateNestedInputType(nestedInput))
    {
        return StatusCode::InvalidObject;
    }
    return Super::import(importStack);
}