callback_exists()

bool MayaFlux::Nodes::callback_exists	(	const std::vector< NodeHook > &	callbacks,
		const NodeHook &	callback
	)

Checks if a callback function already exists in a collection.

Parameters

callbacks	The collection of callback functions to search
callback	The callback function to look for

Returns

True if the callback exists in the collection, false otherwise

This function compares function pointers to determine if a specific callback is already registered in a collection. It's used to prevent duplicate registrations of the same callback function.

Definition at line 9 of file NodeUtils.cpp.

{
    return std::ranges::any_of(callbacks,
        [&callback](const NodeHook& hook) {
            return hook.target_type() == callback.target_type();
        });
}

Referenced by safe_add_callback().

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