Combo has the option to dynamically pull from config, however it lacks an option to filter it. This makes it difficult to use it for configs such as CfgFactionClasses where you might not want to include factions assigned to sideLogic.
https://community.bistudio.com/wiki/Eden_Editor:_Configuring_Attributes:_Controls#Combo
class Value: Combo { // Static items class Items { class None { text = "None"; data = ""; }; }; // Dynamically loaded items class ItemsConfig { path[] = {"CfgNotifications"}; // Path to config container localConfig = 1; // 1 to search local Description.ext as well // Name of the property which will be used for item text propertyText = "title"; // Name of the property which will be used for item right text propertyTextRight = "description"; // Name of the property which will be used for item picture propertyPicture = "iconPicture"; // Name of the property which will be used for item text color propertyColor = "color"; // Decide whether the list should be sorted or not (1 = sorted/ 0 = unsorted) sort = 1; }; };