Here are the classes, structs, unions and interfaces with brief descriptions:

CAbstractHiddenItemDB	Shared base for the two hidden-pickup databases (items and coins)
CAbstractRandomString	Shared base for a simple "list of strings, pick a random one" source
CArea	The current map's complete live state – everything about "where you are"
CAreaAudio	The current map's audio: which track plays, and a couple of music flags
CAreaGeneral	Miscellaneous per-area flags: contrast, letter delay, playtime counting
CAreaLoadedSprites	The fixed set of sprite picture-ids currently loaded into the map's VRAM
CAreaMap	Identity, size, pointers, and edge connections of the current map
CAreaNPC	Transient NPC/control/battle flags for the current map
CAreaPlayer	The player's position and movement/HM/battle/warp state on the map
CAreaPokemon	Rate is how likely to encounter Pokemon higher number = higher chance A rate of 0 means no wild pokemon on map
CAreaPokemonWild	One wild-encounter slot: a species index and a level
CAreaSign	The current map's list of signs
CAreaSprites	The current map's list of sprites/NPCs
CAreaTileset	The current map's tileset: which set, its behaviour type, and pointers
CAreaWarps	The current map's warps, plus the live warp-transition state
CBadges	The eight Gym badges, in bit order, as a QML-visible enum
CBridge	The single QML<->C++ doorway – everything the UI touches hangs off here
CContrastIds	Screen-contrast / flash levels, QML-visible
CCreditDBEntry	One credits entry – and the canonical example of the "DB entry" pattern
CCreditsDB	The credits/attribution database – and the canonical example of the "DB singleton" pattern every database in this layer follows
CCreditsModel	Exposes the credits database to QML as a list of sections, each carrying its own entries – so the About screen can render one card per category
CDaycare	The Day Care: at most one deposited Pokemon
CDB	The aggregate of every game-data database – the single entry point that boots the whole db layer
CEventDBEntry	One story-event definition: its name and where its flag lives in the save
CEventPokemonDB	Database of real-world event/distribution Pokemon presets
CEventPokemonDBEntry	One real-world event-distribution Pokemon preset
CEventsDB	The story-events database – metadata for the 508 event flags, keyed by name
CExamples	Aggregate of the example/preset sources (player, rival, Pokemon)
CExamplesPlayer	Example player-value source (an AbstractRandomString of presets)
CExamplesPokemon	Example Pokemon-value source (an AbstractRandomString of presets)
CExamplesRival	Example rival-value source (an AbstractRandomString of presets)
CFileManagement	Owns the on-disk side of a save: the current path, the recent-files list, and the live SaveFile
CFlyDB	The fly-destinations database – where Fly can take you, keyed by name
CFlyDBEntry	One fly destination: its name/index and the map it flies to
CFontDBEntry	One in-game font character: its code, output text, and classification flags
CFontPreviewCached	A cached font-preview result, keyed alongside the names it depended on
CFontPreviewInstance	The render pipeline for a single font-preview request
CFontPreviewProvider	QML image provider that renders in-game text previews ("image://...")
CFontsDB	The font database – the in-game character set and the text codec
CFontSearch	A chainable filter ("finder") over the font glyphs
CFontSearchModel	Exposes a FontSearch's current results as a list model for the keyboard
CGameCornerDB	The Game Corner database – prize entries plus the coin exchange rate
CGameCornerDBEntry	One Game Corner prize: a Pokemon or item, its coin price, and level
CGameData	The JSON asset loader – the raw data source behind every database
CHallOfFame	The Hall of Fame: a rolling list of up to 50 winning-team records
CHiddenCoinsDB	The hidden-coins database – AbstractHiddenItemDB loaded from the coins file
CHiddenItemDBEntry	One hidden pickup's location: its map and tile coordinates
CHiddenItemsDB	The hidden-items database – AbstractHiddenItemDB loaded from the items file
CHoFPokemon	One Pokemon entry within a Hall of Fame record: species, level, name
CHoFRecord	One Hall of Fame record: the team that beat the Elite Four, in order
CIndividualMap	A view-driven helper for working with one map's worth of data
CItem	One inventory slot: an item index and an amount, with live pricing
CItemDBEntry	One item's static data: name/flags, pricing, and where it's used
CItemMarketCartModel	The "cart" view of ItemMarketModel – only the rows actually on the cart
CItemMarketEntry	Abstract base for one row of the item market – the row-type hierarchy root
CItemMarketEntryGCPokemon	Market row for a Game Corner Pokemon prize (bought with coins)
CItemMarketEntryMessage	Market row that just shows a message (e.g
CItemMarketEntryMoney	Market row representing the player's money/coins balance
CItemMarketEntryPlayerItem	Market row for one of the player's own items being sold
CItemMarketEntryStoreItem	Market row for an item the player can buy from the store
CItemMarketModel	The Poke-mart / Game Corner "market" model – buy and sell with a cart
CItemMarketViewModel	The left-list VIEW of ItemMarketModel – the Buy or Sell slice
CItemOverviewModel	Read-only "where are my items" overview for the Bag screen's View All pane
CItemsDB	The items database – every item (with prices), keyed by name
CItemSelectEntryData	One item picker row: display name + item index
CItemSelectModel	Item picker model (select-model variant; see SpeciesSelectModel)
CItemStorageBox	A container of Items – either the trainer's bag or a PC item box
CItemStorageModel	Editable list model for an item box (the bag or a PC item box)
CLetterDelay	The text letter-printing delay flags (paired with the Options text speed)
CMainWindow	The top-level window – a QMainWindow hosting the QML UI in a QQuickWidget
CMapConnData	One edge connection of the current map (the seam to a neighbouring map)
CMapDBEntry	One map's complete static definition – the root of the MapDBEntry family
CMapDBEntryConnect	One edge connection of a map (the seam to a neighbouring map)
CMapDBEntrySign	One sign defined on a map: its position and text id
CMapDBEntrySprite	A map's sprite definition – base class for the four sprite kinds
CMapDBEntrySpriteItem	A map sprite that is a pick-up item (type ITEM)
CMapDBEntrySpriteNPC	A map sprite that is a plain NPC (type NPC)
CMapDBEntrySpritePokemon	A map sprite that is a static, battleable Pokemon (type POKEMON)
CMapDBEntrySpriteTrainer	A map sprite that is a battleable trainer (type TRAINER)
CMapDBEntryWarpIn	A warp-in point: a destination spot other maps' warp-outs land on
CMapDBEntryWarpOut	A warp-out point: a tile that warps the player to another map
CMapDBEntryWildMon	One wild-encounter slot in a map's encounter table: species + level
CMapsDB	The maps database – every map and its full layout, keyed by name
CMapSearch	A chainable filter ("finder") over the maps – the heart of map randomization
CMapSelectEntry	One map picker row: display name + map index
CMapSelectModel	Map picker model, tied to the current AreaMap
CMissableDBEntry	One missable definition: a script/sprite that can be hidden or shown
CMissablesDB	The missables database – metadata for the missable-sprite flags, keyed by name
CMoveDBEntry	One move's static data (type, power, accuracy, PP, TM/HM), with links
CMovesDB	The moves database – every move, keyed by name
CMoveSelectEntry	One move picker row: display name + move index
CMoveSelectModel	Move picker model – context-aware on a chosen Pokemon
CMusicDB	The music database – every track, keyed by name
CMusicDBEntry	One music track: its name and bank/id, plus the maps that use it
CNames	Small aggregate of the two random-name sources (player and Pokemon)
CNamesPlayer	Random player-name source (an AbstractRandomString of player names)
CNamesPokemon	Random Pokemon-nickname source (an AbstractRandomString of names)
CNatureSelectEntry	One nature picker row: display name + nature index
CNatureSelectModel	Nature picker model (select-model variant; see SpeciesSelectModel)
COptions	In-game Options menu settings (text speed, battle style, animations)
CPlayer	The trainer: their basics, bag, pokedex, and party
CPlayerBasics	The trainer's headline values: name, ID, money, coins, badges, starter
CPlayerDir	Player facing/movement directions, QML-visible
CPlayerPokedex	The player's Pokedex: a seen flag and an owned flag per species
CPlayerPokemon	The player's active party – a specialized PokemonStorageBox
CPlaytime	The save's playtime clock, surfaced to QML as days/hours/minutes/seconds/frames
CPokedexEntryData	One Pokedex grid row: name, dex number, internal id
CPokedexModel	The Pokedex grid model – seen/owned state, with cycling sort orders
CPokemonBox	A single Pokemon record – the most property-rich object in the tree
CPokemonBoxSelectModel	The "which PC box" selector model (Party + 12 boxes)
CPokemonDB	The Pokemon database – all 151 species, keyed by name
CPokemonDBEntry	One species' complete static data – the richest entry in the db layer
CPokemonDBEntryEvolution	One evolution edge of a species: how it evolves (and de-evolves)
CPokemonDBEntryMove	One learnable move of a species, with the level it's learned at
CPokemonMove	One of a Pokemon's four move slots: move id, PP, and PP-Ups
CPokemonNatures	The 25 natures, QML-visible
CPokemonOverviewModel	Read-only "where are my Pokemon" overview for the Pokemon screen's View All pane – the Pokemon analogue of ItemOverviewModel
CPokemonParty	A party Pokemon: a PokemonBox plus the five pre-generated battle stats
CPokemonRandom	Scope selector for "new random Pokemon", QML-visible
CPokemonStartersModel	The three canonical starters as a picker model
CPokemonStats	The five battle stats, in their save/index order, exposed to QML
CPokemonStorageBox	Holds contents of a single Pokemon storage box
CPokemonStorageModel	Editable list model for a PC box (or the party), with checkbox selection
CPokemonStorageSet	Holds contents of a single box set, basically a row or array of boxes each holding Pokemon
CRandom	Project-wide source of randomness, usable from both C++ and QML
CRecentFilesModel	Recent-files list model for the start screen
CRival	The rival: their name and chosen starter
CRouter	Screen navigation for the UI – the QML StackView's controller
CSaveFile	One loaded save: the raw 32 KB bytes, their expanded object tree, and the tools that move between them
CSaveFileExpanded	Root of the editable object tree – the friendly mirror of a raw save
CSaveFileIterator	A moving cursor over a SaveFile, layering auto-advancing reads/writes on top of SaveFileToolset
CSaveFileToolset	Low-level read/write primitives over a SaveFile's raw 32 KB buffer
CScreen	One registered screen: its QML url, title, and modal/home-button flags
CScriptDBEntry	One map-script definition: its id/size and which maps use it
CScriptsDB	The map-scripts database, keyed by name
CSettings	App-wide UI settings: layout metrics, the colour palette, and font colours
CSignData	One sign on the current map: its tile position and text id
CSpeciesSelectEntry	One species picker row: display name + species index
CSpeciesSelectModel	A species picker list model (the "select model" variant)
CSpriteData	One on-map sprite/NPC – the most byte-level object in the area
CSpriteDBEntry	One sprite definition: its name/picture-id and the maps that use it
CSpriteFacing	Sprite facing-direction values, QML-visible
CSpriteGrass	Sprite in-grass byte values, QML-visible
CSpriteMobility	Sprite mobility byte values, QML-visible
CSpriteMovement	Sprite movement-pattern byte values, QML-visible
CSpriteMovementStatus	Sprite movement-status byte values, QML-visible
CSpritesDB	The sprites database, keyed by name
CSpriteSetDB	The sprite-sets database, keyed by name
CSpriteSetDBEntry	One sprite-set: the pre-loaded sprite group for an outdoor area
CStackReturn	Result of working out where a bought stack lands (full stacks + partial in bag/box)
CStarterPokemonDB	The curated list of "good starter" species, for the randomizer
CStatusSelectEntry	One status-condition picker row: display name + status index
CStatusSelectModel	Status-condition picker model (select-model variant; see SpeciesSelectModel)
CStorage	The PC: the item storage box and all 12 Pokemon boxes
CTilesetDB	The tilesets database, keyed by name
CTilesetDBEntry	One tileset definition: its type, graphics/block/collision pointers, etc
CTilesetEngine	Static helpers that build Game Boy tileset graphics (tiles, flowers, waves)
CTilesetProvider	QML image provider for individual tileset tiles ("image://...")
CTmHmsDB	The TM/HM database – the ordered list of TM/HM moves and their items
CTmpSignPos
CTmpSpritePos
CTradeDBEntry	One in-game (NPC) trade definition: what you give and get
CTradesDB	The in-game trades database
CTrainerDBEntry	One trainer-class definition (its name/index and flags)
CTrainersDB	The trainers database – every trainer class, keyed by name
CTypeDBEntry	One elemental type: its name plus the moves and Pokemon of that type
CTypesDB	The types database – the type list, keyed by name
CTypesModel	Type list model – the elemental types for type pickers
CUtility	Grab-bag of shared helpers, and the QML entry point for the common layer
CWarpData	One warp point on the current map: its tile and where it leads
CWorld	Global, map-independent game state – "the state of the world"
CWorldCompleted	A handful of one-off "have you done X yet" milestone flags
CWorldEvents	The game's story-event flags – a flat array of 508 booleans
CWorldGeneral	General world settings: last maps plus the Options / LetterDelay objects
CWorldHidden	"Already collected" flags for hidden items and hidden Game Corner coins
CWorldLocal	A few map-specific puzzle/minigame state values
CWorldMissables	Visibility flags for "missable" sprites (one-time NPCs/items on maps)
CWorldOther	Odds-and-ends world state: debug mode, the playtime clock, fossil results
CWorldScripts	Per-map script progress values (the in-progress state of each map's script)
CWorldTowns	"Visited" flags for towns – which fly destinations are unlocked
CWorldTrades	"Done" flags for the game's in-game (NPC) trades