This inheritance list is sorted roughly, but not completely, alphabetically:

[detail level 1234]

CBinaryFile	Carrier-class for binary blob
CCA	Carrier-class for classified ad
▼CClassifiedAdsModel::CAObserver
CCAListingModel	Model-class for helping display of classified ads
CConnectionListingModel::ConnectionDisplayItemStructure
▼CConnection::ConnectionObserver	Interface for receiving network traffic
CNetworkListener	Class for listening to incoming network connections
CContact	Carrier-class for a profile that is in contacts-list
CHash	Hash is class that carries 160-bit digest
▼CMNodeModelProtocolInterface	Pure-virtual interface of nodemodel
CMockUpNodeModel	Not a real part datamodel. debugging aid
CNodeModel	This is node-specific part of the datamodel
CNetworkRequestExecutor::NetworkRequestQueueItem	Work queue item
CPrivateMessageSearchModel::PrivateMessageListItem
CPrivMessage	Carrier-class for private msg inside classified ads
CProfileComment	Carrier-class for comments of a profile
CProfileCommentListingModel::ProfileCommentListItem
CProtocolMessageFormatter	This class produces items sent to peers over network
CPublishItem	Carrier for keeping state of item about to be published
▼CQAbstractListModel
CProfileSearchModel	Model-class for performing a name-based search of profiles. This is supposed to act as an underlying data-container for an user-interface view (QListView etc.)
CSearchModel	Model-class for performing text-based searches on objects in db This datamodel part is dual-use ; it inherits listmodel so that it may be used as underlaying data-container for list views. It may also be used as engine of network searches that happen invisibly to user e.g. those queries do not modify the content shown to UI via QAbstractListModel
▼CQAbstractTableModel
CBinaryFileListingModel	Model-class for helping display of shared binary blobs, usually from a profile
CConnectionListingModel	Model-class for displaying open network connections This is the underlying data-container of the "network status" dialog
CContactListingModel	Model-class for performing search on contact-list contacts This is supposed to act as an underlying data-container for an user-interface view (QTableView etc.)
CPrivateMessageSearchModel	Model-class for performing search on private messages. This is supposed to act as an underlying data-container for an user-interface view (QListView etc.)
CProfileCommentListingModel	Model-class for performing search on comments about a profile. This is supposed to act as an underlying data-container for an user-interface view (QListView etc.)
CProfileReadersListingModel	Model-class for helping display of readers of a profile
▼CQDialog
CAboutDialog	Class for displaying brief information about this sw
▼CDialogBase	Base-class for content-posting dialogs of classified ads
CAttachmentListDialog	Class for dialog for listing (attached) files
CProfileCommentDisplay	Class for display of single classified ad
CSearchDisplay	Class for search dialog
▼CTextEdit	Text editor class
CNewClassifiedAdDialog	Class for allowing posting of new classified ad
CNewPrivMessageDialog	Class for allowing posting of a message to named recipient
CNewProfileCommentDialog	Class for allowing posting of a comment about user profile
CEditContactDialog	Class for editing a contact-list item
CManualConnectionDialog	Class for manually adding node connection wishlist-item
CPasswdDialog	Class for querying a password from user
CProfileReadersDialog	Class for allowing edit of profile readers list
CSettingsDialog	Class for editing node-wide settings
CStatusDialog	Class for displaying connections status
▼CQObject
CCAListingModel	Model-class for helping display of classified ads
CConnection	Class that represents a network connection
CContentEncryptionModel	This is content-crypto-operations-specific part of the datamodel
▼CMController	Pure-virtual interface class for controller. This is spammed across parties needing access to application controller. Reason for this interface is that for testing purposes we can replace real controller with a dummy mock-up
CController	Class for keeping app state
CMockUpController	Controller for testing purposes only. Not included in real binary
▼CMModelProtocolInterface	Pure-virtual interface of datamodel for message parser to use
CMockUpModel	Not a real datamodel. debugging aid
CModel	M of the MVC pattern. Handles permanent storage
CMockUpNodeModel	Not a real part datamodel. debugging aid
▼CModelBase	Datamodel-parts common part. this is inherited and contains common funcs
CBinaryFileModel	This is part of datamodel for any binary blobs
CClassifiedAdsModel	This is part of datamodel for storage/retrieval of classified ads
CNodeModel	This is node-specific part of the datamodel
CPrivMessageModel	This is is part of datamodel for storing private messages
CProfileCommentModel	This is is part of datamodel for storing comments of user profiles
CProfileModel	This is is part of datamodel for storing user profiles
CNode	Node is a peer in network
CProfile	Carrier-class for user-profile data
CProtocolMessageParser	Class containing routines for parsing protocol messages. Methods are mainly called from network connection instances and this class will forward the parsed protocol entities to datamodel
▼CQStyledItemDelegate
CProfileCommentItemDelegate	Class for displaying single profile comment in a list view
▼CQTcpServer
CNetworkListener	Class for listening to incoming network connections
▼CQThread
CNetworkConnectorEngine	Class that will initiate 1 or more network connections
▼CQTimer
CNetworkRequestExecutor	Logic for handling tasks received from other peers or from user
CPublishingEngine	Network-connection logic relating content publish demands
CRetrievalEngine	Network-connection logic relating fetching items from DHT
▼CQWidget
CFrontWidget
CSearchModel::SearchResultItemStruct
CSendQueueItem	Send-queue item