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

[detail level 12]

►NQtLP_Private
CQtLockedFile	Extends QFile with advisory locking functions
►NTagLib	Forward declaration
►NUi
CClosePlaylistPopup
CCustomField
CCustomizeOptionsDialog
CCustomizeThemeDialog
CDragDropDialog
CEqualizerDialog
CLibraryOrderDialog
CMainWindow
CPlaylistDialog
CQuickStart
CSearchDialog
CTagConverter
CTagEditor
CuniqueLibrary
CViewPlaylists
CAbstractMediaPlayerControl	Class that can control a MediaPlayer instance
CAbstractSearchDialog	Pure virtual class which can be passed to plugins to be extended
CAbstractView	Base class for all views in Miam-Player
CAbstractViewPlaylists	Base class for views which can handle playlists in Miam-Player
CAddressBar	Place where subfolders (instance of AddressBarButton) will be appended
CAddressBarButton	Part of a long path
CAddressBarDirectoryList	Used to mimic the behaviour of Windows' Explorer
CAddressBarLineEdit	The AddressBarLineEdit class
CAddressBarMenu	Like a popup menu which displays subdirectories
CAlbumCover	Used to manipulate cover albums inside music files
CAlbumItem	The AlbumItem class
CArtistItem	The ArtistItem class
CBasicPlugin	Base class for creating a plugin
CChangeHierarchyButton	Button which changes how the LibraryTreeView class will display its content
CClosePlaylistPopup	Small modal dialog
CColorDialog	The ColorDialog class
CColumnUtils	The ColumnUtils class
CCornerWidget	The CornerWidget class
CCover	The Cover class
CCoverItem	Holds the cover path to display an image into the view
CCustomizeOptionsDialog	Very important class. It is designed to help one to customize options of Miam-Player
CCustomizeThemeDialog	Very important class. It is designed to help one to customize theme of Miam-Player
CCustomizeThemeTagLineEdit	The CustomizeThemeTagLineEdit class
CDiscItem	The DiscItem class
CDragDropDialog	Small modal dialog
CEqualizerDialog	Display a small 10-band equalizer
CExtendedTabBar	Only used in left-pane to display 2 tabs (Library - FileSystem) where each has maximum length
CExtendedTabWidget	Does only one thing: bind shortcuts for tab Library and tab FileSystem
CFileHelper	Used to extract various but relevant fields in all types of tags (MP3, Flac, etc)
CFileSystemTreeView	Displaying a standard file-system in a tree
CFlowLayout	[0]
CGenericDAO	Simple wrapper which contains basic informations about a file
CImageUtils	Algorithms on image processing
CIMediaPlayer	IMediaPlayer class is a pure virtual class implemented by plugins
CItemViewPlugin	The ItemViewPlugin class
CJumpToWidget	Displays letters which can be clicked to jump to a particular position in your Library
CLetterItem
CLibraryFilterLineEdit	The LibraryFilterLineEdit class
CLibraryFilterProxyModel	Used to filter Library by looking in all items
CLibraryHeader	Button which can switch the LibraryTreeView from Ascending to Descending order
CLibraryItemDelegate	The LibraryItemDelegate class
CLibraryItemModel	Used to cache information from the database, in order to increase performance
CLibraryOrderDialog	Displays a small popup which allows one to change the hierarchy
CLibraryScrollBar	Used to hide covers when scrolling
CLibraryTreeView	Displaying tracks in a tree
CLineEdit	The LineEdit class
CLogBrowser	Shows logs on screen
CLogBrowserDialog	Popup which converts debug strings
CMainWindow	Entry point of this audio player
CMediaButton	Useful for buttons like "Play", "Stop", etc
CMediaPlayer	Central class which controls local and remote sources
CMediaPlayerPlugin	The MediaPlayerPlugin class
CMediaPlaylist	Has been created to have a custom Random mode
CMiamItemDelegate	Base class for drawing music informations in a QTreeView or a QListView
CMiamItemModel	The MiamItemModel class
CMiamSlider	Style aware class
CMiamSortFilterProxyModel	Support for the MiamItemModel class
CMiamStyle	The MiamStyle class
CMiamStyledItemDelegate	The MiamStyledItemDelegate class
CMusicSearchEngine	The MusicSearchEngine class
CNoFocusItemDelegate	Cancel drawFocus method
CPaintableWidget	Small class which can react to color change
CPlaybackModeButton	Custom class to choose a mode like Classic, Random, Play once, etc
CPlayButton	Can change its icon automatically when the status of the player has changed
CPlaylist	Used to display tracks in the MainWindow class
CPlaylistDAO	Simple wrapper which contains basic informations about a playlist
CPlaylistDialog	Can save, load and export playlists in m3u format
CPlaylistHeaderView	The PlaylistHeaderView class
CPlaylistItemDelegate	Delegate used to display rows in a table
CPlaylistManager	Used to Create/Read/Update/Delete playlists in SQLite DB
CPlaylistModel	Underlying class for Playlist class
CPluginInfo	Data Access Object
CPluginManager	Can dynamically load or unload plugins without restarting the application
CQtLocalPeer
CQtLockedFile	Extends QFile with advisory locking functions
CQtSingleApplication	API to detect and communicate with running instances of an application
CQtSingleCoreApplication	A variant of the QtSingleApplication class for non-GUI applications
CQuickStart	Used at startup to display a list of places where one can choose how to scan his harddrive
CQuickStartSearchEngine	The QuickStartSearchEngine class
CQxtGlobalShortcut	QxtWidgets
CQxtGlobalShortcutPrivate
CQxtPrivate
CQxtPrivateInterface
CReflector	The Reflector Class is only designed to help the way one can customize colors
CRemoteControl	Class which allows client-side applications (like App on SmartPhones) to control the player
CRemoteMediaPlayerPlugin	The RemoteMediaPlayerPlugin class
CScrollBar	The ScrollBar class
CSearchBar	The SearchBar class
CSearchDialog	Popup dialog which opens when one is typing text
CSeekBar	Used to display a nice seek bar instead of default slider
CSelectedTracksModel	The SelectedTracksModel class
CSeparatorItem	The SeparatorItem class
CSettings	Settings class contains all relevant pairs of (keys, values) used by Miam-Player
CSettingsPrivate	SettingsPrivate class contains all relevant pairs of (keys, values) used by Miam-Player
CSqlDatabase	Uses SQLite to store few but useful tables for tracks, playlists, etc
CStarDelegate	Used to draw stars for ratings
CStarEditor	Reusing the example provided with Qt Framework
CStarRating	Reusing the example provided with Qt Framework
CStarsWidget	The StarsWidget class
CStopButton	Custom class for the Stop button only
CTabBar	Used to be able to rename a tab, e.g. a Playlist
CTableView	The ListView class is used to display thousands of tracks in a single list
CTabPlaylist	Used to manage mutiple playlists in the MainWindow class
CTagButton	Small closable button which can be inserted in a QLineEdit
CTagConverter	Displays a small popup to help one to extract Tag into files and vice-versa
CTagEditor	Main class for editing metadata inside this soft
CTagEditorPlugin	The TagEditorPlugin class
CTagEditorTableWidget	Table where one can select lines in order to edit multiple tags
CTagLineEdit	The TagLineEdit class
CTimeLabel	Display up to three modes for the length of a track
CTrackDAO	Simple wrapper which contains basic informations about a file
CTrackItem	The TrackItem class
CTracksNotFoundMessageBox	The TracksNotFoundMessageBox class
CTreeView	Base class for displaying trees in the player
CUi_ClosePlaylistPopup
CUi_CustomField
CUi_CustomizeOptionsDialog
CUi_CustomizeThemeDialog
CUi_DragDropDialog
CUi_EqualizerDialog
CUi_LibraryOrderDialog
CUi_MainWindow
CUi_PlaylistDialog
CUi_QuickStart
CUi_SearchDialog
CUi_TagConverter
CUi_TagEditor
CUi_uniqueLibrary
CUi_ViewPlaylists
CUniqueLibrary	The UniqueLibrary class
CUniqueLibraryFilterProxyModel	The UniqueLibraryFilterProxyModel class
CUniqueLibraryItemDelegate	Used to render item in a specific way
CUniqueLibraryItemModel	Model used to store all tracks in a list view
CUniqueLibraryMediaPlayerControl	The UniqueLibraryMediaPlayerControl class
CViewLoader	Helper class designed to load complex views (subclasses of QWidget)
CViewPlaylists	Implementation of AbstractViewPlaylists
CViewPlaylistsMediaPlayerControl	The ViewPlaylistsMediaPlayerControl class
CVolumeSlider	Used to display a nice volume bar instead of default slider
CYearItem	The YearItem class