Reference for unit 'Classes': Classes¶

Class	Description
`ComponentPlatformsAttribute`
`EBitsError`	Exception raised when an error occurs in a method of TBits.
`EClassNotFound`	Exception raised when an unknown class is referenced in a streamed component.
`EComponentError`	Exception raised when an error occurs in the component registration routines.
`EFCreateError`	Exception raised when an error occurred during creation of a TFileStream stream.
`EFilerError`	Exception raised by the component streaming system if an error occurs.
`EFOpenError`	Exception raised when an error occurred during creation of a TFileStream.
`EInvalidImage`	Exception raised when the resource header needed for streaming of a component is invalid.
`EInvalidOperation`	Exception raised when an invalid operation is performed. Obsolete.
`EMethodNotFound`	This exception is no longer used.
`EObserver`	Error raised when an observer error occurs.
`EObserverException`
`EOutOfResources`	Exception raised when the system is out of resources.
`EParserError`	Exception raised when an error occurs during the parsing of streams.
`EReadError`	Exception raised if an error occurs while reading from a stream.
`EResNotFound`	Exception raised when a resource, needed to initialize a component, is not found.
`EStreamError`	Exception raised when an error occurs during read or write operations on a stream.
`EStringListError`	Exception raised when an error occurs in a method of TStrings.
`EThread`	Thread error exception.
`EThreadDestroyCalled`	Exception raised when a thread is destroyed illegally.
`EThreadExternalException`	Exception raised when an invalid operation is attempted on an external thread.
`EWriteError`	Exception raised when an error occurs during writing to a stream.
`IControlValueObserver`
`IDesignerNotify`	Designer notification interface.
`IEditFormatLink`
`IEditGridLinkObserver`
`IEditLinkObserver`
`IFPObserved`	Interface implemented by an object that can be observed.
`IFPObserver`	Interface for an object to observe other objects.
`IInterfaceComponentReference`	Interface for checking component references.
`IInterfaceList`	Interface for maintaining a list of interfaces.
`IInterfaceListEx`
`IIteratorLinkObserver`
`IMultiCastObserver`
`IObserver`
`IObserverTrack`
`IPositionLinkObserver`
`IPositionLinkObserver170`
`ISingleCastObserver`
`IStreamPersist`	Persistence streaming interface.
`IStringsAdapter`	IStringsAdapter Interface declaration.
`IVCLComObject`	Com automation Object interface.
`ObservableMemberAttribute`
`TAbstractObjectReader`	Abstract driver class to read stored component data.
`TAbstractObjectWriter`	Abstract driver class for writing component data.
`TBasicAction`	Abstract base class for all Actions.
`TBasicActionLink`	Link between actions and action clients (e.g. controls).
`TBinaryObjectReader`	Driver class descendant which reads component data stored in binary format.
`TBinaryObjectWriter`	Driver class which stores component data in binary form.
`TBits`	Class to store collections of bits (binary values that can be 0 or 1).
`TBytesStream`	Stream of bytes.
`TCollection`	Base class to manage collections of named objects.
`TCollectionEnumerator`	Implements IEnumerator for the TCollection class.
`TCollectionItem`	Basic object that is managed by a TCollection class.
`TComponent`	Base class for all components that need owner-owned functionality.
`TComponentEnumerator`	Implements IEnumerator for the TComponent class.
`TCustomMemoryStream`	Abstract stream that stores its data in memory.
`TDataModule`	Container for non-visual components.
`TFiler`	Class responsible for streaming of components.
`TFileStream`	Stream that stores its data in a named file on disk.
`TFPList`	Class to manage collections of pointers.
`TFPListEnumerator`	Implements IEnumerator for the TFPList class.
`THandleStream`	Base class for streams that are identified by an OS handle.
`TInterfacedPersistent`	TPersistent descendant which implements the IInterface interface.
`TInterfaceList`	Standard implementation of the IInterfaceList interface.
`TInterfaceListEnumerator`	Implements IEnumerator for the TInterfaceList class.
`TLinkObservers`
`TList`	Class to manage collections of pointers.
`TListEnumerator`	Implements IEnumerator for the TList class.
`TMemoryStream`	Standard implementation of a stream that stores its data in memory.
`TObserverMapping`
`TObservers`
`TOwnedCollection`	TCollection descendant which maintains owner information.
`TOwnerStream`	Stream which uses a second stream as a source.
`TParser`	Class to parse the contents of a stream containing text data.
`TPersistent`	Base class for streaming system and persistent properties.
`TProxyAggregateStream`
`TProxyStream`	Proxy stream for the IStream interface.
`TRawByteStringStream`	TBytesStream descendent with some single-byte string methods.
`TReader`	Generic reader object which reads component data from any given source.
`TRecall`	Helper class for storing published properties.
`TResourceStream`	Stream that reads its data from a resource object.
`TStream`	Base class for streams.
`TStreamAdapter`	Implements IStream for TStream descendants.
`TStringList`	Standard implementation of the TStrings class.
`TStrings`	Class to manage arrays or collections of strings.
`TStringsEnumerator`	Implements IEnumerator for the TStrings class.
`TStringStream`	Stream that stores its data in a string.
`TTextObjectWriter`	Driver class which stores component data in text format.
`TThread`	Abstract Thread class.
`TThreadList`	Thread-safe list object.
`TWriter`	Object to write component data to an arbitrary format.