Reference for unit 'Classes': Types¶

Type	Description
`EListError`	Exception raised when an error occurs in lists handling.
`HMODULE`	Special type for handling modules.
`HRSRC`	Type to manage resources.
`PBitsBase`
`PPointerList`	Pointer to an array of pointers.
`PStringItem`	Pointer to a TStringItem record.
`PStringItemList`	Pointer to a TStringItemList.
`TActionEvent`
`TActiveXRegType`	Used when registering ActveX component types.
`TAlignment`	Type to specify text alignment in controls that display text.
`TAncestorNotFoundEvent`	This event occurs when an ancestor component cannot be found.
`TBasicActionClass`	TBasicAction class reference.
`TBasicActionLinkClass`	TBasicActionLink class reference.
`TBiDiMode`	BIDI description.
`TBitsBase`
`TBitsBaseSigned`
`TBitsOpCallback`
`TBitsOpTruth`
`TCollectionItemClass`	Class reference for TCollectionItem.
`TCollectionNotification`	Collection change notification enumeration.
`TCollectionSortCompare`	Callback to sort collection items.
`TCollectionSortCompare_Context`
`TComponentClass`	Class of TComponent.
`TComponentName`	Special type for component names.
`TComponentState`	Indicates the state of the component during the streaming process.
`TComponentStyle`	Describes the style of the component.
`TCreateComponentEvent`	Event handler type, occurs when a component instance must be created when a component is read from a stream.
`TDataModuleClass`	Class pointer for TDataModule.
`TDuplicates`	Type to describe what to do with duplicate values in a TStringlist.
`TExceptionClass`	Class of Exception.
`TFilerFlag`	Flags used by the TFiler class.
`TFilerFlags`	Set of TFilerFlag.
`TFindAncestorEvent`	Event that occurs w.
`TFindComponentClassEvent`	Event handler type, occurs when a component class pointer must be found when reading a component from a stream.
`TFindComponentClassExEvent`
`TFindGlobalComponent`	Callback type to search for a component.
`TFindMethodEvent`	Occurs when the streaming process needs to locate a method.
`TFPObservedOperation`	Operation which is reported to an observer.
`TGetChildProc`	Callback used when obtaining child components.
`TGetDeltaStreamsEvent`
`TGetStreamProc`
`TGetStrProc`	Event for retrieving string values.
`THandle`	Type to manage streams.
`THelpContext`	Range type to specify help contexts.
`THelpEvent`	Special event for display of online help.
`THelpType`	Enumeration type specifying the kind of help requested.
`THintEvent`
`TIdentMapEntry`	Record used when associating names with integer values.
`TIdentToInt`	Callback for converting identifiers to integers.
`TIInterfaceArray`
`TInitComponentHandler`	Callback type for RegisterInitComponentHandler.
`TIntToIdent`	Callback for converting integers to identifiers.
`TIsUniqueGlobalComponentName`
`TLeftRight`	Subrange type based on TAlignment.
`TListAssignOp`	List assign operation.
`TListCallback`	Method callback type for TFPList.ForEachCall.
`TListNotification`	Kind of list notification event.
`TListSortCompare`	Callback type for the list sort algorithm.
`TListStaticCallback`	Static method callback type for TFPList.ForEachCall.
`TMissingNameValueSeparatorAction`	What to to with Name=value pairs if the separator is missing.
`TMissingNameValueSeparatorActions`	Set of TMissingNameValueSeparatorAction.
`TNotifyCallBack`	Thread termination callback handler.
`TNotifyEvent`	Standard event handler type.
`TObjectTextEncoding`	Encoding of the object text file.
`TObserverGetCurrentEvent`
`TObserverToggleEvent`
`TOperation`	Operation of which a component is notified.
`TPersistentClass`	Class reference type for TPersistent.
`TPlatformIds`
`TPoint`	Special type to handle a fake TComponent position.
`TPointerList`	Type for an Array of pointers.
`TPropertyNotFoundEvent`	Callback for the TReader.OnPropertyNotFound event.
`TReadComponentsProc`	Callback type when reading a component from a stream.
`TReaderError`	Event handler type, called when an error occurs during the streaming.
`TReaderProc`	Reader procedure used by DefineProperties.
`TReadWriteStringPropertyEvent`	Callback for the TReader.OnReadStringProperty event handler.
`TRect`	Describes a rectangle.
`TReferenceNameEvent`	Occurs when a named object needs to be looked up.
`TSeekOrigin`	Specifies the origin of the TStream.Seek method.
`TSetMethodPropertyEvent`	Callback for the TReader.OnSetMethodProperty event.
`TSetNameEvent`	Occurs when the reader needs to set a component's name.
`TShiftState`	Indicates what special keys were pressed in combination with a normal key.
`TShiftStateEnum`	Keyboard/Mouse shift state enumerator.
`TShortCut`	Enumeration type to identify shortcut key combinations.
`TSmallPoint`	Type to describe point in a small plane.
`TStreamOriginalFormat`
`TStreamOwnership`	Determines the ownership of a TStreamAdapter.
`TStreamProc`	Procedure type used in streaming.
`TStringItem`	The TStringItem is used to store the string and object items in a TStringList string list instance. It should never be used directly.
`TStringItemList`	Array of TStringItem records.
`TStringListSortCompare`	Callback type used in stringlist compares.
`TStringsClass`	Class of TStrings.
`TStringsFilterMethod`	Callback signature for TStrings.Filter.
`TStringsForEachMethod`	Callback signature for TStrings.Foreach.
`TStringsForEachMethodEx`	Callback signature for TStrings.Foreach.
`TStringsForEachMethodExObj`	Callback signature for TStrings.Foreach.
`TStringsMapMethod`	Reduce algorithm for TStrings.Map.
`TStringsOption`	Enumeration of options used in TStrings.
`TStringsOptions`	Set of TStringsOption.
`TStringsReduceMethod`	Reduce algorithm for TStrings.Reduce.
`TStringsSortStyle`	Determines how the strings are sorted.
`TStringsSortStyles`	Set of TStringsSortStyle.
`TSynchronizeProcVar`	Synchronize callback type.
`TThreadExecuteCallBack`	Signature of procedure to execute in a thread, without status reporting.
`TThreadExecuteHandler`	Signature of method to execute in a thread, without status reporting.
`TThreadExecuteStatusCallBack`	Signature of procedure to execute in a thread, with status reporting.
`TThreadExecuteStatusHandler`	Signature of method to execute in a thread, with status reporting.
`TThreadMethod`	Procedure variable used when synchronizing threads.
`TThreadPriority`	Enumeration specifying the priority at which a thread runs.
`TThreadReportStatus`	Thread status report callback prototype.
`TThreadStatusNotifyCallBack`	Signature of thread status report callback.
`TThreadStatusNotifyEvent`	Signature of thread status report event handler.
`TTopBottom`	Range of alignments.
`TValueType`	Enumerated type used to identify the kind of streamed property.
`TVerticalAlignment`	Vertical alignment type.
`TWriteMethodPropertyEvent`	Callback for the TWriter.OnWriteMethodProperty event.
`TWriterProc`	Writer procedure used by DefineProperties.