Types unit

Various types.

Starting with D6, types from Windows specific units that were needed in Kylix were extracted to this unit. So it mostly contains type of Windows origin that are needed in the VCL framework.

Classes and records

`_FILETIME`	record	Filetime record type.
`IClassFactory`	interface	Class defined for ActiveX compatibility.
`ISequentialStream`	interface	Sequential stream object interface.
`IStream`	interface	COM stream abstraction.
`tagSTATSTG`	record	Storage statistics type for IStream interface.
`TBitConverter`	class
`TNullPtr`	record
`TPoint`	record	Point in a plane.
`TPoint3D`	record
`TPointF`	record
`TRect`	record	Rectangle in a plane.
`TRectF`	record
`TScoped`	record
`TSize`	record	Area size.
`TSizeF`	record
`TSmallPoint`	record	Small point.
`TXrmOptionDescRec`	record	Opaque record type.

Procedures and functions

`Bounds`	function	Create a rectangle, given a position and size.
`CenteredRect`	function
`CenterPoint`	function	Return the center point of a rectangle.
`EqualRect`	function	Check if two rectangles are equal.
`InflateRect`	function	Increase the rectangle in size, keeping it centered.
`IntersectRect`	function	Return the intersection of 2 rectangles.
`IntersectRectF`	function
`IsRectEmpty`	function	Check whether a rectangle is empty.
`MinPoint`	function
`MultiplyRect`	procedure
`NormalizeRect`	function
`NormalizeRectF`	function
`OffsetRect`	function	Offset the rectangle.
`Point`	function	Create a point.
`PointF`	function
`PtInRect`	function	Check whether a point is inside a rectangle.
`Rect`	function	Create a rectangle record.
`RectCenter`	function
`RectF`	function
`RectHeight`	function
`RectWidth`	function
`ScalePoint`	function
`Size`	function	Return the size of the rectangle.
`SplitRect`	function
`UnionRect`	function	Return the union of 2 rectangles.
`UnionRectF`	function

Types

`ArgList`	type	Untyped pointer type.
`DWORD`	type	Alias for cardinal type.
`FILETIME`	type	Alias for the _FILETIME type.
`LARGE_INT`	type	Alias for the Int64 type.
`LARGE_UINT`	type	Alias for the QWord type.
`Largeint`	type	Alias for the Int64 type.
`LargeUint`	type	Alias for the QWord type.
`PByte`	type	Pointer to byte type.
`PCLSID`	type	Pointer to TCLSID type.
`PDisplay`	type	Untyped pointer type.
`PDouble`	type	Pointer do double type.
`PDWord`	type	Pointer to DWord type.
`PEvent`	type	Untyped pointer type.
`PFileTime`	type	Pointer to TFileTime type.
`PLargeInt`	type	Pointer to LargeInt.
`PLargeuInt`	type	Pointer to QWord type.
`PLongint`	type	Pointer to longint type.
`POleStr`	type	Pointer to WideChar.
`PPoint`	type	Pointer to TPoint type.
`PPointF`	type
`PPOleStr`	type	Pointer to POleStr type.
`PRect`	type	Pointer to TRect structure.
`PRectF`	type
`PSize`	type	Pointer to TSize type.
`PSizeF`	type
`PSmallInt`	type	Pointer to smallint type.
`PSmallPoint`	type	Pointer to TSmallPoint type.
`PStatStg`	type	Pointer to TStatStg record.
`PXrmOptionDescRec`	type	Pointer to TXrmOptionDescRec.
`Region`	type	Untyped pointer type.
`STATSTG`	type	Alias for the TStatStg type.
`TagPoint`	type	Alias for TPoint.
`TagSize`	type	Alias for TSize.
`TAnsiStringDynArray`	type
`TArray4IntegerType`	type
`TBooleanDynArray`	type	Dynamic array of booleans.
`TByteDynArray`	type	Dynamic array of (8-bit, unsigned) bytes.
`TCardinalDynArray`	type	Dynamic array of (32-bit, unsigned) cardinals.
`TClassicByteDynArray`	type
`TClassicStringDynArray`	type
`TCLSID`	type	Class ID identifier (GUID).
`TCompDynArray`	type
`TCurrencyArray`	type
`TDirection`	enumeration
`TDoubleDynArray`	type	Dynamic array of (Double-sized) floats.
`TDuplicates`	enumeration	Enumeration type, indicating what to do with duplicates in a list.
`TEndian`	type
`TExtendedDynArray`	type
`TFileTime`	type	Alias for the _FILETIME type.
`THorzRectAlign`	enumeration
`TInt64DynArray`	type	Dynamic array of (64-bit, signed) int64s.
`TIntegerDynArray`	type	Dynamic array of (32-bit, signed) integers.
`TListCallback`	procedure type	Method callback for list operations.
`TListStaticCallback`	procedure type	Callback for list operations.
`TLongWordDynArray`	type	Dynamic array of (32-bit, unsigned) LongWords.
`TObjectDynArray`	type
`TOleChar`	type	Alias for the widechar type.
`TPointerDynArray`	type	Dynamic array of untyped pointers.
`TQWordDynArray`	type	Dynamic array of (64-bit, unsigned) QWords.
`TRTLStringDynArray`	type
`TShortIntDynArray`	type	Dynamic array of (8-bit, signed) shortints.
`TSingleDynArray`	type	Array of (single-sized) floats.
`TSmallIntDynArray`	type	Dynamic array of (16-bit, signed) smallints.
`TSplitRectType`	enumeration
`TStatStg`	type	Record describing storage medium.
`TStringDynArray`	type	Dynamic array of AnsiStrings.
`TUnicodeStringDynArray`	type
`TValueRelationship`	type
`TVertRectAlign`	enumeration
`TWideStringDynArray`	type	Dynamic array of WideStrings.
`TWordDynArray`	type	Dynamic array of (16-bit, unsigned) words.
`Widget`	type	Untyped pointer type.
`WidgetClass`	type	Untyped pointer type.
`XrmOptionDescRec`	type	Alias for TXrmOptionDescRec.

Constants

`cPI`	constant
`cPIdiv180`	constant
`cPIdiv2`	constant
`cPIdiv4`	constant
`CurveKappa`	constant
`CurveKappaInv`	constant
`E_FAIL`	constant	COM/RPC Error code : operation failed.
`E_INVALIDARG`	constant	COM/RPC Error code: Invalid arguments were specified.
`Epsilon`	constant
`Epsilon2`	constant
`EqualsValue`	constant
`GreaterThanValue`	constant
`GUID_NULL`	constant	Null GUID.
`LessThanValue`	constant
`LOCK_EXCLUSIVE`	constant	Storage Lock stream data: lock exclusively for writing operation.
`LOCK_ONLYONCE`	constant	Storage Lock stream data: lock is granted only once.
`LOCK_WRITE`	constant	Storage Lock stream data: lock for writing operation.
`NullPtr`	constant
`STATFLAG_DEFAULT`	constant	Storage Statistics should contain pwcsName structure.
`STATFLAG_NONAME`	constant	Storage Statistics must not contain pwcsName structure.
`STATFLAG_NOOPEN`	constant	Storage : Not implemented.
`STG_E_ABNORMALAPIEXIT`	constant	Storage COM/RPC Error code: Abnormal exit of an API call.
`STG_E_ACCESSDENIED`	constant	Storage COM/RPC Error code: access to specified resource is denied.
`STG_E_BADBASEADDRESS`	constant	Storage COM/RPC Error code: wrong address for OLE32.
`STG_E_CANTSAVE`	constant	Storage COM/RPC Error code: cannot save.
`STG_E_DISKISWRITEPROTECTED`	constant	Storage COM/RPC Error code: Disk is read-only.
`STG_E_DOCFILECORRUPT`	constant	Storage COM/RPC Error code: Document file is corrupted.
`STG_E_EXTANTMARSHALLINGS`	constant	Storage COM/RPC Error code: extant marshallings exist on object.
`STG_E_FILEALREADYEXISTS`	constant	Storage COM/RPC Error code: the specified object already exists.
`STG_E_FILENOTFOUND`	constant	Storage COM/RPC Error code: the file could not be found.
`STG_E_INCOMPLETE`	constant	Storage COM/RPC Error code: download interrupted, resulting in incomplete file.
`STG_E_INSUFFICIENTMEMORY`	constant	Storage COM/RPC Error code: not enough operation for the operation.
`STG_E_INUSE`	constant	Storage COM/RPC Error code: object is in use.
`STG_E_INVALIDFLAG`	constant	Storage COM/RPC Error code: invalid flag.
`STG_E_INVALIDFUNCTION`	constant	Storage COM/RPC Error code: An invalid operation was called.
`STG_E_INVALIDHANDLE`	constant	Storage COM/RPC Error code: invalid object for operation.
`STG_E_INVALIDHEADER`	constant	Storage COM/RPC Error code: Not a valid compound file.
`STG_E_INVALIDNAME`	constant	Storage COM/RPC Error code: Not a valid name.
`STG_E_INVALIDPARAMETER`	constant	Storage COM/RPC Error code: an invalid parameter was specified.
`STG_E_INVALIDPOINTER`	constant	Storage COM/RPC Error code: invalid pointer specified.
`STG_E_LOCKVIOLATION`	constant	Storage COM/RPC Error code: A locking violation occurred.
`STG_E_MEDIUMFULL`	constant	Storage COM/RPC Error code: the medium was full.
`STG_E_NOMOREFILES`	constant	Storage COM/RPC Error code: no more objects to return.
`STG_E_NOTCURRENT`	constant	Storage COM/RPC Error code: contents changed by another user.
`STG_E_OLDDLL`	constant	Storage COM/RPC Error code: old format of DLL.
`STG_E_OLDFORMAT`	constant	Storage COM/RPC Error code: old compound file format.
`STG_E_PATHNOTFOUND`	constant	Storage COM/RPC Error code: the path could not be found.
`STG_E_PROPSETMISMATCHED`	constant	Storage COM/RPC Error code: Attempt to write a complex property to a simple property storage.
`STG_E_READFAULT`	constant	Storage COM/RPC Error code: Error during read operation.
`STG_E_REVERTED`	constant	Storage COM/RPC Error code: object no longer exists.
`STG_E_SEEKERROR`	constant	Storage COM/RPC Error code: Error during seek operation.
`STG_E_SHAREREQUIRED`	constant	Storage COM/RPC Error code: share.exe required for this operation.
`STG_E_SHAREVIOLATION`	constant	Storage COM/RPC Error code: A sharing violation occurred.
`STG_E_TERMINATED`	constant	Storage COM/RPC Error code: download terminated.
`STG_E_TOOMANYOPENFILES`	constant	Storage COM/RPC Error code: too many open files.
`STG_E_UNIMPLEMENTEDFUNCTION`	constant	Storage COM/RPC Error code: unimplemented function.
`STG_E_UNKNOWN`	constant	Storage COM/RPC Error code: unknown error.
`STG_E_WRITEFAULT`	constant	Storage COM/RPC Error code: Error during write operation.
`STG_S_BLOCK`	constant	Storage COM/RPC Error code: storage operation would block till more data comes available.
`STG_S_CONVERTED`	constant	Storage COM/RPC Error code: object was converted to compound file.
`STG_S_MONITORING`	constant	Storage COM/RPC Error code: ?
`STG_S_RETRYNOW`	constant	Storage COM/RPC Error code: Retry operation.
`STGTY_LOCKBYTES`	constant	Storage type - byte array.
`STGTY_PROPERTY`	constant	Storage type - Property storage.
`STGTY_STORAGE`	constant	Storage type - Storage.
`STGTY_STREAM`	constant	Storage type - stream.
`STREAM_SEEK_CUR`	constant	Storage Stream seek operation offset type : relative position.
`STREAM_SEEK_END`	constant	Storage Stream seek operation offset type : Position relative to end of stream.
`STREAM_SEEK_SET`	constant	Storage Stream seek operation offset type : set absolute position.

An experiment, built from development snapshots. Not the official Free Pascal or Lazarus documentation.