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https://gitlab.com/freepascal.org/fpc/source.git
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114 lines
4.9 KiB
PHP
114 lines
4.9 KiB
PHP
{
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$Id: varutilh.inc,v 1.10 2005/02/25 14:39:31 peter Exp $
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This file is part of the Free Pascal run time library.
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Copyright (c) 2000,2001 by the Free Pascal development team
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This include file contains the implementation for variants
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support in FPC as far as it is part of the system unit
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See the file COPYING.FPC, included in this distribution,
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for details about the copyright.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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**********************************************************************}
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{$ifdef HASVARIANT}
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Type
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EVarianterror = Class(Exception)
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ErrCode : longint;
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Constructor CreateCode(Code : Longint);
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end;
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{ Variant functions }
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function VariantChangeTypeEx(var VargDest: TVarData; const VargSrc: TVarData; LCID: Integer; Flags: Word; VarType: Word): HRESULT; stdcall;
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function VariantClear(var Varg: TVarData): HRESULT; stdcall;
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function VariantCopy(var VargDest: TVarData; const VargSrc: TVarData): HRESULT; stdcall;
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function VariantCopyInd(var VargDest: TVarData; const VargSrc: TVarData): HRESULT; stdcall;
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function VariantInit(var Varg: TVarData): HRESULT; stdcall;
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{ Variant array functions }
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function SafeArrayAccessData(psa: PVarArray; var ppvdata: Pointer): HRESULT; stdcall;
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function SafeArrayAllocData(psa: PVarArray): HRESULT; stdcall;
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function SafeArrayAllocDescriptor(DimCount: SizeInt; var psa: PVarArray): HRESULT; stdcall;
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function SafeArrayCopy(psa: PVarArray; var psaout: PVarArray): HRESULT; stdcall;
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function SafeArrayCopyData(psa, psaOut: PVarArray): HRESULT; stdcall;
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function SafeArrayCreate(VarType, Dim: SizeInt; const Bounds: TVarArrayBoundArray): PVarArray; stdcall;
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function SafeArrayDestroy(psa: PVarArray): HRESULT; stdcall;
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function SafeArrayDestroyData(psa: PVarArray): HRESULT; stdcall;
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function SafeArrayDestroyDescriptor(psa: PVarArray): HRESULT; stdcall;
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function SafeArrayGetDim(psa: PVarArray): SizeInt; stdcall;
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function SafeArrayGetElemsize(psa: PVarArray): LongWord; stdcall;
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function SafeArrayGetElement(psa: PVarArray; Indices: PVarArrayCoorArray; Data: Pointer): HRESULT; stdcall;
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function SafeArrayGetLBound(psa: PVarArray; Dim: SizeInt; var LBound: SizeInt): HRESULT; stdcall;
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function SafeArrayGetUBound(psa: PVarArray; Dim: SizeInt; var UBound: SizeInt): HRESULT; stdcall;
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function SafeArrayLock(psa: PVarArray): HRESULT; stdcall;
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function SafeArrayPtrOfIndex(psa: PVarArray; Indices: PVarArrayCoorArray; var Address: Pointer): HRESULT; stdcall;
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function SafeArrayPutElement(psa: PVarArray; Indices: PVarArrayCoorArray; const Data: Pointer): HRESULT; stdcall;
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function SafeArrayRedim(psa: PVarArray; const NewBound: TVarArrayBound): HRESULT; stdcall;
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function SafeArrayUnaccessData(psa: PVarArray): HRESULT; stdcall;
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function SafeArrayUnlock(psa: PVarArray): HRESULT; stdcall;
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{ Conversion routines NOT in windows oleaut }
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Function VariantToSmallInt(Const VargSrc : TVarData) : SmallInt;
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Function VariantToLongint(Const VargSrc : TVarData) : Longint;
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Function VariantToShortint(Const VargSrc : TVarData) : ShortInt;
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Function VariantToCardinal(Const VargSrc : TVarData) : Cardinal;
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Function VariantToSingle(Const VargSrc : TVarData) : Single;
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Function VariantToDouble(Const VargSrc : TVarData) : Double;
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Function VariantToCurrency(Const VargSrc : TVarData) : Currency;
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Function VariantToDate(Const VargSrc : TVarData) : TDateTime;
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Function VariantToBoolean(Const VargSrc : TVarData) : Boolean;
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Function VariantToByte(Const VargSrc : TVarData) : Byte;
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Function VariantToInt64(Const VargSrc : TVarData ) : Int64;
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Function VariantToQWord(Const VargSrc : TVarData ) : Qword;
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Function VariantToWideString(Const VargSrc : TVarData) : WideString;
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Function VariantToAnsiString(Const VargSrc : TVarData) : AnsiString;
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Function VariantToShortString(Const VargSrc : TVarData) : ShortString;
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{Debug routines }
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Procedure DumpVariant(Const VArgSrc : TVarData);
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Procedure DumpVariant(Var F : Text; Const VArgSrc : TVarData);
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// Names match the ones in Borland varutils unit.
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const
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VAR_OK = HRESULT($00000000);
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VAR_PARAMNOTFOUND = HRESULT($80020004);
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VAR_TYPEMISMATCH = HRESULT($80020005);
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VAR_BADVARTYPE = HRESULT($80020008);
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VAR_EXCEPTION = HRESULT($80020009);
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VAR_OVERFLOW = HRESULT($8002000A);
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VAR_BADINDEX = HRESULT($8002000B);
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VAR_ARRAYISLOCKED = HRESULT($8002000D);
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VAR_NOTIMPL = HRESULT($80004001);
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VAR_OUTOFMEMORY = HRESULT($8007000E);
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VAR_INVALIDARG = HRESULT($80070057);
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VAR_UNEXPECTED = HRESULT($8000FFFF);
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ARR_NONE = $0000;
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ARR_FIXEDSIZE = $0010;
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ARR_OLESTR = $0100;
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ARR_UNKNOWN = $0200;
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ARR_DISPATCH = $0400;
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ARR_VARIANT = $0800;
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{$endif HASVARIANT}
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{
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$Log: varutilh.inc,v $
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Revision 1.10 2005/02/25 14:39:31 peter
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* 64bit fixes
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Revision 1.9 2005/02/14 17:13:31 peter
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* truncate log
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}
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