1729 lines
63 KiB
ObjectPascal
1729 lines
63 KiB
ObjectPascal
{**************************************************************************************************}
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{ }
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{ Project JEDI Code Library (JCL) }
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{ }
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{ The contents of this file are subject to the Mozilla Public License Version 1.1 (the "License"); }
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{ you may not use this file except in compliance with the License. You may obtain a copy of the }
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{ License at http://www.mozilla.org/MPL/ }
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{ }
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{ Software distributed under the License is distributed on an "AS IS" basis, WITHOUT WARRANTY OF }
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{ ANY KIND, either express or implied. See the License for the specific language governing rights }
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{ and limitations under the License. }
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{ }
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{ The Original Code is JclRegistry.pas. }
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{ }
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{ The Initial Developers of the Original Code are John C Molyneux, Marcel van Brakel and }
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{ Charlie Calvert. Portions created by these individuals are Copyright (C) of these individuals. }
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{ All Rights Reserved. }
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{ }
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{ Contributors: }
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{ Marcel van Brakel }
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{ Stephane Fillon }
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{ Eric S.Fisher }
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{ Peter Friese }
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{ Andreas Hausladen (ahuser) }
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{ Manlio Laschena (manlio) }
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{ Robert Marquardt (marquardt) }
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{ Robert Rossmair (rrossmair) }
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{ Olivier Sannier (obones) }
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{ Petr Vones (pvones) }
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{ }
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{**************************************************************************************************}
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{ }
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{ Contains various utility routines to read and write registry values. Using these routines }
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{ prevents you from having to instantiate temporary TRegistry objects and since the routines }
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{ directly call the registry API they do not suffer from the resource overhead as TRegistry does. }
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{ }
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{**************************************************************************************************}
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// Last modified: $Date: 2006/01/15 19:10:45 $
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// For history see end of file
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unit JclRegistry;
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{$I jcl.inc}
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interface
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uses
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Windows, Classes,
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JclBase, JclStrings, JclWideStrings;
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type
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DelphiHKEY = Longword;
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{$HPPEMIT '// BCB users must typecast the HKEY values to DelphiHKEY or use the HK-values below.'}
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TExecKind = (ekMachineRun, ekMachineRunOnce, ekUserRun, ekUserRunOnce,
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ekServiceRun, ekServiceRunOnce);
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EJclRegistryError = class(EJclError);
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{$IFDEF FPC}
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const
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HKCR = DelphiHKEY($80000000);
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HKCU = DelphiHKEY($80000001);
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HKLM = DelphiHKEY($80000002);
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HKUS = DelphiHKEY($80000003);
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HKPD = DelphiHKEY($80000004);
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HKCC = DelphiHKEY($80000005);
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HKDD = DelphiHKEY($80000006);
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{$ELSE ~FPC}
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const
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HKCR = DelphiHKEY(HKEY_CLASSES_ROOT);
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HKCU = DelphiHKEY(HKEY_CURRENT_USER);
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HKLM = DelphiHKEY(HKEY_LOCAL_MACHINE);
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HKUS = DelphiHKEY(HKEY_USERS);
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HKPD = DelphiHKEY(HKEY_PERFORMANCE_DATA);
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HKCC = DelphiHKEY(HKEY_CURRENT_CONFIG);
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HKDD = DelphiHKEY(HKEY_DYN_DATA);
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{$ENDIF ~FPC}
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function RegCreateKey(const RootKey: DelphiHKEY; const Key: string): Longint; overload;
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function RegCreateKey(const RootKey: DelphiHKEY; const Key, Value: string): Longint; overload;
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function RegDeleteEntry(const RootKey: DelphiHKEY; const Key, Name: string): Boolean;
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function RegDeleteKeyTree(const RootKey: DelphiHKEY; const Key: string): Boolean;
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function RegGetDataSize(const RootKey: DelphiHKEY; const Key, Name: string;
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out DataSize: Cardinal): Boolean;
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function RegGetDataType(const RootKey: DelphiHKEY; const Key, Name: string;
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out DataType: Cardinal): Boolean;
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function RegReadBool(const RootKey: DelphiHKEY; const Key, Name: string): Boolean;
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function RegReadBoolDef(const RootKey: DelphiHKEY; const Key, Name: string; Def: Boolean): Boolean;
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function RegReadIntegerEx(const RootKey: DelphiHKEY; const Key, Name: string; out RetValue: Integer; RaiseException: Boolean = False): Boolean;
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function RegReadInteger(const RootKey: DelphiHKEY; const Key, Name: string): Integer;
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function RegReadIntegerDef(const RootKey: DelphiHKEY; const Key, Name: string; Def: Integer): Integer;
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function RegReadCardinalEx(const RootKey: DelphiHKEY; const Key, Name: string; out RetValue: Cardinal; RaiseException: Boolean = False): Boolean;
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function RegReadCardinal(const RootKey: DelphiHKEY; const Key, Name: string): Cardinal;
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function RegReadCardinalDef(const RootKey: DelphiHKEY; const Key, Name: string; Def: Cardinal): Cardinal;
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function RegReadDWORDEx(const RootKey: DelphiHKEY; const Key, Name: string; out RetValue: DWORD; RaiseException: Boolean = False): Boolean;
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function RegReadDWORD(const RootKey: DelphiHKEY; const Key, Name: string): DWORD;
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function RegReadDWORDDef(const RootKey: DelphiHKEY; const Key, Name: string; Def: DWORD): DWORD;
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function RegReadInt64Ex(const RootKey: DelphiHKEY; const Key, Name: string; out RetValue: Int64; RaiseException: Boolean = False): Boolean;
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function RegReadInt64(const RootKey: DelphiHKEY; const Key, Name: string): Int64;
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function RegReadInt64Def(const RootKey: DelphiHKEY; const Key, Name: string; Def: Int64): Int64;
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function RegReadUInt64Ex(const RootKey: DelphiHKEY; const Key, Name: string; out RetValue: UInt64; RaiseException: Boolean = False): Boolean;
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function RegReadUInt64(const RootKey: DelphiHKEY; const Key, Name: string): UInt64;
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function RegReadUInt64Def(const RootKey: DelphiHKEY; const Key, Name: string; Def: UInt64): UInt64;
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function RegReadSingleEx(const RootKey: DelphiHKEY; const Key, Name: string; out RetValue: Single; RaiseException: Boolean = False): Boolean;
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function RegReadSingle(const RootKey: DelphiHKEY; const Key, Name: string): Single;
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function RegReadSingleDef(const RootKey: DelphiHKEY; const Key, Name: string; Def: Single): Single;
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function RegReadDoubleEx(const RootKey: DelphiHKEY; const Key, Name: string; out RetValue: Double; RaiseException: Boolean = False): Boolean;
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function RegReadDouble(const RootKey: DelphiHKEY; const Key, Name: string): Double;
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function RegReadDoubleDef(const RootKey: DelphiHKEY; const Key, Name: string; Def: Double): Double;
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function RegReadExtendedEx(const RootKey: DelphiHKEY; const Key, Name: string; out RetValue: Extended; RaiseException: Boolean = False): Boolean;
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function RegReadExtended(const RootKey: DelphiHKEY; const Key, Name: string): Extended;
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function RegReadExtendedDef(const RootKey: DelphiHKEY; const Key, Name: string; Def: Extended): Extended;
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function RegReadStringEx(const RootKey: DelphiHKEY; const Key, Name: string; out RetValue: AnsiString; RaiseException: Boolean = False): Boolean;
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function RegReadString(const RootKey: DelphiHKEY; const Key, Name: string): string;
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function RegReadStringDef(const RootKey: DelphiHKEY; const Key, Name: string; Def: string): string;
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function RegReadAnsiStringEx(const RootKey: DelphiHKEY; const Key, Name: AnsiString; out RetValue: AnsiString; RaiseException: Boolean = False): Boolean;
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function RegReadAnsiString(const RootKey: DelphiHKEY; const Key, Name: AnsiString): AnsiString;
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function RegReadAnsiStringDef(const RootKey: DelphiHKEY; const Key, Name: AnsiString; Def: AnsiString): AnsiString;
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function RegReadWideStringEx(const RootKey: DelphiHKEY; const Key, Name: string; out RetValue: WideString; RaiseException: Boolean = False): Boolean;
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function RegReadWideString(const RootKey: DelphiHKEY; const Key, Name: string): WideString;
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function RegReadWideStringDef(const RootKey: DelphiHKEY; const Key, Name: string; Def: WideString): WideString;
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function RegReadMultiSzEx(const RootKey: DelphiHKEY; const Key, Name: string; Value: TStrings; RaiseException: Boolean = False): Boolean; overload;
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function RegReadMultiSzEx(const RootKey: DelphiHKEY; const Key, Name: string; out RetValue: PMultiSz; RaiseException: Boolean = False): Boolean; overload;
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procedure RegReadMultiSz(const RootKey: DelphiHKEY; const Key, Name: string; Value: TStrings); overload;
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function RegReadMultiSz(const RootKey: DelphiHKEY; const Key, Name: string): PMultiSz; overload;
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procedure RegReadMultiSzDef(const RootKey: DelphiHKEY; const Key, Name: string; Value, Def: TStrings); overload;
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function RegReadMultiSzDef(const RootKey: DelphiHKEY; const Key, Name: string; Def: PMultiSz): PMultiSz; overload;
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function RegReadWideMultiSzEx(const RootKey: DelphiHKEY; const Key, Name: string; Value: TWideStrings; RaiseException: Boolean = False): Boolean; overload;
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function RegReadWideMultiSzEx(const RootKey: DelphiHKEY; const Key, Name: string; out RetValue: PWideMultiSz; RaiseException: Boolean = False): Boolean; overload;
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procedure RegReadWideMultiSz(const RootKey: DelphiHKEY; const Key, Name: string; Value: TWideStrings); overload;
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function RegReadWideMultiSz(const RootKey: DelphiHKEY; const Key, Name: string): PWideMultiSz; overload;
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procedure RegReadWideMultiSzDef(const RootKey: DelphiHKEY; const Key, Name: string; Value, Def: TWideStrings); overload;
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function RegReadWideMultiSzDef(const RootKey: DelphiHKEY; const Key, Name: string; Def: PWideMultiSz): PWideMultiSz; overload;
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function RegReadBinaryEx(const RootKey: DelphiHKEY; const Key, Name: string; var Value; const ValueSize: Cardinal; out DataSize: Cardinal; RaiseException: Boolean = False): Boolean;
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function RegReadBinary(const RootKey: DelphiHKEY; const Key, Name: string; var Value; const ValueSize: Cardinal): Cardinal;
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function RegReadBinaryDef(const RootKey: DelphiHKEY; const Key, Name: string;
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var Value; const ValueSize: Cardinal; const Def: Byte): Cardinal;
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procedure RegWriteBool(const RootKey: DelphiHKEY; const Key, Name: string; Value: Boolean); overload;
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procedure RegWriteBool(const RootKey: DelphiHKEY; const Key, Name: string; DataType: Cardinal; Value: Boolean); overload;
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procedure RegWriteInteger(const RootKey: DelphiHKEY; const Key, Name: string; Value: Integer); overload;
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procedure RegWriteInteger(const RootKey: DelphiHKEY; const Key, Name: string; DataType: Cardinal; Value: Integer); overload;
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procedure RegWriteCardinal(const RootKey: DelphiHKEY; const Key, Name: string; Value: Cardinal); overload;
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procedure RegWriteCardinal(const RootKey: DelphiHKEY; const Key, Name: string; DataType: Cardinal; Value: Cardinal); overload;
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procedure RegWriteDWORD(const RootKey: DelphiHKEY; const Key, Name: string; Value: DWORD); overload;
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procedure RegWriteDWORD(const RootKey: DelphiHKEY; const Key, Name: string; DataType: Cardinal; Value: DWORD); overload;
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procedure RegWriteInt64(const RootKey: DelphiHKEY; const Key, Name: string; Value: Int64); overload;
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procedure RegWriteInt64(const RootKey: DelphiHKEY; const Key, Name: string; DataType: Cardinal; Value: Int64); overload;
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procedure RegWriteUInt64(const RootKey: DelphiHKEY; const Key, Name: string; Value: UInt64); overload;
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procedure RegWriteUInt64(const RootKey: DelphiHKEY; const Key, Name: string; DataType: Cardinal; Value: UInt64); overload;
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procedure RegWriteSingle(const RootKey: DelphiHKEY; const Key, Name: string; Value: Single); overload;
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procedure RegWriteSingle(const RootKey: DelphiHKEY; const Key, Name: string; DataType: Cardinal; Value: Single); overload;
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procedure RegWriteDouble(const RootKey: DelphiHKEY; const Key, Name: string; Value: Double); overload;
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procedure RegWriteDouble(const RootKey: DelphiHKEY; const Key, Name: string; DataType: Cardinal; Value: Double); overload;
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procedure RegWriteExtended(const RootKey: DelphiHKEY; const Key, Name: string; Value: Extended); overload;
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procedure RegWriteExtended(const RootKey: DelphiHKEY; const Key, Name: string; DataType: Cardinal; Value: Extended); overload;
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procedure RegWriteString(const RootKey: DelphiHKEY; const Key, Name, Value: string); overload;
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procedure RegWriteString(const RootKey: DelphiHKEY; const Key, Name: string; DataType: Cardinal; Value: string); overload;
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procedure RegWriteAnsiString(const RootKey: DelphiHKEY; const Key, Name, Value: AnsiString); overload;
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procedure RegWriteAnsiString(const RootKey: DelphiHKEY; const Key, Name: AnsiString; DataType: Cardinal; Value: AnsiString); overload;
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procedure RegWriteWideString(const RootKey: DelphiHKEY; const Key, Name: string; Value: WideString); overload;
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procedure RegWriteWideString(const RootKey: DelphiHKEY; const Key, Name: string; DataType: Cardinal; Value: WideString); overload;
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procedure RegWriteMultiSz(const RootKey: DelphiHKEY; const Key, Name: string; Value: PMultiSz); overload;
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procedure RegWriteMultiSz(const RootKey: DelphiHKEY; const Key, Name: string; const Value: TStrings); overload;
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procedure RegWriteMultiSz(const RootKey: DelphiHKEY; const Key, Name: string; DataType: Cardinal; Value: PMultiSz); overload;
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procedure RegWriteMultiSz(const RootKey: DelphiHKEY; const Key, Name: string; DataType: Cardinal; const Value: TStrings); overload;
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procedure RegWriteWideMultiSz(const RootKey: DelphiHKEY; const Key, Name: string; Value: PWideMultiSz); overload;
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procedure RegWriteWideMultiSz(const RootKey: DelphiHKEY; const Key, Name: string; const Value: TWideStrings); overload;
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procedure RegWriteWideMultiSz(const RootKey: DelphiHKEY; const Key, Name: string; DataType: Cardinal; Value: PWideMultiSz); overload;
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procedure RegWriteWideMultiSz(const RootKey: DelphiHKEY; const Key, Name: string; DataType: Cardinal; const Value: TWideStrings); overload;
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procedure RegWriteBinary(const RootKey: DelphiHKEY; const Key, Name: string; const Value; const ValueSize: Cardinal);
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function RegGetValueNames(const RootKey: DelphiHKEY; const Key: string; const List: TStrings): Boolean;
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function RegGetKeyNames(const RootKey: DelphiHKEY; const Key: string; const List: TStrings): Boolean;
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function RegHasSubKeys(const RootKey: DelphiHKEY; const Key: string): Boolean;
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function AllowRegKeyForEveryone(const RootKey: DelphiHKEY; Path: string): Boolean;
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{
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From: Jean-Fabien Connault [cycocrew att worldnet dott fr]
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Descr: Test whether a registry key exists as a subkey of RootKey
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Used test cases:
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procedure TForm1.Button1Click(Sender: TObject);
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var
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RegKey: HKEY;
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begin
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if RegOpenKeyEx(HKEY_CURRENT_USER, 'Software', 0, KEY_READ, RegKey) = ERROR_SUCCESS then
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begin
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Assert(not RegKeyExists(RegKey, 'Microsoft\_Windows'));
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RegCloseKey(RegKey);
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end;
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if RegOpenKeyEx(HKEY_CURRENT_USER, 'Software', 0, KEY_READ, RegKey) = ERROR_SUCCESS then
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begin
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Assert(RegKeyExists(RegKey, 'Microsoft\Windows'));;
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RegCloseKey(RegKey);
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end;
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Assert(RegKeyExists(HKEY_CURRENT_USER, ''));
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Assert(RegKeyExists(HKEY_CURRENT_USER, 'Software'));
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Assert(RegKeyExists(HKEY_CURRENT_USER, 'Software\Microsoft'));
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Assert(RegKeyExists(HKEY_CURRENT_USER, 'Software\Microsoft\Windows'));
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Assert(RegKeyExists(HKEY_CURRENT_USER, '\Software\Microsoft\Windows'));
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Assert(not RegKeyExists(HKEY_CURRENT_USER, '\Software\Microsoft2\Windows'));
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end;
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}
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function RegKeyExists(const RootKey: DelphiHKEY; const Key: string): Boolean;
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function UnregisterAutoExec(ExecKind: TExecKind; const Name: string): Boolean;
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function RegisterAutoExec(ExecKind: TExecKind; const Name, Cmdline: string): Boolean;
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function RegSaveList(const RootKey: DelphiHKEY; const Key: string; const ListName: string;
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const Items: TStrings): Boolean;
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function RegLoadList(const RootKey: DelphiHKEY; const Key: string; const ListName: string;
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const SaveTo: TStrings): Boolean;
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function RegDelList(const RootKey: DelphiHKEY; const Key: string; const ListName: string): Boolean;
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implementation
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uses
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SysUtils,
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{$IFDEF FPC}
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JwaAccCtrl,
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{$ELSE}
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AccCtrl,
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{$ENDIF FPC}
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JclResources, JclSysUtils, JclWin32;
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type
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TRegKind = REG_NONE..REG_QWORD;
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TRegKinds = set of TRegKind;
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const
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cItems = 'Items';
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cRegBinKinds = [REG_SZ..REG_QWORD]; // all types
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//=== Internal helper routines ===============================================
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procedure ReadError(const Key: string);
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begin
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raise EJclRegistryError.CreateResFmt(@RsUnableToOpenKeyRead, [Key]);
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end;
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procedure WriteError(const Key: string);
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begin
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raise EJclRegistryError.CreateResFmt(@RsUnableToOpenKeyWrite, [Key]);
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end;
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procedure ValueError(const Key, Name: string);
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begin
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raise EJclRegistryError.CreateResFmt(@RsUnableToAccessValue, [Key, Name]);
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end;
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procedure DataError(const Key, Name: string);
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begin
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raise EJclRegistryError.CreateResFmt(@RsWrongDataType, [Key, Name]);
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end;
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function GetKeyAndPath(ExecKind: TExecKind; var Key: HKEY; out RegPath: string): Boolean;
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begin
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Result := False;
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if (ExecKind in [ekServiceRun, ekServiceRunOnce]) and (Win32Platform = VER_PLATFORM_WIN32_NT) then
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Exit;
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if ExecKind in [ekMachineRun, ekMachineRunOnce, ekServiceRun, ekServiceRunOnce] then
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Key := HKEY_LOCAL_MACHINE
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else
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Key := HKEY_CURRENT_USER;
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RegPath := 'Software\Microsoft\Windows\CurrentVersion\';
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case ExecKind of
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ekMachineRun, ekUserRun:
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RegPath := RegPath + 'Run';
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ekMachineRunOnce, ekUserRunOnce:
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RegPath := RegPath + 'RunOnce';
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ekServiceRun:
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RegPath := RegPath + 'RunServices';
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ekServiceRunOnce:
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RegPath := RegPath + 'RunServicesOnce';
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end;
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Result := True;
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end;
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function RelativeKey(const RootKey: DelphiHKEY; Key: PChar): PChar;
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type
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TRootKey = record
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Key: DelphiHKEY;
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Name: PChar;
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end;
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const
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RootKeys: array [0..13] of TRootKey =
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(
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(Key: HKCR; Name: 'HKEY_CLASSES_ROOT\'),
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(Key: HKCU; Name: 'HKEY_CURRENT_USER\'),
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(Key: HKLM; Name: 'HKEY_LOCAL_MACHINE\'),
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(Key: HKUS; Name: 'HKEY_USERS\'),
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(Key: HKPD; Name: 'HKEY_PERFORMANCE_DATA\'),
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(Key: HKCC; Name: 'HKEY_CURRENT_CONFIG\'),
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(Key: HKDD; Name: 'HKEY_DYN_DATA\'),
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(Key: HKCR; Name: 'HKCR\'),
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(Key: HKCU; Name: 'HKCU\'),
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(Key: HKLM; Name: 'HKLM\'),
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(Key: HKUS; Name: 'HKUS\'),
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(Key: HKPD; Name: 'HKPD\'),
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(Key: HKCC; Name: 'HKCC\'),
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(Key: HKDD; Name: 'HKDD\')
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);
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var
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I: Integer;
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begin
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Result := Key;
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if Result^ = '\' then
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Inc(Result);
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for I := Low(RootKeys) to High(RootKeys) do
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if StrPos(Key, RootKeys[I].Name) = Result then
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begin
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if RootKey <> RootKeys[I].Key then
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raise EJclRegistryError.CreateResFmt(@RsInconsistentPath, [Key])
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else
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Inc(Result, StrLen(RootKeys[I].Name));
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Break;
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end;
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end;
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function InternalRegOpenKeyEx(Key: HKEY; SubKey: PChar;
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ulOptions: DWORD; samDesired: REGSAM; var RegKey: HKEY): Longint;
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var
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WideKey: WideString;
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begin
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if Win32Platform = VER_PLATFORM_WIN32_NT then
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begin
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WideKey := RelativeKey(Key, SubKey);
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Result := RegOpenKeyExW(Key, PWideChar(WideKey), ulOptions, samDesired, RegKey);
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end
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else
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Result := RegOpenKeyExA(Key, RelativeKey(Key, SubKey), ulOptions, samDesired, RegKey);
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end;
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function InternalRegQueryValueEx(Key: HKEY; ValueName: PChar;
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lpReserved: Pointer; lpType: PDWORD; lpData: PByte; lpcbData: PDWORD): Longint;
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var
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WideName: WideString;
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begin
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if Win32Platform = VER_PLATFORM_WIN32_NT then
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begin
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WideName := ValueName;
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Result := RegQueryValueExW(Key, PWideChar(WideName), lpReserved, lpType, lpData, lpcbData);
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end
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else
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Result := RegQueryValueExA(Key, ValueName, lpReserved, lpType, lpData, lpcbData);
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end;
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function InternalRegSetValueEx(Key: HKEY; ValueName: PChar;
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Reserved: DWORD; dwType: DWORD; lpData: Pointer; cbData: DWORD): Longint; stdcall;
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var
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WideName: WideString;
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begin
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if Win32Platform = VER_PLATFORM_WIN32_NT then
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begin
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WideName := ValueName;
|
|
Result := RegSetValueExW(Key, PWideChar(WideName), Reserved, dwType, lpData, cbData);
|
|
end
|
|
else
|
|
Result := RegSetValueExA(Key, PChar(ValueName), Reserved, dwType, lpData, cbData);
|
|
end;
|
|
|
|
function InternalGetData(const RootKey: DelphiHKEY; const Key, Name: string;
|
|
RegKinds: TRegKinds; ExpectedSize: DWORD;
|
|
out DataType: DWORD; Data: Pointer; out DataSize: DWORD; RaiseException: Boolean): Boolean;
|
|
var
|
|
RegKey: HKEY;
|
|
begin
|
|
Result := True;
|
|
DataType := REG_NONE;
|
|
DataSize := 0;
|
|
if InternalRegOpenKeyEx(RootKey, PChar(Key), 0, KEY_READ, RegKey) = ERROR_SUCCESS then
|
|
try
|
|
if InternalRegQueryValueEx(RegKey, PChar(Name), nil, @DataType, nil, @DataSize) = ERROR_SUCCESS then
|
|
begin
|
|
if not (DataType in RegKinds) or (DataSize > ExpectedSize) then
|
|
if RaiseException then
|
|
DataError(Key, Name)
|
|
else
|
|
Result := False;
|
|
if InternalRegQueryValueEx(RegKey, PChar(Name), nil, nil, Data, @DataSize) <> ERROR_SUCCESS then
|
|
if RaiseException then
|
|
ValueError(Key, Name)
|
|
else
|
|
Result := False;
|
|
end
|
|
else
|
|
if RaiseException then
|
|
ValueError(Key, Name)
|
|
else
|
|
Result := False;
|
|
finally
|
|
RegCloseKey(RegKey);
|
|
end
|
|
else
|
|
if RaiseException then
|
|
ReadError(Key)
|
|
else
|
|
Result := False;;
|
|
end;
|
|
|
|
function InternalGetString(const RootKey: DelphiHKEY; const Key, Name: string; MultiFlag: Boolean;
|
|
out RetValue: string; RaiseException: Boolean): Boolean;
|
|
var
|
|
RegKey: HKEY;
|
|
DataType, DataSize: DWORD;
|
|
RegKinds: TRegKinds;
|
|
begin
|
|
Result := True;
|
|
DataType := REG_NONE;
|
|
DataSize := 0;
|
|
RetValue := '';
|
|
if RegOpenKeyEx(RootKey, RelativeKey(RootKey, PChar(Key)), 0, KEY_READ, RegKey) = ERROR_SUCCESS then
|
|
try
|
|
if RegQueryValueEx(RegKey, PChar(Name), nil, @DataType, nil, @DataSize) = ERROR_SUCCESS then
|
|
begin
|
|
RegKinds := [REG_BINARY, REG_SZ, REG_EXPAND_SZ];
|
|
if MultiFlag then
|
|
RegKinds := RegKinds + [REG_MULTI_SZ];
|
|
if not (DataType in RegKinds) then
|
|
DataError(Key, Name);
|
|
SetLength(RetValue, DataSize div SizeOf(Char) + 1);
|
|
if RegQueryValueEx(RegKey, PChar(Name), nil, nil, Pointer(RetValue), @DataSize) <> ERROR_SUCCESS then
|
|
begin
|
|
RetValue := '';
|
|
if RaiseException then
|
|
ValueError(Key, Name)
|
|
else
|
|
begin
|
|
Result := False;
|
|
DataSize := 1; // => empty string
|
|
end;
|
|
end;
|
|
SetLength(RetValue, (DataSize - 1) div SizeOf(Char));
|
|
end
|
|
else
|
|
if RaiseException then
|
|
ValueError(Key, Name)
|
|
else
|
|
Result := False;
|
|
finally
|
|
RegCloseKey(RegKey);
|
|
end
|
|
else
|
|
if RaiseException then
|
|
ReadError(Key)
|
|
else
|
|
Result := False;
|
|
end;
|
|
|
|
function InternalGetWideString(const RootKey: DelphiHKEY; const Key, Name: string; MultiFlag: Boolean;
|
|
out RetValue: WideString; RaiseException: Boolean): Boolean;
|
|
var
|
|
RegKey: HKEY;
|
|
DataType, DataSize: DWORD;
|
|
RegKinds: TRegKinds;
|
|
begin
|
|
Result := True;
|
|
DataType := REG_NONE;
|
|
DataSize := 0;
|
|
RetValue := '';
|
|
if InternalRegOpenKeyEx(RootKey, PChar(Key), 0, KEY_READ, RegKey) = ERROR_SUCCESS then
|
|
try
|
|
if InternalRegQueryValueEx(RegKey, PChar(Name), nil, @DataType, nil, @DataSize) = ERROR_SUCCESS then
|
|
begin
|
|
if Win32Platform = VER_PLATFORM_WIN32_WINDOWS then
|
|
RegKinds := [REG_BINARY]
|
|
else
|
|
if MultiFlag then
|
|
RegKinds := [REG_BINARY, REG_SZ, REG_EXPAND_SZ, REG_MULTI_SZ]
|
|
else
|
|
RegKinds := [REG_BINARY, REG_SZ, REG_EXPAND_SZ];
|
|
if not (DataType in RegKinds) then
|
|
DataError(Key, Name);
|
|
SetLength(RetValue, DataSize div SizeOf(WideChar) + 1);
|
|
if InternalRegQueryValueEx(RegKey, PChar(Name), nil, nil, Pointer(RetValue), @DataSize) <> ERROR_SUCCESS then
|
|
begin
|
|
RetValue := '';
|
|
if RaiseException then
|
|
ValueError(Key, Name)
|
|
else
|
|
begin
|
|
Result := False;
|
|
DataSize := 1; // => empty string
|
|
end;
|
|
end;
|
|
SetLength(RetValue, (DataSize - 1) div SizeOf(WideChar));
|
|
end
|
|
else
|
|
if RaiseException then
|
|
ValueError(Key, Name)
|
|
else
|
|
Result := False;
|
|
finally
|
|
RegCloseKey(RegKey);
|
|
end
|
|
else
|
|
if RaiseException then
|
|
ReadError(Key)
|
|
else
|
|
Result := False;
|
|
end;
|
|
|
|
procedure InternalSetData(const RootKey: DelphiHKEY; const Key, Name: string;
|
|
RegKind: TRegKind; Value: Pointer; ValueSize: Cardinal);
|
|
var
|
|
RegKey: HKEY;
|
|
begin
|
|
if not RegKeyExists(RootKey, Key) then
|
|
RegCreateKey(RootKey, Key);
|
|
if RegOpenKeyEx(RootKey, RelativeKey(RootKey, PChar(Key)), 0, KEY_WRITE, RegKey) = ERROR_SUCCESS then
|
|
try
|
|
if RegSetValueEx(RegKey, PChar(Name), 0, RegKind, Value, ValueSize) <> ERROR_SUCCESS then
|
|
WriteError(Key);
|
|
finally
|
|
RegCloseKey(RegKey);
|
|
end
|
|
else
|
|
WriteError(Key);
|
|
end;
|
|
|
|
procedure InternalSetWideData(const RootKey: DelphiHKEY; const Key, Name: string;
|
|
RegKind: TRegKind; Value: Pointer; ValueSize: Cardinal);
|
|
var
|
|
RegKey: HKEY;
|
|
begin
|
|
if not RegKeyExists(RootKey, Key) then
|
|
RegCreateKey(RootKey, Key);
|
|
if InternalRegOpenKeyEx(RootKey, RelativeKey(RootKey, PChar(Key)), 0, KEY_WRITE, RegKey) = ERROR_SUCCESS then
|
|
try
|
|
if InternalRegSetValueEx(RegKey, PChar(Name), 0, RegKind, Value, ValueSize) <> ERROR_SUCCESS then
|
|
WriteError(Key);
|
|
finally
|
|
RegCloseKey(RegKey);
|
|
end
|
|
else
|
|
WriteError(Key);
|
|
end;
|
|
|
|
//=== Registry ===============================================================
|
|
|
|
function RegCreateKey(const RootKey: DelphiHKEY; const Key: string): Longint;
|
|
var
|
|
RegKey: HKEY;
|
|
begin
|
|
Result := Windows.RegCreateKey(RootKey, RelativeKey(RootKey, PChar(Key)), RegKey);
|
|
if Result = ERROR_SUCCESS then
|
|
RegCloseKey(RegKey);
|
|
end;
|
|
|
|
function RegCreateKey(const RootKey: DelphiHKEY; const Key, Value: string): Longint;
|
|
begin
|
|
Result := RegSetValue(RootKey, RelativeKey(RootKey, PChar(Key)), REG_SZ, PChar(Value), Length(Value));
|
|
end;
|
|
|
|
function RegDeleteEntry(const RootKey: DelphiHKEY; const Key, Name: string): Boolean;
|
|
var
|
|
RegKey: HKEY;
|
|
begin
|
|
Result := False;
|
|
if RegOpenKeyEx(RootKey, RelativeKey(RootKey, PChar(Key)), 0, KEY_SET_VALUE, RegKey) = ERROR_SUCCESS then
|
|
begin
|
|
Result := RegDeleteValue(RegKey, PChar(Name)) = ERROR_SUCCESS;
|
|
RegCloseKey(RegKey);
|
|
if not Result then
|
|
ValueError(Key, Name);
|
|
end
|
|
else
|
|
WriteError(Key);
|
|
end;
|
|
|
|
function RegDeleteKeyTree(const RootKey: DelphiHKEY; const Key: string): Boolean;
|
|
var
|
|
RegKey: HKEY;
|
|
I: DWORD;
|
|
Size: DWORD;
|
|
NumSubKeys: DWORD;
|
|
MaxSubKeyLen: DWORD;
|
|
KeyName: string;
|
|
begin
|
|
Result := RegOpenKeyEx(RootKey, RelativeKey(RootKey, PChar(Key)), 0, KEY_ALL_ACCESS, RegKey) = ERROR_SUCCESS;
|
|
if Result then
|
|
begin
|
|
RegQueryInfoKey(RegKey, nil, nil, nil, @NumSubKeys, @MaxSubKeyLen, nil, nil, nil, nil, nil, nil);
|
|
if NumSubKeys <> 0 then
|
|
for I := NumSubKeys - 1 downto 0 do
|
|
begin
|
|
Size := MaxSubKeyLen+1;
|
|
SetLength(KeyName, Size);
|
|
RegEnumKeyEx(RegKey, I, PChar(KeyName), Size, nil, nil, nil, nil);
|
|
SetLength(KeyName, StrLen(PChar(KeyName)));
|
|
Result := RegDeleteKeyTree(RootKey, Key + '\' + KeyName);
|
|
if not Result then
|
|
Break;
|
|
end;
|
|
RegCloseKey(RegKey);
|
|
if Result then
|
|
Result := Windows.RegDeleteKey(RootKey, RelativeKey(RootKey, PChar(Key))) = ERROR_SUCCESS;
|
|
end
|
|
else
|
|
WriteError(Key);
|
|
end;
|
|
|
|
function RegGetDataSize(const RootKey: DelphiHKEY; const Key, Name: string;
|
|
out DataSize: Cardinal): Boolean;
|
|
var
|
|
RegKey: HKEY;
|
|
begin
|
|
DataSize := 0;
|
|
Result := RegOpenKeyEx(RootKey, RelativeKey(RootKey, PChar(Key)), 0, KEY_READ, RegKey) = ERROR_SUCCESS;
|
|
if Result then
|
|
begin
|
|
Result := RegQueryValueEx(RegKey, PChar(Name), nil, nil, nil, @DataSize) = ERROR_SUCCESS;
|
|
RegCloseKey(RegKey);
|
|
end;
|
|
end;
|
|
|
|
function RegGetDataType(const RootKey: DelphiHKEY; const Key, Name: string;
|
|
out DataType: DWORD): Boolean;
|
|
var
|
|
RegKey: HKEY;
|
|
begin
|
|
DataType := REG_NONE;
|
|
Result := RegOpenKeyEx(RootKey, RelativeKey(RootKey, PChar(Key)), 0, KEY_READ, RegKey) = ERROR_SUCCESS;
|
|
if Result then
|
|
begin
|
|
Result := RegQueryValueEx(RegKey, PChar(Name), nil, @DataType, nil, nil) = ERROR_SUCCESS;
|
|
RegCloseKey(RegKey);
|
|
end;
|
|
end;
|
|
|
|
function RegReadBool(const RootKey: DelphiHKEY; const Key, Name: string): Boolean;
|
|
begin
|
|
Result := RegReadInteger(RootKey, Key, Name) <> 0;
|
|
end;
|
|
|
|
function RegReadBoolDef(const RootKey: DelphiHKEY; const Key, Name: string; Def: Boolean): Boolean;
|
|
begin
|
|
Result := RegReadIntegerDef(RootKey, Key, Name, Ord(Def)) <> 0;
|
|
end;
|
|
|
|
function RegReadIntegerEx(const RootKey: DelphiHKEY; const Key, Name: string;
|
|
out RetValue: Integer; RaiseException: Boolean): Boolean;
|
|
var
|
|
DataType, DataSize: DWORD;
|
|
Ret: Int64;
|
|
begin
|
|
Ret := 0;
|
|
RegGetDataType(RootKey, Key, Name, DataType);
|
|
if DataType in [REG_SZ, REG_EXPAND_SZ] then
|
|
if RaiseException then
|
|
begin
|
|
Ret := StrToInt64(RegReadString(RootKey, Key, Name));
|
|
Result := True;
|
|
end
|
|
else
|
|
Result := TryStrToInt64(RegReadString(RootKey, Key, Name), Ret)
|
|
else
|
|
Result := InternalGetData(RootKey, Key, Name, [REG_BINARY, REG_DWORD, REG_QWORD],
|
|
SizeOf(Ret), DataType, @Ret, DataSize, RaiseException);
|
|
RetValue := Integer(Ret and $FFFFFFFF);
|
|
end;
|
|
|
|
function RegReadInteger(const RootKey: DelphiHKEY; const Key, Name: string): Integer;
|
|
begin
|
|
RegReadIntegerEx(RootKey, Key, Name, Result, True);
|
|
end;
|
|
|
|
function RegReadIntegerDef(const RootKey: DelphiHKEY; const Key, Name: string; Def: Integer): Integer;
|
|
begin
|
|
try
|
|
if not RegReadIntegerEx(RootKey, Key, Name, Result, False) then
|
|
Result := Def;
|
|
except
|
|
Result := Def;
|
|
end;
|
|
end;
|
|
|
|
function RegReadCardinalEx(const RootKey: DelphiHKEY; const Key, Name: string;
|
|
out RetValue: Cardinal; RaiseException: Boolean): Boolean;
|
|
var
|
|
DataType, DataSize: DWORD;
|
|
Ret: Int64;
|
|
begin
|
|
Ret := 0;
|
|
RegGetDataType(RootKey, Key, Name, DataType);
|
|
if DataType in [REG_SZ, REG_EXPAND_SZ] then
|
|
if RaiseException then
|
|
begin
|
|
Ret := StrToInt64(RegReadString(RootKey, Key, Name));
|
|
Result := True;
|
|
end
|
|
else
|
|
Result := TryStrToInt64(RegReadString(RootKey, Key, Name), Ret)
|
|
else
|
|
Result := InternalGetData(RootKey, Key, Name, [REG_BINARY, REG_DWORD, REG_QWORD],
|
|
SizeOf(Ret), DataType, @Ret, DataSize, RaiseException);
|
|
RetValue := Cardinal(Ret) and $FFFFFFFF;
|
|
end;
|
|
|
|
function RegReadCardinal(const RootKey: DelphiHKEY; const Key, Name: string): Cardinal;
|
|
begin
|
|
RegReadCardinalEx(RootKey, Key, Name, Result, True);
|
|
end;
|
|
|
|
function RegReadCardinalDef(const RootKey: DelphiHKEY; const Key, Name: string; Def: Cardinal): Cardinal;
|
|
begin
|
|
try
|
|
if not RegReadCardinalEx(RootKey, Key, Name, Result, False) then
|
|
Result := Def;
|
|
except
|
|
Result := Def;
|
|
end;
|
|
end;
|
|
|
|
function RegReadDWORDEx(const RootKey: DelphiHKEY; const Key, Name: string;
|
|
out RetValue: DWORD; RaiseException: Boolean): Boolean;
|
|
begin
|
|
Result := RegReadCardinalEx(RootKey, Key, Name, RetValue, RaiseException);
|
|
end;
|
|
|
|
function RegReadDWORD(const RootKey: DelphiHKEY; const Key, Name: string): DWORD;
|
|
begin
|
|
Result := RegReadCardinal(RootKey, Key, Name);
|
|
end;
|
|
|
|
function RegReadDWORDDef(const RootKey: DelphiHKEY; const Key, Name: string; Def: DWORD): DWORD;
|
|
begin
|
|
Result := RegReadCardinalDef(RootKey, Key, Name, Def);
|
|
end;
|
|
|
|
function RegReadInt64Ex(const RootKey: DelphiHKEY; const Key, Name: string;
|
|
out RetValue: Int64; RaiseException: Boolean): Boolean;
|
|
var
|
|
DataType, DataSize: DWORD;
|
|
Data: array [0..1] of Integer;
|
|
Ret: Int64;
|
|
begin
|
|
RegGetDataType(RootKey, Key, Name, DataType);
|
|
if DataType in [REG_SZ, REG_EXPAND_SZ] then
|
|
begin
|
|
// (rom) circumvents internal compiler error for D6
|
|
if RaiseException then
|
|
begin
|
|
Ret := StrToInt64(RegReadString(RootKey, Key, Name));
|
|
Result := True;
|
|
end
|
|
else
|
|
Result := TryStrToInt64(RegReadString(RootKey, Key, Name), Ret);
|
|
RetValue := Ret;
|
|
end
|
|
else
|
|
begin
|
|
FillChar(Data[0], SizeOf(Data), 0);
|
|
Result := InternalGetData(RootKey, Key, Name, [REG_BINARY, REG_DWORD, REG_QWORD],
|
|
SizeOf(Data), DataType, @Data, DataSize, RaiseException);
|
|
// REG_BINARY is implicitly unsigned if DataSize < 8
|
|
if DataType = REG_DWORD then
|
|
// DWORDs get sign extended
|
|
RetValue := Data[0]
|
|
else
|
|
Move(Data[0], RetValue, SizeOf(Data));
|
|
end;
|
|
end;
|
|
|
|
function RegReadInt64(const RootKey: DelphiHKEY; const Key, Name: string): Int64;
|
|
begin
|
|
RegReadInt64Ex(RootKey, Key, Name, Result, True);
|
|
end;
|
|
|
|
function RegReadInt64Def(const RootKey: DelphiHKEY; const Key, Name: string; Def: Int64): Int64;
|
|
begin
|
|
try
|
|
if not RegReadInt64Ex(RootKey, Key, Name, Result, False) then
|
|
Result := Def;
|
|
except
|
|
Result := Def;
|
|
end;
|
|
end;
|
|
|
|
function RegReadUInt64Ex(const RootKey: DelphiHKEY; const Key, Name: string;
|
|
out RetValue: UInt64; RaiseException: Boolean): Boolean;
|
|
var
|
|
DataType, DataSize: DWORD;
|
|
Ret: Int64;
|
|
begin
|
|
RegGetDataType(RootKey, Key, Name, DataType);
|
|
if DataType in [REG_SZ, REG_EXPAND_SZ] then
|
|
begin
|
|
// (rom) circumvents internal compiler error for D6
|
|
if RaiseException then
|
|
begin
|
|
Ret := StrToInt64(RegReadString(RootKey, Key, Name));
|
|
Result := True;
|
|
end
|
|
else
|
|
Result := TryStrToInt64(RegReadString(RootKey, Key, Name), Ret);
|
|
RetValue := UInt64(Ret);
|
|
end
|
|
else
|
|
begin
|
|
// type cast required to circumvent internal error in D7
|
|
RetValue := UInt64(0);
|
|
Result := InternalGetData(RootKey, Key, Name, [REG_BINARY, REG_DWORD, REG_QWORD],
|
|
SizeOf(RetValue), DataType, @RetValue, DataSize, RaiseException);
|
|
end;
|
|
end;
|
|
|
|
function RegReadUInt64(const RootKey: DelphiHKEY; const Key, Name: string): UInt64;
|
|
begin
|
|
RegReadUInt64Ex(RootKey, Key, Name, Result, True);
|
|
end;
|
|
|
|
function RegReadUInt64Def(const RootKey: DelphiHKEY; const Key, Name: string; Def: UInt64): UInt64;
|
|
begin
|
|
try
|
|
if not RegReadUInt64Ex(RootKey, Key, Name, Result, False) then
|
|
Result := Def;
|
|
except
|
|
Result := Def;
|
|
end;
|
|
end;
|
|
|
|
function RegReadSingleEx(const RootKey: DelphiHKEY; const Key, Name: string;
|
|
out RetValue: Single; RaiseException: Boolean): Boolean;
|
|
var
|
|
DataType, DataSize: DWORD;
|
|
OldSep: Char;
|
|
begin
|
|
RegGetDataType(RootKey, Key, Name, DataType);
|
|
OldSep := DecimalSeparator;
|
|
if DataType in [REG_SZ, REG_EXPAND_SZ] then
|
|
try
|
|
DecimalSeparator := '.';
|
|
if RaiseException then
|
|
begin
|
|
RetValue := StrToFloat(RegReadString(RootKey, Key, Name));
|
|
Result := True;
|
|
end
|
|
else
|
|
Result := TryStrToFloat(RegReadString(RootKey, Key, Name), RetValue);
|
|
finally
|
|
DecimalSeparator := OldSep;
|
|
end
|
|
else
|
|
Result := InternalGetData(RootKey, Key, Name, [REG_BINARY],
|
|
SizeOf(RetValue), DataType, @RetValue, DataSize, RaiseException);
|
|
end;
|
|
|
|
function RegReadSingle(const RootKey: DelphiHKEY; const Key, Name: string): Single;
|
|
begin
|
|
RegReadSingleEx(RootKey, KEy, Name, Result, True);
|
|
end;
|
|
|
|
function RegReadSingleDef(const RootKey: DelphiHKEY; const Key, Name: string; Def: Single): Single;
|
|
begin
|
|
try
|
|
if not RegReadSingleEx(RootKey, KEy, Name, Result, False) then
|
|
Result := Def;
|
|
except
|
|
Result := Def;
|
|
end;
|
|
end;
|
|
|
|
function RegReadDoubleEx(const RootKey: DelphiHKEY; const Key, Name: string;
|
|
out RetValue: Double; RaiseException: Boolean): Boolean;
|
|
var
|
|
DataType, DataSize: DWORD;
|
|
OldSep: Char;
|
|
begin
|
|
RegGetDataType(RootKey, Key, Name, DataType);
|
|
OldSep := DecimalSeparator;
|
|
if DataType in [REG_SZ, REG_EXPAND_SZ] then
|
|
try
|
|
DecimalSeparator := '.';
|
|
if RaiseException then
|
|
begin
|
|
RetValue := StrToFloat(RegReadString(RootKey, Key, Name));
|
|
Result := True;
|
|
end
|
|
else
|
|
Result := TryStrToFloat(RegReadString(RootKey, Key, Name), RetValue);
|
|
finally
|
|
DecimalSeparator := OldSep;
|
|
end
|
|
else
|
|
Result := InternalGetData(RootKey, Key, Name, [REG_BINARY],
|
|
SizeOf(RetValue), DataType, @RetValue, DataSize, RaiseException);
|
|
end;
|
|
|
|
function RegReadDouble(const RootKey: DelphiHKEY; const Key, Name: string): Double;
|
|
begin
|
|
RegReadDoubleEx(RootKey, Key, Name, Result, True);
|
|
end;
|
|
|
|
function RegReadDoubleDef(const RootKey: DelphiHKEY; const Key, Name: string; Def: Double): Double;
|
|
begin
|
|
try
|
|
if not RegReadDoubleEx(RootKey, Key, Name, Result, False) then
|
|
Result := Def;
|
|
except
|
|
Result := Def;
|
|
end;
|
|
end;
|
|
|
|
function RegReadExtendedEx(const RootKey: DelphiHKEY; const Key, Name: string;
|
|
out RetValue: Extended; RaiseException: Boolean): Boolean;
|
|
var
|
|
DataType, DataSize: DWORD;
|
|
OldSep: Char;
|
|
begin
|
|
RegGetDataType(RootKey, Key, Name, DataType);
|
|
OldSep := DecimalSeparator;
|
|
if DataType in [REG_SZ, REG_EXPAND_SZ] then
|
|
try
|
|
DecimalSeparator := '.';
|
|
if RaiseException then
|
|
begin
|
|
RetValue := StrToFloat(RegReadString(RootKey, Key, Name));
|
|
Result := True;
|
|
end
|
|
else
|
|
Result := TryStrToFloat(RegReadString(RootKey, Key, Name), RetValue);
|
|
finally
|
|
DecimalSeparator := OldSep;
|
|
end
|
|
else
|
|
Result := InternalGetData(RootKey, Key, Name, [REG_BINARY],
|
|
SizeOf(RetValue), DataType, @RetValue, DataSize, RaiseException);
|
|
end;
|
|
|
|
function RegReadExtended(const RootKey: DelphiHKEY; const Key, Name: string): Extended;
|
|
begin
|
|
RegReadExtendedEx(RootKey, Key, Name, Result, True);
|
|
end;
|
|
|
|
function RegReadExtendedDef(const RootKey: DelphiHKEY; const Key, Name: string; Def: Extended): Extended;
|
|
begin
|
|
try
|
|
if not RegReadExtendedEx(RootKey, Key, Name, Result, False) then
|
|
Result := Def;
|
|
except
|
|
Result := Def;
|
|
end;
|
|
end;
|
|
|
|
function RegReadStringEx(const RootKey: DelphiHKEY; const Key, Name: string;
|
|
out RetValue: AnsiString; RaiseException: Boolean): Boolean;
|
|
begin
|
|
Result := RegReadAnsiStringEx(RootKey, Key, Name, RetValue, RaiseException);
|
|
end;
|
|
|
|
function RegReadString(const RootKey: DelphiHKEY; const Key, Name: string): string;
|
|
begin
|
|
Result := RegReadAnsiString(RootKey, Key, Name);
|
|
end;
|
|
|
|
function RegReadStringDef(const RootKey: DelphiHKEY; const Key, Name: string; Def: string): string;
|
|
begin
|
|
Result := RegReadAnsiStringDef(RootKey, Key, Name, Def);
|
|
end;
|
|
|
|
function RegReadAnsiStringEx(const RootKey: DelphiHKEY; const Key, Name: AnsiString;
|
|
out RetValue: AnsiString; RaiseException: Boolean): Boolean;
|
|
begin
|
|
Result := InternalGetString(RootKey, Key, Name, False, RetValue, RaiseException);
|
|
end;
|
|
|
|
function RegReadAnsiString(const RootKey: DelphiHKEY; const Key, Name: AnsiString): AnsiString;
|
|
begin
|
|
RegReadAnsiStringEx(RootKey, Key, Name, Result, True);
|
|
end;
|
|
|
|
function RegReadAnsiStringDef(const RootKey: DelphiHKEY; const Key, Name: AnsiString; Def: AnsiString): AnsiString;
|
|
begin
|
|
try
|
|
if not RegReadAnsiStringEx(RootKey, Key, Name, Result, False) then
|
|
Result := Def;
|
|
except
|
|
Result := Def;
|
|
end;
|
|
end;
|
|
|
|
function RegReadWideStringEx(const RootKey: DelphiHKEY; const Key, Name: string;
|
|
out RetValue: WideString; RaiseException: Boolean): Boolean;
|
|
begin
|
|
Result := InternalGetWideString(RootKey, Key, Name, False, RetValue, RaiseException);
|
|
end;
|
|
|
|
function RegReadWideString(const RootKey: DelphiHKEY; const Key, Name: string): WideString;
|
|
begin
|
|
RegReadWideStringEx(RootKey, Key, Name, Result, True);
|
|
end;
|
|
|
|
function RegReadWideStringDef(const RootKey: DelphiHKEY; const Key, Name: string; Def: WideString): WideString;
|
|
begin
|
|
try
|
|
if not RegReadWideStringEx(RootKey, Key, Name, Result, False) then
|
|
Result := Def;
|
|
except
|
|
Result := Def;
|
|
end;
|
|
end;
|
|
|
|
function RegReadMultiSzEx(const RootKey: DelphiHKEY; const Key, Name: string; Value: TStrings;
|
|
RaiseException: Boolean): Boolean;
|
|
var
|
|
S: string;
|
|
begin
|
|
Result := InternalGetString(RootKey, Key, Name, True, S, RaiseException);
|
|
if Result then
|
|
MultiSzToStrings(Value, PMultiSz(PChar(S)));
|
|
end;
|
|
|
|
procedure RegReadMultiSz(const RootKey: DelphiHKEY; const Key, Name: string; Value: TStrings);
|
|
begin
|
|
RegReadMultiSzEx(RootKey, Key, Name, Value, True);
|
|
end;
|
|
|
|
procedure RegReadMultiSzDef(const RootKey: DelphiHKEY; const Key, Name: string; Value, Def: TStrings);
|
|
begin
|
|
try
|
|
if not RegReadMultiSzEx(RootKey, Key, Name, Value, False) then
|
|
Value.Assign(Def);
|
|
except
|
|
Value.Assign(Def);
|
|
end;
|
|
end;
|
|
|
|
function RegReadMultiSzEx(const RootKey: DelphiHKEY; const Key, Name: string;
|
|
out RetValue: PMultiSz; RaiseException: Boolean): Boolean;
|
|
var
|
|
S: string;
|
|
begin
|
|
RetValue := nil;
|
|
Result := InternalGetString(RootKey, Key, Name, True, S, RaiseException);
|
|
if Result then
|
|
// always returns a newly allocated PMultiSz
|
|
RetValue := MultiSzDup(PMultiSz(PChar(S)));
|
|
end;
|
|
|
|
function RegReadMultiSz(const RootKey: DelphiHKEY; const Key, Name: string): PMultiSz;
|
|
begin
|
|
RegReadMultiSzEx(RootKey, Key, Name, Result, True);
|
|
end;
|
|
|
|
function RegReadMultiSzDef(const RootKey: DelphiHKEY; const Key, Name: string; Def: PMultiSz): PMultiSz;
|
|
begin
|
|
try
|
|
if not RegReadMultiSzEx(RootKey, Key, Name, Result, False) then
|
|
// always returns a newly allocated PMultiSz
|
|
Result := MultiSzDup(Def);
|
|
except
|
|
// always returns a newly allocated PMultiSz
|
|
Result := MultiSzDup(Def);
|
|
end;
|
|
end;
|
|
|
|
function RegReadWideMultiSzEx(const RootKey: DelphiHKEY; const Key, Name: string; Value: TWideStrings;
|
|
RaiseException: Boolean): Boolean;
|
|
var
|
|
S: WideString;
|
|
begin
|
|
Result := InternalGetWideString(RootKey, Key, Name, True, S, RaiseException);
|
|
if Result then
|
|
WideMultiSzToWideStrings(Value, PWideMultiSz(PWideChar(S)));
|
|
end;
|
|
|
|
procedure RegReadWideMultiSz(const RootKey: DelphiHKEY; const Key, Name: string; Value: TWideStrings);
|
|
begin
|
|
RegReadWideMultiSzEx(RootKey, Key, Name, Value, True);
|
|
end;
|
|
|
|
procedure RegReadWideMultiSzDef(const RootKey: DelphiHKEY; const Key, Name: string; Value, Def: TWideStrings);
|
|
begin
|
|
try
|
|
if not RegReadWideMultiSzEx(RootKey, Key, Name, Value, False) then
|
|
Value.Assign(Def);
|
|
except
|
|
Value.Assign(Def);
|
|
end;
|
|
end;
|
|
|
|
function RegReadWideMultiSzEx(const RootKey: DelphiHKEY; const Key, Name: string;
|
|
out RetValue: PWideMultiSz; RaiseException: Boolean): Boolean; overload;
|
|
var
|
|
S: WideString;
|
|
begin
|
|
RetValue := nil;
|
|
Result := InternalGetWideString(RootKey, Key, Name, True, S, RaiseException);
|
|
if Result then
|
|
// always returns a newly allocated PMultiWideSz
|
|
RetValue := WideMultiSzDup(PWideMultiSz(PWideChar(S)));
|
|
end;
|
|
|
|
function RegReadWideMultiSz(const RootKey: DelphiHKEY; const Key, Name: string): PWideMultiSz;
|
|
begin
|
|
RegReadWideMultiSzEx(RootKey, Key, Name, Result, True);
|
|
end;
|
|
|
|
function RegReadWideMultiSzDef(const RootKey: DelphiHKEY; const Key, Name: string; Def: PWideMultiSz): PWideMultiSz;
|
|
begin
|
|
try
|
|
if RegReadWideMultiSzEx(RootKey, Key, Name, Result, False) then
|
|
// always returns a newly allocated PWideMultiSz
|
|
Result := WideMultiSzDup(Def);
|
|
except
|
|
// always returns a newly allocated PWideMultiSz
|
|
Result := WideMultiSzDup(Def);
|
|
end;
|
|
end;
|
|
|
|
function RegReadBinaryEx(const RootKey: DelphiHKEY; const Key, Name: string; var Value;
|
|
const ValueSize: Cardinal; out DataSize: Cardinal; RaiseException: Boolean): Boolean;
|
|
var
|
|
DataType: DWORD;
|
|
begin
|
|
Result := InternalGetData(RootKey, Key, Name, cRegBinKinds, ValueSize, DataType, @Value, DataSize, RaiseException);
|
|
end;
|
|
|
|
function RegReadBinary(const RootKey: DelphiHKEY; const Key, Name: string; var Value;
|
|
const ValueSize: Cardinal): Cardinal;
|
|
begin
|
|
RegReadBinaryEx(RootKey, Key, Name, Value, ValueSize, Result, True);
|
|
end;
|
|
|
|
function RegReadBinaryDef(const RootKey: DelphiHKEY; const Key, Name: string;
|
|
var Value; const ValueSize: Cardinal; const Def: Byte): Cardinal;
|
|
begin
|
|
try
|
|
if not RegReadBinaryEx(RootKey, Key, Name, Value, ValueSize, Result, False) then
|
|
begin
|
|
FillChar(Value, ValueSize, Def);
|
|
Result := ValueSize;
|
|
end;
|
|
except
|
|
FillChar(Value, ValueSize, Def);
|
|
Result := ValueSize;
|
|
end;
|
|
end;
|
|
|
|
procedure RegWriteBool(const RootKey: DelphiHKEY; const Key, Name: string; Value: Boolean);
|
|
begin
|
|
RegWriteCardinal(RootKey, Key, Name, REG_DWORD, Cardinal(Ord(Value)));
|
|
end;
|
|
|
|
procedure RegWriteBool(const RootKey: DelphiHKEY; const Key, Name: string; DataType: Cardinal; Value: Boolean);
|
|
begin
|
|
RegWriteCardinal(RootKey, Key, Name, DataType, Cardinal(Ord(Value)));
|
|
end;
|
|
|
|
procedure RegWriteInteger(const RootKey: DelphiHKEY; const Key, Name: string; Value: Integer);
|
|
begin
|
|
RegWriteInteger(RootKey, Key, Name, REG_DWORD, Value);
|
|
end;
|
|
|
|
procedure RegWriteInteger(const RootKey: DelphiHKEY; const Key, Name: string; DataType: Cardinal; Value: Integer);
|
|
var
|
|
Val: Int64;
|
|
Size: Integer;
|
|
begin
|
|
if DataType in [REG_SZ, REG_EXPAND_SZ] then
|
|
RegWriteString(RootKey, Key, Name, DataType, Format('%d', [Value]))
|
|
else
|
|
if DataType in [REG_DWORD, REG_QWORD, REG_BINARY] then
|
|
begin
|
|
// sign extension
|
|
Val := Value;
|
|
if DataType = REG_QWORD then
|
|
Size := SizeOf(Int64)
|
|
else
|
|
Size := SizeOf(Value);
|
|
InternalSetData(RootKey, Key, Name, DataType, @Val, Size);
|
|
end
|
|
else
|
|
DataError(Key, Name);
|
|
end;
|
|
|
|
procedure RegWriteCardinal(const RootKey: DelphiHKEY; const Key, Name: string; Value: Cardinal);
|
|
begin
|
|
RegWriteCardinal(RootKey, Key, Name, REG_DWORD, Cardinal(Value));
|
|
end;
|
|
|
|
procedure RegWriteCardinal(const RootKey: DelphiHKEY; const Key, Name: string; DataType: Cardinal; Value: Cardinal);
|
|
var
|
|
Val: Int64;
|
|
Size: Integer;
|
|
begin
|
|
if DataType in [REG_SZ, REG_EXPAND_SZ] then
|
|
RegWriteString(RootKey, Key, Name, DataType, Format('%u', [Value]))
|
|
else
|
|
if DataType in [REG_DWORD, REG_QWORD, REG_BINARY] then
|
|
begin
|
|
// no sign extension
|
|
Val := Value and $FFFFFFFF;
|
|
if DataType = REG_QWORD then
|
|
Size := SizeOf(Int64)
|
|
else
|
|
Size := SizeOf(Value);
|
|
InternalSetData(RootKey, Key, Name, DataType, @Val, Size);
|
|
end
|
|
else
|
|
DataError(Key, Name);
|
|
end;
|
|
|
|
procedure RegWriteDWORD(const RootKey: DelphiHKEY; const Key, Name: string; Value: DWORD);
|
|
begin
|
|
RegWriteCardinal(RootKey, Key, Name, REG_DWORD, Cardinal(Value));
|
|
end;
|
|
|
|
procedure RegWriteDWORD(const RootKey: DelphiHKEY; const Key, Name: string; DataType: Cardinal; Value: DWORD);
|
|
begin
|
|
RegWriteCardinal(RootKey, Key, Name, DataType, Cardinal(Value));
|
|
end;
|
|
|
|
procedure RegWriteInt64(const RootKey: DelphiHKEY; const Key, Name: string; Value: Int64);
|
|
begin
|
|
RegWriteInt64(RootKey, Key, Name, REG_QWORD, Value);
|
|
end;
|
|
|
|
procedure RegWriteInt64(const RootKey: DelphiHKEY; const Key, Name: string; DataType: Cardinal; Value: Int64);
|
|
begin
|
|
if DataType in [REG_SZ, REG_EXPAND_SZ] then
|
|
RegWriteString(RootKey, Key, Name, DataType, Format('%d', [Value]))
|
|
else
|
|
RegWriteUInt64(RootKey, Key, Name, DataType, UInt64(Value));
|
|
end;
|
|
|
|
procedure RegWriteUInt64(const RootKey: DelphiHKEY; const Key, Name: string; Value: UInt64);
|
|
begin
|
|
RegWriteUInt64(RootKey, Key, Name, REG_QWORD, Value);
|
|
end;
|
|
|
|
procedure RegWriteUInt64(const RootKey: DelphiHKEY; const Key, Name: string; DataType: Cardinal; Value: UInt64);
|
|
begin
|
|
if DataType in [REG_SZ, REG_EXPAND_SZ] then
|
|
RegWriteString(RootKey, Key, Name, DataType, Format('%u', [Value]))
|
|
else
|
|
if DataType in [REG_QWORD, REG_BINARY] then
|
|
InternalSetData(RootKey, Key, Name, DataType, @Value, SizeOf(Value))
|
|
else
|
|
DataError(Key, Name);
|
|
end;
|
|
|
|
procedure RegWriteSingle(const RootKey: DelphiHKEY; const Key, Name: string; Value: Single);
|
|
begin
|
|
RegWriteSingle(RootKey, Key, Name, REG_BINARY, Value);
|
|
end;
|
|
|
|
procedure RegWriteSingle(const RootKey: DelphiHKEY; const Key, Name: string; DataType: Cardinal; Value: Single);
|
|
begin
|
|
if DataType in [REG_SZ, REG_EXPAND_SZ] then
|
|
RegWriteString(RootKey, Key, Name, DataType, Format('%g', [Value]))
|
|
else
|
|
if DataType in [REG_BINARY] then
|
|
InternalSetData(RootKey, Key, Name, DataType, @Value, SizeOf(Value))
|
|
else
|
|
DataError(Key, Name);
|
|
end;
|
|
|
|
procedure RegWriteDouble(const RootKey: DelphiHKEY; const Key, Name: string; Value: Double);
|
|
begin
|
|
RegWriteDouble(RootKey, Key, Name, REG_BINARY, Value);
|
|
end;
|
|
|
|
procedure RegWriteDouble(const RootKey: DelphiHKEY; const Key, Name: string; DataType: Cardinal; Value: Double);
|
|
begin
|
|
if DataType in [REG_SZ, REG_EXPAND_SZ] then
|
|
RegWriteString(RootKey, Key, Name, DataType, Format('%g', [Value]))
|
|
else
|
|
if DataType in [REG_BINARY] then
|
|
InternalSetData(RootKey, Key, Name, DataType, @Value, SizeOf(Value))
|
|
else
|
|
DataError(Key, Name);
|
|
end;
|
|
|
|
procedure RegWriteExtended(const RootKey: DelphiHKEY; const Key, Name: string; Value: Extended);
|
|
begin
|
|
RegWriteExtended(RootKey, Key, Name, REG_BINARY, Value);
|
|
end;
|
|
|
|
procedure RegWriteExtended(const RootKey: DelphiHKEY; const Key, Name: string; DataType: Cardinal; Value: Extended);
|
|
begin
|
|
if DataType in [REG_SZ, REG_EXPAND_SZ] then
|
|
RegWriteString(RootKey, Key, Name, DataType, Format('%g', [Value]))
|
|
else
|
|
if DataType in [REG_BINARY] then
|
|
InternalSetData(RootKey, Key, Name, DataType, @Value, SizeOf(Value))
|
|
else
|
|
DataError(Key, Name);
|
|
end;
|
|
|
|
procedure RegWriteString(const RootKey: DelphiHKEY; const Key, Name, Value: string);
|
|
begin
|
|
RegWriteAnsiString(RootKey, Key, Name, REG_SZ, Value);
|
|
end;
|
|
|
|
procedure RegWriteString(const RootKey: DelphiHKEY; const Key, Name: string; DataType: Cardinal; Value: string);
|
|
begin
|
|
RegWriteAnsiString(RootKey, Key, Name, DataType, Value);
|
|
end;
|
|
|
|
procedure RegWriteAnsiString(const RootKey: DelphiHKEY; const Key, Name, Value: AnsiString);
|
|
begin
|
|
RegWriteAnsiString(RootKey, Key, Name, REG_SZ, Value);
|
|
end;
|
|
|
|
procedure RegWriteAnsiString(const RootKey: DelphiHKEY; const Key, Name: AnsiString; DataType: Cardinal; Value: AnsiString);
|
|
begin
|
|
if DataType in [REG_BINARY, REG_SZ, REG_EXPAND_SZ] then
|
|
InternalSetData(RootKey, Key, Name, DataType, PChar(Value),
|
|
(Length(Value) + 1) * SizeOf(AnsiChar))
|
|
else
|
|
DataError(Key, Name);
|
|
end;
|
|
|
|
procedure RegWriteWideString(const RootKey: DelphiHKEY; const Key, Name: string; Value: WideString);
|
|
begin
|
|
RegWriteWideString(RootKey, Key, Name, REG_SZ, Value);
|
|
end;
|
|
|
|
procedure RegWriteWideString(const RootKey: DelphiHKEY; const Key, Name: string; DataType: Cardinal; Value: WideString);
|
|
begin
|
|
if DataType in [REG_BINARY, REG_SZ, REG_EXPAND_SZ] then
|
|
if Win32Platform = VER_PLATFORM_WIN32_WINDOWS then
|
|
InternalSetWideData(RootKey, Key, Name, REG_BINARY, PWideChar(Value),
|
|
(Length(Value) + 1) * SizeOf(WideChar))
|
|
else
|
|
InternalSetWideData(RootKey, Key, Name, DataType, PWideChar(Value),
|
|
(Length(Value) + 1) * SizeOf(WideChar))
|
|
else
|
|
DataError(Key, Name);
|
|
end;
|
|
|
|
procedure RegWriteMultiSz(const RootKey: DelphiHKEY; const Key, Name: string; Value: PMultiSz);
|
|
begin
|
|
RegWriteMultiSz(RootKey, Key, Name, REG_MULTI_SZ, Value);
|
|
end;
|
|
|
|
procedure RegWriteMultiSz(const RootKey: DelphiHKEY; const Key, Name: string; DataType: Cardinal; Value: PMultiSz);
|
|
begin
|
|
if DataType in [REG_BINARY, REG_MULTI_SZ] then
|
|
InternalSetData(RootKey, Key, Name, DataType, Value,
|
|
MultiSzLength(Value) * SizeOf(Char))
|
|
else
|
|
DataError(Key, Name);
|
|
end;
|
|
|
|
procedure RegWriteMultiSz(const RootKey: DelphiHKEY; const Key, Name: string; const Value: TStrings);
|
|
begin
|
|
RegWriteMultiSz(RootKey, Key, Name, REG_MULTI_SZ, Value);
|
|
end;
|
|
|
|
procedure RegWriteMultiSz(const RootKey: DelphiHKEY; const Key, Name: string; DataType: Cardinal; const Value: TStrings);
|
|
var
|
|
Dest: PMultiSz;
|
|
begin
|
|
if DataType in [REG_BINARY, REG_MULTI_SZ] then
|
|
begin
|
|
StringsToMultiSz(Dest, Value);
|
|
try
|
|
RegWriteMultiSz(RootKey, Key, Name, DataType, Dest);
|
|
finally
|
|
FreeMultiSz(Dest);
|
|
end;
|
|
end
|
|
else
|
|
DataError(Key, Name);
|
|
end;
|
|
|
|
procedure RegWriteWideMultiSz(const RootKey: DelphiHKEY; const Key, Name: string; Value: PWideMultiSz);
|
|
begin
|
|
RegWriteWideMultiSz(RootKey, Key, Name, REG_MULTI_SZ, Value);
|
|
end;
|
|
|
|
procedure RegWriteWideMultiSz(const RootKey: DelphiHKEY; const Key, Name: string; DataType: Cardinal; Value: PWideMultiSz);
|
|
begin
|
|
if Win32Platform = VER_PLATFORM_WIN32_WINDOWS then
|
|
DataType := REG_BINARY;
|
|
if DataType in [REG_BINARY, REG_MULTI_SZ] then
|
|
InternalSetWideData(RootKey, Key, Name, DataType, Value,
|
|
WideMultiSzLength(Value) * SizeOf(WideChar))
|
|
else
|
|
DataError(Key, Name);
|
|
end;
|
|
|
|
procedure RegWriteWideMultiSz(const RootKey: DelphiHKEY; const Key, Name: string; const Value: TWideStrings);
|
|
begin
|
|
RegWriteWideMultiSz(RootKey, Key, Name, REG_MULTI_SZ, Value);
|
|
end;
|
|
|
|
procedure RegWriteWideMultiSz(const RootKey: DelphiHKEY; const Key, Name: string; DataType: Cardinal; const Value: TWideStrings);
|
|
var
|
|
Dest: PWideMultiSz;
|
|
begin
|
|
if DataType in [REG_BINARY, REG_MULTI_SZ] then
|
|
begin
|
|
WideStringsToWideMultiSz(Dest, Value);
|
|
try
|
|
RegWriteWideMultiSz(RootKey, Key, Name, DataType, Dest);
|
|
finally
|
|
FreeWideMultiSz(Dest);
|
|
end;
|
|
end
|
|
else
|
|
DataError(Key, Name);
|
|
end;
|
|
|
|
procedure RegWriteBinary(const RootKey: DelphiHKEY; const Key, Name: string; const Value; const ValueSize: Cardinal);
|
|
begin
|
|
InternalSetData(RootKey, Key, Name, REG_BINARY, @Value, ValueSize);
|
|
end;
|
|
|
|
function UnregisterAutoExec(ExecKind: TExecKind; const Name: string): Boolean;
|
|
var
|
|
Key: HKEY;
|
|
RegPath: string;
|
|
begin
|
|
Result := GetKeyAndPath(ExecKind, Key, RegPath);
|
|
if Result then
|
|
Result := RegDeleteEntry(Key, RegPath, Name);
|
|
end;
|
|
|
|
function RegisterAutoExec(ExecKind: TExecKind; const Name, Cmdline: string): Boolean;
|
|
var
|
|
Key: HKEY;
|
|
RegPath: string;
|
|
begin
|
|
Result := GetKeyAndPath(ExecKind, Key, RegPath);
|
|
if Result then
|
|
RegWriteString(Key, RegPath, Name, Cmdline);
|
|
end;
|
|
|
|
function RegGetValueNames(const RootKey: DelphiHKEY; const Key: string; const List: TStrings): Boolean;
|
|
var
|
|
RegKey: HKEY;
|
|
I: DWORD;
|
|
Size: DWORD;
|
|
NumSubKeys: DWORD;
|
|
NumSubValues: DWORD;
|
|
MaxSubValueLen: DWORD;
|
|
ValueName: string;
|
|
begin
|
|
Result := False;
|
|
List.BeginUpdate;
|
|
try
|
|
List.Clear;
|
|
if RegOpenKeyEx(RootKey, RelativeKey(RootKey, PChar(Key)), 0, KEY_READ, RegKey) = ERROR_SUCCESS then
|
|
begin
|
|
if RegQueryInfoKey(RegKey, nil, nil, nil, @NumSubKeys, nil, nil, @NumSubValues, @MaxSubValueLen, nil, nil, nil) = ERROR_SUCCESS then
|
|
begin
|
|
SetLength(ValueName, MaxSubValueLen + 1);
|
|
if NumSubValues <> 0 then
|
|
for I := 0 to NumSubValues - 1 do
|
|
begin
|
|
Size := MaxSubValueLen + 1;
|
|
RegEnumValue(RegKey, I, PChar(ValueName), Size, nil, nil, nil, nil);
|
|
List.Add(PChar(ValueName));
|
|
end;
|
|
Result := True;
|
|
end;
|
|
RegCloseKey(RegKey);
|
|
end
|
|
else
|
|
ReadError(Key);
|
|
finally
|
|
List.EndUpdate;
|
|
end;
|
|
end;
|
|
|
|
function RegGetKeyNames(const RootKey: DelphiHKEY; const Key: string; const List: TStrings): Boolean;
|
|
var
|
|
RegKey: HKEY;
|
|
I: DWORD;
|
|
Size: DWORD;
|
|
NumSubKeys: DWORD;
|
|
MaxSubKeyLen: DWORD;
|
|
KeyName: string;
|
|
begin
|
|
Result := False;
|
|
List.BeginUpdate;
|
|
try
|
|
List.Clear;
|
|
if RegOpenKeyEx(RootKey, RelativeKey(RootKey, PChar(Key)), 0, KEY_READ, RegKey) = ERROR_SUCCESS then
|
|
begin
|
|
if RegQueryInfoKey(RegKey, nil, nil, nil, @NumSubKeys, @MaxSubKeyLen, nil, nil, nil, nil, nil, nil) = ERROR_SUCCESS then
|
|
begin
|
|
SetLength(KeyName, MaxSubKeyLen+1);
|
|
if NumSubKeys <> 0 then
|
|
for I := 0 to NumSubKeys-1 do
|
|
begin
|
|
Size := MaxSubKeyLen+1;
|
|
RegEnumKeyEx(RegKey, I, PChar(KeyName), Size, nil, nil, nil, nil);
|
|
List.Add(PChar(KeyName));
|
|
end;
|
|
Result := True;
|
|
end;
|
|
RegCloseKey(RegKey);
|
|
end
|
|
else
|
|
ReadError(Key);
|
|
finally
|
|
List.EndUpdate;
|
|
end;
|
|
end;
|
|
|
|
function RegHasSubKeys(const RootKey: DelphiHKEY; const Key: string): Boolean;
|
|
var
|
|
RegKey: HKEY;
|
|
NumSubKeys: Integer;
|
|
begin
|
|
Result := False;
|
|
if RegOpenKeyEx(RootKey, RelativeKey(RootKey, PChar(Key)), 0, KEY_READ, RegKey) = ERROR_SUCCESS then
|
|
begin
|
|
RegQueryInfoKey(RegKey, nil, nil, nil, @NumSubKeys, nil, nil, nil, nil, nil, nil, nil);
|
|
Result := NumSubKeys <> 0;
|
|
RegCloseKey(RegKey);
|
|
end
|
|
else
|
|
ReadError(Key);
|
|
end;
|
|
|
|
function RegKeyExists(const RootKey: DelphiHKEY; const Key: string): Boolean;
|
|
var
|
|
RegKey: HKEY;
|
|
begin
|
|
Result := (RegOpenKeyEx(RootKey, RelativeKey(RootKey, PChar(Key)), 0, KEY_READ, RegKey) = ERROR_SUCCESS);
|
|
if Result then
|
|
RegCloseKey(RegKey);
|
|
end;
|
|
|
|
function RegSaveList(const RootKey: DelphiHKEY; const Key: string;
|
|
const ListName: string; const Items: TStrings): Boolean;
|
|
var
|
|
I: Integer;
|
|
SubKey: string;
|
|
begin
|
|
Result := False;
|
|
SubKey := Key + '\' + ListName;
|
|
if RegCreateKey(RootKey, SubKey) = ERROR_SUCCESS then
|
|
begin
|
|
// Save Number of strings
|
|
RegWriteInteger(RootKey, SubKey, cItems, Items.Count);
|
|
for I := 1 to Items.Count do
|
|
RegWriteString(RootKey, SubKey, IntToStr(I), Items[I-1]);
|
|
Result := True;
|
|
end;
|
|
end;
|
|
|
|
function RegLoadList(const RootKey: DelphiHKEY; const Key: string;
|
|
const ListName: string; const SaveTo: TStrings): Boolean;
|
|
var
|
|
I, N: Integer;
|
|
SubKey: string;
|
|
begin
|
|
SaveTo.BeginUpdate;
|
|
try
|
|
SaveTo.Clear;
|
|
SubKey := Key + '\' + ListName;
|
|
N := RegReadIntegerDef(RootKey, SubKey, cItems, -1);
|
|
for I := 1 to N do
|
|
SaveTo.Add(RegReadString(RootKey, SubKey, IntToStr(I)));
|
|
Result := N > 0;
|
|
finally
|
|
SaveTo.EndUpdate;
|
|
end;
|
|
end;
|
|
|
|
function RegDelList(const RootKey: DelphiHKEY; const Key: string; const ListName: string): Boolean;
|
|
var
|
|
I, N: Integer;
|
|
SubKey: string;
|
|
begin
|
|
Result := False;
|
|
SubKey := Key + '\' + ListName;
|
|
N := RegReadIntegerDef(RootKey, SubKey, cItems, -1);
|
|
if (N > 0) and RegDeleteEntry(RootKey, SubKey, cItems) then
|
|
for I := 1 to N do
|
|
begin
|
|
Result := RegDeleteEntry(RootKey, SubKey, IntToStr(I));
|
|
if not Result then
|
|
Break;
|
|
end;
|
|
end;
|
|
|
|
function AllowRegKeyForEveryone(const RootKey: DelphiHKEY; Path: string): Boolean;
|
|
var
|
|
WidePath: PWideChar;
|
|
Len: Integer;
|
|
begin
|
|
Result := Win32Platform <> VER_PLATFORM_WIN32_NT;
|
|
if not Result then // Win 2000/XP
|
|
begin
|
|
case RootKey of
|
|
HKLM:
|
|
Path := 'HKEY_LOCAL_MACHINE\' + RelativeKey(RootKey, PChar(Path));
|
|
HKCU:
|
|
Path := 'HKEY_CURRENT_USER\' + RelativeKey(RootKey, PChar(Path));
|
|
HKCR:
|
|
Path := 'HKEY_CLASSES_ROOT\' + RelativeKey(RootKey, PChar(Path));
|
|
HKUS:
|
|
Path := 'HKEY_USERS\' + RelativeKey(RootKey, PChar(Path));
|
|
end;
|
|
Len := (Length(Path) + 1) * SizeOf(WideChar);
|
|
GetMem(WidePath, Len);
|
|
MultiByteToWideChar(CP_ACP, MB_PRECOMPOSED, PChar(Path), -1, WidePath, Len);
|
|
Result := RtdlSetNamedSecurityInfoW(WidePath, SE_REGISTRY_KEY,
|
|
DACL_SECURITY_INFORMATION, nil, nil, nil, nil) = ERROR_SUCCESS;
|
|
FreeMem(WidePath);
|
|
end;
|
|
end;
|
|
|
|
// History:
|
|
|
|
// $Log: JclRegistry.pas,v $
|
|
// Revision 1.40 2006/01/15 19:10:45 ahuser
|
|
// Added RegRead*Ex functions
|
|
// RegRead*Def functions do not raise exceptions anymore (makes debugging easier)
|
|
//
|
|
// Revision 1.39 2005/10/24 12:06:28 marquardt
|
|
// fix RegLoadList for nonexistent list
|
|
//
|
|
// Revision 1.38 2005/04/07 00:41:38 rrossmair
|
|
// - changed for FPC 1.9.8
|
|
//
|
|
// Revision 1.37 2005/04/04 19:15:42 outchy
|
|
// IT2805: Range Check Error in RegReadInteger and RegWriteInteger
|
|
//
|
|
// Revision 1.36 2005/03/08 08:33:22 marquardt
|
|
// overhaul of exceptions and resourcestrings, minor style cleaning
|
|
//
|
|
// Revision 1.35 2005/02/25 07:20:16 marquardt
|
|
// add section lines
|
|
//
|
|
// Revision 1.34 2005/02/24 16:34:52 marquardt
|
|
// remove divider lines, add section lines (unfinished)
|
|
//
|
|
// Revision 1.33 2005/02/22 07:36:46 marquardt
|
|
// minor cleanups
|
|
//
|
|
// Revision 1.32 2005/02/20 13:09:52 marquardt
|
|
// Win 9x bugfixes
|
|
//
|
|
// Revision 1.31 2004/11/06 02:13:31 mthoma
|
|
// history cleaning.
|
|
//
|
|
// Revision 1.30 2004/10/25 15:05:13 marquardt
|
|
// bugfix
|
|
//
|
|
// Revision 1.29 2004/10/25 08:51:22 marquardt
|
|
// PH cleaning
|
|
//
|
|
// Revision 1.28 2004/10/22 15:47:15 marquardt
|
|
// add functions for Single, Double, Extended
|
|
//
|
|
// Revision 1.27 2004/10/21 06:38:53 marquardt
|
|
// style clenaing, bugfixes, improvements
|
|
//
|
|
// Revision 1.26 2004/10/20 17:13:53 rrossmair
|
|
// - fixed RegReadUInt64 (DataType undefined)
|
|
//
|
|
// Revision 1.25 2004/10/20 16:57:32 rrossmair
|
|
// - RegReadUInt64: D7 internal error C1118 workaround
|
|
//
|
|
// Revision 1.24 2004/10/19 06:27:03 marquardt
|
|
// JclRegistry extended, JclNTFS made compiling, JclDateTime style cleaned
|
|
//
|
|
// Revision 1.23 2004/10/18 16:22:14 marquardt
|
|
// JclRegistry redesign to remove PH contributor
|
|
//
|
|
// Revision 1.22 2004/10/17 21:00:15 mthoma
|
|
// cleaning
|
|
//
|
|
// Revision 1.21 2004/10/11 08:13:04 marquardt
|
|
// PH cleaning of JclStrings
|
|
//
|
|
// Revision 1.20 2004/09/30 07:50:29 marquardt
|
|
// remove PH contributions
|
|
//
|
|
// Revision 1.19 2004/07/31 06:21:03 marquardt
|
|
// fixing TStringLists, adding BeginUpdate/EndUpdate, finalization improved
|
|
//
|
|
// Revision 1.18 2004/07/28 18:00:53 marquardt
|
|
// various style cleanings, some minor fixes
|
|
//
|
|
// Revision 1.17 2004/06/14 13:05:21 marquardt
|
|
// style cleaning ENDIF, Tabs
|
|
//
|
|
// Revision 1.16 2004/06/14 11:05:53 marquardt
|
|
// symbols added to all ENDIFs and some other minor style changes like removing IFOPT
|
|
//
|
|
// Revision 1.15 2004/05/31 22:45:07 rrossmair
|
|
// rollback to rev. 1.13 state
|
|
//
|
|
// Revision 1.13 2004/05/19 21:43:36 rrossmair
|
|
// processed help TODOs
|
|
//
|
|
// Revision 1.12 2004/05/05 07:33:49 rrossmair
|
|
// header updated according to new policy: initial developers & contributors listed
|
|
//
|
|
// Revision 1.11 2004/04/12 22:02:53
|
|
// Bugfix RegReadBinary for @Value = Nil or ValueSize = 0,
|
|
// add some WideString support, add RegGetDataSize, RegGetDataType, add alternative RegReadBinary function
|
|
//
|
|
// Revision 1.10 2004/04/08 13:46:38 ahuser
|
|
// BCB 6 compatible (no impact on Delphi)
|
|
//
|
|
// Revision 1.9 2004/04/08 10:34:58 rrossmair
|
|
// revert to 1.7 (temporarily?)
|
|
//
|
|
// Revision 1.7 2004/04/06 05:56:10 rrossmair
|
|
// fixed RegReadUInt64 & RegReadUInt64Def
|
|
//
|
|
// Revision 1.6 2004/04/06 04:45:57
|
|
// Unite the single read functions and the single write functions, add Cardinal,
|
|
// Int64, UInt64 and Multistring support
|
|
|
|
end.
|
|
|