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-rw-r--r--Lua/src/lib/TntUnicodeControls/TntWideStrings.pas846
1 files changed, 846 insertions, 0 deletions
diff --git a/Lua/src/lib/TntUnicodeControls/TntWideStrings.pas b/Lua/src/lib/TntUnicodeControls/TntWideStrings.pas
new file mode 100644
index 00000000..75132d22
--- /dev/null
+++ b/Lua/src/lib/TntUnicodeControls/TntWideStrings.pas
@@ -0,0 +1,846 @@
+
+{*****************************************************************************}
+{ }
+{ Tnt Delphi Unicode Controls }
+{ http://www.tntware.com/delphicontrols/unicode/ }
+{ Version: 2.3.0 }
+{ }
+{ Copyright (c) 2002-2007, Troy Wolbrink (troy.wolbrink@tntware.com) }
+{ }
+{*****************************************************************************}
+
+unit TntWideStrings;
+
+{$IFDEF FPC}
+ {$MODE Delphi}
+{$ENDIF}
+
+{$INCLUDE TntCompilers.inc}
+
+interface
+
+{$IFDEF COMPILER_10_UP}
+ {$MESSAGE FATAL 'Do not refer to TntWideStrings.pas. It works correctly in Delphi 2006.'}
+{$ENDIF}
+
+uses
+ Classes;
+
+{******************************************************************************}
+{ }
+{ Delphi 2005 introduced TWideStrings in WideStrings.pas. }
+{ Unfortunately, it was not ready for prime time. }
+{ Setting CommaText is not consistent, and it relies on CharNextW }
+{ Which is only available on Windows NT+. }
+{ }
+{******************************************************************************}
+
+type
+ TWideStrings = class;
+
+{ IWideStringsAdapter interface }
+{ Maintains link between TWideStrings and IWideStrings implementations }
+
+ IWideStringsAdapter = interface
+ ['{25FE0E3B-66CB-48AA-B23B-BCFA67E8F5DA}']
+ procedure ReferenceStrings(S: TWideStrings);
+ procedure ReleaseStrings;
+ end;
+
+ TWideStringsEnumerator = class
+ private
+ FIndex: Integer;
+ FStrings: TWideStrings;
+ public
+ constructor Create(AStrings: TWideStrings);
+ function GetCurrent: WideString;
+ function MoveNext: Boolean;
+ property Current: WideString read GetCurrent;
+ end;
+
+{$IFDEF FPC}
+ TStringsDefined = set of (
+ sdDelimiter, sdQuoteChar, sdNameValueSeparator, sdLineBreak,
+ sdStrictDelimiter);
+{$ENDIF}
+
+{$DEFINE NAMEVALUESEPARATOR_RW}
+{$IFNDEF COMPILER_7_UP}
+ {$UNDEF NAMEVALUESEPARATOR_RW}
+{$ENDIF}
+
+{ TWideStrings class }
+
+ TWideStrings = class(TPersistent)
+ private
+ FDefined: TStringsDefined;
+ FDelimiter: WideChar;
+ FQuoteChar: WideChar;
+ {$IFDEF NAMEVALUESEPARATOR_RW}
+ FNameValueSeparator: WideChar;
+ {$ENDIF}
+ FUpdateCount: Integer;
+ FAdapter: IWideStringsAdapter;
+ function GetCommaText: WideString;
+ function GetDelimitedText: WideString;
+ function GetName(Index: Integer): WideString;
+ function GetValue(const Name: WideString): WideString;
+ procedure ReadData(Reader: TReader);
+ procedure SetCommaText(const Value: WideString);
+ procedure SetDelimitedText(const Value: WideString);
+ procedure SetStringsAdapter(const Value: IWideStringsAdapter);
+ procedure SetValue(const Name, Value: WideString);
+ procedure WriteData(Writer: TWriter);
+ function GetDelimiter: WideChar;
+ procedure SetDelimiter(const Value: WideChar);
+ function GetQuoteChar: WideChar;
+ procedure SetQuoteChar(const Value: WideChar);
+ function GetNameValueSeparator: WideChar;
+ {$IFDEF NAMEVALUESEPARATOR_RW}
+ procedure SetNameValueSeparator(const Value: WideChar);
+ {$ENDIF}
+ function GetValueFromIndex(Index: Integer): WideString;
+ procedure SetValueFromIndex(Index: Integer; const Value: WideString);
+ protected
+ procedure AssignTo(Dest: TPersistent); override;
+ procedure DefineProperties(Filer: TFiler); override;
+ procedure Error(const Msg: WideString; Data: Integer); overload;
+ procedure Error(Msg: PResStringRec; Data: Integer); overload;
+ function ExtractName(const S: WideString): WideString;
+ function Get(Index: Integer): WideString; virtual; abstract;
+ function GetCapacity: Integer; virtual;
+ function GetCount: Integer; virtual; abstract;
+ function GetObject(Index: Integer): TObject; virtual;
+ function GetTextStr: WideString; virtual;
+ procedure Put(Index: Integer; const S: WideString); virtual;
+ procedure PutObject(Index: Integer; AObject: TObject); virtual;
+ procedure SetCapacity(NewCapacity: Integer); virtual;
+ procedure SetTextStr(const Value: WideString); virtual;
+ procedure SetUpdateState(Updating: Boolean); virtual;
+ property UpdateCount: Integer read FUpdateCount;
+ function CompareStrings(const S1, S2: WideString): Integer; virtual;
+ public
+ destructor Destroy; override;
+ function Add(const S: WideString): Integer; virtual;
+ function AddObject(const S: WideString; AObject: TObject): Integer; virtual;
+ procedure Append(const S: WideString);
+ procedure AddStrings(Strings: TStrings{TNT-ALLOW TStrings}); overload; virtual;
+ procedure AddStrings(Strings: TWideStrings); overload; virtual;
+ procedure Assign(Source: TPersistent); override;
+ procedure BeginUpdate;
+ procedure Clear; virtual; abstract;
+ procedure Delete(Index: Integer); virtual; abstract;
+ procedure EndUpdate;
+ function Equals(Strings: TWideStrings): Boolean;
+ procedure Exchange(Index1, Index2: Integer); virtual;
+ function GetEnumerator: TWideStringsEnumerator;
+ function GetTextW: PWideChar; virtual;
+ function IndexOf(const S: WideString): Integer; virtual;
+ function IndexOfName(const Name: WideString): Integer; virtual;
+ function IndexOfObject(AObject: TObject): Integer; virtual;
+ procedure Insert(Index: Integer; const S: WideString); virtual; abstract;
+ procedure InsertObject(Index: Integer; const S: WideString;
+ AObject: TObject); virtual;
+ procedure LoadFromFile(const FileName: WideString); virtual;
+ procedure LoadFromStream(Stream: TStream); virtual;
+ procedure Move(CurIndex, NewIndex: Integer); virtual;
+ procedure SaveToFile(const FileName: WideString); virtual;
+ procedure SaveToStream(Stream: TStream); virtual;
+ procedure SetTextW(const Text: PWideChar); virtual;
+ property Capacity: Integer read GetCapacity write SetCapacity;
+ property CommaText: WideString read GetCommaText write SetCommaText;
+ property Count: Integer read GetCount;
+ property Delimiter: WideChar read GetDelimiter write SetDelimiter;
+ property DelimitedText: WideString read GetDelimitedText write SetDelimitedText;
+ property Names[Index: Integer]: WideString read GetName;
+ property Objects[Index: Integer]: TObject read GetObject write PutObject;
+ property QuoteChar: WideChar read GetQuoteChar write SetQuoteChar;
+ property Values[const Name: WideString]: WideString read GetValue write SetValue;
+ property ValueFromIndex[Index: Integer]: WideString read GetValueFromIndex write SetValueFromIndex;
+ property NameValueSeparator: WideChar read GetNameValueSeparator {$IFDEF NAMEVALUESEPARATOR_RW} write SetNameValueSeparator {$ENDIF};
+ property Strings[Index: Integer]: WideString read Get write Put; default;
+ property Text: WideString read GetTextStr write SetTextStr;
+ property StringsAdapter: IWideStringsAdapter read FAdapter write SetStringsAdapter;
+ end;
+
+ PWideStringItem = ^TWideStringItem;
+ TWideStringItem = record
+ FString: WideString;
+ FObject: TObject;
+ end;
+
+ PWideStringItemList = ^TWideStringItemList;
+ TWideStringItemList = array[0..MaxListSize] of TWideStringItem;
+
+implementation
+
+uses
+ Windows, SysUtils, TntSystem, {$IFDEF COMPILER_9_UP} WideStrUtils, {$ELSE} TntWideStrUtils, {$ENDIF}
+ TntSysUtils, TntClasses;
+
+{ TWideStringsEnumerator }
+
+constructor TWideStringsEnumerator.Create(AStrings: TWideStrings);
+begin
+ inherited Create;
+ FIndex := -1;
+ FStrings := AStrings;
+end;
+
+function TWideStringsEnumerator.GetCurrent: WideString;
+begin
+ Result := FStrings[FIndex];
+end;
+
+function TWideStringsEnumerator.MoveNext: Boolean;
+begin
+ Result := FIndex < FStrings.Count - 1;
+ if Result then
+ Inc(FIndex);
+end;
+
+{ TWideStrings }
+
+destructor TWideStrings.Destroy;
+begin
+ StringsAdapter := nil;
+ inherited;
+end;
+
+function TWideStrings.Add(const S: WideString): Integer;
+begin
+ Result := GetCount;
+ Insert(Result, S);
+end;
+
+function TWideStrings.AddObject(const S: WideString; AObject: TObject): Integer;
+begin
+ Result := Add(S);
+ PutObject(Result, AObject);
+end;
+
+procedure TWideStrings.Append(const S: WideString);
+begin
+ Add(S);
+end;
+
+procedure TWideStrings.AddStrings(Strings: TStrings{TNT-ALLOW TStrings});
+var
+ I: Integer;
+begin
+ BeginUpdate;
+ try
+ for I := 0 to Strings.Count - 1 do
+ AddObject(Strings[I], Strings.Objects[I]);
+ finally
+ EndUpdate;
+ end;
+end;
+
+procedure TWideStrings.AddStrings(Strings: TWideStrings);
+var
+ I: Integer;
+begin
+ BeginUpdate;
+ try
+ for I := 0 to Strings.Count - 1 do
+ AddObject(Strings[I], Strings.Objects[I]);
+ finally
+ EndUpdate;
+ end;
+end;
+
+procedure TWideStrings.Assign(Source: TPersistent);
+begin
+ if Source is TWideStrings then
+ begin
+ BeginUpdate;
+ try
+ Clear;
+ FDefined := TWideStrings(Source).FDefined;
+ {$IFDEF NAMEVALUESEPARATOR_RW}
+ FNameValueSeparator := TWideStrings(Source).FNameValueSeparator;
+ {$ENDIF}
+ FQuoteChar := TWideStrings(Source).FQuoteChar;
+ FDelimiter := TWideStrings(Source).FDelimiter;
+ AddStrings(TWideStrings(Source));
+ finally
+ EndUpdate;
+ end;
+ end
+ else if Source is TStrings{TNT-ALLOW TStrings} then
+ begin
+ BeginUpdate;
+ try
+ Clear;
+ {$IFDEF NAMEVALUESEPARATOR_RW}
+ FNameValueSeparator := WideChar(TStrings{TNT-ALLOW TStrings}(Source).NameValueSeparator);
+ {$ENDIF}
+ FQuoteChar := WideChar(TStrings{TNT-ALLOW TStrings}(Source).QuoteChar);
+ FDelimiter := WideChar(TStrings{TNT-ALLOW TStrings}(Source).Delimiter);
+ AddStrings(TStrings{TNT-ALLOW TStrings}(Source));
+ finally
+ EndUpdate;
+ end;
+ end
+ else
+ inherited Assign(Source);
+end;
+
+procedure TWideStrings.AssignTo(Dest: TPersistent);
+var
+ I: Integer;
+begin
+ if Dest is TWideStrings then Dest.Assign(Self)
+ else if Dest is TStrings{TNT-ALLOW TStrings} then
+ begin
+ TStrings{TNT-ALLOW TStrings}(Dest).BeginUpdate;
+ try
+ TStrings{TNT-ALLOW TStrings}(Dest).Clear;
+ {$IFDEF NAMEVALUESEPARATOR_RW}
+ TStrings{TNT-ALLOW TStrings}(Dest).NameValueSeparator := AnsiChar(NameValueSeparator);
+ {$ENDIF}
+ TStrings{TNT-ALLOW TStrings}(Dest).QuoteChar := AnsiChar(QuoteChar);
+ TStrings{TNT-ALLOW TStrings}(Dest).Delimiter := AnsiChar(Delimiter);
+ for I := 0 to Count - 1 do
+ TStrings{TNT-ALLOW TStrings}(Dest).AddObject(Strings[I], Objects[I]);
+ finally
+ TStrings{TNT-ALLOW TStrings}(Dest).EndUpdate;
+ end;
+ end
+ else
+ inherited AssignTo(Dest);
+end;
+
+procedure TWideStrings.BeginUpdate;
+begin
+ if FUpdateCount = 0 then SetUpdateState(True);
+ Inc(FUpdateCount);
+end;
+
+procedure TWideStrings.DefineProperties(Filer: TFiler);
+
+ function DoWrite: Boolean;
+ begin
+ if Filer.Ancestor <> nil then
+ begin
+ Result := True;
+ if Filer.Ancestor is TWideStrings then
+ Result := not Equals(TWideStrings(Filer.Ancestor))
+ end
+ else Result := Count > 0;
+ end;
+
+begin
+ Filer.DefineProperty('Strings', ReadData, WriteData, DoWrite);
+end;
+
+procedure TWideStrings.EndUpdate;
+begin
+ Dec(FUpdateCount);
+ if FUpdateCount = 0 then SetUpdateState(False);
+end;
+
+function TWideStrings.Equals(Strings: TWideStrings): Boolean;
+var
+ I, Count: Integer;
+begin
+ Result := False;
+ Count := GetCount;
+ if Count <> Strings.GetCount then Exit;
+ for I := 0 to Count - 1 do if Get(I) <> Strings.Get(I) then Exit;
+ Result := True;
+end;
+
+procedure TWideStrings.Error(const Msg: WideString; Data: Integer);
+
+ function ReturnAddr: Pointer;
+ asm
+ MOV EAX,[EBP+4]
+ end;
+
+begin
+ raise EStringListError.CreateFmt(Msg, [Data]) at ReturnAddr;
+end;
+
+procedure TWideStrings.Error(Msg: PResStringRec; Data: Integer);
+begin
+ Error(WideLoadResString(Msg), Data);
+end;
+
+procedure TWideStrings.Exchange(Index1, Index2: Integer);
+var
+ TempObject: TObject;
+ TempString: WideString;
+begin
+ BeginUpdate;
+ try
+ TempString := Strings[Index1];
+ TempObject := Objects[Index1];
+ Strings[Index1] := Strings[Index2];
+ Objects[Index1] := Objects[Index2];
+ Strings[Index2] := TempString;
+ Objects[Index2] := TempObject;
+ finally
+ EndUpdate;
+ end;
+end;
+
+function TWideStrings.ExtractName(const S: WideString): WideString;
+var
+ P: Integer;
+begin
+ Result := S;
+ P := Pos(NameValueSeparator, Result);
+ if P <> 0 then
+ SetLength(Result, P-1) else
+ SetLength(Result, 0);
+end;
+
+function TWideStrings.GetCapacity: Integer;
+begin // descendents may optionally override/replace this default implementation
+ Result := Count;
+end;
+
+function TWideStrings.GetCommaText: WideString;
+var
+ LOldDefined: TStringsDefined;
+ LOldDelimiter: WideChar;
+ LOldQuoteChar: WideChar;
+begin
+ LOldDefined := FDefined;
+ LOldDelimiter := FDelimiter;
+ LOldQuoteChar := FQuoteChar;
+ Delimiter := ',';
+ QuoteChar := '"';
+ try
+ Result := GetDelimitedText;
+ finally
+ FDelimiter := LOldDelimiter;
+ FQuoteChar := LOldQuoteChar;
+ FDefined := LOldDefined;
+ end;
+end;
+
+function TWideStrings.GetDelimitedText: WideString;
+var
+ S: WideString;
+ P: PWideChar;
+ I, Count: Integer;
+begin
+ Count := GetCount;
+ if (Count = 1) and (Get(0) = '') then
+ Result := WideString(QuoteChar) + QuoteChar
+ else
+ begin
+ Result := '';
+ for I := 0 to Count - 1 do
+ begin
+ S := Get(I);
+ P := PWideChar(S);
+ while not ((P^ in [WideChar(#0)..WideChar(' ')]) or (P^ = QuoteChar) or (P^ = Delimiter)) do
+ Inc(P);
+ if (P^ <> #0) then S := WideQuotedStr(S, QuoteChar);
+ Result := Result + S + Delimiter;
+ end;
+ System.Delete(Result, Length(Result), 1);
+ end;
+end;
+
+function TWideStrings.GetName(Index: Integer): WideString;
+begin
+ Result := ExtractName(Get(Index));
+end;
+
+function TWideStrings.GetObject(Index: Integer): TObject;
+begin
+ Result := nil;
+end;
+
+function TWideStrings.GetEnumerator: TWideStringsEnumerator;
+begin
+ Result := TWideStringsEnumerator.Create(Self);
+end;
+
+function TWideStrings.GetTextW: PWideChar;
+begin
+ Result := WStrNew(PWideChar(GetTextStr));
+end;
+
+function TWideStrings.GetTextStr: WideString;
+var
+ I, L, Size, Count: Integer;
+ P: PWideChar;
+ S, LB: WideString;
+begin
+ Count := GetCount;
+ Size := 0;
+ LB := sLineBreak;
+ for I := 0 to Count - 1 do Inc(Size, Length(Get(I)) + Length(LB));
+ SetString(Result, nil, Size);
+ P := Pointer(Result);
+ for I := 0 to Count - 1 do
+ begin
+ S := Get(I);
+ L := Length(S);
+ if L <> 0 then
+ begin
+ System.Move(Pointer(S)^, P^, L * SizeOf(WideChar));
+ Inc(P, L);
+ end;
+ L := Length(LB);
+ if L <> 0 then
+ begin
+ System.Move(Pointer(LB)^, P^, L * SizeOf(WideChar));
+ Inc(P, L);
+ end;
+ end;
+end;
+
+function TWideStrings.GetValue(const Name: WideString): WideString;
+var
+ I: Integer;
+begin
+ I := IndexOfName(Name);
+ if I >= 0 then
+ Result := Copy(Get(I), Length(Name) + 2, MaxInt) else
+ Result := '';
+end;
+
+function TWideStrings.IndexOf(const S: WideString): Integer;
+begin
+ for Result := 0 to GetCount - 1 do
+ if CompareStrings(Get(Result), S) = 0 then Exit;
+ Result := -1;
+end;
+
+function TWideStrings.IndexOfName(const Name: WideString): Integer;
+var
+ P: Integer;
+ S: WideString;
+begin
+ for Result := 0 to GetCount - 1 do
+ begin
+ S := Get(Result);
+ P := Pos(NameValueSeparator, S);
+ if (P <> 0) and (CompareStrings(Copy(S, 1, P - 1), Name) = 0) then Exit;
+ end;
+ Result := -1;
+end;
+
+function TWideStrings.IndexOfObject(AObject: TObject): Integer;
+begin
+ for Result := 0 to GetCount - 1 do
+ if GetObject(Result) = AObject then Exit;
+ Result := -1;
+end;
+
+procedure TWideStrings.InsertObject(Index: Integer; const S: WideString;
+ AObject: TObject);
+begin
+ Insert(Index, S);
+ PutObject(Index, AObject);
+end;
+
+procedure TWideStrings.LoadFromFile(const FileName: WideString);
+var
+ Stream: TStream;
+begin
+ Stream := TTntFileStream.Create(FileName, fmOpenRead or fmShareDenyWrite);
+ try
+ LoadFromStream(Stream);
+ finally
+ Stream.Free;
+ end;
+end;
+
+procedure TWideStrings.LoadFromStream(Stream: TStream);
+var
+ Size: Integer;
+ S: WideString;
+begin
+ BeginUpdate;
+ try
+ Size := Stream.Size - Stream.Position;
+ SetString(S, nil, Size div SizeOf(WideChar));
+ Stream.Read(Pointer(S)^, Length(S) * SizeOf(WideChar));
+ SetTextStr(S);
+ finally
+ EndUpdate;
+ end;
+end;
+
+procedure TWideStrings.Move(CurIndex, NewIndex: Integer);
+var
+ TempObject: TObject;
+ TempString: WideString;
+begin
+ if CurIndex <> NewIndex then
+ begin
+ BeginUpdate;
+ try
+ TempString := Get(CurIndex);
+ TempObject := GetObject(CurIndex);
+ Delete(CurIndex);
+ InsertObject(NewIndex, TempString, TempObject);
+ finally
+ EndUpdate;
+ end;
+ end;
+end;
+
+procedure TWideStrings.Put(Index: Integer; const S: WideString);
+var
+ TempObject: TObject;
+begin
+ TempObject := GetObject(Index);
+ Delete(Index);
+ InsertObject(Index, S, TempObject);
+end;
+
+procedure TWideStrings.PutObject(Index: Integer; AObject: TObject);
+begin
+end;
+
+procedure TWideStrings.ReadData(Reader: TReader);
+begin
+ if Reader.NextValue in [vaString, vaLString] then
+ SetTextStr(Reader.ReadString) {JCL compatiblity}
+ else if Reader.NextValue = vaWString then
+ SetTextStr(Reader.ReadWideString) {JCL compatiblity}
+ else begin
+ BeginUpdate;
+ try
+ Clear;
+ Reader.ReadListBegin;
+ while not Reader.EndOfList do
+ if Reader.NextValue in [vaString, vaLString] then
+ Add(Reader.ReadString) {TStrings compatiblity}
+ else
+ Add(Reader.ReadWideString);
+ Reader.ReadListEnd;
+ finally
+ EndUpdate;
+ end;
+ end;
+end;
+
+procedure TWideStrings.SaveToFile(const FileName: WideString);
+var
+ Stream: TStream;
+begin
+ Stream := TTntFileStream.Create(FileName, fmCreate);
+ try
+ SaveToStream(Stream);
+ finally
+ Stream.Free;
+ end;
+end;
+
+procedure TWideStrings.SaveToStream(Stream: TStream);
+var
+ SW: WideString;
+begin
+ SW := GetTextStr;
+ Stream.WriteBuffer(PWideChar(SW)^, Length(SW) * SizeOf(WideChar));
+end;
+
+procedure TWideStrings.SetCapacity(NewCapacity: Integer);
+begin
+ // do nothing - descendents may optionally implement this method
+end;
+
+procedure TWideStrings.SetCommaText(const Value: WideString);
+begin
+ Delimiter := ',';
+ QuoteChar := '"';
+ SetDelimitedText(Value);
+end;
+
+procedure TWideStrings.SetStringsAdapter(const Value: IWideStringsAdapter);
+begin
+ if FAdapter <> nil then FAdapter.ReleaseStrings;
+ FAdapter := Value;
+ if FAdapter <> nil then FAdapter.ReferenceStrings(Self);
+end;
+
+procedure TWideStrings.SetTextW(const Text: PWideChar);
+begin
+ SetTextStr(Text);
+end;
+
+procedure TWideStrings.SetTextStr(const Value: WideString);
+var
+ P, Start: PWideChar;
+ S: WideString;
+begin
+ BeginUpdate;
+ try
+ Clear;
+ P := Pointer(Value);
+ if P <> nil then
+ while P^ <> #0 do
+ begin
+ Start := P;
+ while not (P^ in [WideChar(#0), WideChar(#10), WideChar(#13)]) and (P^ <> WideLineSeparator) do
+ Inc(P);
+ SetString(S, Start, P - Start);
+ Add(S);
+ if P^ = #13 then Inc(P);
+ if P^ = #10 then Inc(P);
+ if P^ = WideLineSeparator then Inc(P);
+ end;
+ finally
+ EndUpdate;
+ end;
+end;
+
+procedure TWideStrings.SetUpdateState(Updating: Boolean);
+begin
+end;
+
+procedure TWideStrings.SetValue(const Name, Value: WideString);
+var
+ I: Integer;
+begin
+ I := IndexOfName(Name);
+ if Value <> '' then
+ begin
+ if I < 0 then I := Add('');
+ Put(I, Name + NameValueSeparator + Value);
+ end else
+ begin
+ if I >= 0 then Delete(I);
+ end;
+end;
+
+procedure TWideStrings.WriteData(Writer: TWriter);
+var
+ I: Integer;
+begin
+ Writer.WriteListBegin;
+ for I := 0 to Count-1 do begin
+ Writer.WriteWideString(Get(I));
+ end;
+ Writer.WriteListEnd;
+end;
+
+procedure TWideStrings.SetDelimitedText(const Value: WideString);
+var
+ P, P1: PWideChar;
+ S: WideString;
+begin
+ BeginUpdate;
+ try
+ Clear;
+ P := PWideChar(Value);
+ while P^ in [WideChar(#1)..WideChar(' ')] do
+ Inc(P);
+ while P^ <> #0 do
+ begin
+ if P^ = QuoteChar then
+ S := WideExtractQuotedStr(P, QuoteChar)
+ else
+ begin
+ P1 := P;
+ while (P^ > ' ') and (P^ <> Delimiter) do
+ Inc(P);
+ SetString(S, P1, P - P1);
+ end;
+ Add(S);
+ while P^ in [WideChar(#1)..WideChar(' ')] do
+ Inc(P);
+ if P^ = Delimiter then
+ begin
+ P1 := P;
+ Inc(P1);
+ if P1^ = #0 then
+ Add('');
+ repeat
+ Inc(P);
+ until not (P^ in [WideChar(#1)..WideChar(' ')]);
+ end;
+ end;
+ finally
+ EndUpdate;
+ end;
+end;
+
+function TWideStrings.GetDelimiter: WideChar;
+begin
+ if not (sdDelimiter in FDefined) then
+ Delimiter := ',';
+ Result := FDelimiter;
+end;
+
+function TWideStrings.GetQuoteChar: WideChar;
+begin
+ if not (sdQuoteChar in FDefined) then
+ QuoteChar := '"';
+ Result := FQuoteChar;
+end;
+
+procedure TWideStrings.SetDelimiter(const Value: WideChar);
+begin
+ if (FDelimiter <> Value) or not (sdDelimiter in FDefined) then
+ begin
+ Include(FDefined, sdDelimiter);
+ FDelimiter := Value;
+ end
+end;
+
+procedure TWideStrings.SetQuoteChar(const Value: WideChar);
+begin
+ if (FQuoteChar <> Value) or not (sdQuoteChar in FDefined) then
+ begin
+ Include(FDefined, sdQuoteChar);
+ FQuoteChar := Value;
+ end
+end;
+
+function TWideStrings.CompareStrings(const S1, S2: WideString): Integer;
+begin
+ Result := WideCompareText(S1, S2);
+end;
+
+function TWideStrings.GetNameValueSeparator: WideChar;
+begin
+ {$IFDEF NAMEVALUESEPARATOR_RW}
+ if not (sdNameValueSeparator in FDefined) then
+ NameValueSeparator := '=';
+ Result := FNameValueSeparator;
+ {$ELSE}
+ Result := '=';
+ {$ENDIF}
+end;
+
+{$IFDEF NAMEVALUESEPARATOR_RW}
+procedure TWideStrings.SetNameValueSeparator(const Value: WideChar);
+begin
+ if (FNameValueSeparator <> Value) or not (sdNameValueSeparator in FDefined) then
+ begin
+ Include(FDefined, sdNameValueSeparator);
+ FNameValueSeparator := Value;
+ end
+end;
+{$ENDIF}
+
+function TWideStrings.GetValueFromIndex(Index: Integer): WideString;
+begin
+ if Index >= 0 then
+ Result := Copy(Get(Index), Length(Names[Index]) + 2, MaxInt) else
+ Result := '';
+end;
+
+procedure TWideStrings.SetValueFromIndex(Index: Integer; const Value: WideString);
+begin
+ if Value <> '' then
+ begin
+ if Index < 0 then Index := Add('');
+ Put(Index, Names[Index] + NameValueSeparator + Value);
+ end
+ else
+ if Index >= 0 then Delete(Index);
+end;
+
+end.