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UniSettings_NodeArray.inc
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UniSettings_NodeArray.inc
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{$IFDEF UNS_NodeInclude_Declaration}
private
fValue: TUNSNodeValueType;
fSavedValue: TUNSNodeValueType;
fDefaultValue: TUNSNodeValueType;
procedure SetValue(NewValue: TUNSNodeValueType);
procedure SetSavedValue(NewValue: TUNSNodeValueType);
procedure SetDefaultValue(NewValue: TUNSNodeValueType);
Function GetItem(Index: Integer): TUNSNodeValueItemType;
Function GetSavedItem(Index: Integer): TUNSNodeValueItemType;
Function GetDefaultItem(Index: Integer): TUNSNodeValueItemType;
procedure SetItem(Index: Integer; NewValue: TUNSNodeValueItemType);
procedure SetSavedItem(Index: Integer; NewValue: TUNSNodeValueItemType);
procedure SetDefaultItem(Index: Integer; NewValue: TUNSNodeValueItemType);
protected
class Function GetValueType: TUNSValueType; override;
class Function GetItemValueType: TUNSValueType; override;
class Function SameValues(const A,B: TUNSNodeValueType): Boolean; reintroduce;
class Function SameItemValues(const A,B: TUNSNodeValueItemType): Boolean; reintroduce;
Function GetValueSize: TMemSize; override;
Function GetSavedValueSize: TMemSize; override;
Function GetDefaultValueSize: TMemSize; override;
Function GetCount: Integer; override;
Function GetSavedCount: Integer; override;
Function GetDefaultCount: Integer; override;
Function GetItemSize(Index: Integer): TMemSize; override;
Function GetSavedItemSize(Index: Integer): TMemSize; override;
Function GetDefaultItemSize(Index: Integer): TMemSize; override;
Function ConvToStr(const Value: TUNSNodeValueType): String; reintroduce;
procedure ConvFromStr(const Str: String; var Value: TUNSNodeValueType); reintroduce;
Function ConvItemToStr(const Value: TUNSNodeValueItemType): String; reintroduce;
{$IFDEF UNS_NodeAoBuffer}
procedure ConvItemFromStr(const Str: String; out Item: TUNSNodeValueItemType); reintroduce;
{$ELSE}
Function ConvItemFromStr(const Str: String): TUNSNodeValueItemType; reintroduce;
{$ENDIF}
public
constructor Create(const Name: String; ParentNode: TUNSNodeBase);
constructor CreateAsCopy(Source: TUNSNodeBase; const Name: String; ParentNode: TUNSNodeBase);
Function NodeEquals(Node: TUNSNodeLeaf; CompareValueKinds: TUNSValueKinds = [vkActual]): Boolean; override;
procedure ValueKindMove(Src,Dest: TUNSValueKind); override;
procedure ValueKindExchange(ValA,ValB: TUNSValueKind); override;
Function ValueKindCompare(ValA,ValB: TUNSValueKind): Boolean; override;
Function Address(ValueKind: TUNSValueKind = vkActual): Pointer; override;
Function AsString(ValueKind: TUNSValueKind = vkActual): String; override;
procedure FromString(const Str: String; ValueKind: TUNSValueKind = vkActual); override;
procedure ToStream(Stream: TStream; ValueKind: TUNSValueKind = vkActual); override;
procedure FromStream(Stream: TStream; ValueKind: TUNSValueKind = vkActual); override;
procedure ToBuffer(Buffer: TMemoryBuffer; ValueKind: TUNSValueKind = vkActual); override;
procedure FromBuffer(Buffer: TMemoryBuffer; ValueKind: TUNSValueKind = vkActual); override;
procedure ValueKindMove(Index: Integer; Src,Dest: TUNSValueKind); override;
procedure ValueKindExchange(Index: Integer; ValA,ValB: TUNSValueKind); override;
Function ValueKindCompare(Index: Integer; ValA,ValB: TUNSValueKind): Boolean; override;
Function Address(Index: Integer; ValueKind: TUNSValueKind = vkActual): Pointer; override;
Function AsString(Index: Integer; ValueKind: TUNSValueKind = vkActual): String; override;
procedure FromString(Index: Integer; const Str: String; ValueKind: TUNSValueKind = vkActual); override;
procedure ToStream(Index: Integer; Stream: TStream; ValueKind: TUNSValueKind = vkActual); override;
procedure FromStream(Index: Integer; Stream: TStream; ValueKind: TUNSValueKind = vkActual); override;
procedure ToBuffer(Index: Integer; Buffer: TMemoryBuffer; ValueKind: TUNSValueKind = vkActual); override;
procedure FromBuffer(Index: Integer; Buffer: TMemoryBuffer; ValueKind: TUNSValueKind = vkActual); override;
Function LowIndex(ValueKind: TUNSValueKind = vkActual): Integer; override;
Function HighIndex(ValueKind: TUNSValueKind = vkActual): Integer; override;
Function First(ValueKind: TUNSValueKind = vkActual): TUNSNodeValueItemType; reintroduce;
Function Last(ValueKind: TUNSValueKind = vkActual): TUNSNodeValueItemType; reintroduce;
Function IndexOf(const Item: TUNSNodeValueItemType; ValueKind: TUNSValueKind = vkActual): Integer; reintroduce;
Function Add(const Item: TUNSNodeValueItemType; ValueKind: TUNSValueKind = vkActual): Integer; reintroduce;
Function Append(const Items: array of TUNSNodeValueItemType; ValueKind: TUNSValueKind = vkActual): Integer; reintroduce;
procedure Insert(Index: Integer; const Item: TUNSNodeValueItemType; ValueKind: TUNSValueKind = vkActual); reintroduce;
procedure Exchange(Index1,Index2: Integer; ValueKind: TUNSValueKind = vkActual); override;
procedure Move(SrcIndex,DstIndex: Integer; ValueKind: TUNSValueKind = vkActual); override;
Function Remove(const Item: TUNSNodeValueItemType; ValueKind: TUNSValueKind = vkActual): Integer; reintroduce;
procedure Delete(Index: Integer; ValueKind: TUNSValueKind = vkActual); override;
procedure Clear(ValueKind: TUNSValueKind = vkActual); override;
procedure PrepareEmptyItems(Count: Integer; ValueKind: TUNSValueKind = vkActual); override;
procedure SaveItemTo(Ini: TIniFile; Index: Integer; const Section,Key: String); override;
procedure SaveItemTo(Ini: TIniFileEx; Index: Integer; const Section,Key: String); override;
procedure SaveItemTo(Reg: TRegistry; Index: Integer; const Value: String); override;
procedure LoadItemFrom(Ini: TIniFile; Index: Integer; const Section,Key: String); override;
procedure LoadItemFrom(Ini: TIniFileEx; Index: Integer; const Section,Key: String); override;
procedure LoadItemFrom(Reg: TRegistry; Index: Integer; const Value: String); override;
property Value: TUNSNodeValueType read fValue write SetValue;
property SavedValue: TUNSNodeValueType read fSavedValue write SetSavedValue;
property DefaultValue: TUNSNodeValueType read fDefaultValue write SetDefaultValue;
property Items[Index: Integer]: TUNSNodeValueItemType read GetItem write SetItem;
property SavedItems[Index: Integer]: TUNSNodeValueItemType read GetSavedItem write SetSavedItem;
property DefaultItems[Index: Integer]: TUNSNodeValueItemType read GetDefaultItem write SetDefaultItem;
{$ENDIF UNS_NodeInclude_Declaration}
//==============================================================================
{$IFDEF UNS_NodeInclude_Implementation}
procedure TUNSNodeClassType.SetValue(NewValue: TUNSNodeValueType);
begin
If not SameValues(NewValue,fValue) then
begin
{$IFDEF UNS_NodeAoBuffer}
CopyArrayInto(NewValue,fValue);
{$ELSE}
fValue := CDA_Copy(NewValue);
{$ENDIF}
DoChange;
end;
end;
//------------------------------------------------------------------------------
procedure TUNSNodeClassType.SetSavedValue(NewValue: TUNSNodeValueType);
begin
If not SameValues(NewValue,fSavedValue) then
begin
{$IFDEF UNS_NodeAoBuffer}
CopyArrayInto(NewValue,fSavedValue);
{$ELSE}
fSavedValue := CDA_Copy(NewValue);
{$ENDIF}
DoChange;
end;
end;
//------------------------------------------------------------------------------
procedure TUNSNodeClassType.SetDefaultValue(NewValue: TUNSNodeValueType);
begin
If not SameValues(NewValue,fDefaultValue) then
begin
{$IFDEF UNS_NodeAoBuffer}
CopyArrayInto(NewValue,fDefaultValue);
{$ELSE}
fDefaultValue := CDA_Copy(NewValue);
{$ENDIF}
DoChange;
end;
end;
//------------------------------------------------------------------------------
Function TUNSNodeClassType.GetItem(Index: Integer): TUNSNodeValueItemType;
begin
If CDA_CheckIndex(fValue,Index) then
Result := CDA_GetItem(fValue,Index)
else
raise EUNSIndexOutOfBoundsException.Create(Index,Self,'GetItem');
end;
//------------------------------------------------------------------------------
Function TUNSNodeClassType.GetSavedItem(Index: Integer): TUNSNodeValueItemType;
begin
If CDA_CheckIndex(fSavedValue,Index) then
Result := CDA_GetItem(fSavedValue,Index)
else
raise EUNSIndexOutOfBoundsException.Create(Index,Self,'GetSavedItem');
end;
//------------------------------------------------------------------------------
Function TUNSNodeClassType.GetDefaultItem(Index: Integer): TUNSNodeValueItemType;
begin
If CDA_CheckIndex(fDefaultValue,Index) then
Result := CDA_GetItem(fDefaultValue,Index)
else
raise EUNSIndexOutOfBoundsException.Create(Index,Self,'GetDefaultItem');
end;
//------------------------------------------------------------------------------
procedure TUNSNodeClassType.SetItem(Index: Integer; NewValue: TUNSNodeValueItemType);
begin
If CDA_CheckIndex(fValue,Index) then
begin
If not SameItemValues(CDA_GetItem(fValue,Index),NewValue) then
begin
{$IFDEF UNS_NodeAoBuffer}
CopyBufferInto(NewValue,CDA_GetItemPtr(fValue,Index)^);
{$ELSE}
CDA_SetItem(fValue,Index,NewValue);
{$ENDIF}
DoChange;
end;
end
else raise EUNSIndexOutOfBoundsException.Create(Index,Self,'SetItem');
end;
//------------------------------------------------------------------------------
procedure TUNSNodeClassType.SetSavedItem(Index: Integer; NewValue: TUNSNodeValueItemType);
begin
If CDA_CheckIndex(fSavedValue,Index) then
begin
If not SameItemValues(CDA_GetItem(fSavedValue,Index),NewValue) then
begin
{$IFDEF UNS_NodeAoBuffer}
CopyBufferInto(NewValue,CDA_GetItemPtr(fSavedValue,Index)^);
{$ELSE}
CDA_SetItem(fSavedValue,Index,NewValue);
{$ENDIF}
DoChange;
end;
end
else EUNSIndexOutOfBoundsException.Create(Index,Self,'SetSavedItem');
end;
//------------------------------------------------------------------------------
procedure TUNSNodeClassType.SetDefaultItem(Index: Integer; NewValue: TUNSNodeValueItemType);
begin
If CDA_CheckIndex(fDefaultValue,Index) then
begin
If not SameItemValues(CDA_GetItem(fDefaultValue,Index),NewValue) then
begin
{$IFDEF UNS_NodeAoBuffer}
CopyBufferInto(NewValue,CDA_GetItemPtr(fDefaultValue,Index)^);
{$ELSE}
CDA_SetItem(fDefaultValue,Index,NewValue);
{$ENDIF}
DoChange;
end;
end
else EUNSIndexOutOfBoundsException.Create(Index,Self,'SetDefaultItem');
end;
//==============================================================================
class Function TUNSNodeClassType.SameValues(const A,B: TUNSNodeValueType): Boolean;
begin
Result := CDA_Same(A,B{$IFDEF UNS_NodeAoText},True{$ENDIF});
end;
//------------------------------------------------------------------------------
class Function TUNSNodeClassType.SameItemValues(const A,B: TUNSNodeValueItemType): Boolean;
{$IFDEF UNS_NodeAoBuffer}
var
i: TMemSize;
ABuff: PByte;
BBuff: PByte;
{$ENDIF}
begin
{$IF Defined(UNS_NodeAoDate)}
Result := Int(A) = Int(B);
{$ELSEIF Defined(UNS_NodeAoTime)}
Result := Frac(A) = Frac(B);
{$ELSEIF Defined(UNS_NodeAoText)}
Result := AnsiSameStr(A,B);
{$ELSEIF Defined(UNS_NodeAoBuffer)}
If A.Size = B.Size then
begin
ABuff := A.Memory;
BBuff := B.Memory;
Result := True;
If A.Size > 0 then
begin
For i := 0 to Pred(A.Size) do
If ABuff^ = BBuff^ then
begin
Inc(ABuff);
Inc(BBuff);
end
else
begin
Result := False;
Break{For i};
end;
end;
end
else Result := False;
{$ELSE}
Result := A = B;
{$IFEND}
end;
//------------------------------------------------------------------------------
Function TUNSNodeClassType.GetValueSize: TMemSize;
{$IF Defined(UNS_NodeAoText) or Defined(UNS_NodeAoBuffer)}
var
i: Integer;
begin
Result := SizeOf(Int32);
For i := CDA_Low(fValue) to CDA_High(fValue) do
Result := Result + GetItemSize(i);
{$ELSE}
begin
Result := SizeOf(Int32) + (TMemSize(CDA_Count(fValue)) * GetItemSize(-1));
{$IFEND}
end;
//------------------------------------------------------------------------------
Function TUNSNodeClassType.GetSavedValueSize: TMemSize;
{$IF Defined(UNS_NodeAoText) or Defined(UNS_NodeAoBuffer)}
var
i: Integer;
begin
Result := SizeOf(Int32);
For i := CDA_Low(fSavedValue) to CDA_High(fSavedValue) do
Result := Result + GetSavedItemSize(i);
{$ELSE}
begin
Result := SizeOf(Int32) + (TMemSize(CDA_Count(fSavedValue)) * GetSavedItemSize(-1));
{$IFEND}
end;
//------------------------------------------------------------------------------
Function TUNSNodeClassType.GetDefaultValueSize: TMemSize;
{$IF Defined(UNS_NodeAoText) or Defined(UNS_NodeAoBuffer)}
var
i: Integer;
begin
Result := SizeOf(Int32);
For i := CDA_Low(fDefaultValue) to CDA_High(fDefaultValue) do
Result := Result + GetDefaultItemSize(i);
{$ELSE}
begin
Result := SizeOf(Int32) + (TMemSize(CDA_Count(fDefaultValue)) * GetDefaultItemSize(-1));
{$IFEND}
end;
//------------------------------------------------------------------------------
Function TUNSNodeClassType.GetCount: Integer;
begin
Result := CDA_Count(fValue);
end;
//------------------------------------------------------------------------------
Function TUNSNodeClassType.GetSavedCount: Integer;
begin
Result := CDA_Count(fSavedValue);
end;
//------------------------------------------------------------------------------
Function TUNSNodeClassType.GetDefaultCount: Integer;
begin
Result := CDA_Count(fDefaultValue);
end;
//------------------------------------------------------------------------------
Function TUNSNodeClassType.GetItemSize(Index: Integer): TMemSize;
begin
{$IF Defined(UNS_NodeAoText) or Defined(UNS_NodeAoBuffer)}
If CDA_CheckIndex(fValue,Index) then
{$IFDEF UNS_NodeAoBuffer}
Result := SizeOf(UInt64) + CDA_GetItem(fValue,Index).Size
{$ELSE}
Result := SizeOf(Int32) + Length(StrToUTF8(CDA_GetItem(fValue,Index))) * SizeOf(UTF8Char)
{$ENDIF}
else
raise EUNSIndexOutOfBoundsException.Create(Index,Self,'GetItemSize');
{$ELSE}
Result := SizeOf(TUNSNodeValueItemTypeBin);
{$IFEND}
end;
//------------------------------------------------------------------------------
Function TUNSNodeClassType.GetSavedItemSize(Index: Integer): TMemSize;
begin
{$IF Defined(UNS_NodeAoText) or Defined(UNS_NodeAoBuffer)}
If CDA_CheckIndex(fSavedValue,Index) then
{$IFDEF UNS_NodeAoBuffer}
Result := SizeOf(UInt64) + CDA_GetItem(fSavedValue,Index).Size
{$ELSE}
Result := SizeOf(Int32) + Length(StrToUTF8(CDA_GetItem(fSavedValue,Index))) * SizeOf(UTF8Char)
{$ENDIF}
else
raise EUNSIndexOutOfBoundsException.Create(Index,Self,'GetSavedItemSize');
{$ELSE}
Result := SizeOf(TUNSNodeValueItemTypeBin);
{$IFEND}
end;
//------------------------------------------------------------------------------
Function TUNSNodeClassType.GetDefaultItemSize(Index: Integer): TMemSize;
begin
{$IF Defined(UNS_NodeAoText) or Defined(UNS_NodeAoBuffer)}
If CDA_CheckIndex(fDefaultValue,Index) then
{$IFDEF UNS_NodeAoBuffer}
Result := SizeOf(UInt64) + CDA_GetItem(fDefaultValue,Index).Size
{$ELSE}
Result := SizeOf(Int32) + Length(StrToUTF8(CDA_GetItem(fDefaultValue,Index))) * SizeOf(UTF8Char)
{$ENDIF}
else
raise EUNSIndexOutOfBoundsException.Create(Index,Self,'GetDefaultItemSize');
{$ELSE}
Result := SizeOf(TUNSNodeValueItemTypeBin);
{$IFEND}
end;
//------------------------------------------------------------------------------
Function TUNSNodeClassType.ConvToStr(const Value: TUNSNodeValueType): String;
var
i: Integer;
begin
{
This could use some optimization, right?... nope, this method is NOT supposed
to be used to create monstrous lists!
}
Result := '';
If CDA_Count(Value) > 0 then
begin
For i := CDA_Low(Value) to CDA_High(Value) do
If i < CDA_High(Value) then
Result := Result + ConvItemToStr(CDA_GetItem(Value,i)) + ' '
else
Result := Result + ConvItemToStr(CDA_GetItem(Value,i));
end;
end;
//------------------------------------------------------------------------------
procedure TUNSNodeClassType.ConvFromStr(const Str: String; var Value: TUNSNodeValueType);
var
Position: Integer;
ItemStart: Integer;
{$IFDEF UNS_NodeAoBuffer}
i: Integer;
Temp: TUNSNodeValueItemType;
begin
For i := CDA_Low(Value) to CDA_High(Value) do
FreeBuffer(CDA_GetItemPtr(Value,i)^);
{$ELSE}
begin
{$ENDIF}
CDA_Clear(Value);
ItemStart := 1;
For Position := 1 to Length(Str) do
begin
If Str[Position] = ' ' then
begin
If ItemStart <> Position then
{$IFDEF UNS_NodeAoBuffer}
begin
ConvItemFromStr(Copy(Str,ItemStart,Position - ItemStart),Temp);
CDA_Add(Value,Temp);
end;
{$ELSE}
CDA_Add(Value,ConvItemFromStr(Copy(Str,ItemStart,Position - ItemStart)));
{$ENDIF}
ItemStart := Succ(Position);
end;
end;
If ItemStart <= Length(Str) then
{$IFDEF UNS_NodeAoBuffer}
begin
ConvItemFromStr(Copy(Str,ItemStart,Length(Str)),Temp);
CDA_Add(Value,Temp);
end;
{$ELSE}
CDA_Add(Value,ConvItemFromStr(Copy(Str,ItemStart,Length(Str))));
{$ENDIF}
end;
//==============================================================================
constructor TUNSNodeClassType.Create(const Name: String; ParentNode: TUNSNodeBase);
begin
inherited Create(Name,ParentNode);
CDA_Init(fValue);
CDA_Init(fSavedValue);
CDA_Init(fDefaultValue);
end;
//------------------------------------------------------------------------------
constructor TUNSNodeClassType.CreateAsCopy(Source: TUNSNodeBase; const Name: String; ParentNode: TUNSNodeBase);
{$IFDEF UNS_NodeAoText}
procedure MakeValueThreadSafe(var Value: TUNSNodeValueType);
var
i: Integer;
begin
For i := CDA_Low(Value) to CDA_High(Value) do
UniqueString(CDA_GetItemPtr(Value,i)^);
end;
{$ENDIF}
begin
inherited CreateAsCopy(Source,Name,ParentNode);
{$IFDEF UNS_NodeAoBuffer}
CopyArrayInto(TUNSNodeClassType(Source).Value,fValue);
CopyArrayInto(TUNSNodeClassType(Source).SavedValue,fSavedValue);
CopyArrayInto(TUNSNodeClassType(Source).DefaultValue,fDefaultValue);
{$ELSE}
fValue := CDA_Copy(TUNSNodeClassType(Source).Value);
fSavedValue := CDA_Copy(TUNSNodeClassType(Source).SavedValue);
fDefaultValue := CDA_Copy(TUNSNodeClassType(Source).DefaultValue);
{$IFDEF UNS_NodeAoText}
MakeValueThreadSafe(fValue);
MakeValueThreadSafe(fSavedValue);
MakeValueThreadSafe(fDefaultValue);
{$ENDIF}
{$ENDIF}
end;
//------------------------------------------------------------------------------
Function TUNSNodeClassType.NodeEquals(Node: TUNSNodeLeaf; CompareValueKinds: TUNSValueKinds = [vkActual]): Boolean;
begin
If inherited NodeEquals(Node) then
begin
Result := True;
If vkActual in CompareValueKinds then
Result := Result and SameValues(fValue,TUNSNodeClassType(Node).Value);
If vkSaved in CompareValueKinds then
Result := Result and SameValues(fSavedValue,TUNSNodeClassType(Node).SavedValue);
If vkDefault in CompareValueKinds then
Result := Result and SameValues(fDefaultValue,TUNSNodeClassType(Node).DefaultValue);
end
else Result := False;
end;
//------------------------------------------------------------------------------
procedure TUNSNodeClassType.ValueKindMove(Src,Dest: TUNSValueKind);
var
SrcPtr,DestPtr: TUNSNodeValueTypePtr;
begin
If Src <> Dest then
begin
SrcPtr := Address(Src);
DestPtr := Address(Dest);
If not SameValues(SrcPtr^,DestPtr^) then
begin
{$IFDEF UNS_NodeAoBuffer}
CopyArrayInto(SrcPtr^,DestPtr^);
{$ELSE}
DestPtr^ := CDA_Copy(SrcPtr^);
{$ENDIF}
DoChange;
end;
end;
end;
//------------------------------------------------------------------------------
procedure TUNSNodeClassType.ValueKindExchange(ValA,ValB: TUNSValueKind);
var
ValAPtr,ValBPtr: TUNSNodeValueTypePtr;
Temp: TUNSNodeValueType;
begin
If ValA <> ValB then
begin
ValAPtr := Address(ValA);
ValBPtr := Address(ValB);
If not SameValues(ValAPtr^,ValBPtr^) then
begin
// no need for array managing, just swap the records
Temp := ValAPtr^;
ValAPtr^ := ValBPtr^;
ValBPtr^ := Temp;
DoChange;
end;
end;
end;
//------------------------------------------------------------------------------
Function TUNSNodeClassType.ValueKindCompare(ValA,ValB: TUNSValueKind): Boolean;
begin
If ValA <> ValB then
Result := SameValues(TUNSNodeValueType(Address(ValA)^),TUNSNodeValueType(Address(ValB)^))
else
Result := True;
end;
//------------------------------------------------------------------------------
Function TUNSNodeClassType.Address(ValueKind: TUNSValueKind = vkActual): Pointer;
begin
case ValueKind of
vkActual: Result := Addr(fValue);
vkSaved: Result := Addr(fSavedValue);
vkDefault: Result := Addr(fDefaultValue);
else
raise EUNSInvalidValueKindException.Create(ValueKind,Self,'Address');
end;
end;
//------------------------------------------------------------------------------
Function TUNSNodeClassType.AsString(ValueKind: TUNSValueKind = vkActual): String;
begin
case ValueKind of
vkActual: Result := ConvToStr(fValue);
vkSaved: Result := ConvToStr(fSavedValue);
vkDefault: Result := ConvToStr(fDefaultValue);
else
raise EUNSInvalidValueKindException.Create(ValueKind,Self,'AsString');
end;
end;
//------------------------------------------------------------------------------
procedure TUNSNodeClassType.FromString(const Str: String; ValueKind: TUNSValueKind = vkActual);
begin
case ValueKind of
vkActual: ConvFromStr(Str,fValue);
vkSaved: ConvFromStr(Str,fSavedValue);
vkDefault: ConvFromStr(Str,fDefaultValue);
else
raise EUNSInvalidValueKindException.Create(ValueKind,Self,'FromString');
end;
DoChange;
end;
//------------------------------------------------------------------------------
procedure TUNSNodeClassType.ToStream(Stream: TStream; ValueKind: TUNSValueKind = vkActual);
var
i: Integer;
begin
// arrays are stored with explicit length (Int32 value)
Stream_WriteInt32(Stream,Int32(ObtainCount(ValueKind)));
// cycles are inside of cases, it is faster that way
case ValueKind of
vkActual: For i := CDA_Low(fValue) to CDA_High(fValue) do
UNS_StreamWriteFunction(Stream,CDA_GetItem(fValue,i));
vkSaved: For i := CDA_Low(fSavedValue) to CDA_High(fSavedValue) do
UNS_StreamWriteFunction(Stream,CDA_GetItem(fSavedValue,i));
vkDefault: For i := CDA_Low(fDefaultValue) to CDA_High(fDefaultValue) do
UNS_StreamWriteFunction(Stream,CDA_GetItem(fDefaultValue,i));
else
raise EUNSInvalidValueKindException.Create(ValueKind,Self,'ToStream');
end;
end;
//------------------------------------------------------------------------------
procedure TUNSNodeClassType.FromStream(Stream: TStream; ValueKind: TUNSValueKind = vkActual);
var
i: Integer;
begin
case ValueKind of
vkActual: begin
{$IFDEF UNS_NodeAoBuffer}
For i := CDA_Low(fValue) to CDA_High(fValue) do
FreeBuffer(CDA_GetItemPtr(fValue,i)^);
{$ENDIF}
CDA_Clear(fValue);
For i := 0 to Pred(Stream_ReadInt32(Stream)) do
CDA_Add(fValue,UNS_StreamReadFunction(Stream));
end;
vkSaved: begin
{$IFDEF UNS_NodeAoBuffer}
For i := CDA_Low(fSavedValue) to CDA_High(fSavedValue) do
FreeBuffer(CDA_GetItemPtr(fSavedValue,i)^);
{$ENDIF}
CDA_Clear(fSavedValue);
For i := 0 to Pred(Stream_ReadInt32(Stream)) do
CDA_Add(fSavedValue,UNS_StreamReadFunction(Stream));
end;
vkDefault: begin
{$IFDEF UNS_NodeAoBuffer}
For i := CDA_Low(fDefaultValue) to CDA_High(fDefaultValue) do
FreeBuffer(CDA_GetItemPtr(fDefaultValue,i)^);
{$ENDIF}
CDA_Clear(fDefaultValue);
For i := 0 to Pred(Stream_ReadInt32(Stream)) do
CDA_Add(fDefaultValue,UNS_StreamReadFunction(Stream));
end;
else
raise EUNSInvalidValueKindException.Create(ValueKind,Self,'FromStream');
end;
DoChange;
end;
//------------------------------------------------------------------------------
procedure TUNSNodeClassType.ToBuffer(Buffer: TMemoryBuffer; ValueKind: TUNSValueKind = vkActual);
var
i: Integer;
begin
If Buffer.Size >= ObtainValueSize(ValueKind) then
begin
Ptr_WriteInt32(Buffer.Memory,Int32(ObtainCount(ValueKind)),True);
case ValueKind of
vkActual: For i := CDA_Low(fValue) to CDA_High(fValue) do
UNS_BufferWriteFunction(Buffer.Memory,CDA_GetItem(fValue,i),True);
vkSaved: For i := CDA_Low(fSavedValue) to CDA_High(fSavedValue) do
UNS_BufferWriteFunction(Buffer.Memory,CDA_GetItem(fSavedValue,i),True);
vkDefault: For i := CDA_Low(fDefaultValue) to CDA_High(fDefaultValue) do
UNS_BufferWriteFunction(Buffer.Memory,CDA_GetItem(fDefaultValue,i),True);
else
raise EUNSInvalidValueKindException.Create(ValueKind,Self,'ToBuffer');
end;
end
else raise EUNSBufferTooSmallException.Create(Buffer,Self,'ToBuffer');
end;
//------------------------------------------------------------------------------
procedure TUNSNodeClassType.FromBuffer(Buffer: TMemoryBuffer; ValueKind: TUNSValueKind = vkActual);
var
i: Integer;
begin
If Buffer.Size >= ObtainValueSize(ValueKind) then
begin
case ValueKind of
vkActual: begin
{$IFDEF UNS_NodeAoBuffer}
For i := CDA_Low(fValue) to CDA_High(fValue) do
FreeBuffer(CDA_GetItemPtr(fValue,i)^);
{$ENDIF}
CDA_Clear(fValue);
For i := 0 to Pred(Ptr_ReadInt32(Buffer.Memory,True)) do
CDA_Add(fValue,UNS_BufferReadFunction(Buffer.Memory,True));
end;
vkSaved: begin
{$IFDEF UNS_NodeAoBuffer}
For i := CDA_Low(fSavedValue) to CDA_High(fSavedValue) do
FreeBuffer(CDA_GetItemPtr(fSavedValue,i)^);
{$ENDIF}
CDA_Clear(fSavedValue);
For i := 0 to Pred(Ptr_ReadInt32(Buffer.Memory,True)) do
CDA_Add(fSavedValue,UNS_BufferReadFunction(Buffer.Memory,True));
end;
vkDefault: begin
{$IFDEF UNS_NodeAoBuffer}
For i := CDA_Low(fDefaultValue) to CDA_High(fDefaultValue) do
FreeBuffer(CDA_GetItemPtr(fDefaultValue,i)^);
{$ENDIF}
CDA_Clear(fDefaultValue);
For i := 0 to Pred(Ptr_ReadInt32(Buffer.Memory,True)) do
CDA_Add(fDefaultValue,UNS_BufferReadFunction(Buffer.Memory,True));
end;
else
raise EUNSInvalidValueKindException.Create(ValueKind,Self,'FromBuffer');
end;
DoChange;
end
else raise EUNSBufferTooSmallException.Create(Buffer,Self,'FromBuffer');
end;
//------------------------------------------------------------------------------
procedure TUNSNodeClassType.ValueKindMove(Index: Integer; Src,Dest: TUNSValueKind);
var
SrcPtr,DestPtr: TUNSNodeValueItemTypePtr;
begin
If Src <> Dest then
begin
SrcPtr := Address(Index,Src);
DestPtr := Address(Index,Dest);
If not SameItemValues(SrcPtr^,DestPtr^) then
begin
{$IFDEF UNS_NodeAoBuffer}
CopyBufferInto(SrcPtr^,DestPtr^);
{$ELSE}
DestPtr^ := SrcPtr^;
{$ENDIF}
DoChange;
end;
end;
end;
//------------------------------------------------------------------------------
procedure TUNSNodeClassType.ValueKindExchange(Index: Integer; ValA,ValB: TUNSValueKind);
var
ValAPtr,ValBPtr: TUNSNodeValueItemTypePtr;
Temp: TUNSNodeValueItemType;
begin
If ValA <> ValB then
begin
ValAPtr := Address(Index,ValA);
ValBPtr := Address(Index,ValB);
If not SameItemValues(ValAPtr^,ValBPtr^) then
begin
Temp := ValAPtr^;
ValAPtr^ := ValBPtr^;
ValBPtr^ := Temp;
DoChange;
end;
end;
end;
//------------------------------------------------------------------------------
Function TUNSNodeClassType.ValueKindCompare(Index: Integer; ValA,ValB: TUNSValueKind): Boolean;
begin
If ValA <> ValB then
Result := SameItemValues(TUNSNodeValueItemType(Address(Index,ValA)^),
TUNSNodeValueItemType(Address(Index,ValB)^))
else
Result := True;
end;
//------------------------------------------------------------------------------
Function TUNSNodeClassType.Address(Index: Integer; ValueKind: TUNSValueKind = vkActual): Pointer;
begin
If CheckIndex(Index,ValueKind) then
case ValueKind of
vkActual: Result := CDA_GetItemPtr(fValue,Index);
vkSaved: Result := CDA_GetItemPtr(fSavedValue,Index);
vkDefault: Result := CDA_GetItemPtr(fDefaultValue,Index);
else
raise EUNSInvalidValueKindException.Create(ValueKind,Self,'Address');
end
else raise EUNSIndexOutOfBoundsException.Create(Index,Self,'Address');
end;
//------------------------------------------------------------------------------
Function TUNSNodeClassType.AsString(Index: Integer; ValueKind: TUNSValueKind = vkActual): String;
begin
If CheckIndex(Index,ValueKind) then
case ValueKind of
vkActual: Result := ConvItemToStr(CDA_GetItem(fValue,Index));
vkSaved: Result := ConvItemToStr(CDA_GetItem(fSavedValue,Index));
vkDefault: Result := ConvItemToStr(CDA_GetItem(fDefaultValue,Index));
else
raise EUNSInvalidValueKindException.Create(ValueKind,Self,'AsString');
end
else raise EUNSIndexOutOfBoundsException.Create(Index,Self,'AsString');
end;
//------------------------------------------------------------------------------
procedure TUNSNodeClassType.FromString(Index: Integer; const Str: String; ValueKind: TUNSValueKind = vkActual);
{$IFDEF UNS_NodeAoBuffer}
procedure SetBufferItem(var Item: TMemoryBuffer);
begin
FreeBuffer(Item);
ConvItemFromStr(Str,Item);
end;
{$ENDIF}
begin
If CheckIndex(Index,ValueKind) then
begin
case ValueKind of
{$IFDEF UNS_NodeAoBuffer}
vkActual: SetBufferItem(CDA_GetItemPtr(fValue,Index)^);
vkSaved: SetBufferItem(CDA_GetItemPtr(fSavedValue,Index)^);
vkDefault: SetBufferItem(CDA_GetItemPtr(fDefaultValue,Index)^);
{$ELSE}
vkActual: SetItem(Index,ConvItemFromStr(Str));
vkSaved: SetSavedItem(Index,ConvItemFromStr(Str));
vkDefault: SetDefaultItem(Index,ConvItemFromStr(Str));
{$ENDIF}
else
raise EUNSInvalidValueKindException.Create(ValueKind,Self,'FromString');
end;
{$IFDEF UNS_NodeAoBuffer}
DoChange;
{$ENDIF}
end
else raise EUNSIndexOutOfBoundsException.Create(Index,Self,'FromString');
end;
//------------------------------------------------------------------------------
procedure TUNSNodeClassType.ToStream(Index: Integer; Stream: TStream; ValueKind: TUNSValueKind = vkActual);
begin
If CheckIndex(Index,ValueKind) then
case ValueKind of
vkActual: UNS_StreamWriteFunction(Stream,CDA_GetItem(fValue,Index));
vkSaved: UNS_StreamWriteFunction(Stream,CDA_GetItem(fSavedValue,Index));
vkDefault: UNS_StreamWriteFunction(Stream,CDA_GetItem(fDefaultValue,Index));
else
raise EUNSInvalidValueKindException.Create(ValueKind,Self,'ToStream');
end
else raise EUNSIndexOutOfBoundsException.Create(Index,Self,'ToStream');
end;
//------------------------------------------------------------------------------
procedure TUNSNodeClassType.FromStream(Index: Integer; Stream: TStream; ValueKind: TUNSValueKind = vkActual);
{$IFDEF UNS_NodeAoBuffer}
procedure SetBufferItem(var Item: TMemoryBuffer);
begin
FreeBuffer(Item);
Item := UNS_StreamReadFunction(Stream);
end;
{$ENDIF}
begin
If CheckIndex(Index,ValueKind) then
begin
case ValueKind of
{$IFDEF UNS_NodeAoBuffer}
vkActual: SetBufferItem(CDA_GetItemPtr(fValue,Index)^);
vkSaved: SetBufferItem(CDA_GetItemPtr(fSavedValue,Index)^);
vkDefault: SetBufferItem(CDA_GetItemPtr(fDefaultValue,Index)^);
{$ELSE}
vkActual: SetItem(Index,UNS_StreamReadFunction(Stream));
vkSaved: SetSavedItem(Index,UNS_StreamReadFunction(Stream));
vkDefault: SetDefaultItem(Index,UNS_StreamReadFunction(Stream));
{$ENDIF}
else
raise EUNSInvalidValueKindException.Create(ValueKind,Self,'FromStream');
end;
{$IFDEF UNS_NodeAoBuffer}
DoChange;
{$ENDIF}
end
else raise EUNSIndexOutOfBoundsException.Create(Index,Self,'FromStream');
end;
//------------------------------------------------------------------------------
procedure TUNSNodeClassType.ToBuffer(Index: Integer; Buffer: TMemoryBuffer; ValueKind: TUNSValueKind = vkActual);
begin
If CheckIndex(Index,ValueKind) then
case ValueKind of
vkActual: UNS_BufferWriteFunction(Buffer.Memory,CDA_GetItem(fValue,Index),False);
vkSaved: UNS_BufferWriteFunction(Buffer.Memory,CDA_GetItem(fSavedValue,Index),False);
vkDefault: UNS_BufferWriteFunction(Buffer.Memory,CDA_GetItem(fDefaultValue,Index),False);
else
raise EUNSInvalidValueKindException.Create(ValueKind,Self,'ToBuffer');
end
else raise EUNSIndexOutOfBoundsException.Create(Index,Self,'ToBuffer');
end;
//------------------------------------------------------------------------------
procedure TUNSNodeClassType.FromBuffer(Index: Integer; Buffer: TMemoryBuffer; ValueKind: TUNSValueKind = vkActual);
{$IFDEF UNS_NodeAoBuffer}
procedure SetBufferItem(var Item: TMemoryBuffer);
begin
FreeBuffer(Item);
Item := UNS_BufferReadFunction(Buffer.Memory,False);
end;
{$ENDIF}
begin
If CheckIndex(Index,ValueKind) then
begin
case ValueKind of
{$IFDEF UNS_NodeAoBuffer}
vkActual: SetBufferItem(CDA_GetItemPtr(fValue,Index)^);
vkSaved: SetBufferItem(CDA_GetItemPtr(fSavedValue,Index)^);
vkDefault: SetBufferItem(CDA_GetItemPtr(fDefaultValue,Index)^);
{$ELSE}
vkActual: SetItem(Index,UNS_BufferReadFunction(Buffer.Memory,False));
vkSaved: SetSavedItem(Index,UNS_BufferReadFunction(Buffer.Memory,False));
vkDefault: SetDefaultItem(Index,UNS_BufferReadFunction(Buffer.Memory,False));
{$ENDIF}
else
raise EUNSInvalidValueKindException.Create(ValueKind,Self,'FromBuffer');
end;
{$IFDEF UNS_NodeAoBuffer}
DoChange;
{$ENDIF}
end
else raise EUNSIndexOutOfBoundsException.Create(Index,Self,'FromBuffer');
end;
//------------------------------------------------------------------------------
Function TUNSNodeClassType.LowIndex(ValueKind: TUNSValueKind = vkActual): Integer;
begin
case ValueKind of
vkActual: Result := CDA_Low(fValue);
vkSaved: Result := CDA_Low(fSavedValue);
vkDefault: Result := CDA_Low(fDefaultValue);
else
raise EUNSInvalidValueKindException.Create(ValueKind,Self,'LowIndex');
end;
end;
//------------------------------------------------------------------------------
Function TUNSNodeClassType.HighIndex(ValueKind: TUNSValueKind = vkActual): Integer;
begin
case ValueKind of
vkActual: Result := CDA_High(fValue);
vkSaved: Result := CDA_High(fSavedValue);
vkDefault: Result := CDA_High(fDefaultValue);
else
raise EUNSInvalidValueKindException.Create(ValueKind,Self,'HighIndex');
end;
end;
//------------------------------------------------------------------------------
Function TUNSNodeClassType.First(ValueKind: TUNSValueKind = vkActual): TUNSNodeValueItemType;
begin
If ObtainCount(ValueKind) > 0 then
case ValueKind of
vkActual: Result := CDA_GetItem(fValue,CDA_Low(fValue));
vkSaved: Result := CDA_GetItem(fSavedValue,CDA_Low(fSavedValue));
vkDefault: Result := CDA_GetItem(fDefaultValue,CDA_Low(fDefaultValue));
else
raise EUNSInvalidValueKindException.Create(ValueKind,Self,'First');
end
else raise EUNSException.Create('Empty array.',Self,'First');
end;