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x2utils/X2UtConfigIni.pas
2005-10-18 09:25:05 +00:00

108 lines
2.6 KiB
ObjectPascal

{
:: Implements the IX2ConfigSource for INI files.
::
:: Last changed: $Date$
:: Revision: $Rev$
:: Author: $Author$
}
unit X2UtConfigIni;
interface
uses
Classes,
X2UtConfig,
X2UtConfigBase;
type
TX2IniConfigSource = class(TX2StreamConfigSource)
protected
function CreateConfig(const AName: String): TX2BaseConfig; override;
procedure LoadFromStream(const AStream: TStream); override;
procedure IniSection(Sender: TObject; Section: String);
procedure SaveValue(Sender: IX2Config; const Name: String;
const Data: Pointer);
public
procedure Save(const AStream: TStream); override;
end;
TX2IniConfig = class(TX2BaseConfig)
protected
procedure IniValue(Sender: TObject; Name, Value: String);
end;
implementation
uses
Variants,
X2UtIniParser;
{========================================
TX2IniConfigSource
========================================}
function TX2IniConfigSource.CreateConfig(const AName: String): TX2BaseConfig;
begin
Result := TX2IniConfig.Create(AName, Self);
end;
procedure TX2IniConfigSource.LoadFromStream(const AStream: TStream);
begin
with TX2IniParser.Create() do
try
OnSection := IniSection;
Execute(AStream);
finally
Free();
end;
end;
procedure TX2IniConfigSource.Save(const AStream: TStream);
procedure WriteLine(const ALine: String);
var
sLine: String;
begin
sLine := ALine + #13#10;
AStream.WriteBuffer(PChar(sLine)^, Length(sLine));
end;
begin
ConfigItems.First();
while ConfigItems.Next() do
begin
WriteLine('[' + ConfigItems.CurrentValue.Name + ']');
ConfigItems.CurrentValue.Iterate(SaveValue, Pointer(AStream));
WriteLine('');
end;
end;
procedure TX2IniConfigSource.IniSection(Sender: TObject; Section: String);
begin
(Sender as TX2IniParser).OnValue := (GetConfig(Section) as TX2IniConfig).IniValue;
end;
{========================================
TX2IniConfig
========================================}
procedure TX2IniConfig.IniValue(Sender: TObject; Name, Value: String);
begin
InternalWrite(Name, Value, False);
end;
procedure TX2IniConfigSource.SaveValue(Sender: IX2Config;
const Name: String;
const Data: Pointer);
var
sLine: String;
begin
sLine := Name + '=' + VarAsType(Sender.Read(Name), varString) + #13#10;
TStream(Data).WriteBuffer(PChar(sLine)^, Length(sLine));
end;
end.