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| unit JSCTools.XMLINIFiles;
interface
uses System.Xml, System.IO;
type TXmlIniFileBase = class private FDocument : XmlDocument; FFileName : &string; FAutoSave : &Boolean; published property FileName : String read FFileName; property AutoSave : Boolean read FAutoSave write FAutoSave Default False; procedure WriteData(Section, Ident : String; Value : String); overload; virtual; function ReadData(Section, Ident, Default : String) : string; overload; virtual; public constructor Create(FileName : string; ElementName : String); procedure SaveData; virtual; end;
TXmlIniFile = class(TXmlIniFileBase) constructor Create(FileName : string; ElementName : String); procedure WriteData(Section, Ident : String; Value : Longint); overload; virtual; procedure WriteData(Section, Ident : String; Value : Boolean); overload; virtual; procedure WriteData(Section, Ident : String; Value : Double); overload; virtual; function ReadData(Section, Ident : String; Default : Longint) : Longint; overload; virtual; function ReadData(Section, Ident : String; Default : Boolean) : Boolean; overload; virtual; function ReadData(Section, Ident : String; Default : Double) : Double; overload; virtual; end;
TXmlIniFileOldStyle = class(TXmlIniFileBase) constructor Create(FileName : string; ElementName : String); procedure WriteString(Section, Ident : String; Value : String); virtual; procedure WriteInteger(Section, Ident : String; Value : Longint); virtual; procedure WriteBool(Section, Ident : String; Value : Boolean); virtual; procedure WriteFloat(Section, Ident : String; Value : Double); virtual; function ReadString(Section, Ident : String; Default : String) : String; virtual; function ReadInteger(Section, Ident : String; Default : Longint) : Longint; virtual; function ReadBool(Section, Ident : String; Default : Boolean) : Boolean; virtual; function ReadFloat(Section, Ident : String; Default : Double) : Double; virtual; end;
implementation
constructor TXmlIniFileBase.Create(FileName : string; ElementName : String); begin inherited Create;
FDocument := XmlDocument.Create; if System.Io.File.Exists(FileName) then begin FDocument.Load(FileName); end else begin FDocument.AppendChild(FDocument.CreateElement(ElementName)); end; FAutoSave := False; FFileName := FileName; end;
procedure TXmlIniFileBase.WriteData(Section, Ident : String; Value : String); var Nodes : XmlNodeList; XMLSection, XMLElem : XmlNode; begin if Value <> '' then begin Nodes := FDocument.DocumentElement.GetElementsByTagName(Section); if Nodes.Count > 0 then begin XMLSection := Nodes[0]; end else begin XMLSection := FDocument.CreateElement(Section); FDocument.DocumentElement.AppendChild(XMLSection); end; Nodes := (XMLSection as XmlElement).GetElementsByTagName(Ident); if Nodes.Count > 0 then begin XMLElem := Nodes[0]; end else begin XMLElem := FDocument.CreateElement(Ident); XMLSection.AppendChild(XMLElem); end; XMLElem.InnerText := value;
if FAutoSave then SaveData; end; end;
function TXmlIniFileBase.ReadData(Section, Ident, Default : string) : string; var Nodes : XmlNodeList; XMLSection, XMLElem : XmlNode; begin Result := Default; Nodes := FDocument.DocumentElement.GetElementsByTagName(Section); if Nodes.Count > 0 then begin XMLSection := Nodes[0]; Nodes := (XMLSection as XmlElement).GetElementsByTagName(Ident); if Nodes.Count > 0 then begin XMLElem := Nodes[0]; Result := XMLElem.InnerText; end; end; end;
procedure TXmlIniFileBase.SaveData; begin FDocument.Save(FileName); end;
constructor TXmlIniFile.Create(FileName : string; ElementName : String); begin inherited Create(FileName, ElementName); end;
procedure TXmlIniFile.WriteData(Section, Ident : string; Value : Boolean); begin WriteData(Section, Ident, Value.ToString); end;
procedure TXmlIniFile.WriteData(Section, Ident : string; Value : Double); begin WriteData(Section, Ident, Value.ToString); end;
procedure TXmlIniFile.WriteData(Section, Ident : string; Value : Integer); begin WriteData(Section, Ident, Value.ToString); end;
function TXmlIniFile.ReadData(Section, Ident : string; Default : Boolean) : Boolean; var vStr : string; begin vStr := ReadData(Section, Ident, ''); if vStr = '' then Result := Default else Result := System.Boolean.Parse(vStr); end;
function TXmlIniFile.ReadData(Section, Ident : string; Default : Double) : Double; var vStr : string; begin vStr := ReadData(Section, Ident, ''); if vStr = '' then Result := Default else Result := System.Double.Parse(vStr); end;
function TXmlIniFile.ReadData(Section, Ident : string; Default : Integer) : Longint; var vStr : string; begin vStr := ReadData(Section, Ident, ''); if vStr = '' then Result := Default else Result := Int16.Parse(vStr); end;
constructor TXmlIniFileOldStyle.Create(FileName : string; ElementName : String); begin inherited Create(FileName, ElementName); end;
procedure TXmlIniFileOldStyle.WriteBool(Section, Ident : string; Value : Boolean); begin WriteData(Section, Ident, Value.ToString); end;
procedure TXmlIniFileOldStyle.WriteFloat(Section, Ident : string; Value : Double); begin WriteData(Section, Ident, Value.ToString); end;
procedure TXmlIniFileOldStyle.WriteInteger(Section, Ident : string; Value : Integer); begin WriteData(Section, Ident, Value.ToString); end;
procedure TXmlIniFileOldStyle.WriteString(Section, Ident : string; Value : String); begin WriteData(Section, Ident, Value.ToString); end;
function TXmlIniFileOldStyle.ReadBool(Section, Ident : string; Default : Boolean) : Boolean; var vStr : string; begin vStr := ReadData(Section, Ident, ''); if vStr = '' then Result := Default else Result := System.Boolean.Parse(vStr); end;
function TXmlIniFileOldStyle.ReadFloat(Section, Ident : string; Default : Double) : Double; var vStr : string; begin vStr := ReadData(Section, Ident, ''); if vStr = '' then Result := Default else Result := System.Double.Parse(vStr); end;
function TXmlIniFileOldStyle.ReadInteger(Section, Ident : string; Default : Integer) : Longint; var vStr : string; begin vStr := ReadData(Section, Ident, ''); if vStr = '' then Result := Default else Result := Int16.Parse(vStr); end;
function TXmlIniFileOldStyle.ReadString(Section, Ident : string; Default : String) : String; var vStr : string; begin vStr := ReadData(Section, Ident, ''); if vStr = '' then Result := Default else Result := vStr; end;
end. |