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unit registryuserpreferences;
{
$Id: registryuserpreferences.pas,v 1.1 2004/09/30 22:35:47 savage Exp $
}
{******************************************************************************}
{ }
{ JEDI-SDL : Pascal units for SDL - Simple DirectMedia Layer }
{ Wrapper class for Windows Register and INI Files }
{ }
{ The initial developer of this Pascal code was : }
{ Dominqiue Louis <Dominique@SavageSoftware.com.au> }
{ }
{ Portions created by Dominqiue Louis are }
{ Copyright (C) 2000 - 2001 Dominqiue Louis. }
{ }
{ }
{ Contributor(s) }
{ -------------- }
{ }
{ }
{ Obtained through: }
{ Joint Endeavour of Delphi Innovators ( Project JEDI ) }
{ }
{ You may retrieve the latest version of this file at the Project }
{ JEDI home page, located at http://delphi-jedi.org }
{ }
{ The contents of this file are used with permission, subject to }
{ the Mozilla Public License Version 1.1 (the "License"); you may }
{ not use this file except in compliance with the License. You may }
{ obtain a copy of the License at }
{ http://www.mozilla.org/MPL/MPL-1.1.html }
{ }
{ Software distributed under the License is distributed on an }
{ "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or }
{ implied. See the License for the specific language governing }
{ rights and limitations under the License. }
{ }
{ Description }
{ ----------- }
{ }
{ }
{ }
{ }
{ }
{ }
{ }
{ Requires }
{ -------- }
{ The SDL Runtime libraris on Win32 : SDL.dll on Linux : libSDL.so }
{ They are available from... }
{ http://www.libsdl.org . }
{ }
{ Programming Notes }
{ ----------------- }
{ }
{ }
{ }
{ }
{ Revision History }
{ ---------------- }
{ September 23 2004 - DL : Initial Creation }
{
$Log: registryuserpreferences.pas,v $
Revision 1.1 2004/09/30 22:35:47 savage
Changes, enhancements and additions as required to get SoAoS working.
}
{******************************************************************************}
interface
uses
{$IFDEF REG}
Registry,
{$ELSE}
IniFiles,
{$ENDIF}
Classes,
userpreferences;
type
TRegistryUserPreferences = class( TUserPreferences )
private
protected
function GetSection( const Index : Integer ) : string; virtual; abstract;
function GetIdentifier( const Index : Integer ) : string; virtual; abstract;
function GetDefaultBoolean( const Index : Integer ) : Boolean; override;
function GetBoolean( const Index : Integer ) : Boolean; override;
procedure SetBoolean( const Index : Integer; const Value : Boolean ); override;
function GetDefaultDateTime( const Index : Integer ) : TDateTime; override;
function GetDateTime( const Index : Integer ) : TDateTime; override;
procedure SetDateTime( const Index : Integer; const Value : TDateTime ); override;
function GetDefaultInteger( const Index : Integer ) : Integer; override;
function GetInteger( const Index : Integer ) : Integer; override;
procedure SetInteger( const Index : Integer; const Value : Integer ); override;
function GetDefaultFloat( const Index : Integer ) : single; override;
function GetFloat( const Index : Integer ) : single; override;
procedure SetFloat( const Index : Integer; const Value : single ); override;
function GetDefaultString( const Index : Integer ) : string; override;
function GetString( const Index : Integer ) : string; override;
procedure SetString( const Index : Integer; const Value : string ); override;
public
Registry : {$IFDEF REG}TRegIniFile{$ELSE}TIniFile{$ENDIF};
constructor Create( const FileName : string = '' ); reintroduce;
destructor Destroy; override;
procedure Update; override;
end;
implementation
uses
SysUtils;
{ TRegistryUserPreferences }
constructor TRegistryUserPreferences.Create( const FileName : string );
var
defFileName : string;
begin
inherited Create;
if FileName <> '' then
defFileName := FileName
else
defFileName := ChangeFileExt( ParamStr( 0 ), '.ini' );
Registry := {$IFDEF REG}TRegIniFile{$ELSE}TIniFile{$ENDIF}.Create( defFileName );
end;
destructor TRegistryUserPreferences.Destroy;
begin
Update;
Registry.Free;
Registry := nil;
inherited;
end;
function TRegistryUserPreferences.GetBoolean( const Index : Integer ) : Boolean;
begin
Result := Registry.ReadBool( GetSection( Index ), GetIdentifier( Index ), GetDefaultBoolean( Index ) );
end;
function TRegistryUserPreferences.GetDateTime( const Index : Integer ): TDateTime;
begin
Result := Registry.ReadDateTime( GetSection( Index ){$IFNDEF REG}, GetIdentifier( Index ), GetDefaultDateTime( Index ){$ENDIF} );
end;
function TRegistryUserPreferences.GetDefaultBoolean( const Index : Integer ) : Boolean;
begin
result := false;
end;
function TRegistryUserPreferences.GetDefaultDateTime( const Index: Integer ) : TDateTime;
begin
result := Now;
end;
function TRegistryUserPreferences.GetDefaultFloat( const Index: Integer ) : single;
begin
result := 0.0;
end;
function TRegistryUserPreferences.GetDefaultInteger(const Index : Integer ) : Integer;
begin
result := 0;
end;
function TRegistryUserPreferences.GetDefaultString( const Index : Integer ) : string;
begin
result := '';
end;
function TRegistryUserPreferences.GetFloat( const Index : Integer ): single;
begin
Result := Registry.ReadFloat( GetSection( Index ){$IFNDEF REG}, GetIdentifier( Index ), GetDefaultFloat( Index ){$ENDIF} );
end;
function TRegistryUserPreferences.GetInteger( const Index : Integer ) : Integer;
begin
Result := Registry.ReadInteger( GetSection( Index ), GetIdentifier( Index ), GetDefaultInteger( Index ) );
end;
function TRegistryUserPreferences.GetString( const Index : Integer ): string;
begin
Result := Registry.ReadString( GetSection( Index ), GetIdentifier( Index ), GetDefaultString( Index ) );
end;
procedure TRegistryUserPreferences.SetBoolean( const Index : Integer; const Value : Boolean );
begin
Registry.WriteBool( GetSection( Index ), GetIdentifier( Index ), Value );
inherited;
end;
procedure TRegistryUserPreferences.SetDateTime( const Index: Integer; const Value: TDateTime );
begin
Registry.WriteDateTime( GetSection( Index ){$IFNDEF REG}, GetIdentifier( Index ){$ENDIF}, Value );
inherited;
end;
procedure TRegistryUserPreferences.SetFloat(const Index: Integer; const Value: single);
begin
Registry.WriteFloat( GetSection( Index ){$IFNDEF REG}, GetIdentifier( Index ){$ENDIF}, Value );
inherited;
end;
procedure TRegistryUserPreferences.SetInteger( const Index, Value : Integer );
begin
Registry.WriteInteger( GetSection( Index ), GetIdentifier( Index ), Value );
inherited;
end;
procedure TRegistryUserPreferences.SetString( const Index : Integer; const Value : string );
begin
Registry.WriteString( GetSection( Index ), GetIdentifier( Index ), Value );
inherited;
end;
procedure TRegistryUserPreferences.Update;
begin
{$IFDEF REG}
Registry.CloseKey;
{$ELSE}
Registry.UpdateFile;
{$ENDIF}
end;
end.
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