delphi inifile 支持　utf8

Uses IniFiles;

const
SZ_APP_NAME = 'demo_test';

Procedure TForm1.GetSettings;
var
_MemIniU: TMemIniFile;
_SettingsPath: string;
begin
try
_SettingsPath := GetHomePath + PathDelim + SZ_APP_NAME + PathDelim;
if ForceDirectories(_SettingsPath) then
begin
_MemIniU := TMemIniFile.Create(ChangeFileExt(_SettingsPath,
'Settings.ini'), TEncoding.UTF8);
try
if _MemIniU.ReadInteger(SZ_APP_NAME, 'WindowLeft', -1) = -1 then
Form1.Position := poScreenCenter
else
begin
Form1.Left := _MemIniU.ReadInteger(SZ_APP_NAME, 'WindowLeft', 10);
Form1.Top := _MemIniU.ReadInteger(SZ_APP_NAME, 'WindowTop', 10);
Form1.Width := _MemIniU.ReadInteger(SZ_APP_NAME, 'WindowWidth', 594);
Form1.Height := _MemIniU.ReadInteger(SZ_APP_NAME,
'WindowHeight', 342);
end;
Edit1.Text := _MemIniU.ReadString(SZ_APP_NAME, 'UnicodeText', 'ąčę');
finally
_MemIniU.Free;
end;
end;
except
on E: Exception do
MessageDlg(PWideChar(E.Message), TMsgDlgType.mtError,
[TMsgDlgBtn.mbOK], 0);
end;
end;

Procedure TForm1.SaveSettings;
var
_MemIniU: TMemIniFile;
_SettingsPath: string;
begin
try
_SettingsPath := GetHomePath + PathDelim + SZ_APP_NAME + PathDelim;
_MemIniU := TMemIniFile.Create(ChangeFileExt(_SettingsPath, 'Settings.ini'),
TEncoding.UTF8);
try
if Form1.WindowState <> TWindowState.wsMaximized then
begin
_MemIniU.WriteInteger(SZ_APP_NAME, 'WindowLeft', Form1.Left);
_MemIniU.WriteInteger(SZ_APP_NAME, 'WindowTop', Form1.Top);
_MemIniU.WriteInteger(SZ_APP_NAME, 'WindowWidth', Form1.Width);
_MemIniU.WriteInteger(SZ_APP_NAME, 'WindowHeight', Form1.Height);
_MemIniU.WriteString(SZ_APP_NAME, 'UnicodeText', Edit1.Text);
end;
_MemIniU.UpdateFile;
finally
_MemIniU.Free;
end;
except
on E: Exception do
MessageDlg(PWideChar(E.Message), TMsgDlgType.mtError,
[TMsgDlgBtn.mbOK], 0);
end;
end;