系统默认语言与系统支持的语言列表

unit Unit1;



interface



uses

  Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,

  Dialogs, StdCtrls;



type

  TForm1 = class(TForm)

    Memo1: TMemo;

    Button1: TButton;

    Button2: TButton;

    Button3: TButton;

    Button4: TButton;

    procedure Button1Click(Sender: TObject);

    procedure Button2Click(Sender: TObject);

    procedure Button3Click(Sender: TObject);

    procedure Button4Click(Sender: TObject);

  end;



var

  Form1: TForm1;



implementation



{$R *.dfm}



//获取系统支持的语言列表

procedure TForm1.Button1Click(Sender: TObject);

var

  i: Integer;

begin

  Memo1.Clear;

  for i := 0 to Languages.Count - 1 do

    Memo1.Lines.Add(Format('%d: %s', [i, Languages.Name[i]]));

end;



//获取系统支持语言的 Ext 列表

procedure TForm1.Button2Click(Sender: TObject);

var

  i: Integer;

begin

  Memo1.Clear;

  for i := 0 to Languages.Count - 1 do

    Memo1.Lines.Add(Languages.Ext[i] + #9 + Languages.Name[i]);

end;



//系统默认的语言 ID 和在语言列表中的排序

procedure TForm1.Button3Click(Sender: TObject);

var

  LangID: Word;

  N: Integer;

begin

  LangID := GetUserDefaultLangID;

  N := Languages.IndexOf(LangID);

  ShowMessageFmt('当前语言ID: %d; 在列表中的排序: %d', [LangID, N]);

  {当前语言ID: 2052; 在列表中67的排序: %d}

end;



//其他

procedure TForm1.Button4Click(Sender: TObject);

var

  s: string;

begin

  ShowMessage(Languages.ID[67]);                  //$00000804

  ShowMessage(IntToStr(Languages.LocaleID[67]));  //2052



  ShowMessage(Languages.NameFromLCID['2052']);    //中文(中国)

  ShowMessage(Languages.NameFromLocaleID[2052]);  //中文(中国)



  ShowMessage(GetUILanguages(2052)); // zh-CN,zh-Hans,zh

  ShowMessage(PreferredUILanguages); // ZH-CN,ZH-HANS,ZH



  for s in PreferredUILanguageList do ShowMessage(s); //ZH-CN ...

end;



end.