unit MainFrm;
interface
uses
Windows, Messages, SysUtils, Classes, Graphics, Controls, Forms, Dialogs,
StdCtrls;
type
TMainForm = class(TForm)
ChineseEdt: TEdit;
PYEdt: TEdit;
btnConvert: TButton;
Label5: TLabel;
Label6: TLabel;
procedure btnConvertClick(Sender: TObject);
private
{ Private declarations }
public
{ Public declarations }
end;
var
MainForm: TMainForm;
implementation
{$R *.DFM}
// 获取指定汉字的拼音索引字母,如:“汉”的索引字母是“H”
function GetPYIndexChar( hzchar:string):char;
begin
case WORD(hzchar[1]) shl 8 + WORD(hzchar[2]) of
$B0A1..$B0C4 : result := 'A';
$B0C5..$B2C0 : result := 'B';
$B2C1..$B4ED : result := 'C';
$B4EE..$B6E9 : result := 'D';
$B6EA..$B7A1 : result := 'E';
$B7A2..$B8C0 : result := 'F';
$B8C1..$B9FD : result := 'G';
$B9FE..$BBF6 : result := 'H';
$BBF7..$BFA5 : result := 'J';
$BFA6..$C0AB : result := 'K';
$C0AC..$C2E7 : result := 'L';
$C2E8..$C4C2 : result := 'M';
$C4C3..$C5B5 : result := 'N';
$C5B6..$C5BD : result := 'O';
$C5BE..$C6D9 : result := 'P';
$C6DA..$C8BA : result := 'Q';
$C8BB..$C8F5 : result := 'R';
$C8F6..$CBF9 : result := 'S';
$CBFA..$CDD9 : result := 'T';
$CDDA..$CEF3 : result := 'W';
$CEF4..$D188 : result := 'X';
$D1B9..$D4D0 : result := 'Y';
$D4D1..$D7F9 : result := 'Z';
else
result := char(32);
end;
end;
procedure TMainForm.btnConvertClick(Sender: TObject);
var
I: Integer;
PY: string;
s: string;
begin
s := '' ;
for I := 1 to Length(ChineseEdt.Text) div 2 do
begin
PY := Copy(ChineseEdt.Text, I * 2 - 1, 2);
s := s + GetPYIndexChar(PY);
end;
PYEdt.Text := s;
end;
end.