unit EditLyric;

interface

uses
  Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
  Dialogs, StdCtrls, ExtCtrls,ComVariable;

type
  TForm5 = class(TForm)
    Panel1: TPanel;
    ListBox1: TListBox;
    Button1: TButton;
    Button2: TButton;
    Button3: TButton;
    Button4: TButton;
    ListEdit: TEdit;
    Button5: TButton;
    OpenDialog1: TOpenDialog;
    SaveDialog1: TSaveDialog;
    Button6: TButton;
    procedure Button2Click(Sender: TObject);
    procedure FormCreate(Sender: TObject);
    procedure ListEditKeyPress(Sender: TObject; var Key: Char);
    procedure ListBox1DblClick(Sender: TObject);
    procedure ListEditExit(Sender: TObject);
    procedure Button4Click(Sender: TObject);
    procedure Button5Click(Sender: TObject);
    procedure Button3Click(Sender: TObject);
    procedure Button1Click(Sender: TObject);
    procedure Button6Click(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  Form5: TForm5;

implementation

{$R *.dfm}

procedure TForm5.Button1Click(Sender: TObject);
begin
  SaveDialog1.InitialDir:=Path+'LRC\';
  SaveDialog1.Execute;
end;

procedure TForm5.Button2Click(Sender: TObject);
var
  Temp:integer;
  M,S:Double;
  str:String;
begin
  if ListBox1.ItemIndex=-1 then Exit;

  Temp:=trunc(NowTime*100);
  M:=Temp div 6000;
  if M>9 then str:='['+floattostr(M)+':'
  else str:='[0'+floattostr(M)+':';

  S:=Temp Mod 6000;
  S:=S/60.0;
  if S>=10.0 then str:=str+floattostr(S)+']'
  else str:=str+'0'+floattostr(S)+']';
  
  ListBox1.Items[ListBox1.ItemIndex]:=str+ListBox1.Items[ListBox1.ItemIndex];
end;

procedure TForm5.Button3Click(Sender: TObject);
begin
  OpenDialog1.InitialDir:=Path+'LRC\';
  if OpenDialog1.Execute then
  begin
    ListBox1.Items.Clear;
    ListBox1.Items.LoadFromFile(OpenDialog1.FileName);
  end;
end;

procedure TForm5.Button4Click(Sender: TObject);
begin
  if ListBox1.ItemIndex=-1 then Exit;
    ListBox1.Items.Delete(ListBox1.ItemIndex);
end;

procedure TForm5.Button5Click(Sender: TObject);
begin
  if ListBox1.ItemIndex=-1 then Exit;
  ListBox1.Items.Insert(ListBox1.ItemIndex,'');
end;

procedure TForm5.Button6Click(Sender: TObject);
begin
  ListBox1.Items.Clear;
end;

procedure TForm5.FormCreate(Sender: TObject);
begin
  ListEdit := TEdit.Create(self) ;
  ListEdit.Visible := false;
  ListEdit.Ctl3D := false;
  ListEdit.BorderStyle := bsNone;
  ListEdit.Parent := ListBox1;
  ListEdit.Width := ListBox1.ClientWidth;
  ListEdit.OnKeyPress := ListEditKeyPress;

end;

procedure TForm5.ListBox1DblClick(Sender: TObject);
var
   ii : integer;
   lRect: TRect;
begin
  ii := ListBox1.ItemIndex;
   
if ii = -1 then exit;

   lRect := ListBox1.ItemRect(ii) ;
   ListEdit.Top := lRect.Top + 1;
   ListEdit.Left := lRect.Left + 1;
   ListEdit.Width:=(lRect.Right-lRect.Left)+1;
   ListEdit.Height := (lRect.Bottom - lRect.Top) + 1;

   ListEdit.Text := ListBox1.Items.Strings[ii];
   ListBox1.Selected[ii] := False;

   ListEdit.Visible := True;
   ListEdit.SelectAll;
   ListEdit.SetFocus;
end;

procedure TForm5.ListEditExit(Sender: TObject);
begin
  ListEdit.Visible := false;
end;

procedure TForm5.ListEditKeyPress(Sender: TObject; var Key: Char);
var
   ii: Integer;
begin
  if Key = #13 then
   begin
     ii := ListBox1.ItemIndex;
     ListBox1.Items.Delete(ii) ;
     ListBox1.Items.Insert(ii, ListEdit.Text) ;
     ListEdit.Visible := False;
     Key := #0;
   end;
end;

end.