delphi 풍선 도움말

unit Unit1;



interface



uses

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

 Dialogs,commctrl, StdCtrls, Buttons;



type

  TForm1 = class(TForm)

    Button1: TButton;

    ListBox1: TListBox;

    Edit1: TEdit;

    cbb1: TComboBox;

    Label1: TLabel;

    procedure Button1Click(Sender: TObject);

    procedure FormActivate(Sender: TObject);

  end;



var

  Form1: TForm1;



implementation



{$R *.dfm}

procedure CreateBox(h: HWND; text, cap : string; IconType: Integer = 1; T: Integer = 1000);

var

 r : TRect;

 hTooltip: Cardinal;

 ti: TToolInfo;

begin

 hToolTip := CreateWindow('Tooltips_Class32',nil,$40,0,0,0,0,0,0,hInstance,nil);

 if hToolTip <> 0 then

 begin

   SetWindowPos(hToolTip, HWND_TOPMOST,0,0,0,0,SWP_NOMOVE or SWP_NOSIZE or SWP_NOACTIVATE);  //       

   ti.cbSize := SizeOf(TToolInfo);

   ti.uFlags := TTF_IDISHWND or TTF_TRACK;

   ti.hInst := hInstance;

   ti.lpszText :=pchar(text);

   SendMessage(hToolTip, TTM_ADDTOOL, 0, Integer(@ti));

   if (IconType > 3) or (IconType < 0) then IconType:=0;

   SendMessage(hToolTip,WM_USER + 32,IconType,Integer(pchar(cap)));

   GetWindowRect(H,R);             //         ,R.Right 、R.Left、R.Bottom、R.Top

   SendMessage(hToolTip,TTM_TRACKPOSITION, 0, MAKELONG((r.Right - r.Left) div 2 + r.Left, (r.Bottom - r.Top) div 2 + r.Top));      //       

   SendMessage(hToolTip, TTM_TRACKACTIVATE, Integer(True), Integer(@ti));

   Sleep(t);

   DestroyWindow(hToolTip);

 end;

end;



procedure TForm1.Button1Click(Sender: TObject);

begin

  CreateBox(TButton(form1.FindComponent(cbb1.Text)).Handle,'  ' + cbb1.Text,'  ');

end;



procedure TForm1.FormActivate(Sender: TObject);

var i:integer;

begin

  for i := 0 to ComponentCount - 1 do

    cbb1.Items.Add(Components[i].Name);

  cbb1.ItemIndex:=0;

end;



end.