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Как показать подсказку ввиде баллона оттуда, там где часики..

19:58
unit Unit1;
 
interface
 
uses
Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
Dialogs, Commctrl, StdCtrls;
 
type
TForm1 = class(TForm)
Button1: TButton;
procedure Button1Click(Sender: TObject);
private
{ Private declarations }
public
{ Public declarations }
end;
 
var
Form1: TForm1;
hWndTip: THandle;
implementation
 
{$R *.dfm}
 
procedure ShowBalloonTip(Control: TWinControl; Icon: integer; Title: pchar; Text: PWideChar;
BackCL, TextCL: TColor);
const
TOOLTIPS_CLASS = 'tooltips_class32';
TTS_ALWAYSTIP = $01;
TTS_NOPREFIX = $02;
TTS_BALLOON = $40;
TTF_SUBCLASS = $0010;
TTF_TRANSPARENT = $0100;
TTF_CENTERTIP = $0002;
TTM_ADDTOOL = $0400 + 50;
TTM_SETTITLE = (WM_USER + 32);
ICC_WIN95_CLASSES = $000000FF;
type
TOOLINFO = packed record
cbSize: Integer;
uFlags: Integer;
hwnd: THandle;
uId: Integer;
rect: TRect;
hinst: THandle;
lpszText: PWideChar;
lParam: Integer;
end;
var
TrayWnd, TrayNWnd: THandle;
ti: TOOLINFO;
hWnd: THandle;
Msg: TMSg;
begin
hWnd := Control.Handle;
TrayWnd := FindWindow('Shell_TrayWnd', nil);
TrayNWnd := FindWindowEx(TrayWnd, 0, 'TrayNotifyWnd', nil);
hWndTip := CreateWindow(TOOLTIPS_CLASS, nil,
WS_POPUP or TTS_NOPREFIX or TTS_BALLOON or TTS_ALWAYSTIP,
0, 0, 0, 0, hWnd, 0, HInstance, nil);
if hWndTip <> 0 then
begin
hWnd := form1.Handle;
hWndTip := CreateWindow(TOOLTIPS_CLASS, nil,
TTS_NOPREFIX or TTS_BALLOON or TTS_ALWAYSTIP,
0, 0, 0, 0, 0, 0, 0, nil);
if hWndTip <> 0 then
begin
SetWindowPos(hWndTip, HWND_TOPMOST, 0, 0, 0, 0,
SWP_NOACTIVATE or SWP_NOMOVE or SWP_NOSIZE);
ti.cbSize := SizeOf(ti);
ti.uFlags := TTF_CENTERTIP or TTF_TRANSPARENT or TTF_TRACK;
ti.hwnd := hWnd;
ti.lpszText := Text;
ti.rect := rect(0, 0, 0, 0);
SendMessage(hWndTip, TTM_SETTIPBKCOLOR, BackCL, 0);
SendMessage(hWndTip, TTM_SETTIPTEXTCOLOR, TextCL, 0);
SendMessage(hWndTip, TTM_ADDTOOL, 1, Integer(@ti));
SendMessage(hWndTip, TTM_SETTITLE, Icon mod 4, Integer(Title));
SendMessage(hWndTip, TTM_TRACKPOSITION, 0, MAKELONG(screen.WorkAreaWidth - 20, screen.WorkAreaHeight));
SendMessage(hWndTip, TTM_TRACKACTIVATE, 1, Integer(@ti));
msg.hwnd := hWnd;
msg.message := WM_LBUTTONDOWN;
end;
 
end;
end;
 
procedure TForm1.Button1Click(Sender: TObject);
begin
ShowBalloonTip(Button1, 1, 'Это заголовок.',
'Вот..', $00D9FFFF, clBlack);
end;
 
 
end.