支持XP下托盘栏气球提示的托盘单元

unit tray;

interface
uses
Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
Dialogs,Registry,ShellAPI, ComCtrls, StdCtrls, Buttons, Menus, ExtCtrls;

const
ICON_ID=3;
NIF_INFO = $10;
NIM_SETVERSION = $00000004;
NOTIFYICON_VERSION = 3;
NIM_SETFOCUS = $00000003;
NIIF_INFO = $00000001;
NIIF_WARNING = $00000002;
NIIF_ERROR = $00000003;
NIN_BALLOONSHOW = WM_USER + 2;
NIN_BALLOONHIDE = WM_USER + 3;
NIN_BALLOONTIMEOUT = WM_USER + 4;
NIN_BALLOONUSERCLICK = WM_USER + 5;
NIN_SELECT = WM_USER + 0;
NINF_KEY = $1;
NIN_KEYSELECT = NIN_SELECT or NINF_KEY;

procedure InstIcon(ToyIcon:TIcon;WinHandle:THandle;cbMessage:Integer);
procedure DeleIcon(winHandle:THandle);
procedure ShowBalloonTips(TipInfo,TipTitle:string);

implementation

Type
PNewNotifyIconData = ^TNewNotifyIconData;
TDUMMYUNIONNAME = Record
case Integer of
0: (uTimeout: UINT);
1: (uVersion: UINT);
end;

TNewNotifyIconData = Record
cbSize: DWORD;
Wnd: HWND;
uID: UINT;
uFlags: UINT;
uCallbackMessage: UINT;
hIcon: HICON;
szTip: array [0..127] of Char; //Version 5.0为128个，以前为64个
dwState: DWORD; //Version 5.0
dwStateMask: DWORD; //Version 5.0
szInfo: array [0..255] of Char; //Version 5.0
DUMMYUNIONNAME: TDUMMYUNIONNAME;
szInfoTitle: array [0..63] of Char; //Version 5.0
dwInfoFlags: DWORD; //Version 5.0
end;

var
IconData: TNewNotifyIconData;

procedure InstIcon(ToyIcon:TIcon;WinHandle:THandle;cbMessage:Integer);
begin
IconData.cbSize:=Sizeof(IconData);
IconData.Wnd:=WinHandle;
IconData.uID:=ICON_ID;
IconData.uFlags:=NIF_MESSAGE or NIF_ICON or NIF_TIP;
IconData.uCallbackMessage:=cbMessage;
IconData.hIcon:=ToyIcon.Handle;
IconData.szTip:='LavaTech--Enhance the life!'; //使用是该修改
Shell_NotifyIcon(NIM_ADD,@IconData);
end;

procedure DeleIcon(winHandle:THandle);
begin
IconData.cbSize:=SizeOf(IconData);
IconData.Wnd:=winHandle;
IconData.uID:=ICON_ID;
Shell_NotifyIcon(NIM_DELETE,@IconData);
end;

procedure ShowBalloonTips(TipInfo,TipTitle:string);
begin
IconData.cbSize := sizeof(IconData);
IconData.uFlags := NIF_INFO;
strPLCopy(IconData.szInfo, TipInfo, sizeof(IconData.szInfo) - 1);
IconData.DUMMYUNIONNAME.uTimeout := 3000;
strPLCopy(IconData.szInfoTitle, TipTitle, sizeof(IconData.szInfoTitle) - 1);
IconData.dwInfoFlags := NIIF_INFO;
Shell_NotifyIcon(NIM_MODIFY, @IconData);
end;

end.

{
//使用简介:IconOnClick
//先添加常量, InstIcon(Application.Icon, Handle,WM_ICONEVENT);这里要用到的
WM_ICONEVENT=WM_USER+111;
//申明部分
procedure IconOnClick(var message:TMessage);message WM_ICONEVENT;
//实现部分
procedure TForm1.IconOnClick(var message:Tmessage);
var
p:Tpoint;
begin
if (message.LParam=WM_LBUTTONDBLCLK) then
begin
//双击左键
end;
if (message.LParam=WM_RBUTTONDOWN) then
begin
GetCursorPos(p);
PopupMenu1.Popup(p.X,p.Y);
end;
end;

}