{点击了任务栏的图标}
procedure TMainForm.WMTrayMessage(var msg:TMessage);
var
p:TPoint;
begin
if msg.LParam=WM_LButtonDown then
begin
ShowWindow(Application.Handle,SW_Show);
Application.Restore;
end
else if msg.LParam=WM_RButtonDown then
begin
GetCursorPos(p); //获取光标位置
pmTray.Popup(p.x,p.y); //显示弹出菜单
end;
end;
{应用程序最小化时图标显示在任务栏}
procedure TMainForm.AppMinimized(Sender:TObject);
begin
NID.cbSize:=SizeOf(TNotifyIconData);
NID.hIcon:=Application.Icon.Handle;
NID.szTip:= 'taxi';
NID.uCallbackMessage:=WM_TrayMessage;
NID.uFlags:=NIF_ICON or NIF_MESSAGE or NIF_TIP;
NID.uID:=0;
NID.Wnd:=Handle;
Shell_NotifyIcon(NIM_ADD,@NID);
ShowWindow(Application.Handle,SW_Hide);
end;
procedure TMainForm.FormCreate(Sender: TObject);
begin
Application.OnMinimize:=AppMinimized;
AppMinimized(nil);
end;
procedure TMainForm.FormDestroy(Sender: TObject);
begin
Shell_NotifyIcon(NIM_DELETE,@NID);
end;
procedure TfrmSrvMain.TWMSysCommand(var Msg:TMessage );
begin
case Msg.WParam of
SC_MINIMIZE:
begin
if (Self.Visible=true)and(not isClose) then
begin
btnMid.SetFocus;
Self.Hide;
FillDataStructure;
Shell_NotifyIcon(NIM_Add,@IconData);
end
else
inherited;
end
else
inherited;
end;
end;