ブラウザに任せる方法
IE10以降が必要
html={"
<html><head><style>
#Icon_Loading{
position: absolute;
left: 0;
top: 0;
width: %dpx;
height: %dpx;
border-style: none;
background-color: White;
color: Black;
}
#Icon_Loading::-ms-fill {animation-name: -ms-ring;}
</style></head>
<body><div><progress id="Icon_Loading"></progress></div></body>
</html>
"}
iconsize=60
pos (ginfo_winx-iconsize)/2,(ginfo_winy-iconsize)/2
axobj oIE, "Shell.Explorer.2", iconsize,iconsize
oIE->"navigate" "about:blank"
oDoc=oIE("document")
oDoc->"open"
oDoc->"write" strf(html,iconsize,iconsize)
oDoc->"close"
delcom oDoc
stop
<