系统托盘图标更新卡死

[determ1ne]

与进程是否为 explorer.exe 无关，打桩后结果：

卡死约 7s

style/display_tray_icon 打开

[fxliang]

可能做成member function 有机会解决？

maybe that's why there's a piece of comment “ Dangerous, don't touch ”