import win.ui;
/*DSG{{*/
var winform = win.form(text="aardio form";right=759;bottom=469)
winform.add()
/*}}*/

DwmApi = raw.loadDll("DwmApi.dll");
dm= DwmApi.api("DwmSetWindowAttribute","INT(
	addr hwnd,
	INT dwAttribute,
	struct pvAttribute,
	INT cbAttribute 

)" )


ret = dm(winform.hwnd,20,{ int i = 1 },4);



winform.show();
win.loopMessage();

api函数说明：https://learn.microsoft.com/zh-cn/windows/win32/api/dwmapi/nf-dwmapi-dwmsetwindowattribute