treectrl显示文件属性图标

	SHFILEINFOW fileInfo;
	//得到系统ImageList句柄，第一个参数必须为空字符串
	auto hdl = SHGetFileInfo(L"", 0, &fileInfo, sizeof(fileInfo), SHGFI_SYSICONINDEX | SHGFI_SMALLICON);
 
	auto img_list = CImageList::FromHandle((HIMAGELIST)hdl);
	m_directory.SetImageList(img_list, TVSIL_NORMAL); //给CTreeView控件设置图标列表
 
	WIN32_FIND_DATAW file;
	CString strPath = L"."; //当前目录
	HANDLE h = FindFirstFile(strPath + L"\\*",&file);
	if (h != INVALID_HANDLE_VALUE)
	{
		do
		{
			auto hdl = SHGetFileInfo(strPath + L"\\" + file.cFileName, 0, &fileInfo, sizeof(fileInfo), SHGFI_SYSICONINDEX | SHGFI_SMALLICON);
			m_directory.InsertItem(file.cFileName,fileInfo.iIcon, fileInfo.iIcon);
		} while (FindNextFile(h, &file));
	}
	FindClose(h);