qt creator 制作的简易浏览器，有详细的注释，实现的功能有：刷新网页，刷新地址，地址栏编辑回车跳转，按钮跳转，二级链接跳转。共勉！-qt creator made simple browser, detailed notes, and achieve the function: to refresh the page refresh address, the address bar editor Jump Enter button to jump two links to jump. E