popwindow不能显示出现WindowManager$BadTokenException
popuwindows使用时出现异常:
android.view.WindowManager$BadTokenException: Unable to add window -- token null is not valid; is your activity running?
解决方法:
应把pop.showAtLocation(parent, Gravity.TOP,0, 0)这一句移出oncreate方法,在控件渲染完毕后再使用
OK了