构造方法 public PopupWindow (View contentView, int width, int height) // contentView 内容 // width 宽 // height 高 PopupWindow(View contentView, int width, int height, boolean focusable) // focusable 为 true 时, 返回键隐藏,可输入... 1234567 public PopupWindow (View contentView, int width, int height)// contentView 内容// width 宽// height 高 PopupWindow(View contentView, int width, int height, boolean focus ...