Chengliang.pan

给右下角的FloatingActionButton添加提示时总找不到合适的位置啊，只有OnLeftPosCallback堪用，其他的位置都显示不出来。尝试使用OnBasePosCallback ,总是跳出异常： java.lang.NullPointerException: Attempt to invoke virtual method 'android.view.ViewGroup$LayoutParams android.view.View.getLayoutParams()' on a null object reference at zhy.com.highlight.view.HightLightView.buildTipLayoutParams(HightLightView.java:251) at zhy.com.highlight.view.HightLightView.updateTipPos(HightLightView.java:231) at zhy.com.highlight.view.HightLightView.onLayout(HightLightView.java:220) at android.view.View.layout(View.java:17684) at android.view.ViewGroup.layout(ViewGroup.java:5631) at android.widget.FrameLayout.layoutChildren(FrameLayout.java:325) at android.widget.FrameLayout.onLayout(FrameLayout.java:261) at...