gvs(4,fab)
java(图标颜色,null,"android.graphics.Color.parseColor","String","#009688")
java(背景颜色,null,"android.graphics.Color.parseColor","String","#00ff00")

java(null, fab, "android.widget.ImageView.setColorFilter", "int", 图标颜色)
java(背景颜色,null,"android.content.res.ColorStateList.valueOf","int",背景颜色)
java(null, fab, "android.support.design.widget.FloatingActionButton.setBackgroundTintList","android.content.res.ColorStateList",背景颜色)