android 获取顶部状态栏的高度
val resourceId: Int = activity.resources.getIdentifier("status_bar_height", "dimen", "android")
val statusBarHeight: Int = activity.resources.getDimensionPixelSize(resourceId)
val resourceId: Int = activity.resources.getIdentifier("status_bar_height", "dimen", "android")
val statusBarHeight: Int = activity.resources.getDimensionPixelSize(resourceId)