getActionBarHeight, getStatusBarHeight in Android

    private fun getActionBarHeight(): Int {
        val styledAttributes = activity.getTheme().obtainStyledAttributes(intArrayOf(android.R.attr.actionBarSize))
        val actionBarSize = styledAttributes.getDimension(0, 0f).toInt()
        styledAttributes.recycle()
        return actionBarSize
    }

    private fun getStatusBarHeight(): Int {
        var result = 0
        val resourceId = resources.getIdentifier("status_bar_height", "dimen", "android")
        if (resourceId > 0) {
            result = resources.getDimensionPixelSize(resourceId)
        }
        return result
    }