https://stackoverflow.com/questions/7189948/full-screen-dialogfragment-in-android

1.重寫onCreateDialog方法

override fun onCreateDialog(savedInstanceState: Bundle?): Dialog {val root = RelativeLayout(activity)root.layoutParams = ViewGroup.LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT, ViewGroup.LayoutParams.MATCH_PARENT)val dialog = Dialog(activity)dialog.requestWindowFeature(Window.FEATURE_NO_TITLE)dialog.setContentView(root)dialog.window!!.setBackgroundDrawable(ColorDrawable(Color.TRANSPARENT))dialog.window!!.setLayout(ViewGroup.LayoutParams.MATCH_PARENT, ViewGroup.LayoutParams.MATCH_PARENT)return dialog} 《新程序員》：云原生和全面數字化實踐50位技術專家共同創作，文字、視頻、音頻交互閱讀

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