public class Dlg extends DialogFragment {


    private View rootView;
    private int height;


    @Override
    public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
        getDialog().getWindow().setGravity(Gravity.BOTTOM);//Dialog處於頁面的底部
        getDialog().setCanceledOnTouchOutside(true);//點選Dialog外圍可以消除Dialog
        height = (int) (SysUtil.getScreenHeight(getActivity()) * 0.65);//DLG高度
        getDialog().getWindow().setLayout(ViewGroup.LayoutParams.MATCH_PARENT,height);//設定高寬
        rootView=inflater.inflate(R.layout.dlg_product_item, null);
        ButterKnife.bind(this, rootView);
        return rootView;
    }


    @Override
    public void onCreate(@Nullable Bundle savedInstanceState) {
        setStyle(DialogFragment.STYLE_NORMAL, R.style.dialog_fragment);
        super.onCreate(savedInstanceState);
    }

}

    <style name="dlg_style" parent="android:Animation">
        <item name="@android:windowEnterAnimation">@anim/dialog_in_bottom</item>
        <item name="@android:windowExitAnimation">@anim/dialog_out_bottom</item>
    </style>


    <style name="dialog_fragment" parent="@android:style/Theme">
        <item name="android:windowNoTitle">true</item>
        <item name="android:windowIsTranslucent">true</item>
        <item name="android:backgroundDimEnabled">true</item>
        <item name="android:windowSoftInputMode">stateAlwaysHidden|adjustResize</item>
        <item name="android:windowAnimationStyle">@style/dlg_style</item>
    </style>

dialog_in_bottom檔案
<set xmlns:android="http://schemas.android.com/apk/res/android">
    <translate xmlns:android="http://schemas.android.com/apk/res/android"
        android:fromYDelta="100%p" android:toYDelta="0%p"
        android:duration="600"/>
    </set>

dialog_out_bottom檔案
<?xml version="1.0" encoding="utf-8"?>
    <set xmlns:android="http://schemas.android.com/apk/res/android">
    <translate xmlns:android="http://schemas.android.com/apk/res/android"
        android:fromYDelta="0%p" android:toYDelta="100%p"
        android:duration="600"/>
    </set>