import?android.content.Context;
import?android.util.Log;
import?android.view.Window;
import?android.view.WindowManager;

import?java.lang.reflect.Constructor;
import?java.lang.reflect.Method;

public?class?Utils?{

????/**
?????*?是否劉海
?????*
?????*?@param?context
?????*?@return
?????*/
????public?static?boolean?hasNotchInScreen（Context?context）?{
????????boolean?ret?=?false;
????????try?{
????????????ClassLoader?cl?=?context.getClassLoader（）;
????????????Class?HwNotchSizeUtil?=?cl.loadClass（“com.huawei.android.util.HwNotchSizeUtil“）;
????????????Method?get?=?HwNotchSizeUtil.getMethod（“hasNotchInScreen“）;
????????????ret?=?（boolean）?get.invoke（HwNotchSizeUtil）;
????????}?catch?（ClassNotFoundException?e）?{
????????????Log.e（“test“?“hasNotchInScreen?ClassNotFoundException“）;
????????}?catch?（NoSuchMethodException?e）?{
????????????Log.e（“test“?“hasNotchInScreen?NoSuchMethodException“）;
????????}?catch?（Exception?e）?{
????????????Log.e（“test“?“hasNotchInScreen?Exception“）;
????????}
????????return?ret;
????}

????/**
?????*?獲取劉海尺寸：width、heightint[0]值為劉海寬度?int[1]值為劉海高度。
?????*
?????*?@param?context
?????*?@return
?????*/
????public?static?int[]?getNotchSize（Context?context）?{
????????int[]?ret?=?new?int[]{0?0};
????????try?{
????????????ClassLoader?cl?=?context.getClassLoader（）;
????????????Class?HwNotchSizeUtil?=?cl.loadClass（“com.huawei.android.util.HwNotchSizeUtil“）;
????????????Method?get?=?HwNotchSizeUtil.getMethod（“getNotchSize“）;
????????????ret?=?（int[]）?get.invoke（HwNotchSizeUtil）;
????????}?catch?（ClassNotFoundException?e）?{
????????????Log.e（“test“?“getNotchSize?ClassNotFoundException“）;
????????}?catch?（NoSuchMethodException?e）?{
????????????Log.e（“test“?“getNotchSize?NoSuchMethodException“）;
????????}?catch?（Exception?e）?{
????????????Log.e（“test“?“getNotchSize?Exception“）;
????????}
????????return?ret;
????}

????/**
?????*?設(shè)置使用劉海區(qū)域
?????*
?????*?@param?window
?????*/
????public?static?void?setFullScreenWindowLayoutInDisplayCutout（Window?window）?{
????????if?（window?==?null）?{
????????????return;
????????}

????????try?{
????????????WindowManager.LayoutParams?layoutParams?=?window.getAttributes（）;
????????????Class?layoutParamsExCls?=?Class.forName（“com.huawei.android.view.LayoutParamsEx“）;
????????????Constructor?con?=?layoutParamsExCls.getConstructor（WindowManager.LayoutParams.class）;
????????????object?layoutParamsExObj?=?con.newInstance（layoutParams）;
????????????Method?method?=?layoutParamsExCls.getMethod（“addHwFlags“?int.class）;
????????????method.invoke（layoutParamsExObj?FLAG_NOTCH_SUPPORT）;
????????}?catch?（Exception?e）?{
????????????Log.e（“test“?“other?Exception“）;
????????}