Edittext 回车键

<?xml version="1.0" encoding="utf-8"?>
<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    android:background="@mipmap/bg_login">
<androidx.constraintlayout.widget.ConstraintLayout
    android:id="@+id/layout_1"
    app:layout_constraintTop_toTopOf="parent"
    app:layout_constraintBottom_toBottomOf="parent"
    app:layout_constraintLeft_toLeftOf="parent"
    app:layout_constraintRight_toRightOf="parent"
    android:layout_width="283dp"
    android:layout_height="247dp"
    android:background="@mipmap/bg1_login"
    app:layout_constraintVertical_bias="0.45">
    <LinearLayout
        android:id="@+id/layout_name"
        app:layout_constraintTop_toTopOf="parent"
        app:layout_constraintLeft_toLeftOf="parent"
        android:layout_marginLeft="26dp"
        android:layout_marginTop="80dp"
        android:layout_width="228dp"
        android:layout_height="wrap_content"
        android:gravity="center_vertical"
        android:background="@drawable/login_background_name">
        <ImageView
            android:layout_width="17dp"
            android:layout_height="17dp"
            android:layout_marginLeft="3dp"
            android:src="@mipmap/login_icon_phone"/>
        <EditText
            android:id="@+id/username"
            android:layout_width="match_parent"
            android:layout_height="match_parent"
            android:background="@null"
            android:textSize="10dp"
            android:imeOptions="actionNext"
            android:singleLine="true"
            android:layout_gravity="center_vertical"
            android:hint="请输入手机号"/>
    </LinearLayout>
    <LinearLayout
        android:id="@+id/layout_pass"
        app:layout_constraintTop_toTopOf="parent"
        app:layout_constraintLeft_toLeftOf="parent"
        android:layout_marginLeft="26dp"
        android:layout_marginTop="119dp"
        android:layout_width="228dp"
        android:layout_height="wrap_content"
        android:gravity="center_vertical"
        android:background="@drawable/login_background_name">
        <ImageView
            android:layout_width="17dp"
            android:layout_height="17dp"
            android:layout_marginLeft="3dp"
            android:src="@mipmap/login_icon_pass"/>
        <EditText
            android:id="@+id/password"
            android:layout_width="0dp"
            android:layout_weight="1"
            android:layout_height="match_parent"
            android:background="@null"
            android:textSize="10dp"
            android:imeOptions="actionDone"
            android:singleLine="true"
            android:hint="请输入验证码"
            />
        <TextView
            android:id="@+id/login_tv_code"
            android:layout_width="wrap_content"
            android:layout_height="match_parent"
            android:gravity="center_vertical|right"
            android:layout_marginRight="5dp"
            android:textColor="#01CC5A"
            android:textSize="10dp"
            android:background="@null"
            android:text="获取验证码"/>
    </LinearLayout>

    <Button
        android:id="@+id/login"
        android:layout_width="228dp"
        android:layout_height="29dp"
        android:layout_marginTop="193dp"
        app:layout_constraintTop_toTopOf="parent"
        app:layout_constraintLeft_toLeftOf="parent"
        app:layout_constraintRight_toRightOf="parent"
        android:textColor="@color/white"
        android:text="登 录"
        android:background="@drawable/round_corner_blue_button"/>
</androidx.constraintlayout.widget.ConstraintLayout>

    <LinearLayout
        android:paddingLeft="7dp"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        app:layout_constraintTop_toBottomOf="@+id/layout_1"
        app:layout_constraintLeft_toLeftOf="@+id/layout_1"
        android:gravity="center"
        android:orientation="horizontal">
        <CheckBox
            android:id="@+id/verify_checkbox"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:gravity="center"
            android:textColor="#ffc6c6c6"
            android:drawablePadding="1dp"
            android:text="登录即代表您同意智学汇"
            android:textSize="9dp"
            android:drawableLeft="@drawable/login_checkbox_selector"
            android:button="@null"/>
        <TextView
            android:id="@+id/checkbox_tv"
            android:layout_marginLeft="4dp"
            app:layout_constraintTop_toTopOf="@+id/verify_checkbox"
            app:layout_constraintBottom_toBottomOf="@+id/verify_checkbox"
            app:layout_constraintLeft_toRightOf="@+id/verify_checkbox"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:text=""
            android:textColor="#ffc6c6c6"
            android:textSize="9dp"
            android:visibility="gone"
            />
        <TextView
            android:id="@+id/fuwu_tv"
            app:layout_constraintTop_toTopOf="@+id/verify_checkbox"
            app:layout_constraintBottom_toBottomOf="@+id/verify_checkbox"
            app:layout_constraintLeft_toRightOf="@+id/checkbox_tv"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:text="《服务协议》"
            android:textColor="#FF4F1D"
            android:textSize="9dp"
            />
        <TextView
            android:id="@+id/addtv"
            app:layout_constraintTop_toTopOf="@+id/verify_checkbox"
            app:layout_constraintBottom_toBottomOf="@+id/verify_checkbox"
            app:layout_constraintLeft_toRightOf="@+id/fuwu_tv"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:text="和"
            android:textColor="#ffc6c6c6"
            android:textSize="9dp"
            />
        <TextView
            android:id="@+id/yinse"
            app:layout_constraintTop_toTopOf="@+id/verify_checkbox"
            app:layout_constraintBottom_toBottomOf="@+id/verify_checkbox"
            app:layout_constraintLeft_toRightOf="@+id/addtv"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:text="《隐私条款》"
            android:textColor="#FF4F1D"
            android:textSize="9dp"
            />
    </LinearLayout>
</androidx.constraintlayout.widget.ConstraintLayout>

页面效果：

 

 

 java代码：

editText.setOnEditorActionListener(new TextView.OnEditorActionListener() {
            @Override
            public boolean onEditorAction(TextView v, int actionId, KeyEvent event) {
                if (actionId == EditorInfo.IME_ACTION_SEARCH) {
                    Log.i("---","搜索操作执行");
                }
                return false;
            }
        });