<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"

    xmlns:tools="http://schemas.android.com/tools"

    android:layout_width="match_parent"

    android:layout_height="match_parent"

    android:orientation="vertical"

    tools:context="com.example.homework03.MainActivity" >

    <!-- 第一行：姓名 -->

    <LinearLayout

        android:layout_width="match_parent"

        android:layout_height="wrap_content" >

        <TextView

            android:layout_width="50dp"

            android:layout_height="wrap_content"

            android:gravity="center"

            android:text="姓名"

            android:textSize="20sp" />

        <EditText

            android:id="@+id/edit_name"

            android:layout_width="match_parent"

            android:layout_height="wrap_content"

            android:hint="输入姓名"

            android:textSize="20sp" />

    </LinearLayout>

    <!-- 第二行：密码 -->

    <LinearLayout

        android:layout_width="match_parent"

        android:layout_height="wrap_content" >

        <TextView

            android:layout_width="50dp"

            android:layout_height="wrap_content"

            android:gravity="center"

            android:text="密码"

            android:textSize="20sp" />

        <EditText

            android:id="@+id/edit_password"

            android:layout_width="match_parent"

            android:layout_height="wrap_content"

            android:hint="输入密码"

            android:inputType="textPassword"

            android:textSize="20sp" />

    </LinearLayout>

    <!-- 第三行：性别 -->

    <LinearLayout

        android:layout_width="match_parent"

        android:layout_height="wrap_content" >

        <TextView

            android:layout_width="50dp"

            android:layout_height="wrap_content"

            android:gravity="center"

            android:text="性别"

            android:textSize="20sp" />

        <RadioGroup

            android:id="@+id/group_sex"

            android:layout_width="wrap_content"

            android:layout_height="wrap_content"

            android:orientation="horizontal" >

            <RadioButton

                android:id="@+id/rb_man"

                android:layout_width="wrap_content"

                android:layout_height="wrap_content"

                android:text="男" />

            <RadioButton

                android:id="@+id/rb_woman"

                android:layout_width="wrap_content"

                android:layout_height="wrap_content"

                android:text="女" />

        </RadioGroup>

    </LinearLayout>

    <!-- 第四行：年龄 -->

    <LinearLayout

        android:layout_width="match_parent"

        android:layout_height="wrap_content" >

        <TextView

            android:layout_width="50dp"

            android:layout_height="wrap_content"

            android:gravity="center"

            android:text="年龄"

            android:textSize="20sp" />

        <EditText

            android:id="@+id/edit_age"

            android:layout_width="match_parent"

            android:layout_height="wrap_content"

            android:hint="输入年龄"

            android:inputType="number"

            android:textSize="20sp" />

    </LinearLayout>

    <!-- 第五行：email -->

    <LinearLayout

        android:layout_width="match_parent"

        android:layout_height="wrap_content" >

        <TextView

            android:layout_width="50dp"

            android:layout_height="wrap_content"

            android:gravity="center"

            android:text="Email"

            android:textSize="20sp" />

        <EditText

            android:id="@+id/edit_email"

            android:layout_width="match_parent"

            android:layout_height="wrap_content"

            android:hint="输入Email"

            android:inputType="textEmailAddress"

            android:textSize="20sp" />

    </LinearLayout>

    <!-- 第六行：爱好 -->

    <LinearLayout

        android:layout_width="match_parent"

        android:layout_height="wrap_content" >

        <TextView

            android:layout_width="50dp"

            android:layout_height="wrap_content"

            android:gravity="center"

            android:text="爱好"

            android:textSize="20sp" />

        <GridLayout

            android:layout_width="wrap_content"

            android:layout_height="wrap_content"

            android:columnCount="4"

            android:rowCount="3" >

            <CheckBox

                android:id="@+id/checkbox0"

                android:text="动漫" />

            <CheckBox

                android:id="@+id/checkbox1"

                android:text="美食" />

            <CheckBox

                android:id="@+id/checkbox2"

                android:text="约会" />

            <CheckBox

                android:id="@+id/checkbox3"

                android:text="Dota" />

            <CheckBox

                android:id="@+id/checkbox4"

                android:text="篮球" />

            <CheckBox

                android:id="@+id/checkbox5"

                android:text="野炊" />

            <CheckBox

                android:id="@+id/checkbox6"

                android:text="电影" />

            <CheckBox

                android:id="@+id/checkbox7"

                android:text="桌游" />

            <CheckBox

                android:id="@+id/check_all"

                android:text="全选" />

            <CheckBox

                android:id="@+id/check_none"

                android:text="全不选" />

        </GridLayout>

    </LinearLayout>

    <!-- 第七行：评分 -->

    <LinearLayout

        android:layout_width="match_parent"

        android:layout_height="wrap_content" >

        <TextView

            android:layout_width="50dp"

            android:layout_height="wrap_content"

            android:gravity="center"

            android:text="评分"

            android:textSize="20sp" />

        <RatingBar

            android:id="@+id/ratingbar"

            android:layout_width="wrap_content"

            android:layout_height="wrap_content"

            android:numStars="5" />

    </LinearLayout>

    <Button

        android:layout_width="wrap_content"

        android:layout_height="wrap_content"

        android:text="确定"

        android:onClick="btn_click"

        />

</LinearLayout>

package com.example.homework03;

import android.app.Activity;

import android.os.Bundle;

import android.view.Menu;

import android.view.MenuItem;

import android.view.View;

import android.widget.CheckBox;

import android.widget.CompoundButton;

import android.widget.EditText;

import android.widget.RadioButton;

import android.widget.RadioGroup;

import android.widget.RatingBar;

import android.widget.Toast;

public class MainActivity extends Activity {

    private EditText edit_name, edit_passwd, edit_age, edit_email;

    private RadioGroup group_sex;

    private CheckBox[] checks;

    private CheckBox checkAll, checkNone;

    private RatingBar ratingBar;

    @Override

    protected void onCreate(Bundle savedInstanceState) {

        super.onCreate(savedInstanceState);

        setContentView(R.layout.activity_main);

        // 找出对应的控件

        edit_name = (EditText) findViewById(R.id.edit_name);

        edit_passwd = (EditText) findViewById(R.id.edit_password);

        edit_age = (EditText) findViewById(R.id.edit_age);

        edit_email = (EditText) findViewById(R.id.edit_email);

        group_sex = (RadioGroup) findViewById(R.id.group_sex);

        checks = new CheckBox[8];

        checks[0] = (CheckBox) findViewById(R.id.checkbox0);

        checks[1] = (CheckBox) findViewById(R.id.checkbox1);

        checks[2] = (CheckBox) findViewById(R.id.checkbox2);

        checks[3] = (CheckBox) findViewById(R.id.checkbox3);

        checks[4] = (CheckBox) findViewById(R.id.checkbox4);

        checks[5] = (CheckBox) findViewById(R.id.checkbox5);

        checks[6] = (CheckBox) findViewById(R.id.checkbox6);

        checks[7] = (CheckBox) findViewById(R.id.checkbox7);

        checkAll = (CheckBox) findViewById(R.id.check_all);

        checkNone = (CheckBox) findViewById(R.id.check_none);

        ratingBar = (RatingBar) findViewById(R.id.ratingbar);

        ratingBar.setMax(5);

        // 给checkbox添加onCheck事件

        checkAll.setOnCheckedChangeListener(new CompoundButton.OnCheckedChangeListener() {

            @Override

            public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) {

                if(isChecked) { // 当勾上了全选时，才选择全部的CheckBox

                    for(CheckBox check : checks) {

                        check.setChecked(true);

                    }

                    checkNone.setChecked(false);

                }

            }

        });

        checkNone.setOnCheckedChangeListener(new CompoundButton.OnCheckedChangeListener() {

            @Override

            public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) {

                if(isChecked) { // 当勾上了全不选时，才取消选择全部的CheckBox

                    for(CheckBox check : checks) {

                        check.setChecked(false);

                    }

                    checkAll.setChecked(false);

                }

            }

        });

    }

    public void btn_click(View view) {

        String result = "";

        String name = edit_name.getText().toString();

        result += "姓名：" + name +"\n";

        String passwd = edit_passwd.getText().toString();

        result += "密码：" + passwd +"\n";

        int id = group_sex.getCheckedRadioButtonId();

        RadioButton rb = (RadioButton) findViewById(id);

        String sex = rb.getText().toString();

        result += "性别：" + sex + "\n";

        int age = Integer.parseInt(edit_age.getText().toString());

        result += "年龄：" + age +"\n";

        String email = edit_email.getText().toString();

        result += "Email：" + email +"\n";

        String favor = "";

        for(CheckBox check : checks) {

            if(check.isChecked()) {

                favor += check.getText().toString() + " ";

            }

        }

        result += "爱好：" + favor +"\n";

        int rating = ratingBar.getProgress();

        result += "评分：" + rating +"\n";

        Toast.makeText(MainActivity.this, result, Toast.LENGTH_LONG).show();

    }

}