小学四则运算APP 第二阶段冲刺-第五天

时间：2021-12-07 20:51:37

团队成员：陈淑筠、杨家安、陈曦

团队选题：小学四则运算APP

第二次冲刺阶段时间：11.29~12.09

本次发布的是判断题代码，已经实现部分功能，，但是美中不足的是判断错误

panduanset.java

import android.app.Activity;

import android.content.Intent;

import android.os.Bundle;

import android.view.Menu;

import android.view.View;

import android.view.View.OnClickListener;

import android.widget.Button;

import android.widget.RadioGroup;

import android.widget.RadioGroup.OnCheckedChangeListener;

import android.widget.TextView;

public class panduanset extends Activity {

    private TextView panduannumber;

    private RadioGroup panduanRG;

    private int i,g;

    private Button panduanxunlian;

    protected void onCreate(Bundle savedInstanceState) {

        super.onCreate(savedInstanceState);

        setContentView(R.layout.activity_panduan_set);

        panduannumber=(TextView)findViewById(R.id.panduannumber);

        panduanRG=(RadioGroup)findViewById(R.id.panduangroup);

        panduanxunlian=(Button)findViewById(R.id.panduanxunlian);

        panduanRG.setOnCheckedChangeListener(new OnCheckedChangeListener() {

            @Override

            public void onCheckedChanged(RadioGroup arg0, int arg1) {

                // TODO Auto-generated method stub

                i=arg1;

            }

        });

        panduanxunlian.setOnClickListener(new OnClickListener() {

            @Override

            public void onClick(View arg0) {

                // TODO Auto-generated method stub

                g=Integer.valueOf(panduannumber.getText().toString());

                Intent intent=new Intent();

                Bundle bundle=new Bundle();

                bundle.putInt("panduansuanfa", i);

                bundle.putInt("panduanshumu",g);

                intent.setClass(panduanset.this,panduanActivity.class);

                intent.putExtras(bundle);

                startActivity(intent);

            }

        });

    }

    @Override

    public boolean onCreateOptionsMenu(Menu menu) {

        // Inflate the menu; this adds items to the action bar if it is present.

        getMenuInflater().inflate(R.menu.main, menu);

        return true;

    }

}

panduanAcivity.java

import java.util.Random;

import android.app.Activity;

import android.content.Intent;

import android.os.Bundle;

import android.view.Menu;

import android.view.View;

import android.view.View.OnClickListener;

import android.widget.Button;

import android.widget.RadioButton;

import android.widget.RadioGroup;

import android.widget.Toast;

import android.widget.RadioGroup.OnCheckedChangeListener;

import android.widget.TextView;

public class panduanActivity extends Activity{

    private Button next1;

    private Button result1;

    private RadioGroup panduan;

    private TextView timu1;

    private int index,i;

    private int k,j,l,sum,wrong,right,sign,label=0;

    private char a;

    private final Random num1=new Random();

    private final Random num2=new Random();

    private final Random r = new Random();

    private char[] ch = {'+','-','*','/'};

    protected void onCreate(Bundle savedInstanceState) {

        super.onCreate(savedInstanceState);

        setContentView(R.layout.activity_panduan);

        panduan=(RadioGroup)findViewById(R.id.group2);

        next1=(Button)findViewById(R.id.next1);

        result1=(Button)findViewById(R.id.result1);

        timu1=(TextView)findViewById(R.id.timu1);

        Bundle bundle=getIntent().getExtras();

        index=bundle.getInt("panduansuanfa");

        a=ch[index];

        i=bundle.getInt("panduanshumu");

         final String []answer=new String[i];

        String c=String.valueOf(num1.nextInt(100));

        String b=String.valueOf(num2.nextInt(100));

        String g=String.valueOf(r.nextInt(3));

        k=Integer.valueOf(g);

        l=Integer.valueOf(c);

        j=Integer.valueOf(b);

        String d=String.valueOf(a);

        switch(index){

        case 0:

            sum=l+j;

            break;

        case 1:

            sum=l-j;

            break;

        case 2:

            sum=l*j;

            break;

        case 4:

            sum=l/j;

            break;

        }

        switch(k){

        case 0:

            timu1.setText(c+d+b+"="+String.valueOf(sum));

            right=0;

            break;

        case 1:

            timu1.setText(c+d+b+"="+String.valueOf(sum+1));

            right=1;

            break;

        case 2:

            timu1.setText(c+d+b+"="+String.valueOf(sum+2));

            right=1;

            break;

            default:

                break;

        }

        panduan.setOnCheckedChangeListener(new OnCheckedChangeListener() {

            @Override

            public void onCheckedChanged(RadioGroup arg0, int arg1) {

                // TODO Auto-generated method stub

                sign=arg1;

                System.out.print(sign);

            }

        });

        next1.setOnClickListener(new OnClickListener() {

            @Override

            public void onClick(View arg0) {

                if(i!=0){

            if(sign==right){

                Toast.makeText(panduanActivity.this, "选择正确", Toast.LENGTH_LONG).show();

                answer[label]="right";

            }

            if(sign!=right){

                Toast.makeText(panduanActivity.this, "选择错误", Toast.LENGTH_LONG).show();

                answer[label]="wrong";

            }

            i--;

            label++;

            String c=String.valueOf(num1.nextInt(100));

            String b=String.valueOf(num2.nextInt(100));

            String g=String.valueOf(r.nextInt(3));

            k=Integer.valueOf(g);

            l=Integer.valueOf(c);

            j=Integer.valueOf(b);

            String d=String.valueOf(a);

            switch(index){

            case 0:

                sum=l+j;

                break;

            case 1:

                sum=l-j;

                break;

            case 2:

                sum=l*j;

                break;

            case 4:

                sum=l/j;

                break;

            }

            switch(k){

            case 0:

                timu1.setText(c+d+b+"="+String.valueOf(sum));

                right=0;

                break;

            case 1:

                timu1.setText(c+d+b+"="+String.valueOf(sum+1));

                right=1;

                break;

            case 2:

                timu1.setText(c+d+b+"="+String.valueOf(sum+2));

                right=1;

                break;

                default:

                    break;

            }

            panduan.setOnCheckedChangeListener(new OnCheckedChangeListener() {

                @Override

                public void onCheckedChanged(RadioGroup arg0, int arg1) {

                    // TODO Auto-generated method stub

                    sign=arg1;

                    System.out.print(sign);

                }

            });

                }

                else

                {

                Toast.makeText(panduanActivity.this,"题目已做完", Toast.LENGTH_LONG).show();

                timu1.setText(null);

                }

            }

        });

        result1.setOnClickListener(new OnClickListener() {

            @Override

            public void onClick(View arg0) {

            if(i!=0)

                Toast.makeText(panduanActivity.this, "题目没有做完，请继续完成", Toast.LENGTH_LONG).show();

            else{

                Intent intent=new Intent();

                Bundle bundle2=new Bundle();

                intent.setClass(panduanActivity.this,panduanresult.class);

                bundle2.putInt("panduannumber", label);

                bundle2.putStringArray("panduanarry", answer);

                intent.putExtras(bundle2);

                startActivity(intent);

            }

            }

        });

    }

    @Override

    public boolean onCreateOptionsMenu(Menu menu) {

        // Inflate the menu; this adds items to the action bar if it is present.

        getMenuInflater().inflate(R.menu.main, menu);

        return true;

    }

}

panduanresult.java

import android.app.Activity;

import android.content.Intent;

import android.os.Bundle;

import android.view.Menu;

import android.view.View;

import android.view.View.OnClickListener;

import android.widget.Button;

import android.widget.TextView;

public class panduanresult extends Activity{

    private TextView t1;

    private TextView t2;

    protected void onCreate(Bundle savedInstanceState) {

        super.onCreate(savedInstanceState);

        setContentView(R.layout.activity_panduan_result);

        t1=(TextView)findViewById(R.id.panduan12);

        t2=(TextView)findViewById(R.id.panduan13);

        Bundle bundle=getIntent().getExtras();

        int i=bundle.getInt("panduannumber");

        String []answer=bundle.getStringArray("panduanarry");

         String aa="";

         String aaa="";

        for(int g=0;g<i;g++){

            aa+=String.valueOf(g+1)+"\n";

            aaa+=answer[g]+"\n";

            t1.setText(aa);

            t2.setText(aaa);;

        }

    }

    @Override

    public boolean onCreateOptionsMenu(Menu menu) {

        // Inflate the menu; this adds items to the action bar if it is present.

        getMenuInflater().inflate(R.menu.main, menu);

        return true;

    }

}

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