zoukankan html css js c++ java

小学四则运算APP 第二次冲刺第四天

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

本次发布的是合并后的选择题功能界面的设置：

ChoiceSet.java:

package com.example.calculatorjiaan;

import android.os.Bundle;
import android.app.Activity;
import android.content.Intent;
import android.view.Menu;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.TextView;

public class ChoiceSet extends Activity {
	private TextView number;
	private int g;
	private Button xunlian;

	@Override
	protected void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);
		setContentView(R.layout.activity_choice_set);
		number=(TextView)findViewById(R.id.number1);
		xunlian=(Button)findViewById(R.id.xunlian);
		xunlian.setOnClickListener(new OnClickListener() {
			
			@Override
			public void onClick(View arg0) {
				// TODO Auto-generated method stub
				g=Integer.valueOf(number.getText().toString());
				Intent intent=new Intent();
				Bundle bundle=new Bundle();
				bundle.putInt("shumu",g);
				intent.setClass(ChoiceSet.this,ChoiceActivity.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.choice_set, menu);
		return true;
	}

}

activity_choice_set.xml:

<RelativeLayout 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:paddingBottom="@dimen/activity_vertical_margin"
    android:paddingLeft="@dimen/activity_horizontal_margin"
    android:paddingRight="@dimen/activity_horizontal_margin"
    android:paddingTop="@dimen/activity_vertical_margin"
    tools:context=".ChoiceSet" >

    <TextView
        android:id="@+id/textView1"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_alignParentTop="true"
        android:layout_centerHorizontal="true"
        android:layout_marginTop="23dp"
        android:text="@string/title_activity_set"
        android:textSize="30sp" />
    
    <TextView
           android:id="@+id/textView2"
           android:layout_width="wrap_content"
           android:layout_height="wrap_content"
           android:layout_alignParentLeft="true"
           android:layout_below="@+id/textView1"
           android:layout_marginLeft="14dp"
           android:layout_marginTop="41dp"
           android:text="@string/the_number_of_calculator"
           android:textSize="20sp" />

       <EditText
           android:id="@+id/number1"
           android:layout_width="wrap_content"
           android:layout_height="wrap_content"
           android:layout_alignBottom="@+id/textView2"
           android:layout_toRightOf="@+id/textView2"
           android:ems="10"
           android:inputType="number" />

       <Button
           android:id="@+id/xunlian"
           android:layout_width="wrap_content"
           android:layout_height="wrap_content"
           android:layout_alignLeft="@+id/textView2"
           android:layout_alignParentBottom="true"
           android:layout_alignRight="@+id/number1"
           android:layout_marginBottom="136dp"
           android:text="训练开始" />

</RelativeLayout>

ChoiceActivity.java：

package com.example.calculatorjiaan;

import java.util.Random;
import android.os.Bundle;
import android.app.ActionBar;
import android.app.Activity;
import android.content.Intent;
import android.view.Menu;
import android.view.MenuItem;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.CheckBox;
import android.widget.TextView;
import android.widget.Toast;

public class ChoiceActivity extends Activity {

	private TextView text1,text2,text3;
	private CheckBox checkbox1,checkbox2,checkbox3,checkbox4;
	private Button btn1,btn2;
	private int i,m=0;
	
	private final Random num1=new Random();
	private final Random num2=new Random();
	private final Random num3=new Random();
	private final Random num4=new Random();
	private final Random num5=new Random();
	private final Random r = new Random();
	private int x1;
	private int x2;
	private int x3;
	
	private char[] ch={'+','-','*','/'}; //字符数组
	private int index = r.nextInt(ch.length); //随机数，小于数组的长度数, 0~3
	private char x;
	private char d;

	@Override
	protected void onCreate(Bundle savedInstanceState) {
		ActionBar actionBar=getActionBar();
		actionBar.setDisplayShowHomeEnabled(true);
		actionBar.setDisplayHomeAsUpEnabled(true);
		super.onCreate(savedInstanceState);
		setContentView(R.layout.activity_choice);
		Bundle bundle=getIntent().getExtras();
		d=ch[index];
		
		text1=(TextView)findViewById(R.id.textView1);
		text2=(TextView)findViewById(R.id.textView2);
		text3=(TextView)findViewById(R.id.textView3);
		
		checkbox1=(CheckBox)findViewById(R.id.checkBox1);
		checkbox2=(CheckBox)findViewById(R.id.checkBox2);
		checkbox3=(CheckBox)findViewById(R.id.checkBox3);
		checkbox4=(CheckBox)findViewById(R.id.checkBox4);
		btn1=(Button)findViewById(R.id.button1);
		btn2=(Button)findViewById(R.id.button2);
		
		final String a=String.valueOf(num1.nextInt(100));
		x1=Integer.valueOf(a);
		final String b=String.valueOf(num2.nextInt(100));
		x2=Integer.valueOf(b);
		final String c=String.valueOf(num3.nextInt(100));
		final String f=String.valueOf(num4.nextInt(100));
		final String z=String.valueOf(num5.nextInt(100));
		final String e=String.valueOf(d);
		i=bundle.getInt("shumu");
		final String[]puanduan=new String[i];
		
		text1.setText(a);
		text3.setText(b);
		text2.setText(e);
	
		
		checkbox1.setText(f);
		checkbox2.setText(z);
		checkbox4.setText(c);
		
		if(index==0){
			x3=x1+x2;
			final String h=String.valueOf(x3);
			checkbox3.setText(h);
		}
		if(index==1){
			x3=x1-x2;
			final String h=String.valueOf(x3);
			checkbox3.setText(h);
		}
		if(index==2){
			x3=x1*x2;
			final String h=String.valueOf(x3);
			checkbox3.setText(h);
		}
		if(index==3){
			x3=x1/x2;
			final String h=String.valueOf(x3);
			checkbox3.setText(h);
		}
		
		//"确定"按钮
		btn1.setOnClickListener(new OnClickListener() {
			
			final String h=String.valueOf(x3);
			
			@Override
			public void onClick(View arg0) {
				// TODO Auto-generated method stub
				
				if(checkbox3.isChecked()){
					Toast.makeText(ChoiceActivity.this, "正确", Toast.LENGTH_SHORT).show();
					puanduan[m]="正确";
				}
				if(!(checkbox3.isChecked())){
					Toast.makeText(ChoiceActivity.this, "错误"+h, Toast.LENGTH_SHORT).show();
					puanduan[m]="错误";
				}
				i--;
				m++;
				if(i==0){
					Toast.makeText(ChoiceActivity.this,"已经到了了题目个数!",Toast.LENGTH_LONG ).show();
					
				}
				else{
					final String a=String.valueOf(num1.nextInt(100));
					x1=Integer.valueOf(a);
					final String b=String.valueOf(num2.nextInt(100));
					x2=Integer.valueOf(b);
					final String c=String.valueOf(num3.nextInt(100));
					final String f=String.valueOf(num4.nextInt(100));
					final String z=String.valueOf(num5.nextInt(100));
					final String e=String.valueOf(d);
					
					text1.setText(a);
					text3.setText(b);
					text2.setText(e);
					
					checkbox1.setText(f);
					checkbox2.setText(z);
					checkbox4.setText(c);
					
					if(index==0){
						x3=x1+x2;
						final String h=String.valueOf(x3);
						checkbox3.setText(h);
					}
					if(index==1){
						x3=x1-x2;
						final String h=String.valueOf(x3);
						checkbox3.setText(h);
					}
					if(index==2){
						x3=x1*x2;
						final String h=String.valueOf(x3);
						checkbox3.setText(h);
					}
					if(index==3){
						x3=x1/x2;
						final String h=String.valueOf(x3);
						checkbox3.setText(h);
					}
				}
				
			}
		});
		
		btn2.setOnClickListener(new OnClickListener() {
			
			@Override
			public void onClick(View arg0) {
				if(i==0){
				Intent intent=new Intent();
				Bundle bundle2=new Bundle();
				bundle2.putStringArray("panduan", puanduan);
				bundle2.putInt("number", m);
				intent.putExtras(bundle2);
				intent.setClass(ChoiceActivity.this,ResultsActivity.class);
				startActivity(intent);
				ChoiceActivity.this.finish();
				}
				else
					Toast.makeText(ChoiceActivity.this,"不到题目个数，请继续", Toast.LENGTH_LONG).show();
			}
		});
		
		
	}

	@Override
	public boolean onCreateOptionsMenu(Menu menu) {
		// Inflate the menu; this adds items to the action bar if it is present.
		getMenuInflater().inflate(R.menu.choice, menu);
		return true;
	}
	
	@Override
	public boolean onOptionsItemSelected(MenuItem item) {
		// TODO Auto-generated method stub
		switch (item.getItemId()) {
		case android.R.id.home:
			//创建启动MainActivity的Intent
			Intent intent=new Intent(this,MainActivity.class);
			//添加额外的Flag，将Activity栈中处于MainActivity之上的Activity弹出
			intent.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);
			startActivity(intent);
			break;

		default:
			break;
		}
		return super.onOptionsItemSelected(item);
	}

}

activity_choice.xml:

<RelativeLayout 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:paddingBottom="@dimen/activity_vertical_margin"
    android:paddingLeft="@dimen/activity_horizontal_margin"
    android:paddingRight="@dimen/activity_horizontal_margin"
    android:paddingTop="@dimen/activity_vertical_margin"
    tools:context=".ChoiceActivity" >

    <TextView
        android:id="@+id/textView1"
        android:layout_width="50dp"
        android:layout_height="wrap_content"
        android:layout_marginTop="100dp" />

    <TextView
        android:id="@+id/textView2"
        android:layout_width="30dp"
        android:layout_height="wrap_content"
        android:layout_alignBaseline="@+id/textView1"
        android:layout_alignBottom="@+id/textView1"
        android:layout_toRightOf="@+id/textView1" />

    <TextView
        android:id="@+id/textView3"
        android:layout_width="50dp"
        android:layout_height="wrap_content"
        android:layout_alignBaseline="@+id/textView2"
        android:layout_alignBottom="@+id/textView2"
        android:layout_toRightOf="@+id/textView2" />

    <TextView
        android:id="@+id/textView4"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_alignBaseline="@+id/textView3"
        android:layout_alignBottom="@+id/textView3"
        android:layout_toRightOf="@+id/textView3"
        android:text="=" />

    <TextView
        android:id="@+id/textView5"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_alignBaseline="@+id/checkBox1"
        android:layout_alignBottom="@+id/checkBox1"
        android:layout_toLeftOf="@+id/checkBox1"
        android:text="A" />

    <TextView
        android:id="@+id/textView6"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_alignBaseline="@+id/checkBox2"
        android:layout_alignBottom="@+id/checkBox2"
        android:layout_alignRight="@+id/textView5"
        android:text="B" />

    <TextView
        android:id="@+id/textView7"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_alignBaseline="@+id/checkBox3"
        android:layout_alignBottom="@+id/checkBox3"
        android:layout_toLeftOf="@+id/checkBox3"
        android:text="C" />

    <TextView
        android:id="@+id/textView8"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_alignBaseline="@+id/checkBox4"
        android:layout_alignBottom="@+id/checkBox4"
        android:layout_toLeftOf="@+id/checkBox4"
        android:text="D" />

    <CheckBox
        android:id="@+id/checkBox4"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_alignLeft="@+id/checkBox3"
        android:layout_below="@+id/checkBox3" />

    <CheckBox
        android:id="@+id/checkBox1"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_alignRight="@+id/textView4"
        android:layout_centerVertical="true" />

    <CheckBox
        android:id="@+id/checkBox2"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_alignLeft="@+id/checkBox1"
        android:layout_below="@+id/checkBox1" />

    <CheckBox
        android:id="@+id/checkBox3"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_alignLeft="@+id/checkBox2"
        android:layout_below="@+id/checkBox2" />

    <Button
        android:id="@+id/button1"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_below="@+id/checkBox4"
        android:layout_marginTop="24dp"
        android:layout_toRightOf="@+id/textView1"
        android:text="确定" />

    <Button
        android:id="@+id/button2"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_alignBottom="@+id/button1"
        android:layout_toRightOf="@+id/checkBox4"
        android:text="打印" />

</RelativeLayout>

ResultsActivity.java:

package com.example.calculatorjiaan;

import android.os.Bundle;
import android.app.Activity;
import android.view.Menu;
import android.widget.TextView;

public class ResultsActivity extends Activity {
	private TextView number;
	private TextView panduan;
	@Override
	protected void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);
		setContentView(R.layout.activity_results);
		
			Bundle bundle=getIntent().getExtras();
			number=(TextView)findViewById(R.id.thenumber);
			panduan=(TextView)findViewById(R.id.pan);
			 int i=bundle.getInt("number");
			 String []puanduan=bundle.getStringArray("panduan");
			 String aa="";
			 String aaa="";
			for(int g=0;g<i;g++){
				aa+=String.valueOf(g+1)+"
";
				aaa+=puanduan[g]+"
";
				number.setText(aa);
				panduan.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.results, menu);
		return true;
	}

}

activity_results.xml:

<RelativeLayout 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:paddingBottom="@dimen/activity_vertical_margin"
    android:paddingLeft="@dimen/activity_horizontal_margin"
    android:paddingRight="@dimen/activity_horizontal_margin"
    android:paddingTop="@dimen/activity_vertical_margin"
    tools:context=".ResultsActivity" >

    <TextView
        android:id="@+id/textView1"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_alignParentTop="true"
        android:layout_centerHorizontal="true"
        android:layout_marginTop="14dp"
        android:text="@string/result" 
        android:textSize="30sp"/>

    <TextView
        android:id="@+id/textView3"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_alignBottom="@+id/textView2"
        android:layout_toRightOf="@+id/textView1"
        android:text="@string/panduan"
        android:textSize="20sp" />

    <TextView
        android:id="@+id/textView2"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_below="@+id/textView1"
        android:layout_marginTop="14dp"
        android:layout_toLeftOf="@+id/textView1"
        android:text="@string/number"
        android:textSize="20sp" />

    <TextView
        android:id="@+id/thenumber"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_alignLeft="@+id/textView2"
        android:layout_below="@+id/textView2"
        android:layout_marginTop="20dp"
        android:text="TextView" />

    <TextView
        android:id="@+id/pan"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_alignBaseline="@+id/thenumber"
        android:layout_alignBottom="@+id/thenumber"
        android:layout_toRightOf="@+id/textView1"
        android:text="TextView" />

</RelativeLayout>

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原文地址：https://www.cnblogs.com/babybluecsj/p/5014601.html

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小学四则运算APP 第二次冲刺 第四天

小学四则运算APP 第二次冲刺第四天