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)+"\n";
aaa+=puanduan[g]+"\n";
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>