四则运算——安卓客户端
2016-04-06 19:30
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具体见小伙伴博客
version 1.0
http://www.cnblogs.com/ly199553/p/5339231.html
version 2.0
http://www.cnblogs.com/ly199553/p/5351593.html
version 3.0
首先贴出界面UI
源代码：
主程序MainActivity
Culculter.java
countActivity.java
homeactivity.java
selectActivity.java
SysApplication.java
UI源代码：
activity_main.xml
countlayout.xml
home_footbar_layout.xml
select_layout.xml
version 1.0
http://www.cnblogs.com/ly199553/p/5339231.html
version 2.0
http://www.cnblogs.com/ly199553/p/5351593.html
version 3.0
首先贴出界面UI
源代码：
主程序MainActivity
package com.team.randomcal;
import java.util.Timer;
import java.util.TimerTask;
import android.os.Bundle;
import android.app.Activity;
import android.content.Intent;
import android.view.Menu;
import android.view.Window;
import android.view.WindowManager;
import android.webkit.WebView;
public class MainActivity extends Activity {
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
//去掉标题栏
requestWindowFeature(Window.FEATURE_NO_TITLE);
//全屏
getWindow().setFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN,
WindowManager.LayoutParams.FLAG_FULLSCREEN);
setContentView(R.layout.activity_main);
WebView runWebView=null;
runWebView = (WebView) findViewById(R.id.runWebView);
runWebView.loadDataWithBaseURL(null,"<HTML><body bgcolor='#f3f3f3'><div align=center><IMG src='file:///android_asset/+-.gif'/></div></body></html>", "text/html", "UTF-8",null);
SysApplication.getInstance().addActivity(this);
//延时换屏
final Intent intent=new Intent();
Timer timer=new Timer();
TimerTask task = new TimerTask() {
@Override
public void run() {
intent.setClass(MainActivity.this, homeactivity.class);
startActivity(intent);
}
};
timer.schedule(task, 7000); //延时7秒
}
}Culculter.java
package com.team.randomcal;
import java.util.*;
import android.app.Activity;
import android.os.Bundle;
import android.view.Gravity;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.*;
public class Calculter extends Activity{
private TextView textView1; //标题
private TextView textView2; //输入题目数
private TextView yun1; //运算数1
private TextView yun2; //运算数2
private TextView symbol; //运算符
private TextView num; //出题数
private Button start; //开始按钮
private Button check; //核对答案
private Button next; //下一道题
private Button again; //再来一次
private EditText answer; //答案
private EditText shumu; //数目
private int value1;
private int value2;
private int result; //结果
private int j=1; //设置题目序号
private int rightnum=0; //判断正确的题目数
private int errornum=0; //判断错误的题目数
protected void onCreate(Bundle savedInstanceState)
{
super.onCreate(savedInstanceState);
setContentView(R.layout.callayout); //进入出题界面
InitButton(); //初始化控件
//开始按钮的点击事件监听
start.setOnClickListener
(
new OnClickListener()
{
public void onClick(View v)
{
Toast toast; //提醒
//判断输入题目为空或零时
if(shumu.getText().toString().equals("")==true||Integer.parseInt(shumu.getText().toString())==0)
{
toast=Toast.makeText(getApplicationContext(), "请输入题目数量", Toast.LENGTH_SHORT);
toast.setGravity(Gravity.CENTER, 0, 0); //Toast 居中显示
toast.show();
}
else
{
dotitle(); //生成题目
}
}
}
);
//检查按钮
check.setOnClickListener
(
new OnClickListener() {
@Override
public void onClick(View v) {
// TODO Auto-generated method stub
Toast toast; //提醒
//判断输入答案为空时
if(answer.getEditableText().toString().equals("")==true)
{
toast=Toast.makeText(getApplicationContext(), "请输入答案", Toast.LENGTH_SHORT);
toast.setGravity(Gravity.CENTER, 0, 0); //Toast 居中显示
toast.show();
}
else
{
value1=Integer.parseInt(yun1.getText().toString());
value2=Integer.parseInt(yun2.getText().toString());
//加法判断
if(symbol.getText().toString().equals("+")==true)
{
result=value1+value2;
int number1=Integer.parseInt(answer.getText().toString());
//答案判断
if(result==number1)
{
toast=Toast.makeText(getApplicationContext(), "恭喜你答对了！", Toast.LENGTH_SHORT);
toast.setGravity(Gravity.CENTER, 0, 0); //Toast 居中显示
toast.show();
rightnum++;
}
else
{
toast=Toast.makeText(getApplicationContext(), "抱歉你答错了！"+"\n"+"答案是"+result, Toast.LENGTH_SHORT);
toast.setGravity(Gravity.CENTER, 0, 0); //Toast 居中显示
toast.show();
errornum++;
}
}
//减法判断
if(symbol.getText().toString().equals("-")==true)
{
result=value1-value2;
int number1=Integer.parseInt(answer.getText().toString());
//答案判断(为负数重新生成)
if(result<0)
{
toast=Toast.makeText(getApplicationContext(), "答案为负请按下一题", Toast.LENGTH_SHORT);
toast.setGravity(Gravity.CENTER, 0, 0); //Toast 居中显示
toast.show();
j--;
}
else
{
if(result==number1)
{
toast=Toast.makeText(getApplicationContext(), "恭喜你答对了！", Toast.LENGTH_SHORT);
toast.setGravity(Gravity.CENTER, 0, 0); //Toast 居中显示
toast.show();
rightnum++;
}
else
{
toast=Toast.makeText(getApplicationContext(), "抱歉你答错了！"+"\n"+"答案是"+result, Toast.LENGTH_SHORT);
toast.setGravity(Gravity.CENTER, 0, 0); //Toast 居中显示
toast.show();
errornum++;
}
}
}
//乘法判断
//加法判断
if(symbol.getText().toString().equals("*")==true)
{
result=value1*value2;
int number1=Integer.parseInt(answer.getText().toString());
//答案判断
if(result==number1)
{
toast=Toast.makeText(getApplicationContext(), "恭喜你答对了！", Toast.LENGTH_SHORT);
toast.setGravity(Gravity.CENTER, 0, 0); //Toast 居中显示
toast.show();
rightnum++;
}
else
{
toast=Toast.makeText(getApplicationContext(), "抱歉你答错了！"+"\n"+"答案是"+result, Toast.LENGTH_SHORT);
toast.setGravity(Gravity.CENTER, 0, 0); //Toast 居中显示
toast.show();
errornum++;
}
}
//除法判断
//加法判断
if(symbol.getText().toString().equals("/")==true)
{
result=value1/value2;
int number1=Integer.parseInt(answer.getText().toString());
//答案判断
if(result==number1)
{
toast=Toast.makeText(getApplicationContext(), "恭喜你答对了！", Toast.LENGTH_SHORT);
toast.setGravity(Gravity.CENTER, 0, 0); //Toast 居中显示
toast.show();
rightnum++;
}
else
{
toast=Toast.makeText(getApplicationContext(), "抱歉你答错了！"+"\n"+"答案是"+result, Toast.LENGTH_SHORT);
toast.setGravity(Gravity.CENTER, 0, 0); //Toast 居中显示
toast.show();
errornum++;
}
}
}
}
}
);
//下一题点击事件监听
next.setOnClickListener
(
new OnClickListener() {
@Override
public void onClick(View v) {
// TODO Auto-generated method stub
Toast toast;
//判断是否写出题目的答案
if(answer.getEditableText().toString().equals("")==true)
{
toast=Toast.makeText(getApplicationContext(), "请输入答案！", Toast.LENGTH_SHORT);
toast.setGravity(Gravity.CENTER, 0, 0); //Toast 居中显示
toast.show();
}
else
{
if(j==Integer.parseInt(shumu.getText().toString()))
{
toast=Toast.makeText(getApplicationContext(), "您已经完成本次测试！"+"\n"+"你共答对"+rightnum+"题 答错"+errornum+"题", Toast.LENGTH_SHORT);
toast.setGravity(Gravity.CENTER, 0, 0); //Toast 居中显示
toast.show();
}
else
{
yun1.setText("");
yun2.setText("");
symbol.setText("");
answer.setText(""); //清空答案
num.setText("");
j++;
dotitle();
}
}
}
}
);
//again按钮的事件监听
again.setOnClickListener
(
new OnClickListener() {
@Override
public void onClick(View arg0) {
// TODO Auto-generated method stub
Toast toast;
toast=Toast.makeText(getApplicationContext(), "请开始你的答题！", Toast.LENGTH_SHORT);
toast.setGravity(Gravity.CENTER, 0, 0); //Toast 居中显示
toast.show();
//清空原有的值
shumu.setText("");
yun1.setText("");
yun2.setText("");
symbol.setText("");
answer.setText(""); //清空答案
num.setText("");
rightnum=0;
errornum=0;
j=1;
}
}
);
}
//初始化控件
public void InitButton()
{
//从布局中获取控件
textView1=(TextView)findViewById(R.id.count_text1);
textView2=(TextView)findViewById(R.id.count_text2);
yun1=(TextView)findViewById(R.id.yun1);
yun2=(TextView)findViewById(R.id.yun2);
symbol=(TextView)findViewById(R.id.symbol);
num=(TextView)findViewById(R.id.num); //第几题
shumu=(EditText)findViewById(R.id.shumu);
answer=(EditText)findViewById(R.id.answer);
start=(Button)findViewById(R.id.start);
next=(Button)findViewById(R.id.next);
check=(Button)findViewById(R.id.check);
again=(Button)findViewById(R.id.again);
}
//增加按钮监听否则程序会意外退出
public void buttonListener(Button button,final int id)
{
button.setOnClickListener
(
new OnClickListener() {
@Override
public void onClick(View v) {
// TODO Auto-generated method stub
yun1.setText("");
yun2.setText("");
symbol.setText("");
num.setText("");
answer.setText("");
}
}
);
}
//出题函数
public void dotitle()
{
String a="";
String b="";
int k=0,p=30; //0-30
//生成0-30的两个随机数
a=String.valueOf((int)(Math.random()*p+k));
b=String.valueOf((int)(Math.random()*p+k));
String []op={"+","-","*","/"};
Random r=new Random(); //默认当前系统时间的毫秒数作为种子数
int d=r.nextInt(4); //随机数的上限为4(不包括)
//加入判断（除法除数为0 重新生成除数）
while(b=="0")
{
b=String.valueOf((int)(Math.random()*p+k));
}
yun1.setText(a);
yun2.setText(b);
symbol.setText(op[d]);
num.setText(String.valueOf(j));
}
}countActivity.java
package com.team.randomcal;
import java.util.Random;
import android.app.Activity;
import android.content.Intent;
import android.os.Bundle;
import android.view.Gravity;
import android.view.Menu;
import android.view.MenuItem;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.ImageView;
import android.widget.LinearLayout;
import android.widget.TextView;
import android.widget.Toast;
public class countActivity extends Activity implements OnClickListener{
//定义按钮
private TextView counttext1,counttext2;
private Button ResultBtn;
private Button b0,b1,b2,b3,b4,b5,b6,b7,b8,b9,b10,b11,b12,b13;
private int result=0;
private String op_fen;
private int sum_title = 0, true_title = 0, flase_title = 0;//判断题目正确数
private String []op_fu={"+","-","x","÷"};
protected void onCreate(Bundle savedInstanceState)
{
super.onCreate(savedInstanceState);
setContentView(R.layout.countlayout);
SysApplication.getInstance().addActivity(this);
InitButton(); //初始化按钮
//注册按钮监听
b0.setOnClickListener(this);
b1.setOnClickListener(this);
b2.setOnClickListener(this);
b3.setOnClickListener(this);
b4.setOnClickListener(this);
b5.setOnClickListener(this);
b6.setOnClickListener(this);
b7.setOnClickListener(this);
b8.setOnClickListener(this);
b9.setOnClickListener(this);
b10.setOnClickListener(this);
b11.setOnClickListener(this);
b12.setOnClickListener(this);
b13.setOnClickListener(this);
//获得传递性息
Intent intent=getIntent();
final String info=intent.getStringExtra("info");
//出题
if(info.equals("easy"))
{
dotitle1();
}
else if(info.equals("advance"))
{
dotitle2();
}
else if(info.equals("raise"))
{
dotitle3();
}
else
{
dotitle4();
}
//结果判断
ResultBtn.setOnClickListener(new OnClickListener()
{
@Override
public void onClick(View v) {
// TODO Auto-generated method stub
Toast toast;
if(op_fen .equals(counttext2.getText().toString()))
{
true_title++;
sum_title++;
//带图片的toast
toast=Toast.makeText(countActivity.this, "恭喜你答对了！", Toast.LENGTH_SHORT);
toast.setGravity(Gravity.CENTER, 0, 0);// 中间显示
LinearLayout toastLayout = (LinearLayout) toast.getView();
ImageView imageView = new ImageView(getApplicationContext());
imageView.setImageResource(R.drawable.xiao);
toastLayout.addView(imageView, 0);// 0 图片在文字的上方
toast.show();
}
else
{
flase_title++;
sum_title++;
toast=Toast.makeText(countActivity.this, "答错了！答案是："+op_fen, Toast.LENGTH_SHORT);
toast.setGravity(Gravity.CENTER, 0, 0);// 中间显示
LinearLayout toastLayout = (LinearLayout) toast.getView();
ImageView imageView = new ImageView(getApplicationContext());
imageView.setImageResource(R.drawable.ku);
toastLayout.addView(imageView, 0);// 0 图片在文字的上方
toast.show();
}
//清空
counttext2.setText("");
//再次出题
if(info.equals("easy"))
{
dotitle1();
}
else if(info.equals("advance"))
{
dotitle2();
}
else if(info.equals("raise"))
{
dotitle3();
}
else
{
Random r=new Random();
int j=r.nextInt(2);
if(j==0)
dotitle3();
else
dotitle4();
}
}
}
);
}
public boolean onCreateOptionsMenu(Menu menu)
{
getMenuInflater().inflate(R.menu.count,menu);
return true;
}
//响应菜单事件
public boolean onOptionsItemSelected(MenuItem item)
{
Toast toast;
switch(item.getItemId())
{
case R.id.count_item1:
toast=Toast.makeText(this, "暂无可用信息", Toast.LENGTH_SHORT);
toast.setGravity(Gravity.CENTER, 0, 0);// 中间显示
toast.show();
break;
case R.id.count_item2:
toast=Toast.makeText(this, "您答对"+true_title+"道题,答错"+flase_title+"道题,正确率"+Rate()+"%", Toast.LENGTH_LONG);
toast.setGravity(Gravity.CENTER, 0, 0);// 中间显示
toast.show();
break;
default:
toast=Toast.makeText(this, "下次再接再厉", Toast.LENGTH_SHORT);
toast.setGravity(Gravity.CENTER, 0, 0);// 中间显示
toast.show();
finish(); //退出本次活动和back键一样
break;
}
return super.onOptionsItemSelected(item);
}
//计算正确率
public double Rate()
{
return Math.round(((double)true_title/sum_title)*100);
}
public void onClick(View v) {
// TODO Auto-generated method stub
switch (v.getId())
{
case R.id.b0:
counttext2.append("0");
break;
case R.id.b1:
counttext2.append("1");
break;
case R.id.b2:
counttext2.append("2");
break;
case R.id.b3:
counttext2.append("3");
break;
case R.id.b4:
counttext2.append("4");
break;
case R.id.b5:
counttext2.append("5");
break;
case R.id.b6:
counttext2.append("6");
break;
case R.id.b7:
counttext2.append("7");
break;
case R.id.b8:
counttext2.append("8");
break;
case R.id.b9:
counttext2.append("9");
break;
case R.id.b10:
counttext2.setText(""); //清除
break;
case R.id.b11:
counttext2.append(".");
break;
case R.id.b12:
counttext2.append("-"); //负号
break;
case R.id.b13:
counttext2.append("/"); //分号
break;
}
}
//初始化控件
public void InitButton()
{
counttext1=(TextView)findViewById(R.id.count_text1);
counttext2=(TextView)findViewById(R.id.count_text2);
ResultBtn=(Button)findViewById(R.id.b15);
b0=(Button)findViewById(R.id.b0);
b1=(Button)findViewById(R.id.b1);
b2=(Button)findViewById(R.id.b2);
b3=(Button)findViewById(R.id.b3);
b4=(Button)findViewById(R.id.b4);
b5=(Button)findViewById(R.id.b5); //5
b6=(Button)findViewById(R.id.b6);
b7=(Button)findViewById(R.id.b7);
b8=(Button)findViewById(R.id.b8);
b9=(Button)findViewById(R.id.b9);
b10=(Button)findViewById(R.id.b10);
b11=(Button)findViewById(R.id.b11);
b12=(Button)findViewById(R.id.b12);
b13=(Button)findViewById(R.id.b13);
}
//出题
public void dotitle1() //只做加减
{
int num1=0;
int num2=0;
//String op_yun; //保存表达式
Random r=new Random(); //默认当前系统时间的毫秒数作为种子数
int sign=r.nextInt(4); //符号随机数的上限为4(不包括)
num1=(int)(1+Math.random()*30); //0-30随机数
num2=(int)(1+Math.random()*30);
if(sign % 2 == 0){
//加法
counttext1.setText(num1+"+"+num2);
result = num1+num2;
op_fen=String.valueOf(result);
}else{
//减法
counttext1.setText(num1+"-"+num2);
result = num1-num2;
op_fen=String.valueOf(result);
}
}
public void dotitle2() //加减乘除
{
int num1=0;
int num2=0;
//String op_yun; //保存表达式
num1=(int)(1+Math.random()*30); //0-30随机数
num2=(int)(1+Math.random()*30);
int g=0; //公约数
Random r=new Random(); //默认当前系统时间的毫秒数作为种子数
int sign=r.nextInt(4); //符号随机数的上限为4(不包括)
if(sign == 0){
//加法
counttext1.setText(num1+"+"+num2);
result = num1+num2;
op_fen=String.valueOf(result);
}else if(sign == 1){
//减法
counttext1.setText(num1+"-"+num2);
result = num1-num2;
op_fen=String.valueOf(result);
}
else if(sign == 2){
//乘法
counttext1.setText(num1+"x"+num2);
result = num1*num2;
op_fen=String.valueOf(result);
}
else{
//除法
counttext1.setText(num1+"÷"+num2);
//除不尽 化为分数
if((num1%num2)!=0)
{
g=div_cl(num1, num2);
fen_cl(num1,num2,g);
}
else
{
result = num1/num2;
op_fen=String.valueOf(result);
}
}
}
public void dotitle3() //分数加减实现
{
int z_num1=0; //第一个数分子
z_num1=(int)(1+Math.random()*30); //0-30随机数
int m_num1=0; //第一个数分母
m_num1=(int)(1+Math.random()*30); //0-30随机数
int z_num2=0; //第二个数分子
z_num2=(int)(1+Math.random()*30);
int m_num2=0; //第二个数分母
m_num2=(int)(1+Math.random()*30);
Random r=new Random(); //默认当前系统时间的毫秒数作为种子数
int sign=r.nextInt(4); //符号随机数的上限为4(不包括)
int sum_z=0;
int sum_m=0;
int g=0; //公约数
if(sign == 0){ //分数加法
counttext1.setText(z_num1+"/"+m_num1+"+"+z_num2+"/"+m_num2);
sum_z=z_num1*m_num2+z_num2*m_num1;
sum_m=m_num1*m_num2;
//求分子分母最大公约数
g=div_cl(sum_z,sum_m);
//化简为最简真分数
fen_cl(sum_z,sum_m,g);
}
else if(sign == 1) //减法
{
counttext1.setText(z_num1+"/"+m_num1+"-"+z_num2+"/"+m_num2);
sum_z=(z_num1*m_num2)-(z_num2*m_num1);
while(sum_z<0)
{
//重新生成
z_num1=(int)(1+Math.random()*30); //0-30随机数
m_num1=(int)(1+Math.random()*30); //0-30随机数
z_num2=(int)(1+Math.random()*30);
m_num2=(int)(1+Math.random()*30);
sum_z=(z_num1*m_num2)-(z_num2*m_num1);
}
sum_m=m_num1*m_num2;
g=div_cl(sum_z, sum_m);
fen_cl(sum_z, sum_m, g);
}
else if(sign == 2) //乘法
{
counttext1.setText(z_num1+"/"+m_num1+"x"+z_num2+"/"+m_num2);
sum_z=z_num1*z_num2;
sum_m=m_num2*m_num1;
g=div_cl(sum_z, sum_m);
fen_cl(sum_z, sum_m, g);
}
else //除法
{
counttext1.setText(z_num1+"/"+m_num1+"÷"+z_num2+"/"+m_num2);
sum_z=z_num1*m_num2;
sum_m=z_num2*m_num1;
g=div_cl(sum_z, sum_m);
fen_cl(sum_z, sum_m, g);
}
}
//求公约数
public int div_cl(int x,int y)
{
int t;
while(y!=0)
{
t=x%y;
x=y;
y=t;
}
return x;
}
//分数表示
public void fen_cl(int a,int b,int g)
{
String s_z,s_m;
if(g==1)
{
if(a!=b)
{
s_z=String.valueOf(a);
s_m=String.valueOf(b);
op_fen=s_z+"/"+s_m; //表达式
}
else
{
s_z=String.valueOf(1);
op_fen=s_z;
}
}
else
{
int x=a/g;
int y=b/g;
if(y==1)
{
s_z=String.valueOf(x);
op_fen=s_z;
}
else
{
s_z=String.valueOf(x);
s_m=String.valueOf(y);
op_fen=s_z+"/"+s_m; //表达式
}
}
}
public void dotitle4()
{
//产生括号的计算式(三个数)
int num1=0;
int num2=0;
int num3=0;
int ch=0; //情况选择
//String op_yun; //保存表达式
num1=(int)(1+Math.random()*30); //0-30随机数
num2=(int)(1+Math.random()*30);
num3=(int)(1+Math.random()*30);
int g=0; //公约数
Random r=new Random(); //默认当前系统时间的毫秒数作为种子数
int sign1=r.nextInt(4); //符号随机数的上限为4(不包括)
ch=r.nextInt(2); //判断是否有括号
int sign2=r.nextInt(4);
if(ch==1)
{
counttext1.setText("("+num1+OP(sign1)+num2+")"+OP(sign2)+num3);
if(OP(sign1)!="÷")
{
if(OP(sign2)!="÷")
{
result=yunsuan1((yunsuan1(num1,num2,sign1)),num3,sign2);
op_fen=String.valueOf(result);
}
else
{
int x=yunsuan1(num1,num2,sign1);
g=div_cl(x,num3);
fen_cl(x,num3,g);
}
}
else
{
//看成两个分数的运算
g=div_cl(num1,num2);
yunsuan2(num1,num2,num3,1,sign2,g);
}
}
else
{
counttext1.setText(num1+OP(sign1)+"("+num2+OP(sign2)+num3+")");
if(OP(sign2)!="÷")
{
if(OP(sign1)!="÷")
{
result=yunsuan1(num1,(yunsuan1(num2,num3,sign2)),sign1);
op_fen=String.valueOf(result);
}
else
{
int x=yunsuan1(num2,num3,sign1);
g=div_cl(num1,x);
fen_cl(num1,x,g);
}
}
else
{
//看成两个分数的运算
g=div_cl(num2,num3);
yunsuan2(num1,1,num2,num3,sign1,g);
}
}
}
public String OP(int k)
{
return op_fu[k];
}
//运算
public void yunsuan2(int z_num1,int m_num1,int z_num2,int m_num2,int sign ,int g)
{
int sum_z=0;
int sum_m=0;
if(sign == 0){ //分数加法
sum_z=z_num1*m_num2+z_num2*m_num1;
sum_m=m_num1*m_num2;
//求分子分母最大公约数
g=div_cl(sum_z,sum_m);
//化简为最简真分数
fen_cl(sum_z,sum_m,g);
}
else if(sign == 1) //减法
{
sum_z=(z_num1*m_num2)-(z_num2*m_num1);
while(sum_z<0)
{
//重新生成
z_num1=(int)(1+Math.random()*30); //0-30随机数
m_num1=(int)(1+Math.random()*30); //0-30随机数
z_num2=(int)(1+Math.random()*30);
m_num2=(int)(1+Math.random()*30);
sum_z=(z_num1*m_num2)-(z_num2*m_num1);
}
sum_m=m_num1*m_num2;
g=div_cl(sum_z, sum_m);
fen_cl(sum_z, sum_m, g);
}
else if(sign == 2) //乘法
{
sum_z=z_num1*z_num2;
sum_m=m_num2*m_num1;
g=div_cl(sum_z, sum_m);
fen_cl(sum_z, sum_m, g);
}
else //除法
{
sum_z=z_num1*m_num2;
sum_m=z_num2*m_num1;
g=div_cl(sum_z, sum_m);
fen_cl(sum_z, sum_m, g);
}
}
public int yunsuan1(int num1,int num2,int sign)
{
if(sign == 0){
//加法
return num1+num2;
}else if(sign == 1){
//减法
return num1*num2;
}
else if(sign == 2){
//乘法
return num1*num2;
}
else{
//除法
if(num1%num2==0)
return num1/num2;
else
{
return 0xffff;
}
}
}
}homeactivity.java
package com.team.randomcal;
import android.app.Activity;
import android.content.Intent;
import android.os.Bundle;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
public class homeactivity extends Activity {
private Button startbtn,aboutbtn,exitbtn;
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.home_footbar_layout);
SysApplication.getInstance().addActivity(this);
InitButton(); //初始化按钮
//开始游戏
startbtn.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View arg0) {
// TODO Auto-generated method stub
Intent intent = new Intent();
intent.setClass(homeactivity.this, selectActivity.class);
startActivity(intent);
}
});
//关于信息
//退出游戏
exitbtn.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View arg0) {
// TODO Auto-generated method stub
//退出整个应用程序
SysApplication.getInstance().exit();
}
});
}
public void InitButton()
{
startbtn=(Button)findViewById(R.id.start_app);
aboutbtn=(Button)findViewById(R.id.about_game);
exitbtn=(Button)findViewById(R.id.exit_app);
}
}selectActivity.java
package com.team.randomcal;
import android.app.Activity;
import android.content.Intent;
import android.os.Bundle;
import android.view.View;
import android.view.View.*;
import android.widget.Button;
public class selectActivity extends Activity {
private Button simplebtn,adbtn,rabtn,diffbtn;
protected void onCreate(Bundle savedInstanceState)
{
super.onCreate(savedInstanceState);
setContentView(R.layout.select_layout);
SysApplication.getInstance().addActivity(this);
InitButton(); //初始化按钮
//入门按钮事件
simplebtn.setOnClickListener(new OnClickListener()
{
@Override
public void onClick(View v) {
// TODO Auto-generated method stub
//向下一个传递参数
String data="easy";
Intent intent=new Intent();
intent.setClass(selectActivity.this, countActivity.class);
intent.putExtra("info", data);
startActivity(intent);
}
}
);
//进阶按钮
adbtn.setOnClickListener(new OnClickListener()
{
@Override
public void onClick(View v) {
// TODO Auto-generated method stub
//向下一个传递参数
String data="advance";
Intent intent=new Intent();
intent.setClass(selectActivity.this, countActivity.class);
intent.putExtra("info", data);
startActivity(intent);
}
}
);
//提升按钮
rabtn.setOnClickListener(new OnClickListener()
{
@Override
public void onClick(View v) {
// TODO Auto-generated method stub
//向下一个传递参数
String data="raise";
Intent intent=new Intent();
intent.setClass(selectActivity.this, countActivity.class);
intent.putExtra("info", data);
startActivity(intent);
}
}
);
//困难按钮
diffbtn.setOnClickListener(new OnClickListener()
{
@Override
public void onClick(View v) {
// TODO Auto-generated method stub
//向下一个传递参数
String data="difficult";
Intent intent=new Intent();
intent.setClass(selectActivity.this, countActivity.class);
intent.putExtra("info", data);
startActivity(intent);
}
}
);
}
//初始化按钮
public void InitButton()
{
simplebtn=(Button)findViewById(R.id.easy);
adbtn=(Button)findViewById(R.id.advance);
rabtn=(Button)findViewById(R.id.raise1);
diffbtn=(Button)findViewById(R.id.different);
}
}SysApplication.java
package com.team.randomcal;
import java.util.LinkedList;
import java.util.List;
import android.app.Activity;
import android.app.AlertDialog;
import android.app.Application;
import android.content.DialogInterface;
import android.content.Intent;
public class SysApplication extends Application {
private List<Activity> mList = new LinkedList<Activity>();
private static SysApplication instance;
private SysApplication() {
}
public synchronized static SysApplication getInstance() {
if (null == instance) {
instance = new SysApplication();
}
return instance;
}
// add Activity
public void addActivity(Activity activity) {
mList.add(activity);
}
public void exit() {
try {
for (Activity activity : mList) {
if (activity != null)
activity.finish();
}
} catch (Exception e) {
e.printStackTrace();
} finally {
System.exit(0);
}
}
public void onLowMemory() {
super.onLowMemory();
System.gc();
}
}UI源代码：
activity_main.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:background="#F3F3F3" > <WebView android:id="@+id/runWebView" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_centerHorizontal="true" android:layout_centerVertical="true" /> <TextView android:id="@+id/fullscreen_content" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_below="@+id/runWebView" android:layout_centerHorizontal="true" android:gravity="center" android:keepScreenOn="true" android:text="正在加载请等待..." android:textColor="#33b5e5" android:textSize="30sp" android:textStyle="bold" /> </RelativeLayout>
countlayout.xml
<?xml version="1.0" encoding="utf-8"?> <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" android:layout_width="match_parent" android:layout_height="match_parent" android:orientation="vertical" > <LinearLayout android:layout_width="match_parent" android:layout_height="147dp" android:background="@drawable/bk0" android:orientation="vertical" > <LinearLayout android:layout_width="match_parent" android:layout_height="wrap_content" > <TextView android:id="@+id/count_text1" android:layout_width="match_parent" android:layout_height="73dp" android:gravity="center_vertical" android:textSize="33sp" /> </LinearLayout> <LinearLayout android:layout_width="match_parent" android:layout_height="wrap_content" android:layout_gravity="center_horizontal" > <TextView android:id="@+id/count_text2" android:layout_width="match_parent" android:layout_height="82dp" android:layout_gravity="right|center_vertical" android:textSize="40sp" /> </LinearLayout> </LinearLayout> <LinearLayout android:layout_width="match_parent" android:layout_height="78dp" > <Button android:id="@+id/b1" android:layout_width="0dp" android:layout_height="fill_parent" android:layout_weight="1.0" android:layout_marginLeft="3dp" android:background="@drawable/s1" android:text="@string/one" android:textSize="40sp" /> <Button android:id="@+id/b2" android:layout_width="0dp" android:layout_height="fill_parent" android:layout_weight="1.0" android:layout_marginLeft="5dp" android:background="@drawable/s2" android:text="@string/two" android:textSize="40sp" /> <Button android:id="@+id/b3" android:layout_width="0dp" android:layout_height="fill_parent" android:layout_weight="1.0" android:layout_marginLeft="5dp" android:layout_marginRight="2dp" android:background="@drawable/s3" android:text="@string/three" android:textSize="40sp" /> <Button android:id="@+id/b10" android:layout_width="0dp" android:layout_height="fill_parent" android:layout_marginLeft="5dp" android:layout_weight="1.0" android:background="@drawable/sc" android:text="@string/back" android:textSize="40sp" /> </LinearLayout> <LinearLayout android:layout_width="match_parent" android:layout_height="79dp" > <Button android:id="@+id/b4" android:layout_width="0dp" android:layout_height="fill_parent" android:layout_weight="1.0" android:background="@drawable/s4" android:text="@string/four" android:textSize="40sp" /> <Button android:id="@+id/b5" android:layout_width="0dp" android:layout_height="fill_parent" android:layout_weight="1.0" android:background="@drawable/s5" android:text="@string/five" android:textSize="40sp" /> <Button android:id="@+id/b6" android:layout_width="0dp" android:layout_height="fill_parent" android:layout_weight="1.0" android:background="@drawable/s6" android:text="@string/six" android:textSize="40sp" /> <Button android:id="@+id/b11" android:layout_width="0dp" android:layout_height="fill_parent" android:layout_weight="1.0" android:background="@drawable/sp" android:text="@string/point" android:textSize="40sp" /> </LinearLayout> <LinearLayout android:layout_width="match_parent" android:layout_height="78dp" > <Button android:id="@+id/b7" android:layout_width="0dp" android:layout_height="fill_parent" android:layout_weight="1.0" android:background="@drawable/s7" android:text="@string/seven" android:textSize="40sp" /> <Button android:id="@+id/b8" android:layout_width="0dp" android:layout_height="fill_parent" android:layout_weight="1.0" android:background="@drawable/s8" android:text="@string/eight" android:textSize="40sp" /> <Button android:id="@+id/b9" android:layout_width="0dp" android:layout_height="fill_parent" android:layout_weight="1.0" android:background="@drawable/s9" android:text="@string/nine" android:textSize="40sp" /> <Button android:id="@+id/b12" android:layout_width="0dp" android:layout_height="fill_parent" android:layout_weight="1.0" android:background="@drawable/sp" android:text="@string/minus" android:textSize="40sp" /> </LinearLayout> <LinearLayout android:layout_width="match_parent" android:layout_height="match_parent" > <Button android:id="@+id/b13" android:layout_width="0dp" android:layout_height="fill_parent" android:layout_weight="1.0" android:background="@drawable/sp" android:text="@string/diagonal" android:textSize="40sp" /> <Button android:id="@+id/b0" android:layout_width="0dp" android:layout_height="fill_parent" android:layout_weight="1.0" android:background="@drawable/s0" android:text="@string/zero" android:textSize="40sp" /> <Button android:id="@+id/b15" android:layout_width="0dp" android:layout_height="fill_parent" android:layout_weight="1.0" android:background="@drawable/sf" android:text="@string/affirm" android:textSize="40sp" /> </LinearLayout> </LinearLayout>
home_footbar_layout.xml
<?xml version="1.0" encoding="utf-8"?> <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" android:id="@+id/LinearLayout1" android:layout_width="fill_parent" android:layout_height="fill_parent" android:orientation="vertical" > <LinearLayout android:layout_width="match_parent" android:layout_height="50dp" android:background="@drawable/bottom_bg" > <LinearLayout android:id="@+id/bottom_home_layout_ly" android:layout_width="64dip" android:layout_height="match_parent" android:layout_marginTop="4dip" android:layout_weight="1" android:background="@drawable/home_bottom_style" android:orientation="vertical" > <ImageView android:id="@+id/home_bottom_home_bn" android:layout_width="28dip" android:layout_height="28dip" android:layout_gravity="center" android:background="@drawable/bottom_home_bn_style" /> <TextView android:id="@+id/home_bottom_home_tv" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_gravity="center" android:gravity="center_horizontal" android:paddingTop="2dip" android:text="@string/home_tv" android:textColor="@android:color/white" android:textSize="10dip" android:textStyle="bold" /> </LinearLayout> 1 <LinearLayout android:id="@+id/bottom_cam_layout_ly" android:layout_width="64dip" android:layout_height="match_parent" android:layout_marginTop="4dip" android:layout_weight="1" android:background="@drawable/home_bottom_style" android:orientation="vertical" > <ImageView android:id="@+id/home_bottom_cam_bn" android:layout_width="43dip" android:layout_height="33dip" android:layout_gravity="center" android:layout_marginTop="5dip" android:background="@drawable/bottom_cam_bn_style" /> </LinearLayout> <LinearLayout android:id="@+id/bottom_shopping_layout_ly" android:layout_width="64dip" android:layout_height="match_parent" android:layout_marginTop="4dip" android:layout_weight="1" android:background="@drawable/home_bottom_style" android:orientation="vertical" > <ImageView android:id="@+id/home_bottom_shopping_bn" android:layout_width="28dip" android:layout_height="30dip" android:layout_gravity="center" android:background="@drawable/bottom_shopping_bn_style" /> <TextView android:id="@+id/home_bottom_shopping_tv" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_gravity="center" android:gravity="center_horizontal" android:paddingTop="2dip" android:text="@string/shopping_tv" android:textColor="@android:color/white" android:textSize="10dip" android:textStyle="bold" /> </LinearLayout> <LinearLayout android:id="@+id/bottom_show_layout_ly" android:layout_width="64dip" android:layout_height="match_parent" android:layout_marginTop="4dip" android:layout_weight="1" android:background="@drawable/home_bottom_style" android:orientation="vertical" > <ImageView android:id="@+id/home_bottom_show_bn" android:layout_width="28dip" android:layout_height="30dip" android:layout_gravity="center" android:background="@drawable/bottom_show_bn_style" /> <TextView android:id="@+id/home_bottom_show_tv" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_gravity="center" android:paddingTop="2dip" android:text="@string/show_tv" android:textColor="@android:color/white" android:textSize="10dip" android:textStyle="bold" /> </LinearLayout> </LinearLayout> <RelativeLayout android:id="@+id/RelativeLayout1" android:layout_width="match_parent" android:layout_height="match_parent" android:layout_marginTop="0dp" android:background="@drawable/g122" android:orientation="vertical" > <Button android:id="@+id/start_app" android:layout_width="200dp" android:layout_height="60dp" android:layout_alignParentLeft="true" android:layout_alignParentTop="true" android:layout_marginLeft="60dp" android:layout_marginTop="50dp" android:background="@drawable/y1" android:paddingLeft="50dp" android:text="@string/start_game" android:textSize="28sp" /> <Button android:id="@+id/about_game" android:layout_width="200dp" android:layout_height="60dp" android:layout_alignParentLeft="true" android:layout_below="@+id/start_app" android:layout_marginLeft="60dp" android:layout_marginTop="50dp" android:background="@drawable/y1" android:paddingLeft="50dp" android:text="@string/about" android:textSize="28sp" /> <Button android:id="@+id/exit_app" android:layout_width="200dp" android:layout_height="60dp" android:layout_alignParentLeft="true" android:layout_below="@+id/about_game" android:layout_marginLeft="60dp" android:layout_marginTop="50dp" android:background="@drawable/y1" android:paddingLeft="50dp" android:text="@string/exit_game" android:textSize="28sp" /> <ImageView android:id="@+id/imageView2" android:layout_width="50dp" android:layout_height="50dp" android:layout_alignBottom="@+id/about_game" android:layout_alignLeft="@+id/about_game" android:layout_alignRight="@+id/imageView1" android:layout_alignTop="@+id/about_game" android:src="@drawable/g10" /> <ImageView android:id="@+id/imageView1" android:layout_width="60dp" android:layout_height="60dp" android:layout_alignLeft="@+id/start_app" android:layout_alignTop="@+id/start_app" android:paddingLeft="5dp" android:src="@drawable/g0" /> <ImageView android:id="@+id/imageView3" android:layout_width="50dp" android:layout_height="50dp" android:layout_alignBottom="@+id/exit_app" android:layout_alignLeft="@+id/exit_app" android:layout_alignRight="@+id/imageView2" android:layout_alignTop="@+id/exit_app" android:src="@drawable/s20" /> </RelativeLayout> </LinearLayout>
select_layout.xml
<?xml version="1.0" encoding="utf-8"?> <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" android:id="@+id/LinearLayout1" android:layout_width="match_parent" android:layout_height="match_parent" android:background="@drawable/b2" android:orientation="vertical" > <LinearLayout android:layout_width="match_parent" android:layout_height="70dp" android:layout_marginTop="50dp" > <Button android:id="@+id/easy" android:layout_width="200dp" android:layout_height="fill_parent" android:layout_marginLeft="60dp" android:background="@drawable/y1" android:text="@string/simple" android:textSize="40sp" /> </LinearLayout> <LinearLayout android:layout_width="match_parent" android:layout_height="70dp" android:layout_marginTop="20dp" > <Button android:id="@+id/advance" android:layout_width="200dp" android:layout_height="fill_parent" android:layout_marginLeft="60dp" android:background="@drawable/y1" android:text="@string/general" android:textSize="40sp" /> </LinearLayout> <LinearLayout android:layout_width="match_parent" android:layout_height="70dp" android:layout_marginTop="20dp" > <Button android:id="@+id/raise1" android:layout_width="200dp" android:layout_height="fill_parent" android:layout_marginLeft="60dp" android:background="@drawable/y1" android:text="@string/more_difficult" android:textSize="40sp" /> </LinearLayout> <LinearLayout android:layout_width="match_parent" android:layout_height="70dp" android:layout_marginTop="20dp" > <Button android:id="@+id/different" android:layout_width="200dp" android:layout_height="fill_parent" android:layout_marginLeft="60dp" android:background="@drawable/y1" android:text="@string/difficult" android:textSize="40sp" /> </LinearLayout> </LinearLayout>
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