Android 身高计算

     

package app.test;

import android.app.Activity;
import android.app.AlertDialog; 
import android.app.AlertDialog.Builder;
import android.os.Bundle;
import android.view.View;
import android.widget.*; 
import android.content.DialogInterface;
import android.content.Intent;
import android.graphics.Color;

public class test extends Activity
{
    
    /** Called when the activity is first created. */
     private Button mButton;
     private EditText fEeditText;
     private EditText mEeditText;
     private RadioGroup mRadioGroup; 
     private double fheight;
     private double mheight;
     private String Sex; 
    @Override
    public void onCreate(Bundle savedInstanceState) {
        
        super.onCreate(savedInstanceState);
        setContentView(R.layout.main);
        
        
        mButton=(Button)findViewById(R.id.confirm);
        fEeditText=(EditText)findViewById(R.id.fheigt);
        mEeditText=(EditText)findViewById(R.id.mheigt);
        mButton.setOnClickListener(new Button.OnClickListener()  
             {  
               @Override 
               public void onClick(View v)  
               {  
                 // TODO Auto-generated method stub  

                  
                     if(fEeditText.getText().toString().length()<1)
                     {
                       Builder adia=new AlertDialog.Builder(test.this);
                       adia.setMessage("请輸入父亲的身高");
                       adia.setTitle("提示");
                       adia.setNeutralButton("确定", new DialogInterface.OnClickListener() {
                                                  @Override
                                                   public void onClick(DialogInterface dialog, int which) {
                                                   // TODO Auto-generated method stub
                                                      fEeditText.setHighlightColor(Color.RED);
                                                   }
                                         });
                       
                                  adia.show();
                                    return;
                     }
                     if(mEeditText.getText().toString().length()<1)
                     {
                       Builder adia=new AlertDialog.Builder(test.this);
                       adia.setMessage("请输入母亲的身高");
                       adia.setTitle("提示");
                       adia.setNeutralButton("确定", new DialogInterface.OnClickListener() {
                                                  @Override
                                                   public void onClick(DialogInterface dialog, int which) {
                                                   // TODO Auto-generated method stub
                                                      mEeditText.setHighlightColor(Color.RED);
                                                   }
                                         });
                       
                                  adia.show();
                                    return;
                     }
                     
                     mRadioGroup=(RadioGroup)findViewById(R.id.sex);
                     if(mRadioGroup.getCheckedRadioButtonId()==R.id.F)
                     {Sex="女孩";}
                     else
                     {
                       Sex="男孩";
                     }
                     
                     Intent intent=new Intent();
                     intent.setClass(test.this,result.class);

                    fheight=Double.parseDouble(fEeditText.getText().toString());
                    mheight=Double.parseDouble(mEeditText.getText().toString());
                      Bundle bun=new Bundle();
                      bun.putDouble("fheight", fheight);
                      bun.putDouble("mheight", mheight);
                     bun.putString("Sex", Sex);
                    intent.putExtras(bun);
                   
                     startActivity(intent);
                      finish();
                
                  //  BundleObject.this.finish();
               }  
             }); 
    
    }

  
  

        

}
  
    
    
    
    
    
    
    
    


            

package app.test;

import java.text.DecimalFormat;
import java.text.NumberFormat;

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

public class result extends Activity {
    String Sex;
    double    fheight; 
    double    mheight;
    double  cheight;
    private TextView mTextView01; 
    @Override
    public void onCreate(Bundle savedInstanceState) {
        
        super.onCreate(savedInstanceState);
        setContentView(R.layout.mainlayout);
        Bundle bun=this.getIntent().getExtras();
        Sex=bun.getString("Sex");
        fheight=bun.getDouble("fheight");
        mheight=bun.getDouble("mheight");
        mTextView01=(TextView)findViewById(R.id.TextView01);
        NumberFormat formatter=new DecimalFormat("0.00");
        

        if(Sex.equals("女孩"))
        {  
            cheight=(fheight*0.923+mheight)/2;

            mTextView01.setText(Sex+"身高预测为 :"+formatter.format(cheight));
         }
        else
        {
             cheight=(fheight+mheight)*1.08/2;

            mTextView01.setText(Sex+"身高预测为:"+formatter.format(cheight));
        }
        
        
        Button mButton = (Button)findViewById(R.id.ButtonReturn);
        mButton.setOnClickListener(new Button.OnClickListener()  
        {  
          @Override 
          public void onClick(View v)  
          {  
                Intent intent=new Intent();
                intent.setClass(result.this,test.class);
                startActivity(intent);
                finish();
           
          }
        });
        
    }
}

main.xml

<?xml version="1.0" encoding="utf-8"?>
<AbsoluteLayout
android:id="@+id/widget0"
android:layout_width="fill_parent"
android:layout_height="fill_parent"
xmlns:android="http://schemas.android.com/apk/res/android"
>
<TextView
android:id="@+id/widget28"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="子女身高计算"
android:layout_x="76px"
android:layout_y="16px">
</TextView>
<TextView
android:id="@+id/widget29"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="性别"
android:layout_x="22px"
android:layout_y="54px"
>
</TextView>
<RadioGroup
android:id="@+id/sex"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_x="67px"
android:layout_y="45px"  
android:gravity="center_horizontal"
android:orientation="horizontal"
>
 <RadioButton 
        android:id="@+id/M" 
        android:checked="true" 
        android:layout_width="wrap_content"  
        android:layout_height="wrap_content" 
        android:text="男" />
 <RadioButton 
        android:id="@+id/F" 
        android:checked="false" 
        android:layout_width="wrap_content"  
        android:layout_height="wrap_content" 
        android:text="女"

        />
</RadioGroup>


<TextView
android:id="@+id/widget31"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="父亲身高(cm)"
android:layout_x="0px"
android:layout_y="89px"
>
</TextView>
<EditText
android:id="@+id/fheigt"
android:layout_width="200px"
android:layout_height="40px"
android:text=""
android:numeric="decimal"
android:textSize="18sp"
android:layout_x="96px"
android:layout_y="85px"
>
</EditText>

<TextView
android:id="@+id/widget31"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="母亲身高(cm)"
android:layout_x="0px"
android:layout_y="129px"
>
</TextView>
<EditText
android:id="@+id/mheigt"
android:layout_width="200px"
android:layout_height="40px"
android:text=""
android:numeric="decimal"
android:textSize="18sp"
android:layout_x="96px"
android:layout_y="129px"
>
</EditText>



<Button
android:id="@+id/confirm"
android:layout_width="105px"
android:layout_height="wrap_content"
android:text="计算"
android:layout_x="122px"
android:layout_y="182px"
>
</Button>
</AbsoluteLayout>

mainlayout.xml

<?xml version="1.0" encoding="UTF-8"?>
<AbsoluteLayout
android:id="@+id/widget0"
android:layout_width="fill_parent"
android:layout_height="fill_parent"
xmlns:android="http://schemas.android.com/apk/res/android"
>
<TextView
android:id="@+id/TextView01"
android:layout_width="wrap_content"
android:layout_height="18px" 
>
</TextView>

<Button
android:id="@+id/ButtonReturn"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_x="137px"
android:layout_y="120px"
android:text="返回"
>
</Button>
</AbsoluteLayout>