Android 身高计算

代码

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();
               }
             });

    }

}

代码

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

代码

<? 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

代码

<? 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 >

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