personalwallet.java

一个简单的android手机程序

package com.android;

import android.app.Activity;
import android.content.Intent;
import android.os.Bundle;
import android.view.Menu;
import android.view.MenuItem;

public class PersonalWallet extends Activity {
	
    public final int ADD_ID=Menu.FIRST;
    public final int SEL_ID=Menu.FIRST+1;
    public final int EXIT=Menu.FIRST+2;
    
    /** Called when the activity is first created. */
    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.main);
    }
    
    /**
     * ADD Menu 
     */
    @Override
    public boolean onCreateOptionsMenu(Menu menu){
    	super.onCreateOptionsMenu(menu);
    	
    	menu.add(0, ADD_ID, 0, R.string.ADD_ITEM);
    	menu.add(0, SEL_ID, 1, R.string.SEL_ITEM);
    	menu.add(0, EXIT, 2, R.string.EXIT);
    	return true;
    }
    
    /**
     * Add Listener
     */
    @Override
    public boolean onOptionsItemSelected(MenuItem item){
        switch (item.getItemId()){
        case ADD_ID: Intent i = new Intent(this, AddWallet.class);
                     startActivityForResult(i,RESULT_OK);
                     break;
        case SEL_ID: Intent j = new Intent(this, QuryMain.class);
                     startActivityForResult(j,RESULT_OK);
                     break;
        case EXIT:   this.finish();
                     break;
        }
    	return super.onOptionsItemSelected(item);
    }
}