Android Menu菜单的编写及事件响应

效果图：

 

 

 

 
  package com.example.optionmenu; 
  
 
  
 
  import com.example.optionmenu.R.id; 
  
 
  import com.example.optionmenu.R.string; 
  
 
  
 
  import android.os.Bundle; 
  
 
  import android.app.Activity; 
  
 
  import android.view.Menu; 
  
 
  import android.view.MenuItem; 
  
 
  import android.widget.Toast; 
  
 
  
 
  public  
  class MainActivity  
  extends Activity { 
  
 
  
    @Override 
  
     
  public  
  void onCreate(Bundle savedInstanceState) { 
  
         
  super.onCreate(savedInstanceState); 
  
        setContentView(R.layout.activity_main); 
  
    } 
  
 
  
    @Override 
  
     
  public  
  boolean onCreateOptionsMenu(Menu menu) { 
  
        getMenuInflater().inflate(R.menu.activity_main, menu); 
  
         
  return  
  true; 
  
    } 
  
 
  
    @Override 
  
     
  public  
  boolean onMenuItemSelected( 
  int featureId, MenuItem item) { 
  
         
  switch (item.getItemId()) { 
  
         
  case id.itemAdd: 
  
            Toast.makeText(getApplicationContext(), string.itemAddSelect, Toast.LENGTH_SHORT).show(); 
  
             
  break; 
  
         
  case id.itemEdit: 
  
            Toast.makeText(getApplicationContext(), string.itemEditSelect, Toast.LENGTH_SHORT).show(); 
  
             
  break; 
  
         
  case id.itemDel: 
  
            Toast.makeText(getApplicationContext(), string.itemDelSelect, Toast.LENGTH_SHORT).show(); 
  
             
  break; 
  
         
  case id.itemShare: 
  
            Toast.makeText(getApplicationContext(), string.itemShareSelect, Toast.LENGTH_SHORT).show(); 
  
             
  break; 
  
         
  case id.itemHelp: 
  
            Toast.makeText(getApplicationContext(), string.itemHelpSelect, Toast.LENGTH_SHORT).show(); 
  
             
  break; 
  
         
  case id.itemAbout: 
  
            Toast.makeText(getApplicationContext(), string.itemAboutSelect, Toast.LENGTH_SHORT).show(); 
  
             
  break;         
  
        }         
  
         
  return  
  false; 
  
    } 
  
 
  
     
  
} 
 

 /Files/jxgxy/OptionMenu.rar