//filename: RegularActivity.java
public class RegularActivity extends Activity
{
   private final String tag = "RegularActivity";
   @Override
   public void onCreate(Bundle savedInstanceState) {
      super.onCreate(savedInstanceState);
      setContentView(R.layout.main);
   }
   @Override
   public boolean onCreateOptionsMenu(Menu menu)
   {
      //call the parent to attach any system level menus
      super.onCreateOptionsMenu(menu);
      MenuInflater inflater = getMenuInflater(); //from activity
      inflater.inflate(R.menu.main_menu, menu);
      return true;
   }
   @Override
   public boolean onOptionsItemSelected(MenuItem item)
   {
      appendMenuItemText(item);
      if (item.getItemId() == R.id.menu_clear) {
         this.emptyText();
         return true;
      }
      if (item.getItemId() == R.id.mid_no_search) {
         this.invokeNoSearchActivity();
         return true;
      }
      if (item.getItemId() == R.id.mid_local_search) {
         this.invokeLocalSearchActivity();
         return true;
      }
      if (item.getItemId() == R.id.mid_invoke_search) {
         this.invokeSearchInvokerActivity();
         return true;
      }
      return true;
   }
   private TextView getTextView()
   {
      return (TextView)this.findViewById(R.id.text1);
   }
   private void appendMenuItemText(MenuItem menuItem)
   {
      String title = menuItem.getTitle().toString();
      TextView tv = getTextView();
      tv.setText(tv.getText() + "\n" + title);
   }
   private void emptyText()
   {
      TextView tv = getTextView();
      tv.setText("");
   }
   private void invokeNoSearchActivity()
   {
      Intent intent = new Intent(this,NoSearchActivity.class);
      startActivity(intent);
   }
   private void invokeSearchInvokerActivity()
   {
      Intent intent = new Intent(this,SearchInvokerActivity.class);
      startActivity(intent);
   }
   private void invokeLocalSearchActivity()
   {
      Intent intent = new Intent(this,LocalSearchEnabledActivity.class);
      startActivity(intent);
   }
}