android：Button添加图片

[size=medium]在button上添加图片:[/size]


<Button 
      android:id="@+id/more_new_verson" 
      android:gravity="center_vertical"  
      android:paddingLeft="10dip" 
      android:paddingRight="18dip"  
      android:background="@drawable/btn_rect_bottom_bg"  
      android:layout_width="fill_parent" 
      android:layout_height="wrap_content"  
      style="@style/settingTextView" 
      android:drawableRight="@drawable/right_to_blue"  
      android:drawableLeft="@drawable/more_update"
      android:text="@string/more_title_update"
      />  

      <!-- point
          android:drawableRight="@drawable/right_to_blue"  
          android:drawableLeft="@drawable/more_update"    -->

[size=medium]可以实现在button的左边以及右边添加图片的效果。[/size]