安卓小事件之点击反应事件

画廊控件之图片单击事件

private Gallery i;

i.setOnItemClickListener(new OnItemClickListener(){        public void onItemClick(AdapterView<?>arg0,View arg1,int arg2,long arg3){            Toast.makeText(MainActivity.this, "点击了第"+(arg2+1)+"张图片",            Toast.LENGTH_LONG).show();            }        });