接續文章1的主activity,新增兩個按鈕一個是刪除,一個是恢復而後添加事件,代碼以下:java
@SuppressLint("Recycle") @Override public void onClick(View v) { // TODO Auto-generated method stub FragmentTransaction trx = getSupportFragmentManager() .beginTransaction(); switch (v.getId()) { case R.id.sbutton1: trx.hide(fragmentno1).commit(); Toast.makeText(getApplicationContext(), "刪除", Toast.LENGTH_LONG) .show(); break; case R.id.sbutton2: trx.show(fragmentno1).commit(); Toast.makeText(getApplicationContext(), "恢復", Toast.LENGTH_LONG) .show(); break; default: break; } }