Android 开发程序锁应用简单实例

 class MyAdapter extends BaseAdapter{ private boolean isLock; /** * @param isLock  用于区分已加锁和未加锁应用的标示  true已加锁数据适配器  false未加锁数据适配器 */ public MyAdapter(boolean isLock) { this.isLock = isLock; } @Override public int getCount() { if(isLock){ tv_lock.setText("已加锁应用:"+mLockList.size()); return mLockList.size(); }else{ tv_unlock.setText("未加锁应用:"+mUnLockList.size()); return mUnLockList.size(); } } @Override public AppInfo getItem(int position) { if(isLock){ return mLockList.get(position); }else{ return mUnLockList.get(position); } } @Override public long getItemId(int position) { return position; } @Override public View getView(int position, View convertView, ViewGroup parent) { ViewHolder holder = null; if(convertView == null){ convertView = View.inflate(getApplicationContext(), R.layout.listview_islock_item, null); holder = new ViewHolder(); holder.iv_icon = (ImageView) convertView.findViewById(R.id.iv_icon); holder.tv_name = (TextView) convertView.findViewById(R.id.tv_name); holder.iv_lock = (ImageView) convertView.findViewById(R.id.iv_lock); convertView.setTag(holder); }else{ holder = (ViewHolder) convertView.getTag(); } final AppInfo appInfo = getItem(position); final View animationView = convertView; holder.iv_icon.setBackgroundDrawable(appInfo.icon); holder.tv_name.setText(appInfo.name); if(isLock){ holder.iv_lock.setBackgroundResource(R.drawable.lock); }else{ holder.iv_lock.setBackgroundResource(R.drawable.unlock); } holder.iv_lock.setOnClickListener(new OnClickListener() { @Override public void onClick(View v) { //添加动画效果,动画默认是非阻塞的,所以执行动画的同时,动画以下的代码也会执行 animationView.startAnimation(mTranslateAnimation);//500毫秒 //对动画执行过程做事件监听,监听到动画执行完成后,再去移除集合中的数据,操作数据库,刷新界面 mTranslateAnimation.setAnimationListener(new AnimationListener() { @Override public void onAnimationStart(Animation animation) { //动画开始的是调用方法 } @Override public void onAnimationRepeat(Animation animation) { //动画重复时候调用方法 } //动画执行结束后调用方法 @Override public void onAnimationEnd(Animation animation) { if(isLock){ //已加锁------>未加锁过程 //1.已加锁集合删除一个,未加锁集合添加一个,对象就是getItem方法获取的对象 mLockList.remove(appInfo); mUnLockList.add(appInfo); //2.从已加锁的数据库中删除一条数据 mDao.delete(appInfo.packageName); //3.刷新数据适配器 mLockAdapter.notifyDataSetChanged(); }else{ //未加锁------>已加锁过程 //1.已加锁集合添加一个,未加锁集合移除一个,对象就是getItem方法获取的对象 mLockList.add(appInfo); mUnLockList.remove(appInfo); //2.从已加锁的数据库中插入一条数据 mDao.insert(appInfo.packageName); //3.刷新数据适配器 mUnLockAdapter.notifyDataSetChanged(); } } }); } }); return convertView; } } MyAdapter

 mLockAdapter = new MyAdapter(true); lv_lock.setAdapter(mLockAdapter); mUnLockAdapter = new MyAdapter(false); lv_unlock.setAdapter(mUnLockAdapter);