实验室信息管理系统.zip

package cn.edu.bzu.lims; import android.content.Intent; import android.content.IntentFilter; import android.os.Bundle; import android.os.Handler; import android.support.design.widget.FloatingActionButton; import android.support.design.widget.NavigationView; import android.support.v4.widget.DrawerLayout; import android.support.v4.widget.SwipeRefreshLayout; import android.support.v7.app.ActionBarDrawerToggle; import android.support.v7.app.AppCompatActivity; import android.support.v7.widget.DefaultItemAnimator; import android.support.v7.widget.LinearLayoutManager; import android.support.v7.widget.RecyclerView; import android.support.v7.widget.Toolbar; import android.util.Log; import android.view.Menu; import android.view.MenuItem; import android.view.View; import android.widget.TextView; import android.widget.Toast; import com.pnikosis.materialishprogress.ProgressWheel; import com.umeng.update.UmengUpdateAgent; import java.util.List; import java.util.concurrent.TimeUnit; import cn.bmob.v3.BmobQuery; import cn.bmob.v3.BmobUser; import cn.bmob.v3.listener.FindListener; import cn.bmob.v3.listener.GetListener; import cn.edu.bzu.lims.activity.DetailsActivity; import cn.edu.bzu.lims.activity.DutyActivity; import cn.edu.bzu.lims.activity.LoginActivity; import cn.edu.bzu.lims.activity.MyNewsActivity; import cn.edu.bzu.lims.activity.NewActivity; import cn.edu.bzu.lims.activity.SettingActivity; import cn.edu.bzu.lims.activity.UserInformActivity; import cn.edu.bzu.lims.adapter.InformRecyclerAdapter; import cn.edu.bzu.lims.bean.News; import cn.edu.bzu.lims.bean.User; import cn.edu.bzu.lims.receiver.MyPushMessageReceiver; import cn.edu.bzu.lims.util.ImageLoader; import cn.edu.bzu.lims.util.TestNetWork; import de.hdodenhof.circleimageview.CircleImageView; public class MainActivity extends BaseActivity { private Toolbar mToolBar; private RecyclerView mRecyclerView; private InformRecyclerAdapter mAdapter; private FloatingActionButton mFab; private DrawerLayout mDrawerLayout; private NavigationView mNavigationView; //菜单的所在布局 private ActionBarDrawerToggle mActionBarDrawerToggle; //ActionBarDrawerToggle 点击菜单出现与关闭 private SwipeRefreshLayout swipeRefreshLayout; public BmobUser userCurrent; private ProgressWheel progressWheel; private CircleImageView iv_UserPhoto; private TextView tv_name; private TextView tv_major; private String objectId; private Boolean isNet; //检测网络状态 private BmobQuery<News> query; private MyPushMessageReceiver receiver ; //广播 @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); checkNet(); } /** * 进入程序的操作 */ private void firstEnter() { userCurrent=BmobUser.getCurrentUser(this, User.class); if(userCurrent==null){ Intent i = new Intent(MainActivity.this, LoginActivity.class); startActivity(i); finish(); }else{ //TODO 推送消息的 Notification 设置 registerReceiver(receiver,new IntentFilter("PushConstants.ACTION_MESSAGE")); initView(); initToolBar(); initSwipe(); getData(); //初始化数据源 initAction(); } } /** * 检测网络状态 */ private void checkNet() { isNet=new TestNetWork().isNetworkAvailable(this); if(isNet){ UmengUpdateAgent.update(this); firstEnter(); }else { //TODO 这个地方存在bug -- 点击否的处理问题 new TestNetWork().showNetDialog(this); firstEnter(); } } /** * 得到网络数据 */ private void getData() { query = new BmobQuery<>(); query.setCachePolicy(BmobQuery.CachePolicy.CACHE_ELSE_NETWORK); // 先从缓存获取数据，如果没有，再从网络获取。 query.include("user"); //包含作者 query.setLimit(30); //限制接收的数据数量 query.order("-updatedAt"); query.setMaxCacheAge(TimeUnit.DAYS.toMillis(7));//此表示缓存七天天 boolean isCache = query.hasCachedResult(this,News.class); if(isCache){ query.setCachePolicy(BmobQuery.CachePolicy.CACHE_ELSE_NETWORK); // 如果有缓存的话，则设置策略为CACHE_ELSE_NETWORK }else{ query.setCachePolicy(BmobQuery.CachePolicy.NETWORK_ELSE_CACHE); // 如果没有缓存的话，则设置策略为NETWORK_ELSE_CACHE } query.findObjects(MainActivity.this, new FindListener<News>() { @Override public void onSuccess(List<News> list) { progressWheel.setVisibility(View.INVISIBLE); if (list != null) { initData(list); } else { Toast.makeText(MainActivity.this, "暂时没有公告", Toast.LENGTH_SHORT).show(); } } @Override public void onError(int i, String s) { // Toast.makeText(MainActivity.this, "查询数据失败", Toast.LENGTH_SHORT).show(); } }); //初始化左侧菜单栏 objectId = userCurrent.getObjectId(); BmobQuery<User> userBmobQuery = new BmobQuery<>(); userBmobQuery.getObject(MainActivity.this, objectId, new GetListener<User>() { @Override public void onSuccess(User user) { String url =user.getUserPhoto().getFileUrl(MainActivity.this); iv_UserPhoto.setTag(url); new ImageLoader().showImageByThread(iv_UserPhoto,url); tv_name.setText(user.getName()); tv_major.setText(user.getMajor()); } @Override public void onFailure(int i, String s) { Log.e("UserQuery","查询左侧菜单栏用户信息出现错误:"+s); } }); } /** * 对数据进行赋值 * @param list */ private void initData(List<News> list) { mAdapter= new InformRecyclerAdapter(list,this); mRecyclerView.setAdapter(mAdapter); //设置RecyclerView的布局管理 LinearLayoutManager layoutManager = new LinearLayoutManager(this, LinearLayoutManager.VERTICAL, false); mRecyclerView.setLayoutManager(layoutManager); //设置RecyclerView的动画 mRecyclerView.setItemAnimator(new DefaultItemAnimator()); mAdapter.setOnItemClickListener(new InformRecyclerAdapter.OnItemClickListener() { @Override public void OnItemClick(int position, View view) { View v = mRecyclerView.getChildAt(position); TextView tv_objectId = (TextView) v.findViewById(R.id.tv_objectId); String objectId = tv_objectId.getText().toString(); //公告详情页面的跳转 Intent i =new Intent(MainActivity.this, DetailsActivity.class); i.putExtra("objectId",objectId); startActivity(i); } @Override public void OnItemLongClick(int position, View view) { // Toast.makeText(MainActivity.this, "Click: " + position, Toast.LENGTH_SHORT).show(); } }); } /** * 借助SwipeRefreshLayout实现下拉刷新的操作 */ private void initSwipe() { swipeRefreshLayout = (SwipeRefreshLayout) findViewById(R.id.swipeRefreshLayout); //设置刷新时动画的颜色 swipeRefreshLayout.setColorSchemeResources(android.R.color.holo_blue_light, android.R.color.holo_red_light, android.R.color.holo_orange_light, android.R.color.holo_green_light); swipeRefreshLayout.setOnRefreshListener(new SwipeRefreshLayout.OnRefreshListener() { @Override