Android Open Source - Android-LensRocket Friends List Activity

From Project

Back to project page Android-LensRocket.
License

The source code is released under:
Copyright (c) 2014 Microsoft Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software...
If you think the Android project Android-LensRocket listed in this page is inappropriate, such as containing malicious code/tools or violating the copyright, please email info at java2s dot com, thanks.
Java Source Code

/*
Created by Chris Risner//www .  j  a v a  2 s  . com
Copyright (c) Microsoft Corporation
All Rights Reserved
Apache 2.0 License
 
   Licensed under the Apache License, Version 2.0 (the "License");
   you may not use this file except in compliance with the License.
   You may obtain a copy of the License at
 
     http://www.apache.org/licenses/LICENSE-2.0
 
   Unless required by applicable law or agreed to in writing, software
   distributed under the License is distributed on an "AS IS" BASIS,
   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   See the License for the specific language governing permissions and
   limitations under the License.
 
See the Apache Version 2.0 License for specific language governing permissions and limitations under the License.
 */

package com.msted.lensrocket.activities;

import android.app.SearchManager;
import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.content.IntentFilter;
import android.os.Bundle;
import android.support.v4.app.NavUtils;
import android.view.Menu;
import android.view.MenuItem;
import android.view.View;
import android.view.WindowManager;
import android.widget.Filter.FilterListener;
import android.widget.ImageButton;
import android.widget.LinearLayout;
import android.widget.ListView;
import android.widget.SearchView;
import android.widget.SearchView.OnQueryTextListener;
import android.widget.TextView;

import com.microsoft.windowsazure.mobileservices.ApiOperationCallback;
import com.microsoft.windowsazure.mobileservices.ServiceFilterResponse;
import com.msted.lensrocket.Constants;
import com.msted.lensrocket.adapters.FriendsListArrayAdapter;
import com.msted.lensrocket.base.BaseActivity;
import com.msted.lensrocket.datamodels.Friend;
import com.msted.lensrocket.util.NoNetworkConnectivityException;
import com.msted.lensrocket.util.LensRocketAlert;
import com.msted.lensrocket.util.LensRocketLogger;
import com.msted.lensrocket.util.LensRocketRegisterResponse;
import com.msted.lensrocket.R;

public class FriendsListActivity extends BaseActivity {
  
  private final String TAG = "FriendsListActivity";
  private ListView mLvFriends;
  private FriendsListArrayAdapter mAdapter;
  private LinearLayout mLayoutAddFriend;
  private TextView mLblNewFriendName;
  private String mCurrentName;
  private ImageButton mBtnAddFriend;
  private SearchView mSearchView;

  @Override
  protected void onCreate(Bundle savedInstanceState) {
    getWindow().addFlags(WindowManager.LayoutParams.FLAG_LAYOUT_IN_SCREEN);
    getWindow().addFlags(WindowManager.LayoutParams.FLAG_LAYOUT_NO_LIMITS);
    super.onCreate(savedInstanceState, true);
    setContentView(R.layout.activity_friends_list);
    setupActionBar();
    
    mLayoutAddFriend = (LinearLayout) findViewById(R.id.layoutAddFriend);
    mLayoutAddFriend.setVisibility(View.GONE);    
    mLblNewFriendName = (TextView) findViewById(R.id.lblNewFriendName);
    mBtnAddFriend = (ImageButton) findViewById(R.id.btnAddFriend);    
    mLvFriends = (ListView) findViewById(R.id.lvFriends);
    mLvFriends.setOverScrollMode(View.OVER_SCROLL_NEVER);    
    mAdapter = new FriendsListArrayAdapter(this,  mLensRocketService.getLocalFriends());
    mLvFriends.setAdapter(mAdapter);
  }
  
  @Override
  protected void onResume() {
    IntentFilter filter = new IntentFilter();
    filter.addAction(Constants.BROADCAST_FRIENDS_UPDATED);
    registerReceiver(receiver, filter);
    super.onResume();
  }
  
  @Override
  protected void onPause() {
    unregisterReceiver(receiver);
    super.onPause();
  }
  
  private BroadcastReceiver receiver = new BroadcastReceiver() {
    public void onReceive(Context context, android.content.Intent intent) {
      LensRocketLogger.i(TAG, "Broadcast received");
      boolean wasSuccess = intent.getBooleanExtra(Constants.FRIENDS_UPDATE_STATUS, false);
      if (wasSuccess) {            
        mAdapter.clear();
        for (Friend friend : mLensRocketService.getLocalFriends()) {
          mAdapter.add(friend);
        }    
      } else {
        LensRocketAlert.showToast(mActivity, R.string.error_getting_friends);
      }
    }
  };

  /**
   * Set up the {@link android.app.ActionBar}.
   */
  private void setupActionBar() {
    getActionBar().setDisplayHomeAsUpEnabled(true);
  }

  @Override
  public boolean onCreateOptionsMenu(Menu menu) {
    // Inflate the menu; this adds items to the action bar if it is present.
    getMenuInflater().inflate(R.menu.friends_list, menu);    
    // Associate searchable configuration with the SearchView
      SearchManager searchManager =
             (SearchManager) getSystemService(Context.SEARCH_SERVICE);
      mSearchView =
              (SearchView) menu.findItem(R.id.menuSearch).getActionView();
      mSearchView.setSearchableInfo(
              searchManager.getSearchableInfo(getComponentName()));      
      mSearchView.setOnQueryTextListener(new OnQueryTextListener() {      
          @Override
      public boolean onQueryTextSubmit(String query) {
        return true;
      }
      
      @Override
      public boolean onQueryTextChange(final String newText) {
        LensRocketLogger.i(TAG, "Text: " + newText);
        mCurrentName = newText;
        mBtnAddFriend.setEnabled(true);
        mBtnAddFriend.setVisibility(View.VISIBLE);        
        mAdapter.getFilter().filter(newText, new FilterListener() {          
          @Override
          public void onFilterComplete(int count) {
            if (mAdapter.getCount() > 0) 
              mLvFriends.setVisibility(View.VISIBLE);
            else
              mLvFriends.setVisibility(View.GONE);
          
            if (!mCurrentName.equals("")) {
              mLayoutAddFriend.setVisibility(View.VISIBLE);
            } else {
              mLayoutAddFriend.setVisibility(View.GONE);
            }          
            if (mLensRocketService.getLocalFriendNames().contains(newText))
              mLayoutAddFriend.setVisibility(View.GONE);
          }
        });
        mLblNewFriendName.setText(mCurrentName);                
        return true;
      }
    });    
    return true;
  }

  @Override
  public boolean onOptionsItemSelected(MenuItem item) {
    switch (item.getItemId()) {
    case android.R.id.home:
      // This ID represents the Home or Up button. In the case of this
      // activity, the Up button is shown. Use NavUtils to allow users
      // to navigate up one level in the application structure. For
      // more details, see the Navigation pattern on Android Design:
      //
      // http://developer.android.com/design/patterns/navigation.html#up-vs-back
      //
      NavUtils.navigateUpFromSameTask(this);
      overridePendingTransition(R.anim.slide_in_left, R.anim.slide_out_left);
      return true;
    case R.id.menuSearch:
      
      return true;
    case R.id.menuAddFriends:
      LensRocketLogger.i(TAG, "Need to implement adding friends");
      return true;
    }
    return super.onOptionsItemSelected(item);
  }
  
  @Override
  public void onBackPressed() {
    LensRocketLogger.i(TAG, "backpressed");
        
    //Fix for issue affecting galaxy nexus where
    //query filter doesn't empty on back pressed
    if (mCurrentName != null && !mCurrentName.equals("")) {
      mCurrentName = "";
      LensRocketLogger.i(TAG, "Not iconified");
      mSearchView.setIconified(true);
      return;
    }

    super.onBackPressed();
    overridePendingTransition(R.anim.slide_in_left, R.anim.slide_out_left);
  }
  
  @Override
  protected void onNewIntent(Intent intent) {
    super.onNewIntent(intent);        
    if (Intent.ACTION_SEARCH.equals(intent.getAction())) {
            String query = intent.getStringExtra(SearchManager.QUERY);
            LensRocketLogger.i(TAG, "Search for: " + query);
        }
  }
  
  public void tappedAddFriend(View view) {
    LensRocketAlert.showToast(this, "Adding " + mCurrentName +"...");
    mBtnAddFriend.setEnabled(false);
    mLensRocketService.requestFriend(mCurrentName, new ApiOperationCallback<LensRocketRegisterResponse>() {      
      @Override
      public void onCompleted(LensRocketRegisterResponse response, Exception ex,
          ServiceFilterResponse arg2) {
        LensRocketLogger.i(TAG, "Response received");
        if (ex != null || response.Error != null) {
          mBtnAddFriend.setEnabled(true);                  
          if (ex != null) {
            if (NoNetworkConnectivityException.class.isInstance(ex))
              return;
            LensRocketAlert.showSimpleErrorDialog(mActivity, ex.getCause().getMessage());
          }
          else 
            LensRocketAlert.showToast(mActivity, response.Error);
        } else {
          LensRocketAlert.showToast(mActivity, response.Status);
          mBtnAddFriend.setVisibility(View.GONE);
          mLensRocketService.getFriends();          
        }
      }
    });
  }
}
Java Source Code List
