src/com/owncloud/android/ui/fragment/SearchFragment.java

   1 /**
   2  *   ownCloud Android client application
   3  *
   4  *   @author masensio
   5  *   @author David A. Velasco
   6  *   Copyright (C) 2015 ownCloud Inc.
   7  *
   8  *   This program is free software: you can redistribute it and/or modify
   9  *   it under the terms of the GNU General Public License version 2,
  10  *   as published by the Free Software Foundation.
  11  *
  12  *   This program is distributed in the hope that it will be useful,
  13  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  *   GNU General Public License for more details.
  16  *
  17  *   You should have received a copy of the GNU General Public License
  18  *   along with this program.  If not, see <http://www.gnu.org/licenses/>.
  19  *
  20  */
  21
  22 package com.owncloud.android.ui.fragment;
  23
  24 import android.accounts.Account;
  25 import android.app.Activity;
  26 import android.app.SearchManager;
  27 import android.content.Context;
  28 import android.os.Bundle;
  29 import android.support.v4.app.Fragment;
  30 import android.view.LayoutInflater;
  31 import android.view.View;
  32 import android.view.ViewGroup;
  33 import android.view.inputmethod.EditorInfo;
  34 import android.view.inputmethod.InputMethodManager;
  35 import android.widget.ListView;
  36 import android.widget.SearchView;
  37
  38 import com.owncloud.android.R;
  39 import com.owncloud.android.datamodel.OCFile;
  40 import com.owncloud.android.lib.common.utils.Log_OC;
  41 import com.owncloud.android.lib.resources.shares.OCShare;
  42 import com.owncloud.android.ui.activity.ShareActivity;
  43 import com.owncloud.android.ui.adapter.ShareUserListAdapter;
  44
  45 import java.util.ArrayList;
  46
  47 /**
  48  * Fragment for Searching users and groups
  49  *
  50  * A simple {@link Fragment} subclass.
  51  * Activities that contain this fragment must implement the
  52  * {@link SearchFragment.OnSearchFragmentInteractionListener} interface
  53  * to handle interaction events.
  54  * Use the {@link SearchFragment#newInstance} factory method to
  55  * create an instance of this fragment.
  56  */
  57 public class SearchFragment extends Fragment implements ShareUserListAdapter.ShareUserAdapterListener {
  58     private static final String TAG = SearchFragment.class.getSimpleName();
  59
  60     // the fragment initialization parameters
  61     private static final String ARG_FILE = "FILE";
  62     private static final String ARG_ACCOUNT = "ACCOUNT";
  63     private static final String ARG_SHARES = "SHARES";
  64
  65     // Parameters
  66     private OCFile mFile;
  67     private Account mAccount;
  68     private ArrayList<OCShare> mShares;
  69     private ShareUserListAdapter mUserGroupsAdapter = null;
  70
  71     private OnSearchFragmentInteractionListener mListener;
  72
  73     /**
  74      * Public factory method to create new SearchFragment instances.
  75      *
  76      * @param fileToShare   An {@link OCFile} to show in the fragment
  77      * @param account       An ownCloud account
  78      * @param
  79      * @return A new instance of fragment SearchFragment.
  80      */
  81     // TODO: Rename and change types and number of parameters
  82     public static SearchFragment newInstance(OCFile fileToShare, Account account, ArrayList<OCShare> shares) {
  83         SearchFragment fragment = new SearchFragment();
  84         Bundle args = new Bundle();
  85         args.putParcelable(ARG_FILE, fileToShare);
  86         args.putParcelable(ARG_ACCOUNT, account);
  87         args.putParcelableArrayList(ARG_SHARES, shares);
  88         fragment.setArguments(args);
  89         return fragment;
  90     }
  91
  92     public SearchFragment() {
  93         // Required empty public constructor
  94     }
  95
  96     @Override
  97     public void onCreate(Bundle savedInstanceState) {
  98         super.onCreate(savedInstanceState);
  99         if (getArguments() != null) {
 100             mFile = getArguments().getParcelable(ARG_FILE);
 101             mAccount = getArguments().getParcelable(ARG_ACCOUNT);
 102             mShares = getArguments().getParcelableArrayList(ARG_SHARES);
 103         }
 104
 105     }
 106
 107     @Override
 108     public View onCreateView(LayoutInflater inflater, ViewGroup container,
 109                              Bundle savedInstanceState) {
 110         // Inflate the layout for this fragment
 111         View view = inflater.inflate(R.layout.search_users_groups_layout, container, false);
 112
 113         // Get the SearchView and set the searchable configuration
 114         SearchView searchView = (SearchView) view.findViewById(R.id.searchView);
 115         SearchManager searchManager = (SearchManager) getActivity().getSystemService(Context.SEARCH_SERVICE);
 116         searchView.setSearchableInfo(searchManager.getSearchableInfo(
 117                 getActivity().getComponentName())   // assumes parent activity is the searchable activity
 118         );
 119         searchView.setIconifiedByDefault(false);    // do not iconify the widget; expand it by default
 120
 121         searchView.setImeOptions(EditorInfo.IME_FLAG_NO_EXTRACT_UI); // avoid fullscreen with softkeyboard
 122
 123         searchView.setOnQueryTextListener(new SearchView.OnQueryTextListener() {
 124             @Override
 125             public boolean onQueryTextSubmit(String query) {
 126                 Log_OC.v(TAG, "onQueryTextSubmit intercepted, query: " + query);
 127                 return true;    // return true to prevent the query is processed to be queried;
 128                 // a user / group will be picked only if selected in the list of suggestions
 129             }
 130
 131             @Override
 132             public boolean onQueryTextChange(String newText) {
 133                 return false;   // let it for the parent listener in the hierarchy / default behaviour
 134             }
 135         });
 136
 137         // Show data: Fill in list of users and groups
 138         ListView usersList = (ListView) view.findViewById(R.id.searchUsersListView);
 139         mUserGroupsAdapter = new ShareUserListAdapter(getActivity().getApplicationContext(),
 140                 R.layout.share_user_item, mShares, this);
 141         if (mShares.size() > 0) {
 142             usersList.setVisibility(View.VISIBLE);
 143             usersList.setAdapter(mUserGroupsAdapter);
 144         }
 145
 146         return view;
 147     }
 148
 149     /**
 150      * Get users and groups fromn the DB to fill in the "share with" list
 151      */
 152     public void refreshUsersOrGroupsListFromDB (){
 153         // Get Users and Groups
 154         mShares = ((ShareActivity) mListener).getStorageManager().getSharesWithForAFile(mFile.getRemotePath(),
 155                 mAccount.name);
 156
 157         // Update list of users/groups
 158         updateListOfUserGroups();
 159     }
 160
 161     private void updateListOfUserGroups() {
 162         // Update list of users/groups
 163         mUserGroupsAdapter = new ShareUserListAdapter(getActivity().getApplicationContext(),
 164                 R.layout.share_user_item, mShares, this);
 165
 166         // Show data
 167         ListView usersList = (ListView) getView().findViewById(R.id.searchUsersListView);
 168
 169         if (mShares.size() > 0) {
 170             usersList.setVisibility(View.VISIBLE);
 171             usersList.setAdapter(mUserGroupsAdapter);
 172
 173         } else {
 174             usersList.setVisibility(View.GONE);
 175         }
 176     }
 177
 178     @Override
 179     public void onAttach(Activity activity) {
 180         super.onAttach(activity);
 181         try {
 182             mListener = (OnSearchFragmentInteractionListener) activity;
 183         } catch (ClassCastException e) {
 184             throw new ClassCastException(activity.toString()
 185                     + " must implement OnFragmentInteractionListener");
 186         }
 187     }
 188
 189     @Override
 190     public void onStart() {
 191         super.onStart();
 192         // focus the search view and request the software keyboard be shown
 193         View searchView = getView().findViewById(R.id.searchView);
 194         if (searchView.requestFocus()) {
 195             InputMethodManager imm = (InputMethodManager)
 196                     getActivity().getSystemService(Context.INPUT_METHOD_SERVICE);
 197             if (imm != null) {
 198                 imm.showSoftInput(searchView.findFocus(), InputMethodManager.SHOW_IMPLICIT);
 199             }
 200         }
 201     }
 202
 203     @Override
 204     public void onDetach() {
 205         super.onDetach();
 206         mListener = null;
 207     }
 208
 209     @Override
 210     public void unshareButtonPressed(OCShare share) {
 211         // Unshare
 212         mListener.unshareWith(share);
 213         Log_OC.d(TAG, "Unshare - " + share.getSharedWithDisplayName());
 214     }
 215
 216     /**
 217      * This interface must be implemented by activities that contain this
 218      * fragment to allow an interaction in this fragment to be communicated
 219      * to the activity and potentially other fragments contained in that
 220      * activity.
 221      * <p/>
 222      * See the Android Training lesson <a href=
 223      * "http://developer.android.com/training/basics/fragments/communicating.html"
 224      * >Communicating with Other Fragments</a> for more information.
 225      */
 226     public interface OnSearchFragmentInteractionListener {
 227         void unshareWith(OCShare share);
 228     }
 229
 230 }