src/com/savoirfairelinux/sflphone/fragments/CallElementListFragment.java

/*
 *  Copyright (C) 2004-2012 Savoir-Faire Linux Inc.
 *
 *  Author: Adrien Beraud <adrien.beraud@gmail.com>
 *
 *  This program is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation; either version 3 of the License, or
 *  (at your option) any later version.
 *
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program; if not, write to the Free Software
 *   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 *
 *  Additional permission under GNU GPL version 3 section 7:
 *
 *  If you modify this program, or any covered work, by linking or
 *  combining it with the OpenSSL project's OpenSSL library (or a
 *  modified version of that library), containing parts covered by the
 *  terms of the OpenSSL or SSLeay licenses, Savoir-Faire Linux Inc.
 *  grants you additional permission to convey the resulting work.
 *  Corresponding Source for a non-source form of such a combination
 *  shall include the source code for the parts of OpenSSL used as well
 *  as that of the covered work.
 */
package com.savoirfairelinux.sflphone.fragments;

import java.io.InputStream;
import java.util.ArrayList;
import java.util.List;

import android.app.Activity;
import android.app.AlertDialog;
import android.app.ListFragment;
import android.app.LoaderManager;
import android.content.ContentResolver;
import android.content.ContentUris;
import android.content.Context;
import android.content.CursorLoader;
import android.content.DialogInterface;
import android.content.Loader;
import android.database.Cursor;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.net.Uri;
import android.os.Bundle;
import android.os.RemoteException;
import android.provider.ContactsContract;
import android.provider.ContactsContract.CommonDataKinds;
import android.provider.ContactsContract.CommonDataKinds.Phone;
import android.provider.ContactsContract.CommonDataKinds.SipAddress;
import android.provider.ContactsContract.Contacts;
import android.util.Log;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.AdapterView;
import android.widget.AdapterView.OnItemLongClickListener;
import android.widget.ListView;

import com.savoirfairelinux.sflphone.R;
import com.savoirfairelinux.sflphone.account.AccountSelectionSpinner;
import com.savoirfairelinux.sflphone.adapters.CallElementAdapter;
import com.savoirfairelinux.sflphone.client.SFLPhoneHomeActivity;
import com.savoirfairelinux.sflphone.client.SFLphoneApplication;
import com.savoirfairelinux.sflphone.client.receiver.AccountListReceiver;
import com.savoirfairelinux.sflphone.model.SipCall;
import com.savoirfairelinux.sflphone.service.ISipService;

/**
 * Main list of Call Elements. We don't manage contacts ourself so they are
 */
public class CallElementListFragment extends ListFragment implements LoaderManager.LoaderCallbacks<Cursor> {
    private static final String TAG = CallElementListFragment.class.getSimpleName();

    // private ContactManager mContactManager;
    private CallElementAdapter mAdapter;
    private String mCurFilter;
    private SFLPhoneHomeActivity sflphoneHome;
    // private SFLphoneApplication sflphoneApplication;
    private ISipService service;
    private AccountSelectionSpinner mAccountSelectionSpinner;

    private AccountListReceiver mAccountList;

    private boolean isReady = false;

    static final String[] CONTACTS_SUMMARY_PROJECTION = new String[] { Contacts._ID, Contacts.DISPLAY_NAME, Contacts.PHOTO_ID, Contacts.LOOKUP_KEY };
    static final String[] CONTACTS_PHONES_PROJECTION = new String[] { Phone.NUMBER, Phone.TYPE };
    static final String[] CONTACTS_SIP_PROJECTION = new String[] { SipAddress.SIP_ADDRESS, SipAddress.TYPE };

    @Override
    public void onAttach(Activity activity) {
        super.onAttach(activity);
        sflphoneHome = (SFLPhoneHomeActivity) activity;
        service = ((SFLphoneApplication) sflphoneHome.getApplication()).getSipService();
        mAccountList = ((SFLphoneApplication) sflphoneHome.getApplication()).getAccountList();
        Log.w(TAG, "onAttach() service=" + service + ", accountList=" + mAccountList);
    }

    public String getSelectedAccount() {
        // return mAccountSelectionButton.getText().toString();
        return "CIOUCOU";
    }

    /**
     * Runnable that fill information in a contact card asynchroniously.
     */
    public static class InfosLoader implements Runnable {
        private View view;
        private long cid;
        private ContentResolver cr;

        public InfosLoader(Context context, View element, long contact_id) {
            cid = contact_id;
            cr = context.getContentResolver();
            view = element;
        }

        public static Bitmap loadContactPhoto(ContentResolver cr, long id) {
            Uri uri = ContentUris.withAppendedId(ContactsContract.Contacts.CONTENT_URI, id);
            InputStream input = ContactsContract.Contacts.openContactPhotoInputStream(cr, uri);
            if (input == null) {
                return null;
            }
            return BitmapFactory.decodeStream(input);
        }

        @Override
        public void run() {
            final Bitmap photo_bmp = loadContactPhoto(cr, cid);

            Cursor phones = cr.query(CommonDataKinds.Phone.CONTENT_URI, CONTACTS_PHONES_PROJECTION, CommonDataKinds.Phone.CONTACT_ID + " = ?",
                    new String[] { Long.toString(cid) }, null);

            final List<String> numbers = new ArrayList<String>();
            while (phones.moveToNext()) {
                String number = phones.getString(phones.getColumnIndex(CommonDataKinds.Phone.NUMBER));
                // int type = phones.getInt(phones.getColumnIndex(CommonDataKinds.Phone.TYPE));
                numbers.add(number);
            }
            phones.close();
            // TODO: same for SIP adresses.

            final Bitmap bmp = photo_bmp;
            view.post(new Runnable() {
                @Override
                public void run() {
                    /*
                     * ImageView photo_view = (ImageView) view.findViewById(R.id.photo); TextView phones_txt = (TextView)
                     * view.findViewById(R.id.phones);
                     * 
                     * if (photo_bmp != null) { photo_view.setImageBitmap(bmp); photo_view.setVisibility(View.VISIBLE); } else {
                     * photo_view.setVisibility(View.GONE); }
                     * 
                     * if (numbers.size() > 0) { String phonestxt = numbers.get(0); for (int i = 1, n = numbers.size(); i < n; i++) phonestxt += "\n"
                     * + numbers.get(i); phones_txt.setText(phonestxt); phones_txt.setVisibility(View.VISIBLE); } else
                     * phones_txt.setVisibility(View.GONE);
                     */
                }
            });
        }
    }

    public CallElementListFragment() {
        super();
    }

    public void setAccountList(AccountListReceiver accountList) {
        mAccountList = accountList;
    }

    public void addCall(SipCall c) {
        Log.i(TAG, "Adding call " + c.mCallInfo.mDisplayName);
        mAdapter.add(c);
    }

    public void removeCall(SipCall c) {
        Log.i(TAG, "Removing call " + c.mCallInfo.mDisplayName);
        mAdapter.remove(c);
    }

    @Override
    public void onActivityCreated(Bundle savedInstanceState) {
        super.onActivityCreated(savedInstanceState);

        // Give some text to display if there is no data. In a real
        // application this would come from a resource.
        // setEmptyText("No phone numbers");

        // We have a menu item to show in action bar.
        setHasOptionsMenu(true);

        // Create an empty adapter we will use to display the loaded data.
        ArrayList calls = new ArrayList();
        mAdapter = new CallElementAdapter(getActivity(), calls);
        setListAdapter(mAdapter);

        // Start out with a progress indicator.
        // setListShown(false);

        // Prepare the loader. Either re-connect with an existing one,
        // or start a new one.
        // getLoaderManager().initLoader(0, null, this)

        final Context context = getActivity();
        ListView lv = getListView();
        lv.setOnItemLongClickListener(new OnItemLongClickListener() {
            @Override
            public boolean onItemLongClick(AdapterView<?> av, View v, int pos, long id) {
                Log.i(TAG, "On Long Click");
                final CharSequence[] items = { "Hang up Call", "Send Message", "Add to Conference" };
                final SipCall call = (SipCall) mAdapter.getItem(pos);
                // // FIXME
                // service = sflphoneApplication.getSipService();
                AlertDialog.Builder builder = new AlertDialog.Builder(context);
                builder.setTitle("Action to perform with " + call.mCallInfo.mDisplayName).setCancelable(true)
                        .setItems(items, new DialogInterface.OnClickListener() {
                            public void onClick(DialogInterface dialog, int item) {
                                Log.i(TAG, "Selected " + items[item]);
                                switch (item) {
                                case 0:
                                    call.notifyServiceHangup(service);
                                    break;
                                case 1:
                                    call.sendTextMessage();
                                    // Need to hangup this call immediately since no way to do it after this action
                                    call.notifyServiceHangup(service);
                                    break;
                                case 2:
                                    call.addToConference();
                                    // Need to hangup this call immediately since no way to do it after this action
                                    call.notifyServiceHangup(service);
                                    break;
                                default:
                                    break;
                                }
                            }
                        });
                AlertDialog alert = builder.create();
                alert.show();

                return true;
            }
        });
    }

    @Override
    public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
        Log.i(TAG, "onCreateView");
        View inflatedView = inflater.inflate(R.layout.frag_call_element, container, false);

        mAccountSelectionSpinner = (AccountSelectionSpinner) inflatedView.findViewById(R.id.account_selection_button);
        mAccountList.addManagementUI(mAccountSelectionSpinner);
        mAccountSelectionSpinner.setAccountList(mAccountList);

        isReady = true;
        if (service != null) {
            onServiceSipBinded(service);
        }
        return inflatedView;
    }

    public void onListItemClick(ListView l, View v, int position, long id) {
        // Insert desired behavior here.
        SipCall call = (SipCall) mAdapter.getItem(position);
        Log.i(TAG, "Call Clicked: " + call.getCallId());

        call.launchCallActivity(getActivity());

        sflphoneHome.onSelectedCallAction(call);
    }

    @Override
    public Loader<Cursor> onCreateLoader(int id, Bundle args) {

        Log.i(TAG, "onCreateLoader");
        // return new CursorLoader(getActivity(), CommonDataKinds.Phone.CONTENT_URI, null,null,null, null);

        // This is called when a new Loader needs to be created. This
        // sample only has one Loader, so we don't care about the ID.
        // First, pick the base URI to use depending on whether we are
        // currently filtering.
        Uri baseUri;

        if (mCurFilter != null) {
            baseUri = Uri.withAppendedPath(Contacts.CONTENT_FILTER_URI, Uri.encode(mCurFilter));
        } else {
            baseUri = Contacts.CONTENT_URI;
        }

        // Now create and return a CursorLoader that will take care of
        // creating a Cursor for the data being displayed.
        String select = "((" + Contacts.DISPLAY_NAME + " NOTNULL) AND (" + Contacts.HAS_PHONE_NUMBER + "=1) AND (" + Contacts.DISPLAY_NAME
                + " != '' ))";
        // String select = "((" + Contacts.DISPLAY_NAME + " NOTNULL) AND (" + Contacts.DISPLAY_NAME + " != '' ))";

        return new CursorLoader(getActivity(), baseUri, CONTACTS_SUMMARY_PROJECTION, select, null, Contacts.DISPLAY_NAME + " COLLATE LOCALIZED ASC");
    }

    @Override
    public void onLoadFinished(Loader<Cursor> loader, Cursor data) {
        Log.i(TAG, "onLoadFinished");
        // Swap the new cursor in. (The framework will take care of closing the
        // old cursor once we return.)
        // mAdapter.swapCursor(data);

        // The list should now be shown.
        /*
         * if (isResumed()) { setListShown(true); } else { setListShownNoAnimation(true); }
         */
    }

    @Override
    public void onLoaderReset(Loader<Cursor> loader) {
        // This is called when the last Cursor provided to onLoadFinished()
        // above is about to be closed. We need to make sure we are no
        // longer using it.
        // mAdapter.swapCursor(null);
    }

    /**
     * Called by activity to pass a reference to sipservice to Fragment.
     * 
     * @param isip
     */
    public void onServiceSipBinded(ISipService isip) {

        if (isReady) {
            service = isip;
            ArrayList<String> accountList;
            try {
                accountList = (ArrayList<String>) service.getAccountList();
                mAccountSelectionSpinner.populate(service, accountList);
            } catch (RemoteException e) {
                Log.i(TAG, e.toString());
            }
        }

    }

}