Android Open Source - boogie-board-sync-android-sdk File Browsing Activity

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The source code is released under:
Copyright ? 2014 Kent Displays, Inc. 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...
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Java Source Code

/*****************************************************************************
 Copyright  2014 Kent Displays, Inc.//w ww .j a  va  2s.  c o m

 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 without restriction, including without limitation the rights
 to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 copies of the Software, and to permit persons to whom the Software is
 furnished to do so, subject to the following conditions:

 The above copyright notice and this permission notice shall be included in
 all copies or substantial portions of the Software.

 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 THE SOFTWARE.
 ****************************************************************************/

package com.improvelectronics.sync.android.samples;

import android.app.Activity;
import android.app.ListFragment;
import android.content.ComponentName;
import android.content.Context;
import android.content.Intent;
import android.content.ServiceConnection;
import android.net.Uri;
import android.os.Bundle;
import android.os.IBinder;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.ListView;
import android.widget.ProgressBar;
import android.widget.Toast;

import com.improvelectronics.sync.android.SyncFtpListener;
import com.improvelectronics.sync.android.SyncFtpService;
import com.improvelectronics.sync.android.SyncStreamingService;
import com.improvelectronics.sync.obex.OBEXFtpFolderListingItem;

import java.util.ArrayList;
import java.util.List;

public class FileBrowsingActivity extends Activity {

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_file_browsing);
        if (savedInstanceState == null) {
            getFragmentManager().beginTransaction()
                    .add(R.id.container, new PlaceholderFragment())
                    .commit();
        }
    }

    /**
     * A placeholder fragment containing a simple view.
     */
    public static class PlaceholderFragment extends ListFragment implements SyncFtpListener {

        private SyncFtpService mFtpService;
        private boolean mFtpServiceBound, mConnectedToFtp;
        private ProgressBar mProgressBar;
        private FileBrowserAdapter mFileBrowsingAdapter;

        public PlaceholderFragment() {
        }

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

            // Bind to the ftp service.
            Intent intent = new Intent(getActivity(), SyncFtpService.class);
            getActivity().bindService(intent, mConnection, Context.BIND_AUTO_CREATE);

            // Set up the list view and adapter.
            mFileBrowsingAdapter = new FileBrowserAdapter(getActivity(), new ArrayList<OBEXFtpFolderListingItem>());
            setListAdapter(mFileBrowsingAdapter);
        }

        @Override
        public View onCreateView(LayoutInflater inflater, ViewGroup container,
                Bundle savedInstanceState) {
            View rootView = inflater.inflate(R.layout.fragment_file_browsing, container, false);
            return rootView;
        }

        @Override
        public void onStart() {
            super.onStart();

            mProgressBar = (ProgressBar) getListView().getEmptyView().findViewById(R.id.progressBar);
        }

        @Override
        public void onDestroy() {
            super.onDestroy();
            if (mFtpServiceBound) {
                // Be sure to send a disconnect if the server was still connected.
                if(mConnectedToFtp) mFtpService.disconnect();

                // Don't forget to remove the listener and unbind from the service.
                mFtpService.removeListener(this);
                getActivity().unbindService(mConnection);
            }
        }

        @Override
        public void onListItemClick(ListView l, View v, int position, long id) {
            super.onListItemClick(l, v, position, id);

            OBEXFtpFolderListingItem bluetoothFtpFolderListingItem = (OBEXFtpFolderListingItem) mFileBrowsingAdapter.getItem(position);
            if (bluetoothFtpFolderListingItem.getSize() == 0) { // This is a folder.
                // Change the folder for the user.
                mFtpService.changeFolder(bluetoothFtpFolderListingItem.getName());
            }
        }

        @Override
        public void onFtpDeviceStateChange(int oldState, int newState) {
            if (newState == SyncFtpService.STATE_CONNECTED) {
                // Connect to the ftp server.
                mFtpService.connect();
            }
        }

        @Override
        public void onConnectComplete(int result) {
            if(result == SyncFtpService.RESULT_OK) {
                mConnectedToFtp = true;
                mFtpService.changeFolder("");
            } else {
                Toast.makeText(getActivity(), "Failed to connect", Toast.LENGTH_SHORT).show();
            }
        }

        @Override
        public void onDisconnectComplete(int result) {
            mConnectedToFtp = false;
        }

        @Override
        public void onFolderListingComplete(List<OBEXFtpFolderListingItem> items, int result) {
            mProgressBar.setVisibility(View.GONE);

            if (result == SyncFtpService.RESULT_OK) {
                mFileBrowsingAdapter.setFolderListingItems(items);
            } else {
                Toast.makeText(getActivity(), "Failed to retrieve folder listing", Toast.LENGTH_SHORT).show();
            }
        }

        @Override
        public void onChangeFolderComplete(Uri uri, int result) {
            // Remove all the current items and set new message.
            mFileBrowsingAdapter.setFolderListingItems(new ArrayList<OBEXFtpFolderListingItem>());
            mProgressBar.setVisibility(View.VISIBLE);

            // Get the contents of the folder.
            mFtpService.listFolder();
        }

        @Override
        public void onDeleteComplete(OBEXFtpFolderListingItem file, int result) {

        }

        @Override
        public void onGetFileComplete(OBEXFtpFolderListingItem file, int result) {

        }

        private final ServiceConnection mConnection = new ServiceConnection() {
            public void onServiceConnected(ComponentName name, IBinder service) {
                // Set up the service
                mFtpServiceBound = true;
                SyncFtpService.SyncFtpBinder binder = (SyncFtpService.SyncFtpBinder) service;
                mFtpService = binder.getService();
                mFtpService.addListener(PlaceholderFragment.this);// Add listener to retrieve events from ftp service.

                if(mFtpService.getState() == SyncStreamingService.STATE_CONNECTED) {
                    // Connect to the ftp server.
                    mFtpService.connect();
                }
            }

            public void onServiceDisconnected(ComponentName name) {
                mFtpService = null;
                mFtpServiceBound = false;
            }
        };
    }
}
Java Source Code List
