com.commonsware.android.downloader.DownloadFragment.java Source code

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Here is the source code for com.commonsware.android.downloader.DownloadFragment.java

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/***
  Copyright (c) 2008-2012 CommonsWare, LLC
  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.
       
  From _The Busy Coder's Guide to Android Development_
http://commonsware.com/Android
 */

package com.commonsware.android.downloader;

import android.app.Fragment;
import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.content.IntentFilter;
import android.net.Uri;
import android.os.Bundle;
import android.support.v4.content.LocalBroadcastManager;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.Button;
import android.widget.Toast;

public class DownloadFragment extends Fragment implements View.OnClickListener {
    private Button b = null;

    @Override
    public View onCreateView(LayoutInflater inflater, ViewGroup parent, Bundle savedInstanceState) {
        View result = inflater.inflate(R.layout.main, parent, false);

        b = (Button) result.findViewById(R.id.button);
        b.setOnClickListener(this);

        return (result);
    }

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

        IntentFilter f = new IntentFilter(Downloader.ACTION_COMPLETE);

        LocalBroadcastManager.getInstance(getActivity()).registerReceiver(onEvent, f);
    }

    @Override
    public void onPause() {
        LocalBroadcastManager.getInstance(getActivity()).unregisterReceiver(onEvent);

        super.onPause();
    }

    @Override
    public void onClick(View v) {
        b.setEnabled(false);

        Intent i = new Intent(getActivity(), Downloader.class);

        i.setData(Uri.parse("http://commonsware.com/Android/excerpt.pdf"));

        getActivity().startService(i);
    }

    private BroadcastReceiver onEvent = new BroadcastReceiver() {
        public void onReceive(Context ctxt, Intent i) {
            b.setEnabled(true);

            Toast.makeText(getActivity(), R.string.download_complete, Toast.LENGTH_LONG).show();
        }
    };
}