package com.mp3download.music.download;
import java.io.File;
import java.util.ArrayList;
import com.mp3download.music.R;
import com.mp3download.music.Utils;
import android.app.ListActivity;
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.Handler;
import android.os.IBinder;
import android.provider.MediaStore;
import android.view.ContextMenu;
import android.view.LayoutInflater;
import android.view.Menu;
import android.view.MenuItem;
import android.view.View;
import android.view.ViewGroup;
import android.view.ContextMenu.ContextMenuInfo;
import android.view.View.OnClickListener;
import android.widget.AdapterView;
import android.widget.BaseAdapter;
import android.widget.Button;
import android.widget.LinearLayout;
import android.widget.ProgressBar;
import android.widget.TextView;
import android.widget.Toast;
import android.widget.AdapterView.AdapterContextMenuInfo;
import android.widget.AdapterView.OnItemClickListener;
public class DownloadActivity extends ListActivity {
private ArrayList<DownloadInfo> mData;
private DownloadService mDownloadService;
private static final int MENU_CLEAR = Menu.FIRST;
private static final int MENU_PLAY = Menu.FIRST + 1;
private static final int MENU_STOP = Menu.FIRST + 2;
private static final int MENU_RESUME = Menu.FIRST + 3;
private static final int MENU_DELETE = Menu.FIRST + 4;
private DownloadListAdapter mAdapter;
private Handler mHandler = new Handler();
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.download);
Utils.addAds(this);
bindService(new Intent(this, DownloadService.class),
mConnection, Context.BIND_AUTO_CREATE);
Button clearFinishedButton = (Button)findViewById(R.id.clear_finished_button);
clearFinishedButton.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
if (mDownloadService != null) {
mDownloadService.clearFinished();
}
}
});
Button hideButton = (Button)findViewById(R.id.hide_button);
hideButton.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
finish();
}
});
getListView().setOnItemClickListener(new OnItemClickListener() {
public void onItemClick(AdapterView<?> parent, View v,
int position, long id) {
if (mData == null || position >= mData.size())
return;
DownloadInfo d = mData.get(position);
if (d == null) {
Utils.D("No bound download info.");
return;
}
// Default action.
if (d.getStatus() == DownloadInfo.STATUS_FINISHED) {
playDownloadedMusic(d);
} else if (d.getStatus() == DownloadInfo.STATUS_FAILED) {
} else if (d.getStatus() == DownloadInfo.STATUS_DOWNLOADING) {
} else if (d.getStatus() == DownloadInfo.STATUS_PENDING) {
} else if (d.getStatus() == DownloadInfo.STATUS_STOPPED) {
}
Toast.makeText(DownloadActivity.this,
getString(R.string.music_option_prompt), Toast.LENGTH_LONG).show();
}
});
getListView().setOnCreateContextMenuListener(new View.OnCreateContextMenuListener() {
@Override
public void onCreateContextMenu(ContextMenu menu, View v,
ContextMenuInfo menuInfo) {
if (mData == null)
return;
if (!(menuInfo instanceof AdapterContextMenuInfo))
return;
int position = ((AdapterContextMenuInfo) menuInfo).position;
if (position >= mData.size())
return;
DownloadInfo d = mData.get(position);
if (d == null) {
Utils.D("No bound download info.");
return;
}
if (d.getStatus() == DownloadInfo.STATUS_FINISHED) {
menu.add(0, MENU_PLAY, 0, R.string.play);
menu.add(0, MENU_CLEAR, 0, R.string.clear);
} else if (d.getStatus() == DownloadInfo.STATUS_FAILED) {
menu.add(0, MENU_RESUME, 0, R.string.retry);
menu.add(0, MENU_DELETE, 0, R.string.delete);
} else if (d.getStatus() == DownloadInfo.STATUS_DOWNLOADING) {
menu.add(0, MENU_STOP, 0, R.string.stop);
} else if (d.getStatus() == DownloadInfo.STATUS_PENDING) {
menu.add(0, MENU_CLEAR, 0, R.string.cancel);
} else if (d.getStatus() == DownloadInfo.STATUS_STOPPED) {
menu.add(0, MENU_RESUME, 0, R.string.resume);
menu.add(0, MENU_DELETE, 0, R.string.delete);
}
}
});
}
private DownloadObserver mObserver = new DownloadObserver() {
@Override
public void onChange() {
mHandler.post(new Runnable() {
@Override
public void run() {
if (mDownloadService != null) {
mData = mDownloadService.getDownloadInfos();
// Utils.D("observer onChange: " + mData.size());
mAdapter.notifyDataSetChanged();
}
}
});
}
};
@Override
protected void onDestroy() {
super.onDestroy();
if (mDownloadService != null)
mDownloadService.unregisterObserver(mObserver);
unbindService(mConnection);
}
private ServiceConnection mConnection = new ServiceConnection() {
public void onServiceConnected(ComponentName className, IBinder service) {
mDownloadService = ((DownloadService.LocalBinder)service).getService();
mDownloadService.registerDownloadObserver(mObserver);
mAdapter = new DownloadListAdapter(DownloadActivity.this, R.layout.download_item);
setListAdapter(mAdapter);
mData = mDownloadService.getDownloadInfos();
mAdapter.notifyDataSetChanged();
}
public void onServiceDisconnected(ComponentName className) {
// This is called when the connection with the service has been
// unexpectedly disconnected -- that is, its process crashed.
// Because it is running in our same process, we should never
// see this happen.
mDownloadService = null;
}
};
private void playDownloadedMusic(DownloadInfo info) {
if (info == null)
return;
try {
Intent intent = new Intent(Intent.ACTION_VIEW);
intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
intent.setDataAndType(Uri.parse("file://" + info.getTarget()), "audio");
startActivity(intent);
} catch (android.content.ActivityNotFoundException e) {
e.printStackTrace();
Toast.makeText(DownloadActivity.this,
getString(R.string.no_playing_activity), Toast.LENGTH_LONG).show();
}
}
public boolean onContextItemSelected(MenuItem item) {
super.onContextItemSelected(item);
AdapterContextMenuInfo menuInfo = (AdapterContextMenuInfo)item
.getMenuInfo();
DownloadInfo d = mData.get(menuInfo.position);
switch (item.getItemId()) {
case MENU_CLEAR: {
if (mDownloadService != null)
mDownloadService.removeDownload(d);
break;
}
case MENU_PLAY: {
playDownloadedMusic(d);
break;
}
case MENU_STOP: {
synchronized(d) {
d.setStatus(DownloadInfo.STATUS_STOPPED);
}
d.getThread().interrupt();
mAdapter.notifyDataSetChanged();
break;
}
case MENU_RESUME: {
if (mDownloadService != null) {
synchronized(d) {
d.setStatus(DownloadInfo.STATUS_PENDING);
}
mAdapter.notifyDataSetChanged();
mDownloadService.resumeDownload(d);
}
break;
}
case MENU_DELETE: {
if (mDownloadService != null) {
mDownloadService.removeDownload(d);
File file = new File(d.getTarget());
if (file.exists()) {
file.delete();
}
file = new File(d.getTarget() + ".tmp");
if (file.exists()) {
file.delete();
}
}
}
}
return true;
}
private final class DownloadListAdapter extends BaseAdapter {
private int mResource;
private LayoutInflater mInflater;
public DownloadListAdapter(Context context, int resource) {
mResource = resource;
mInflater = (LayoutInflater)context.getSystemService(
Context.LAYOUT_INFLATER_SERVICE);
}
@Override
public int getCount() {
if (mData == null)
return 0;
return mData.size();
}
@Override
public Object getItem(int position) {
if (mData == null)
return null;
if (position < mData.size())
return mData.get(position);
return null;
}
@Override
public long getItemId(int position) {
if (mData == null)
return -1;
if (position < mData.size())
return position;
return -1;
}
@Override
public int getViewTypeCount() {
return 1;
}
@Override
public int getItemViewType(int position) {
return 0;
}
@Override
public View getView(int position, View convertView, ViewGroup parent) {
View v;
Object item = mData.get(position);
if (convertView == null) {
v = mInflater.inflate(mResource, parent, false);
} else {
v = convertView;
}
DownloadInfo info = (DownloadInfo)item;
TextView musicInfo = (TextView)v.findViewById(R.id.music_info);
musicInfo.setText((new File(info.getTarget())).getName());
ProgressBar progress = (ProgressBar)v.findViewById(R.id.progress);
int percent = info.getTotalBytes() == 0 ? 0 : 100 * info.getCurrentBytes() / info.getTotalBytes();
// Max can't be 0.
progress.setProgress(percent);
/*
Utils.D("position = " + position);
Utils.D("currentBytes = " + info.getCurrentBytes());
Utils.D("totalBytes = " + info.getTotalBytes());
*/
// Set status.
TextView musicStatus = (TextView)v.findViewById(R.id.music_status);
TextView bytesInfo = (TextView)v.findViewById(R.id.download_bytes);
TextView error = (TextView)v.findViewById(R.id.error);
if (info.getStatus() == DownloadInfo.STATUS_FINISHED) {
musicStatus.setText(R.string.finished);
musicStatus.setTextColor(getResources().getColor(R.color.download_finished));
bytesInfo.setVisibility(View.GONE);
error.setVisibility(View.GONE);
Utils.assertD(info.getCurrentBytes() == info.getTotalBytes());
} else if (info.getStatus() == DownloadInfo.STATUS_FAILED) {
musicStatus.setText(R.string.failed);
musicStatus.setTextColor(getResources().getColor(R.color.download_failed));
bytesInfo.setVisibility(View.GONE);
error.setVisibility(View.VISIBLE);
error.setText("Error: " + info.getError());
} else if (info.getStatus() == DownloadInfo.STATUS_DOWNLOADING){
musicStatus.setText(R.string.downloading);
musicStatus.setTextColor(getResources().getColor(R.color.download_pending));
bytesInfo.setVisibility(View.VISIBLE);
error.setVisibility(View.GONE);
bytesInfo.setText("" + percent + "%");
} else if (info.getStatus() == DownloadInfo.STATUS_PENDING) {
musicStatus.setText(R.string.pending);
musicStatus.setTextColor(getResources().getColor(R.color.download_pending));
bytesInfo.setVisibility(View.GONE);
error.setVisibility(View.GONE);
} else if (info.getStatus() == DownloadInfo.STATUS_STOPPED) {
musicStatus.setText(R.string.stopped);
musicStatus.setTextColor(getResources().getColor(R.color.download_pending));
bytesInfo.setVisibility(View.GONE);
error.setVisibility(View.GONE);
}
return v;
}
}
}