大家好我正在使用此代码显示我的音板和播放声音。我也想知道它可以在长按按钮时保存声音。我已经到了一个阶段，长按按钮会显示一个菜单保存为铃声或通知，并将声音保存到铃声或通知文件夹等。
但是用户必须手动设置它是否有一种方法可以在用户点击保存为铃声或通知时立即覆盖当前的铃声。
感谢。
public class Activity2 extends Activity {
int selectedSoundId;
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity2);
final MediaPlayer player = new MediaPlayer();
final Resources res = getResources();
//just keep them in the same order, e.g. button01 is tied to backtoyou
final int[] buttonIds = { R.id.PlaySound1, R.id.PlaySound2, R.id.PlaySound3, R.id.PlaySound4, R.id.PlaySound5,};
final int[] soundIds = { R.raw.bentonirate, R.raw.bentonlong, R.raw.bentonshort, R.raw.ohjesuschrist, R.raw.ohjesuschristbenton, };
View.OnClickListener listener = new View.OnClickListener() {
public void onClick(View v) {
//find the index that matches the button's ID, and then reset
//the MediaPlayer instance, set the data source to the corresponding
//sound effect, prepare it, and start it playing.
for(int i = 0; i < buttonIds.length; i++) {
if(v.getId() == buttonIds[i]) {
selectedSoundId = soundIds[i];
AssetFileDescriptor afd = res.openRawResourceFd(soundIds[i]);
player.reset();
try {
player.setDataSource(afd.getFileDescriptor(), afd.getStartOffset(), afd.getLength());
} catch (IllegalArgumentException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (IllegalStateException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
try {
player.prepare();
} catch (IllegalStateException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
player.start();
break;
}
}
}
};
//set the same listener for every button ID, no need
//to keep a reference to every button
for(int i = 0; i < buttonIds.length; i++) {
Button soundButton = (Button)findViewById(buttonIds[i]);
registerForContextMenu(soundButton);
soundButton.setOnClickListener(listener);
}
}
@Override
public void onCreateContextMenu(ContextMenu menu, View v,ContextMenuInfo menuInfo) {
super.onCreateContextMenu(menu, v, menuInfo);
menu.setHeaderTitle("Save as...");
menu.add(0, v.getId(), 0, "Ringtone");
menu.add(0, v.getId(), 0, "Notification");
}
@Override
public boolean onContextItemSelected(MenuItem item) {
if(item.getTitle()=="Ringtone"){function1(item.getItemId());}
else if(item.getTitle()=="Notification"){function2(item.getItemId());}
else {return false;}
return true;
}
public void function1(int id){
if
(savering(selectedSoundId)){
// Code if successful
Toast.makeText(this, "Saved as Ringtone", Toast.LENGTH_SHORT).show();
}
else
{
// Code if unsuccessful
Toast.makeText(this, "Failed - Check your SDCard", Toast.LENGTH_SHORT).show();
}
}
public void function2(int id){
if
(savenot(selectedSoundId)){
// Code if successful
Toast.makeText(this, "Saved as Notification", Toast.LENGTH_SHORT).show();
}
else
{
// Code if unsuccessful
Toast.makeText(this, "Failed - Check your SDCard", Toast.LENGTH_SHORT).show();
}
}
//Save into Ring tone Folder
public boolean savering(int ressound){
byte[] buffer=null;
InputStream fIn = getBaseContext().getResources().openRawResource(ressound);
int size=50;
try {
size = fIn.available();
buffer = new byte[size];
fIn.read(buffer);
fIn.close();
} catch (IOException e) {
// TODO Auto-generated catch block
return false; }
String path="/sdcard/media/audio/ringtones/";
String filename="ohhh"+".ogg";
boolean exists = (new File(path)).exists();
if (!exists){new File(path).mkdirs();}
FileOutputStream save;
try {
save = new FileOutputStream(path+filename);
save.write(buffer);
save.flush();
save.close();
} catch (FileNotFoundException e) {
// TODO Auto-generated catch block
return false;
} catch (IOException e) {
// TODO Auto-generated catch block
return false;
}
sendBroadcast(new Intent(Intent.ACTION_MEDIA_SCANNER_SCAN_FILE, Uri.parse("file://"+path+filename)));
File k = new File(path, filename);
ContentValues values = new ContentValues();
values.put(MediaStore.MediaColumns.DATA, k.getAbsolutePath());
values.put(MediaStore.MediaColumns.TITLE, "Benton Ringtone");
values.put(MediaStore.MediaColumns.MIME_TYPE, "audio/ogg");
values.put(MediaStore.Audio.Media.ARTIST, "weee");
values.put(MediaStore.Audio.Media.IS_RINGTONE, true);
values.put(MediaStore.Audio.Media.IS_NOTIFICATION, true);
values.put(MediaStore.Audio.Media.IS_ALARM, true);
values.put(MediaStore.Audio.Media.IS_MUSIC, false);
//Insert it into the database
this.getContentResolver().insert(MediaStore.Audio.Media.getContentUriForPath(k.getAbsolutePath()), values);
return true;
}
//Save in Notification Folder
public boolean savenot(int ressound){
byte[] buffer=null;
InputStream fIn = getBaseContext().getResources().openRawResource(ressound);
int size=0;
try {
size = fIn.available();
buffer = new byte[size];
fIn.read(buffer);
fIn.close();
} catch (IOException e) {
// TODO Auto-generated catch block
return false; }
String path="/sdcard/media/audio/notifications/";
String filename="ohhh"+".ogg";
boolean exists = (new File(path)).exists();
if (!exists){new File(path).mkdirs();}
FileOutputStream save;
try {
save = new FileOutputStream(path+filename);
save.write(buffer);
save.flush();
save.close();
} catch (FileNotFoundException e) {
// TODO Auto-generated catch block
return false;
} catch (IOException e) {
// TODO Auto-generated catch block
return false;
}
sendBroadcast(new Intent(Intent.ACTION_MEDIA_SCANNER_SCAN_FILE, Uri.parse("file://"+path+filename)));
File k = new File(path, filename);
ContentValues values = new ContentValues();
values.put(MediaStore.MediaColumns.DATA, k.getAbsolutePath());
values.put(MediaStore.MediaColumns.TITLE, "Benton Notification");
values.put(MediaStore.MediaColumns.MIME_TYPE, "audio/ogg");
values.put(MediaStore.Audio.Media.ARTIST, "weee");
values.put(MediaStore.Audio.Media.IS_RINGTONE, true);
values.put(MediaStore.Audio.Media.IS_NOTIFICATION, true);
values.put(MediaStore.Audio.Media.IS_ALARM, true);
values.put(MediaStore.Audio.Media.IS_MUSIC, false);
//Insert it into the database
this.getContentResolver().insert(MediaStore.Audio.Media.getContentUriForPath(k.getAbsolutePath()), values);
return true;
}
}