Android 搜索播放列表并播放歌曲
我正在尝试在音乐播放器中实现搜索Android 搜索播放列表并播放歌曲,android,listview,search,playlist,Android,Listview,Search,Playlist,我正在尝试在音乐播放器中实现搜索 public class PlayListActivity extends ListActivity { public ArrayList<HashMap<String, String>> songsList = new ArrayList<HashMap<String, String>>(); public String songList[]; // Listview Adapter Arra
public class PlayListActivity extends ListActivity {
public ArrayList<HashMap<String, String>> songsList = new ArrayList<HashMap<String, String>>();
public String songList[];
// Listview Adapter
ArrayAdapter<String> adapter;
// Search EditText
EditText inputSearch;
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.playlist);
ArrayList<HashMap<String, String>> songsListData = new ArrayList<HashMap<String, String>>();
SongsManager plm = new SongsManager(getApplicationContext());
// get all songs
this.songsList = plm.getPlayList();
// looping through playlist
for (int i = 0; i < songsList.size(); i++) {
// creating new HashMap
HashMap<String, String> song = songsList.get(i);
// adding HashList to ArrayList
songsListData.add(song);
}
inputSearch = (EditText) findViewById(R.id.inputSearch);
// Adding menuItems to ListView
final ListAdapter adapter = new SimpleAdapter(this, songsListData,
R.layout.playlist_item, new String[] { "songTitle" }, new int[] {
R.id.songTitle });
setListAdapter(adapter);
// selecting single ListView item
ListView lv = getListView();
lv.setDivider(this.getResources().getDrawable(R.drawable.transperent_color));
lv.setDividerHeight(1);
// listening to single listitem click
lv.setOnItemClickListener(new OnItemClickListener() {
@Override
public void onItemClick(AdapterView<?> parent, View view,
int position, long id) {
// getting listitem index
int songIndex = position;
// Starting new intent
Intent in = new Intent(getApplicationContext(),
MusicPlayerActivity.class);
// Sending songIndex to PlayerActivity
in.putExtra("songIndex", songIndex);
setResult(100, in);
// Closing PlayListView
finish();
}
});
/**
* Enabling Search Filter
* */
inputSearch.addTextChangedListener(new TextWatcher() {
@Override
public void onTextChanged(CharSequence cs, int arg1, int arg2, int arg3) {
// When user changed the Text
Log.v("LOG",cs.toString());
((Filterable) adapter).getFilter().filter(cs);
}
@Override
public void beforeTextChanged(CharSequence arg0, int arg1, int arg2,
int arg3) {
// TODO Auto-generated method stub
}
@Override
public void afterTextChanged(Editable arg0) {
// TODO Auto-generated method stub
}
});
}
}
公共类播放活动扩展了ListActivity{
public ArrayList songsList=new ArrayList();
公共字符串歌曲列表[];
//列表视图适配器
阵列适配器;
//搜索编辑文本
编辑文本输入搜索;
@凌驾
创建时的公共void(Bundle savedInstanceState){
super.onCreate(savedInstanceState);
setContentView(R.layout.playlist);
ArrayList songsListData=新的ArrayList();
SongsManager plm=新的SongsManager(getApplicationContext());
//获取所有歌曲
this.songsList=plm.getPlayList();
//循环播放列表
对于(int i=0;i
我能搜索这首歌。。但如果我播放那首歌,会播放其他歌曲(根据位置编号)
如何更改它,使其播放我搜索的特定歌曲
感谢您的时间和帮助!:) 这一定是位置问题,我想当你搜索歌曲之后,再通知你的listview。我该怎么做?请帮我修改相应的代码。感谢您在搜索时在listview或AutoCompleteTextView中实际单击的位置,您能澄清一下吗?listview是我单击的位置,当您使用搜索结果值再次搜索后,设置listview适配器。并使adapter.notifiDatasetChanged();它将再次设置listview。