SearchBar.java

package com.ringtone.music;

import android.app.Activity;
import android.text.TextUtils;
import android.view.KeyEvent;
import android.view.View;
import android.view.View.OnClickListener;
import android.view.View.OnKeyListener;
import android.widget.AutoCompleteTextView;
import android.widget.Button;
import android.widget.EditText;

public class SearchBar {

	private Activity mActivity;
	private AutoCompleteTextView mQuery;
	private Button mGo;
	
	public SearchBar(Activity activity) {
		mActivity = activity;
        mQuery = (AutoCompleteTextView)activity.findViewById(R.id.q);
        mGo = (Button)activity.findViewById(R.id.go);
        
//        mQuery.setOnKeyListener(new OnKeyListener() {
//
//    		@Override
//    		public boolean onKey(View v, int keyCode, KeyEvent event) {
//    			if(keyCode == KeyEvent.KEYCODE_ENTER && event.getAction() == KeyEvent.ACTION_UP) {
//    				doSearch();
//    				return true;
//    			}
//    			return false;
//    		}
//        });
        
//        mQuery.setThreshold(1);
        
        try{
        	SearchAdapter myCursorAdapter = new SearchAdapter(activity.getApplication(),null);
        	mQuery.setAdapter(myCursorAdapter);
        } catch (Exception e) {
        	e.printStackTrace();
        }
        
        mGo.setOnClickListener(new OnClickListener() {   
            @Override
            public void onClick(View v) {
              doSearch();
            }
        });
        
	}
	
	public String getQuery() {
		if (mQuery != null) {
			return mQuery.getText().toString();
		}
		return null;
	}
	
	private void doSearch() {
		String query = mQuery.getText().toString();
		Utils.D("start search");

		if (!TextUtils.isEmpty(query)) {
			HistoryAdapter adapter = HistoryAdapter.getInstance(mActivity.getApplication());
			adapter.insertHistory(query, HistoryAdapter.TYPE_SEARCH);
			SearchResultActivity.startQuery(mActivity.getApplication(), query);
			SearchResultActivity.handleMp3ListIntent(mActivity, query);
		}
	}
}