import com.baidu.mapapi.search.MKSearch; //导入依赖的package包/类
@Override
public boolean onOptionsItemSelected(MenuItem item) {
	// TODO Auto-generated method stub
	switch (item.getItemId())// �õ��������item��itemId
	{
	case R.id.menu_begin:
		pdialog = LoadingDialog.createLoadingDialog(LjghTab.this,
				"���ڹ滮·��...");
		pdialog.show();
		mLocClient.stop();
		mMKSearch = new MKSearch();
		mMKSearch.init(mBMapMan, new MapSearchListener());
		MKPlanNode start = new MKPlanNode();
		start.pt = new GeoPoint((int) (mywd * 1E6), (int) (myjd * 1E6));
		MKPlanNode end = new MKPlanNode();
		end.pt = new GeoPoint((int) (wd * 1E6), (int) (jd * 1E6));
		mMKSearch.setDrivingPolicy(MKSearch.ECAR_TIME_FIRST);
		mMKSearch.drivingSearch(null, start, null, end);
		break;
	
	}
	
	return super.onOptionsItemSelected(item);
}
 

import com.baidu.mapapi.search.MKSearch; //导入依赖的package包/类
public MyPoiOverlay(LocationActivity activity, MapView mapView, MKSearch search)
{
	super(activity, mapView);
	mSearch = search;
	mActivity = activity;
	 

}
 

import com.baidu.mapapi.search.MKSearch; //导入依赖的package包/类
public MyPoiOverlay(Activity activity, MapView mapView, MKSearch search) {
    super(activity, mapView);
    mSearch = search;
}
 

import com.baidu.mapapi.search.MKSearch; //导入依赖的package包/类
private void initMKSearch()
{
	mMKSearch = new MKSearch();
	mMKSearch.init(mBMapManager, new MKSearchListenerImpl());
}