android setAdapter出错

zerolxl 2011-01-21 05:16:21

public class dz extends Activity implements OnClickListener {

    /** Called when the activity is first created. */

	EditText priceinput;

	EditText discount;

	Button btncalc;   

	TextView textView;

    //Button btnShowDialog_Layout; 

	Button   b_calc;

	Button   b_bztz;

	Button   b_gotg;

	Spinner s1 ;

	View myView;

	int isloaging=0;

	ProgressDialog progressDialog;

    @Override    

    public void onCreate(Bundle savedInstanceState) {

        super.onCreate(savedInstanceState);

        //setContentView(R.layout.main);

        this.setTitle("Lee's tool");

        

        

        setContentView(R.layout.login);

        // setContentView(R.layout.main);

         LayoutInflater mInflater = LayoutInflater.from(this);

         myView = mInflater.inflate(R.layout.main, null);

 		Thread thread = new Thread(){

 			public void run(){

 				try {

 					Thread.sleep(2000);

 					Message m = new Message();

 					m.what=1;

 					dz.this.mHandler.sendMessage(m);

 				} catch (InterruptedException e1) {

 					// TODO Auto-generated catch block

 					e1.printStackTrace();

 				}			

 			}

 		};

 		thread.start();

 		

 		

 		this.priceinput=(EditText)myView.findViewById(R.id.edtInput);

 		this.discount=(EditText)myView.findViewById(R.id.edtInput2);

 		this.btncalc=(Button)myView.findViewById(R.id.btnShow);

 		this.b_bztz=(Button)myView.findViewById(R.id.btnbztz);

 		this.b_gotg=(Button)myView.findViewById(R.id.btnClear);

 		this.b_gotg.setOnClickListener(this);   

 		this.btncalc.setOnClickListener(this);   

 		this.b_bztz.setOnClickListener(this);

 		this.textView=(TextView)myView.findViewById(R.id.TextView03);

 		

 		this.s1 = (Spinner) findViewById(R.id.citys);

 	   ArrayAdapter<CharSequence> adapter = ArrayAdapter.createFromResource(

 	            this, R.array.fujian, android.R.layout.simple_spinner_item);

 	    adapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);    

 	    

 	    this.s1.setAdapter(adapter);注1

     }

    

    private Handler mHandler = new Handler(){ 

        public void handleMessage(Message msg) {

        	if (msg.what==2)

        	{

        		String st = msg.getData().getString("St");

        		dz.this.textView.setText(st);

        		progressDialog.dismiss();

        	}

        	if (msg.what==1)

        	{ 	setContentView(myView);

        		

        	 }

         } 

     };