Android 监听键盘回车键事件

package listenter.main; import android.app.Activity; import android.content.Context; import android.os.Bundle; import android.view.KeyEvent; import android.view.View; import android.view.View.OnKeyListener; import android.view.inputmethod.InputMethodManager; import android.widget.EditText; public class EnterListenter extends Activity { /** Called when the activity is first created. */ @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.main); EditText password=(EditText)findViewById(R.id.password); password.setOnKeyListener(onKey); } OnKeyListener onKey=new OnKeyListener() { @Override public boolean onKey(View v, int keyCode, KeyEvent event) { // TODO Auto-generated method stub if(keyCode == KeyEvent.KEYCODE_ENTER){ InputMethodManager imm = (InputMethodManager)v.getContext().getSystemService(Context.INPUT_METHOD_SERVICE); if(imm.isActive()){ imm.hideSoftInputFromWindow(v.getApplicationWindowToken(), 0 ); } return true; } return false; } }; }