Android 我的代码可能有什么错误
那里。。。代码可能存在哪些错误-Android 我的代码可能有什么错误,android,Android,那里。。。代码可能存在哪些错误- if (v == resetButton){ memoryRecord.getText().clear(); 因为它不起作用 public class MainCodeActivity extends ActionBarActivity implements OnClickListener { private EditText memoryRecord; private Button saveButton; priv
if (v == resetButton){
memoryRecord.getText().clear();
因为它不起作用
public class MainCodeActivity extends ActionBarActivity implements OnClickListener {
private EditText memoryRecord;
private Button saveButton;
private Button resetButton;
private Button showMemoryButton;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main_code);
if (savedInstanceState == null) {
getSupportFragmentManager().beginTransaction()
.add(R.id.container, new PlaceholderFragment()).commit();
}
memoryRecord = (EditText) findViewById(R.id.memoryEntry);
saveButton = (Button) findViewById(R.id.save);
resetButton = (Button) findViewById(R.id.reset);
showMemoryButton = (Button) findViewById(R.id.showFile);
}
@Override
public boolean onCreateOptionsMenu(Menu menu) {
// Inflate the menu; this adds items to the action bar if it is present.
getMenuInflater().inflate(R.menu.main_code, menu);
return true;
}
@Override
public boolean onOptionsItemSelected(MenuItem item) {
// Handle action bar item clicks here. The action bar will
// automatically handle clicks on the Home/Up button, so long
// as you specify a parent activity in AndroidManifest.xml.
int id = item.getItemId();
if (id == R.id.action_settings) {
return true;
}
return super.onOptionsItemSelected(item);
}
/**
* A placeholder fragment containing a simple view.
*/
public static class PlaceholderFragment extends Fragment {
public PlaceholderFragment() {
}
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container,
Bundle savedInstanceState) {
View rootView = inflater.inflate(R.layout.fragment_main_code,
container, false);
return rootView;
}
}
@Override
public void onClick(View v) {
// TODO Auto-generated method stub
if (v == resetButton){
memoryRecord.getText().clear();
}else if (v == showMemoryButton){
showMemoryFile();
}
}
你有例外吗?你能发布堆栈跟踪吗?工作不正常,无法获得帮助。描述一下你的期望是什么,以及与之相比你得到了什么。欢迎来到SO!它不起作用对解决问题没有帮助。请阅读。在这里,请通读其余的帮助主题,以熟悉网站的工作方式。