我想學習Android。我想要構建一個簡單的字母計數應用程序來計算隨機名稱,這是我的代碼l與onclickListerner有問題。謝謝你在前進Counting Themed Game字符計數遊戲的隨機名稱android
public class MainActivity extends Activity implements OnClickListener {
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
Button b = (Button)findViewById(R.id.button1);
TextView nameView = (TextView)findViewById(R.id.nameView);
nameView.setText("saya");
b.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
public boolean onCreateOptionsMenu(Menu menu) {
getMenuInflater().inflate(R.menu.main, menu);
return true;
}
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_refresh) {
TextView nameView = (TextView)findViewById(R.id.nameView);
nameView.setText("van");
}
return super.onOptionsItemSelected(item);
}
}
});
}
那麼是什麼問題? –
我需要幫助onclick監聽器,我有錯誤。 – user6026666
我在代碼中看到很多錯誤,你可以發送堆棧跟蹤來幫助你更好嗎? –