嗨我想創建一個評論框,我不能創建的是在實際屏幕上的評論框中顯示消息而不是敬酒它,但以某種方式存儲它。這個想法是,我想創建一個評論框,並在屏幕上存儲+顯示評論。我現在擁有的是我可以爲評論敬酒。是否有任何可能的方式顯示評論,即使我運行應用程序評論仍然會在那裏?這是我的代碼。Android評論框,存儲和顯示評論
public class commentbox extends Activity {
private EditText edittext;
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.comment);
addKeyListener();
}
public void addKeyListener() {
// get edittext component
edittext = (EditText) findViewById(R.id.editText);
// add a keylistener to keep track user input
edittext.setOnKeyListener(new OnKeyListener() {
public boolean onKey(View v, int keyCode, KeyEvent event) {
// if keydown and "enter" is pressed
if ((event.getAction() == KeyEvent.ACTION_DOWN)
&& (keyCode == KeyEvent.KEYCODE_ENTER)) {
// display a floating message
Toast.makeText(commentbox.this,
edittext.getText(), Toast.LENGTH_LONG).show();
return true;
} else if ((event.getAction() == KeyEvent.ACTION_DOWN)
&& (keyCode == KeyEvent.KEYCODE_9)) {
// display a floating message
Toast.makeText(commentbox.this,
"Number 9 is pressed!", Toast.LENGTH_LONG).show();
return true;
}
return false;
}
});
}
}