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現在我正在嘗試使用Android 3.0(API 11)ECLIPSE做另一個彈出式項目。 但我有錯誤。不能實例化類型的類型PopupMenu.OnMenuItemClickListener MainActivity.java無法實例化類型PopupMenu.OnMenuItemClickListener
&
的方法getMenuInflater()的PopupMenu不適用於參數(INT,對象)MainActivity.java)
任何幫助將不勝感激。謝謝。
package com.example.indicationsss;
import android.os.Bundle;
import android.app.Activity;
import android.view.Menu;
import android.view.MenuItem;
import android.view.View;
import android.widget.PopupMenu;
import android.widget.Toast;
public class MainActivity extends Activity {
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
}
public void onPopupBtClick (View view) {
PopupMenu menu = new PopupMenu(this, view);
menu.getMenuInflater().inflate(R.menu.activity_main, menu.getMenu());
menu.setOnMenuItemClickListener(**new PopupMenu.OnMenuItemClickListener**());
}
public boolean onMenuItemClick(MenuItem item) {
Toast toast = Toast.makeText (MainActivity.this,
item.getTitle() + "was pressed",
Toast.LENGTH_SHORT);
toast.show();
return true;
}
}
任何人都知道有什麼問題? – HELPED