我有2个片段,两个片段都有一个按钮.当我按下按钮时,我想开始一个新的活动.但我无法让它发挥作用.
我得到的错误:ERROR here:类型不匹配:无法从mFragmentFavorite转换为Fragment
我究竟做错了什么?
MyFragmentPagerAdapter
import android.support.v4.app.Fragment;
import android.support.v4.app.FragmentManager;
import android.support.v4.app.FragmentPagerAdapter;
public class MyFragmentPagerAdapter extends FragmentPagerAdapter{
final int PAGE_COUNT = 3;
/** Constructor of the class */
public MyFragmentPagerAdapter(FragmentManager fm) {
super(fm);
}
/** This method will be invoked when a page is requested to create */
@Override
public Fragment getItem(int arg0) {
switch(arg0){
case 0:
return new FavoriteActivity();
//ERROR: Type mismatch: cannot convert from FavoriteActivity to Fragment
case 1:
return new SettingsActivity();
default:
return null;
}
}
/** …Run Code Online (Sandbox Code Playgroud) android android-fragments android-activity android-fragmentactivity
我正在研究CustomListView片段并CustomAdapter从中扩展BaseAdapter.在我CustomAdapter的按钮上点击该按钮我想移动一个活动,但我不知道如何从一个片段切换到一个活动.