2024.2.24 记账本app开发（十六）

记录页面适配器代码：

package com.hui.myapplication.adapter;

import androidx.annotation.NonNull;
import androidx.annotation.Nullable;
import androidx.fragment.app.Fragment;
import androidx.fragment.app.FragmentManager;
import androidx.fragment.app.FragmentPagerAdapter;

import java.util.List;

public class RecordPagerAdapter extends FragmentPagerAdapter {
List<Fragment>fragmentList;
String[]titles={"支出","收入"};
public RecordPagerAdapter(@NonNull FragmentManager fm,List<Fragment>fragmentList) {
super(fm);
this.fragmentList=fragmentList;
}

@NonNull
@Override
public Fragment getItem(int position) {
return fragmentList.get(position);
}

@Override
public int getCount() {
return fragmentList.size();
}

@Nullable
@Override
public CharSequence getPageTitle(int position) {
return titles[position];
}
}