package com.gh.base.adapter;

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

import java.util.List;

/**
 * Created by LGT on 2016/11/17.
 * ViewPager FragmentAdapter
 */
public class FragmentAdapter extends FragmentPagerAdapter {

    private List<Fragment> mFragmentList;

    private List<String> mTitleList;

    public FragmentAdapter(FragmentManager fm, List<Fragment> fragmentList) {
        super(fm);
        this.mFragmentList = fragmentList;
    }

    public FragmentAdapter(FragmentManager fm, List<Fragment> fragmentList, List<String> titleList) {
        super(fm);
        this.mFragmentList = fragmentList;
        this.mTitleList = titleList;
    }

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

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

    @Nullable
    @Override
    public CharSequence getPageTitle(int position) {
        if (mTitleList != null && mTitleList.size() > position) {
            return mTitleList.get(position);
        }
        return super.getPageTitle(position);
    }
}