com.tomeokin.archsample.ui.main.adapter.MainPageAdapter.java Source code

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Here is the source code for com.tomeokin.archsample.ui.main.adapter.MainPageAdapter.java

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/*
 * Copyright 2016 TomeOkin
 * 
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 *     http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.tomeokin.archsample.ui.main.adapter;

import android.support.v4.app.Fragment;
import android.support.v4.app.FragmentManager;
import android.support.v4.app.FragmentPagerAdapter;
import android.text.TextUtils;

import java.util.List;

/**
 *  viewpager ?
 */
public class MainPageAdapter extends FragmentPagerAdapter {
    private List<Fragment> fragments;
    private List<String> titles;

    public MainPageAdapter(FragmentManager fm, List<Fragment> fragments, List<String> titles) {
        super(fm);
        this.fragments = fragments;
        this.titles = titles;
    }

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

    @Override
    public CharSequence getPageTitle(int position) {
        if (position >= titles.size()) {
            return "";
        }
        return TextUtils.isEmpty(titles.get(position)) ? "" : titles.get(position);
    }

    @Override
    public int getCount() {
        return fragments != null ? fragments.size() : 0;
    }
}