121 lines
3.9 KiB
Java
121 lines
3.9 KiB
Java
/* Copyright 2017 Andrew Dawson
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*
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* This file is a part of Tusky.
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*
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* This program is free software; you can redistribute it and/or modify it under the terms of the
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* GNU General Public License as published by the Free Software Foundation; either version 3 of the
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* License, or (at your option) any later version.
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*
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* Tusky is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even
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* the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General
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* Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along with Tusky; if not,
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* see <http://www.gnu.org/licenses>. */
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package com.keylesspalace.tusky.pager;
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import android.util.SparseArray;
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import android.view.ViewGroup;
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import com.keylesspalace.tusky.fragment.AccountMediaFragment;
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import com.keylesspalace.tusky.fragment.TimelineFragment;
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import com.keylesspalace.tusky.interfaces.RefreshableFragment;
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import java.util.HashSet;
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import java.util.Set;
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import androidx.annotation.NonNull;
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import androidx.annotation.Nullable;
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import androidx.fragment.app.Fragment;
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import androidx.fragment.app.FragmentManager;
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import androidx.fragment.app.FragmentPagerAdapter;
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public class AccountPagerAdapter extends FragmentPagerAdapter {
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private static final int TAB_COUNT = 4;
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private String accountId;
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private String[] pageTitles;
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private SparseArray<Fragment> fragments = new SparseArray<>(TAB_COUNT);
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private final Set<Integer> pagesToRefresh = new HashSet<>();
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public AccountPagerAdapter(FragmentManager manager, String accountId) {
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super(manager);
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this.accountId = accountId;
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}
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public void setPageTitles(String[] titles) {
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pageTitles = titles;
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}
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@NonNull
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@Override
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public Fragment getItem(int position) {
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switch (position) {
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case 0: {
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return TimelineFragment.newInstance(TimelineFragment.Kind.USER, accountId,false);
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}
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case 1: {
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return TimelineFragment.newInstance(TimelineFragment.Kind.USER_WITH_REPLIES, accountId,false);
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}
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case 2: {
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return TimelineFragment.newInstance(TimelineFragment.Kind.USER_PINNED, accountId,false);
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}
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case 3: {
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return AccountMediaFragment.newInstance(accountId,false);
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}
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default: {
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throw new AssertionError("Page " + position + " is out of AccountPagerAdapter bounds");
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}
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}
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}
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@Override
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public int getCount() {
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return TAB_COUNT;
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}
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@NonNull
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@Override
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public Object instantiateItem(@NonNull ViewGroup container, int position) {
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Object fragment = super.instantiateItem(container, position);
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if (fragment instanceof Fragment)
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fragments.put(position, (Fragment) fragment);
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if (pagesToRefresh.contains(position)) {
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if (fragment instanceof RefreshableFragment)
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((RefreshableFragment) fragment).refreshContent();
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pagesToRefresh.remove(position);
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}
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return fragment;
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}
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@Override
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public void destroyItem(@NonNull ViewGroup container, int position, @NonNull Object object) {
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super.destroyItem(container, position, object);
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fragments.remove(position);
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}
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@Override
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public CharSequence getPageTitle(int position) {
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return pageTitles[position];
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}
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@Nullable
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public Fragment getFragment(int position) {
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return fragments.get(position);
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}
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public void refreshContent(){
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for (int i=0;i<getCount();i++){
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Fragment fragment = getFragment(i);
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if (fragment instanceof RefreshableFragment){
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((RefreshableFragment) fragment).refreshContent();
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}
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else{
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pagesToRefresh.add(i);
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}
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}
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}
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}
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