package com.moral.screen.base;
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import android.support.v7.widget.GridLayoutManager;
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import android.support.v7.widget.LinearLayoutManager;
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import android.support.v7.widget.RecyclerView;
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import android.support.v7.widget.StaggeredGridLayoutManager;
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import android.view.View;
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import com.moral.andbrickslib.baseadapter.headandfooter.EndlessRecyclerOnScrollListener;
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import com.moral.andbrickslib.baseadapter.headandfooter.ExStaggeredGridLayoutManager;
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import com.moral.andbrickslib.baseadapter.headandfooter.HeaderAndFooterRecyclerViewAdapter;
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import com.moral.andbrickslib.baseadapter.headandfooter.HeaderSpanSizeLookup;
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import com.moral.andbrickslib.baseadapter.headandfooter.LoadingFooter;
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import com.moral.andbrickslib.baseadapter.headandfooter.RecyclerViewStateUtils;
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import com.moral.andbrickslib.baseadapter.headandfooter.SpaceItemDecoration;
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import com.moral.andbrickslib.utils.DensityUtils;
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import com.moral.screen.R;
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import com.moral.screen.common.AppConfig;
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import in.srain.cube.views.ptr.PtrClassicFrameLayout;
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import in.srain.cube.views.ptr.PtrDefaultHandler;
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import in.srain.cube.views.ptr.PtrFrameLayout;
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import in.srain.cube.views.ptr.PtrHandler;
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import in.srain.cube.views.ptr.header.MaterialHeader;
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/**
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* Created by haijiang on 2017/5/2.
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*/
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public abstract class BaseListFragment extends BaseFragment {
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protected PtrClassicFrameLayout mPtrFrame;
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protected HeaderAndFooterRecyclerViewAdapter mHeaderAndFooterRecyclerViewAdapter = null;
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protected RecyclerView mRecyclerView;
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/**
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* 分页
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*/
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protected int pageIndex = 1;
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protected int totalPage=0;
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protected boolean isRefresh,isLoadMore;
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@Override
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protected int getLayoutId() {
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return R.layout.base_fragment_list_layout;
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}
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@Override
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protected void initViews() {
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initMulitiStatusView(R.id.empty_layout);
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initRefreshView();
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setupRecyclerView();
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}
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/**
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* 加载更多数据
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*/
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protected abstract void onLoadMore();
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/**
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* 刷新数据
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*/
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protected abstract void onRefresh();
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//初始化刷新控件
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private void initRefreshView() {
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mPtrFrame = findView(R.id.rotate_header_list_view_frame);
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mPtrFrame.setLastUpdateTimeRelateObject(this);
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mPtrFrame.setPtrHandler(new PtrHandler() {
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@Override
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public void onRefreshBegin(PtrFrameLayout frame) {
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//刷新数据
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pageIndex = 1;
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isRefresh = true;
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isLoadMore = false;
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onRefresh();
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}
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@Override
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public boolean checkCanDoRefresh(PtrFrameLayout frame, View content, View header) {
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return PtrDefaultHandler.checkContentCanBePulledDown(frame, content, header);
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}
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});
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// header
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final MaterialHeader header = new MaterialHeader(getActivity());
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int[] colors = getResources().getIntArray(R.array.google_colors);
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header.setColorSchemeColors(colors);
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header.setLayoutParams(new PtrFrameLayout.LayoutParams(-1, -2));
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header.setPadding(0, DensityUtils.dip2px(getActivity(), 15), 0, DensityUtils.dip2px(getActivity(), 10));
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header.setPtrFrameLayout(mPtrFrame);
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mPtrFrame.setLoadingMinTime(500);
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mPtrFrame.setDurationToCloseHeader(1000);
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mPtrFrame.setHeaderView(header);
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mPtrFrame.addPtrUIHandler(header);
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// default is false
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mPtrFrame.setPullToRefresh(false);
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// default is true
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mPtrFrame.setKeepHeaderWhenRefresh(true);
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}
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private void setupRecyclerView() {
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mRecyclerView = findView(R.id.recyclerview);
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// DividerItemDecoration line = new DividerItemDecoration(this,DividerItemDecoration.VERTICAL_LIST);
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// mRecyclerView.addItemDecoration(line);
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mRecyclerView.setLayoutManager(new LinearLayoutManager(mRecyclerView.getContext()));
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mRecyclerView.addOnScrollListener(mOnScrollListener);
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}
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private EndlessRecyclerOnScrollListener mOnScrollListener = new EndlessRecyclerOnScrollListener() {
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@Override
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public void onLoadNextPage(View view) {
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super.onLoadNextPage(view);
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LoadingFooter.State state = RecyclerViewStateUtils.getFooterViewState(mRecyclerView);
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if(state == LoadingFooter.State.Loading||state == LoadingFooter.State.TheEnd) {
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return;
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}
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showFootViewLoading();
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isRefresh = false;
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isLoadMore = true;
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pageIndex++;
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onLoadMore();
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}
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};
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/**
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* 设置瀑布流
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*/
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public void setRecyclerViewFall(){
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SpaceItemDecoration space = new SpaceItemDecoration(12);
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mRecyclerView.addItemDecoration(space);
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ExStaggeredGridLayoutManager manager = new ExStaggeredGridLayoutManager(2, StaggeredGridLayoutManager.VERTICAL);
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manager.setSpanSizeLookup(new HeaderSpanSizeLookup((HeaderAndFooterRecyclerViewAdapter) mRecyclerView.getAdapter(), manager.getSpanCount()));
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mRecyclerView.setLayoutManager(manager);
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}
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/**
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* 设置网格
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*/
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public void setRecyclerViewGrid(){
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SpaceItemDecoration space = new SpaceItemDecoration(12);
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mRecyclerView.addItemDecoration(space);
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GridLayoutManager manager = new GridLayoutManager(getActivity(),2);
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manager.setSpanSizeLookup(new HeaderSpanSizeLookup((HeaderAndFooterRecyclerViewAdapter) mRecyclerView.getAdapter(), manager.getSpanCount()));
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mRecyclerView.setLayoutManager(manager);
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}
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/**
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* 设置rv顶部加载View
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*/
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protected void showFootViewEnd(){
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RecyclerViewStateUtils.setFooterViewState(getActivity(), mRecyclerView, AppConfig.DEFAULT_SIZE, LoadingFooter.State.TheEnd, null);
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}
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protected void showFootViewLoading(){
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RecyclerViewStateUtils.setFooterViewState(getActivity(), mRecyclerView, AppConfig.DEFAULT_SIZE, LoadingFooter.State.Loading, null);
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}
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protected void showFootViewNormal(){
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RecyclerViewStateUtils.setFooterViewState(mRecyclerView, LoadingFooter.State.Normal);
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}
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}
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