NewListViewActivity.java

package com.wangbb.naruto.app.activity;

import android.graphics.Color;
import android.os.Bundle;
import android.support.v4.widget.SwipeRefreshLayout;
import android.support.v7.widget.LinearLayoutManager;
import android.support.v7.widget.RecyclerView;
import android.support.v7.widget.Toolbar;
import android.view.Menu;
import android.view.MenuItem;
import android.view.View;

import com.wangbb.naruto.R;
import com.wangbb.naruto.app.adapter.HomeAdapter;
import com.wangbb.naruto.app.view.DividerItemDecoration;
import com.wangbb.naruto.app.view.LoadingViewHelper;
import com.wangbb.naruto.utils.NarutoToast;
import com.wangbb.naruto.utils.Utility;

import java.util.ArrayList;

/**
 * Created by wangbinbin on 15/5/7.
 */
public class NewListViewActivity extends BaseFragmentActivity {

    private RecyclerView mRecyclerView;
    private ArrayList<String> list;
    private SwipeRefreshLayout mSwipeRefreshLayout;
    private LinearLayoutManager mLayoutManager;
    private boolean canLoadMore = true;
    private Toolbar toolbar;
    private LoadingViewHelper loadingView;

    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_new_listview);

        list = new ArrayList<String>();
        initView();
        setListerner();

        mSwipeRefreshLayout.setEnabled(false);
        mSwipeRefreshLayout.postDelayed(new Runnable() {
            @Override
            public void run() {
                initData();
                mSwipeRefreshLayout.setEnabled(true);
            }
        }, 2000l);
    }

    @Override
    public boolean onCreateOptionsMenu(Menu menu) {
        getMenuInflater().inflate(R.menu.new_listview, menu);
        return true;
    }

    private void setListerner() {
        mSwipeRefreshLayout.setOnRefreshListener(new SwipeRefreshLayout.OnRefreshListener() {
            @Override
            public void onRefresh() {
                mSwipeRefreshLayout.postDelayed(new Runnable() {
                    @Override
                    public void run() {
                        mSwipeRefreshLayout.setRefreshing(false);
                    }
                }, 3000);
            }
        });

        mRecyclerView.setOnScrollListener(new RecyclerView.OnScrollListener() {
            @Override
            public void onScrollStateChanged(RecyclerView recyclerView, int newState) {

            }

            @Override
            public void onScrolled(RecyclerView recyclerView, int dx, int dy) {
                int lastVisibleItem = mLayoutManager.findLastVisibleItemPosition();
                int totalItemCount = mLayoutManager.getItemCount();
                //lastVisibleItem >= totalItemCount - 4 ��ʾʣ��4��item�Զ����أ���λ����ѡ�� dy>0 ��ʾ���»���
                if (lastVisibleItem >= totalItemCount - 4 && dy > 0) {
                    mRecyclerView.postDelayed(new Runnable() {
                        @Override
                        public void run() {
                            initData();
                        }
                    }, 5000l);
                }
            }
        });
    }

    private void initView() {
        mSwipeRefreshLayout = (SwipeRefreshLayout) findViewById(R.id.swiperefreshlayout);
        mSwipeRefreshLayout.setColorSchemeColors(Color.RED, Color.BLUE, Color.YELLOW);
//        mSwipeRefreshLayout.setProgressBackgroundColor(R.color.primary_dark_material_dark);
        mSwipeRefreshLayout.setProgressViewOffset(false, Utility.dip2px(0), Utility.dip2px(80));
        //����ˢ�¾����Ӧϵ��  Խ��Խ������
//        mSwipeRefreshLayout.setDistanceToTriggerSync(80);
        mSwipeRefreshLayout.setHorizontalFadingEdgeEnabled(true);
        mSwipeRefreshLayout.setHapticFeedbackEnabled(true);
        mSwipeRefreshLayout.setHasTransientState(true);
        mSwipeRefreshLayout.setHovered(true);

        mRecyclerView = (RecyclerView) findViewById(R.id.recyclerview);
        //�������ȷ��ÿ��item�ĸ߶��ǹ̶��ģ��������ѡ������������
        mRecyclerView.setHasFixedSize(false);

        mLayoutManager = new LinearLayoutManager(this);
        mRecyclerView.setLayoutManager(mLayoutManager);
        mRecyclerView.setAdapter(new HomeAdapter(this, list));
        mRecyclerView.addItemDecoration(new DividerItemDecoration(this, DividerItemDecoration.VERTICAL_LIST));

        toolbar = (Toolbar) findViewById(R.id.toolbar);
        toolbar.setTitle("like listview");
        setSupportActionBar(toolbar);
        setToolbar();

        loadingView = new LoadingViewHelper(findViewById(R.id.loading_view));
        loadingView.startLoading();
    }

    private void setToolbar() {
        toolbar.setNavigationIcon(R.drawable.arrow_left);
        toolbar.setTitle("like listview");
//        toolbar.setLogo(getResources().getDrawable(R.drawable.ic_launcher));
//        toolbar.setSubtitle("like listview");
        toolbar.setNavigationOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                finish();
            }
        });
        toolbar.setOnMenuItemClickListener(new Toolbar.OnMenuItemClickListener() {
            @Override
            public boolean onMenuItemClick(MenuItem menuItem) {
                switch (menuItem.getItemId()) {
                    case R.id.action_1:
                        NarutoToast.toastShow("1");
                        break;
                    case R.id.action_2:
                        NarutoToast.toastShow("2");
                        break;
                }
                return false;
            }
        });
    }

    protected void initData() {
        for (int i = 'A'; i < 'z'; i++) {
            list.add("" + (char) i);
        }
        mRecyclerView.getAdapter().notifyDataSetChanged();
        loadingView.loadingSuccess();
    }
}