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package cn.shangyu.gdxzExpert.activity;
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import android.app.Dialog;
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import android.content.ActivityNotFoundException;
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import android.content.Context;
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import android.content.Intent;
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import android.content.SharedPreferences;
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import android.database.sqlite.SQLiteDatabase;
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import android.net.Uri;
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import android.text.TextUtils;
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import android.view.View;
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import android.view.ViewGroup;
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import android.widget.AdapterView;
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import android.widget.AdapterView.OnItemClickListener;
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import android.widget.AdapterView.OnItemLongClickListener;
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import android.widget.BaseAdapter;
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import android.widget.FrameLayout;
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import android.widget.LinearLayout;
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import android.widget.ListView;
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import android.widget.TextView;
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import com.gyf.immersionbar.ImmersionBar;
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import java.io.File;
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import java.util.ArrayList;
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import cn.shangyu.gdxzExpert.R;
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import cn.shangyu.gdxzExpert.base.BaseActivity;
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import cn.shangyu.gdxzExpert.ecdemo.storage.CoursewareBookDownloadSqlManager;
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import cn.shangyu.gdxzExpert.ecdemo.ui.chatting.model.DownloadModel;
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import cn.shangyu.gdxzExpert.pulltorefreshview.PullToRefreshBase;
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import cn.shangyu.gdxzExpert.pulltorefreshview.PullToRefreshBase.Mode;
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import cn.shangyu.gdxzExpert.pulltorefreshview.PullToRefreshBase.OnRefreshListener;
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import cn.shangyu.gdxzExpert.pulltorefreshview.PullToRefreshListView;
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import cn.shangyu.gdxzExpert.utils.CommonUtil;
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import cn.shangyu.gdxzExpert.utils.Constant;
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import cn.shangyu.gdxzExpert.utils.SharePrefUtil;
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import cn.shangyu.gdxzExpert.utils.TikaUtil;
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import cn.shangyu.gdxzExpert.utils.ToastUtil;
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import cn.shangyu.gdxzExpert.utils.UIUtils;
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import cn.shangyu.gdxzExpert.widget.ECListDialog;
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import cn.shangyu.gdxzExpert.widget.LoadingPage.ResultState;
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public class MyDownLoadCourseActivity extends BaseActivity implements
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OnItemClickListener, OnItemLongClickListener {
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private PullToRefreshListView ptrLv;
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private TextView load_empty;
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private ArrayList<DownloadModel> list = new ArrayList<DownloadModel>();;
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public final static int REQUESTCODE = 222;
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private static MyDownLoadCourseActivity instance;
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private CourseDownLoadAdapter mAdapter;
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CoursewareBookDownloadSqlManager sq;
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SQLiteDatabase db;
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public static MyDownLoadCourseActivity getInstance() {
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return instance;
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}
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@Override
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public void setTitle() {
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top_back_layout.setVisibility(View.VISIBLE);
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top_title.setText("课件文档");
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}
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@Override
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public View onCreateSuccessedView() {
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ImmersionBar.with(this).keyboardEnable(true).statusBarDarkFont(true).titleBar(mToolbar).init();
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View view = View.inflate(ct, R.layout.activity_my_download, null);
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instance = this;
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ptrLv = (PullToRefreshListView) view.findViewById(R.id.lv_item_down);// 下拉刷新的listview控件
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// 处理正在加载，空，错误的布局
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load_empty = (TextView) view.findViewById(R.id.load_empty);
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ll_loading = (FrameLayout) view.findViewById(R.id.ll_loading);
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ll_load_progress = (LinearLayout) view
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.findViewById(R.id.ll_load_progress);
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tv_load_fail = (TextView) view.findViewById(R.id.tv_load_fail);
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// 设置只有下拉刷新
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ptrLv.setMode(Mode.DISABLED);
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// 得到实际的ListView 设置点击
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ptrLv.getRefreshableView().setOnItemClickListener(this);
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ptrLv.getRefreshableView().setOnItemLongClickListener(this);
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ptrLv.setOnRefreshListener(new OnRefreshListener<ListView>() {
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@Override
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public void onRefresh(PullToRefreshBase<ListView> refreshView) {
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// getDownLoadList(url);
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}
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});
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db = openOrCreateDatabase("courseware.db", MODE_PRIVATE, null);
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sq = new CoursewareBookDownloadSqlManager(db);
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load_empty.setText("您暂未下载课件");
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initData();
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return view;
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}
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@Override
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public ResultState onLoad() {
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return ResultState.STATE_SUCCESSED;
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}
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/**
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* 实例化数据
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*/
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private void initData() {
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showProgressDialog("正在加载");
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list.clear();
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ArrayList<DownloadModel> downList;
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ArrayList<DownloadModel> downListold;
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downList = CoursewareBookDownloadSqlManager.getDownloadInfoByState(2);
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downListold= CoursewareBookDownloadSqlManager.getDownloadInfoByState(4);
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if (downListold != null &&!downListold.isEmpty())
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{
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if (downList == null || downList.isEmpty())
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{
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downList=new ArrayList<>();
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}
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downList.addAll(downListold);
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}
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if (downList == null || downList.isEmpty()) {
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ptrLv.setEmptyView(load_empty);
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} else {
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for (int i = 0; i < downList.size(); i++) {
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list.add(0, downList.get(i));
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}
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if (mAdapter == null) {
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mAdapter = new CourseDownLoadAdapter();
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ptrLv.getRefreshableView().setAdapter(mAdapter);
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} else {
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mAdapter.notifyDataSetChanged();
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}
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onLoaded();
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}
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closeProgressDialog();
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}
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public void notifyAdapter() {
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if (mAdapter != null) {
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mAdapter.notifyDataSetChanged();
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}
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}
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/**
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* 数据加载完成时，取消加载动画
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*/
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private void onLoaded() {
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dismissLoadingProgress();
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ptrLv.onRefreshComplete();
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}
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@Override
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protected void processClick(View v) {
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}
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// android获取一个用于打开Word文件的intent
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public void openWordFile(String Path, String uuid,int position) {
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File file = new File(Path);
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SharedPreferences sp = getSharedPreferences(SharePrefUtil.SP_DOWN, Context.MODE_PRIVATE);
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String fileMD5_ = sp.getString(uuid+"fileMD5","");
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String fileMD5 = TikaUtil.getFileMD5(file);
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if (TextUtils.isEmpty(fileMD5_)){
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Intent intent = new Intent("android.intent.action.VIEW");
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intent.addCategory("android.intent.category.DEFAULT");
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intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
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Uri uri = Uri.fromFile(file);
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intent.setDataAndType(uri, "application/msword");
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try {
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ct.startActivity(intent);
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} catch (ActivityNotFoundException e) {
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ToastUtil.showToast("打开失败, 请安装相应应用!");
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}
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}else if (file.exists()&&fileMD5_.contains(fileMD5)) {
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Intent intent = new Intent("android.intent.action.VIEW");
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intent.addCategory("android.intent.category.DEFAULT");
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intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
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Uri uri = Uri.fromFile(file);
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intent.setDataAndType(uri, "application/msword");
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try {
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ct.startActivity(intent);
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} catch (ActivityNotFoundException e) {
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ToastUtil.showToast("打开失败, 请安装相应应用!");
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}
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} else {
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list.remove(position);
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CoursewareBookDownloadSqlManager.delDownladInfo(uuid);
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mAdapter.notifyDataSetChanged();
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if (list.isEmpty()) {
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ptrLv.setEmptyView(load_empty);
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}
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CoursewareBookDownloadSqlManager.delDownladInfo(uuid);
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ToastUtil.showToast("打开失败，已经删除，请重新下载！");
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}
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}
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public void openPPTFile(String Path, String uuid,int position) {
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File file = new File(Path);
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SharedPreferences sp = getSharedPreferences(SharePrefUtil.SP_DOWN, Context.MODE_PRIVATE);
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String fileMD5_ = sp.getString(uuid+"fileMD5","");
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String fileMD5 = TikaUtil.getFileMD5(file);
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if (TextUtils.isEmpty(fileMD5_)){
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Intent intent = new Intent("android.intent.action.VIEW");
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intent.addCategory("android.intent.category.DEFAULT");
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intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
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Uri uri = Uri.fromFile(file);
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intent.setDataAndType(uri, "application/vnd.ms-powerpoint");
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try {
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ct.startActivity(intent);
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} catch (ActivityNotFoundException e) {
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ToastUtil.showToast("打开失败, 请安装相应应用!");
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}
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}else if (file.exists()&&fileMD5_.contains(fileMD5)) {
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Intent intent = new Intent("android.intent.action.VIEW");
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intent.addCategory("android.intent.category.DEFAULT");
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intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
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Uri uri = Uri.fromFile(file);
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intent.setDataAndType(uri, "application/vnd.ms-powerpoint");
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try {
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ct.startActivity(intent);
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} catch (ActivityNotFoundException e) {
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ToastUtil.showToast("打开失败, 请安装相应应用!");
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}
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} else {
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list.remove(position);
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CoursewareBookDownloadSqlManager.delDownladInfo(uuid);
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mAdapter.notifyDataSetChanged();
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if (list.isEmpty()) {
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ptrLv.setEmptyView(load_empty);
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}
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CoursewareBookDownloadSqlManager.delDownladInfo(uuid);
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ToastUtil.showToast("打开失败，已经删除，请重新下载！");
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}
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}
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public void openPDFFile(final String path, String uuid,int position) {
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File file = new File(path);
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SharedPreferences sp = getSharedPreferences(SharePrefUtil.SP_DOWN, Context.MODE_PRIVATE);
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String fileMD5_ = sp.getString(uuid+"fileMD5","");
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String fileMD5 = TikaUtil.getFileMD5(file);
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if (TextUtils.isEmpty(fileMD5_)){
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Intent intent1 = new Intent(MyDownLoadCourseActivity.this,PdfViewActivity.class);
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intent1.putExtra("path",path);
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intent1.putExtra("title","文献详情");
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startActivity(intent1);
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}else if (file.exists()&&fileMD5_.contains(fileMD5)) {
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Intent intent1 = new Intent(MyDownLoadCourseActivity.this,PdfViewActivity.class);
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intent1.putExtra("path",path);
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intent1.putExtra("title","文献详情");
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startActivity(intent1);
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} else {
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list.remove(position);
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CoursewareBookDownloadSqlManager.delDownladInfo(uuid);
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mAdapter.notifyDataSetChanged();
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if (list.isEmpty()) {
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ptrLv.setEmptyView(load_empty);
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}
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CoursewareBookDownloadSqlManager.delDownladInfo(uuid);
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ToastUtil.showToast("打开失败，已经删除，请重新下载！");
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}
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}
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@Override
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public void onItemClick(AdapterView<?> parent, View view, int position,
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long id) {
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int p = 0;
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if (ptrLv.getRefreshableView().getHeaderViewsCount() > 0) {
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p = position - ptrLv.getRefreshableView().getHeaderViewsCount();
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}
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String filePath = list.get(p).getFilePath();
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String listUuid = list.get(p).getUuid();
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if (!TextUtils.isEmpty(filePath)) {
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if(filePath.contains(Constant.OldfilePath)||list.get(p).getState()==4)
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{
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Intent intent = new Intent(MyDownLoadCourseActivity.getInstance(), CourseUrlDetailActivity.class);
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intent.putExtra("url", list.get(p).getPath());
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intent.putExtra("title", list.get(p).getTitle());
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intent.putExtra("uuid", list.get(p).getUuid());
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// intent.putExtra("again_download",true);
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// intent.putExtra("type", list.get(p).getType());
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startActivity(intent);
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return;
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}
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if (list.get(position - 1).getFileFormat() != null
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&& list.get(position - 1).getFileFormat().contains("pdf")) {
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openPDFFile(filePath, listUuid,p);
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} else if (list.get(position - 1).getFileFormat() != null
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&& list.get(position - 1).getFileFormat().contains("ppt")) {
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openPPTFile(filePath, listUuid,p);
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} else if (list.get(position - 1).getFileFormat() != null
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&& list.get(position - 1).getFileFormat().contains("doc")) {
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openWordFile(filePath, listUuid,p);
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}
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} else {
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// 从数据库清除此下载记录
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// list移除相应位置
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list.remove(p);
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CoursewareBookDownloadSqlManager.delDownladInfo(listUuid);
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mAdapter.notifyDataSetChanged();
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if (list.isEmpty()) {
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ptrLv.setEmptyView(load_empty);
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}
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Intent intent = getIntent();
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setResult(RESULT_OK, intent);
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ToastUtil.showToast("文件不存在，请重新下载！");
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}
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}
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/**
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* 打开文件 openFile
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*
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* @param
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* @param
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*
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* @param position
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*/
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@Override
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public boolean onItemLongClick(AdapterView<?> parent, View view,
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int position, long id) {
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// TODO Auto-generated method stub
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int p = 0;
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if (ptrLv.getRefreshableView().getHeaderViewsCount() > 0) {
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p = position - ptrLv.getRefreshableView().getHeaderViewsCount();
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}
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String filePath = list.get(p).getFilePath();
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String listUuid = list.get(p).getUuid();
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if (!TextUtils.isEmpty(filePath)) {
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delVisit(p, filePath, listUuid);
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} else {
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// 从数据库清除此下载记录
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// list移除相应位置
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list.remove(p);
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CoursewareBookDownloadSqlManager.delDownladInfo(listUuid);
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mAdapter.notifyDataSetChanged();
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if (list.isEmpty()) {
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ptrLv.setEmptyView(load_empty);
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}
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ToastUtil.showToast("文件不存在!");
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}
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return true;
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}
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public void delVisit(final int positions, final String path,
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final String uuid) {
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final ECListDialog dialog = new ECListDialog(instance,new String[] { "删除文章" });
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dialog.setOnDialogItemClickListener(new ECListDialog.OnDialogItemClickListener() {
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@Override
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public void onDialogItemClick(Dialog d, int position) {
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// canclePatient(CanclePatientUrl, patientUuid, uuid, p);
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File file = new File(path);
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if (file.exists()) {
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file.delete();
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}
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// list移除相应位置
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list.remove(positions);
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CoursewareBookDownloadSqlManager.delDownladInfo(uuid);
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mAdapter.notifyDataSetChanged();
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if (list.isEmpty()) {
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ptrLv.setEmptyView(load_empty);
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}
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dialog.dismiss();
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}
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});
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dialog.setTitle("删除此文章");
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dialog.show();
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}
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public class CourseDownLoadAdapter extends BaseAdapter {
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@Override
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public int getCount() {
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// TODO Auto-generated method stub
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return list.size();
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}
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@Override
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public Object getItem(int position) {
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// TODO Auto-generated method stub
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return list.get(position);
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}
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@Override
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public long getItemId(int position) {
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// TODO Auto-generated method stub
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return position;
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}
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@Override
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public View getView(int position, View convertView, ViewGroup parent) {
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// TODO Auto-generated method stub
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ViewHolder vh = null;
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if (convertView == null) {
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if(CommonUtil.BigModule())
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{
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convertView = UIUtils.inflate(R.layout.activity_download_course_big);
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}
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else
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{
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convertView = UIUtils.inflate(R.layout.activity_download_course);
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}
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vh = new ViewHolder();
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vh.mTv = (TextView) convertView
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.findViewById(R.id.tv_download_course);
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convertView.setTag(vh);
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} else {
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vh = (ViewHolder) convertView.getTag();
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}
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vh.mTv.setText(list.get(position).getTitle());
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return convertView;
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}
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public class ViewHolder {
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TextView mTv;
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}
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}
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}
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Reference in New Issue
Block a user