資料介面決議后界面上沒有資料顯示

import android.graphics.Bitmap;







public class News {

    private Bitmap news_img;

    private String news_title;

    private String news_url;

    private String news_picurl;



    private String uniquekey;

    private String date;

    private String author_name;



    public News(Bitmap news_img, String news_title, String news_url, String news_picurl, String date, String author_name) {

        this.news_img = news_img;

        this.news_title = news_title;

        this.news_url = news_url;

        this.news_picurl = news_picurl;

        this.date = date;

        this.author_name = author_name;

    }



    public News(Bitmap news_img, String news_title, String news_url, String news_picurl, String uniquekey, String date, String author_name) {

        this.news_img = news_img;

        this.news_title = news_title;

        this.news_url = news_url;

        this.news_picurl = news_picurl;

        this.uniquekey = uniquekey;

        this.date = date;

        this.author_name = author_name;

    }

public class SportFragment extends Fragment implements LoadListView.ILoadListener,

        LoadListView.RLoadListener, NewsAdapter.CallBack {

    final String url = "http://api.tianapi.com/bulletin/index?keyce61d8ab4ac578c8699bc00e7620c43a&num=3";



    private View view;

    private LoadListView mListView;

    private List<News> newsList;



    private NewsAdapter adapter;



    private MyBitmapUtils myBitmapUtils;



    public SportFragment() {

    }



    @Override

    public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {

        view = inflater.inflate(R.layout.news, container, false);

        myBitmapUtils = new MyBitmapUtils(getContext());

        setupViews();

        if (!HttpUtils.isNetworkAvalible(getContext())) {

            //HttpUtils.checkNetwork(getActivity());

            Toast.makeText(getContext(), "當前沒有可以使用的網路，請檢查網路設定！", Toast.LENGTH_SHORT).show();



        } else {

            initNews();

        }



        mListView.setOnItemClickListener(new AdapterView.OnItemClickListener() {

            @Override

            public void onItemClick(AdapterView<?> adapterView, View view, int i, long l) {

                Intent intent = new Intent(getContext(), ShowNewsActivity.class);

                intent.putExtra("title", newsList.get(i - mListView.getHeaderViewsCount()).getNews_title());

                intent.putExtra("url", newsList.get(i - mListView.getHeaderViewsCount()).getNews_url());

                intent.putExtra("date", newsList.get(i - mListView.getHeaderViewsCount()).getDate());

                intent.putExtra("author", newsList.get(i - mListView.getHeaderViewsCount()).getAuthor_name());

                intent.putExtra("pic_url", newsList.get(i - mListView.getHeaderViewsCount()).getNews_picurl());

                startActivity(intent);

            }

        });

        return view;

    }



    private void initNews() {

        new Thread(new Runnable() {

            @Override

            public void run() {

                String jsonData = HttpUtils.requestHttp(url);

                parseJSONWithGSON(jsonData);

            }

        }).start();

    }





    private void parseJSONWithGSON(String jsonData) {



        try {

            JSONObject jsonObject = new JSONObject(jsonData);

            JSONArray jsonArray = jsonObject.getJSONArray("newslist");

            for (int i = 0; i < 10; i++) {

                JSONObject json_news = jsonArray.getJSONObject(i);

                String imgUrl = json_news.getString("picUrl");

                /**

                 * 采取三級快取策略加載圖片

                 */



                Bitmap bitmap = myBitmapUtils.getBitmap(imgUrl);

                /**

                 * 不采取快取策略

                 */

                //Bitmap bitmap = HttpUtils.decodeUriAsBitmapFromNet(imgUrl);

                String title = json_news.getString("title");

                String date = json_news.getString("ctime");

                String author_name = json_news.getString("description");

                String url = json_news.getString("url");



                News news = new News(bitmap, title, url, imgUrl, date, author_name);

                newsList.add(news);



            }

            getActivity().runOnUiThread(new Runnable() {

                @Override

                public void run() {

                    adapter.notifyDataSetChanged();

                }

            });



        } catch (JSONException e) {

            e.printStackTrace();

        }



    }



    private void parseJSONWithGSON_Refresh(String jsonData) {



        try {

            JSONObject jsonObject = new JSONObject(jsonData);

            JSONArray jsonArray = jsonObject.getJSONArray("newslist");



            JSONObject json_news = jsonArray.getJSONObject(new Random().nextInt(30) + 1);

            String imgUrl = json_news.getString("picUrl");

            Bitmap bitmap = HttpUtils.decodeUriAsBitmapFromNet(imgUrl);

            String title = json_news.getString("title");

            String date = json_news.getString("ctime");

            String author_name = json_news.getString("description");

            String url = json_news.getString("url");



            News news = new News(bitmap, title, url, date, imgUrl, author_name);

            newsList.add(0, news);



            getActivity().runOnUiThread(new Runnable() {

                @Override

                public void run() {

                    adapter.notifyDataSetChanged();

                }

            });



        } catch (JSONException e) {

            e.printStackTrace();

        }



    }



    private void parseJSONWithGSON_Load(String jsonData) {



        try {

            JSONObject jsonObject = new JSONObject(jsonData);

            JSONArray jsonArray = jsonObject.getJSONArray("newslist");



            JSONObject json_news = jsonArray.getJSONObject(new Random().nextInt(30) + 1);

            String imgUrl = json_news.getString("picUrl");

            Bitmap bitmap = HttpUtils.decodeUriAsBitmapFromNet(imgUrl);

            String title = json_news.getString("title");

            String date = json_news.getString("ctime");

            String author_name = json_news.getString("description");

            String url = json_news.getString("url");



            News news = new News(bitmap, title, url, imgUrl, date, author_name);

            newsList.add(news);

            getActivity().runOnUiThread(new Runnable() {

                @Override

                public void run() {

                    adapter.notifyDataSetChanged();

                }

            });



        } catch (JSONException e) {

            e.printStackTrace();

        }



    }



    private void initNewDatas() {



        new Thread(new Runnable() {

            @Override

            public void run() {

                String jsonData = HttpUtils.requestHttp(url);

                parseJSONWithGSON_Load(jsonData);



            }

        }).start();



    }



    private void initRefreshDatas() {

        new Thread(new Runnable() {

            @Override

            public void run() {

                String jsonData = HttpUtils.requestHttp(url);

                parseJSONWithGSON_Refresh(jsonData);

            }

        }).start();

    }



    private void setupViews() {



        mListView = view.findViewById(R.id.lv_main);

        //上拉加載介面

        mListView.setInterface(this);

        mListView.setReflashInterface(this);

        newsList = new ArrayList<News>();

        adapter = new NewsAdapter(getContext(), R.layout.news_item, newsList, this);

        mListView.setAdapter(adapter);

}

public class EnteFragment extends Fragment implements LoadListView.ILoadListener,

        LoadListView.RLoadListener, NewsAdapter.CallBack {

    final String url = "http://api.tianapi.com/bulletin/index?keyce61d8ab4ac578c8699bc00e7620c43a&num=3";



    private View view;

    private LoadListView mListView;

    private List<News> newsList;



    private NewsAdapter adapter;



    private MyBitmapUtils myBitmapUtils;



    public EnteFragment() {

    }



    @Override

    public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {

        view = inflater.inflate(R.layout.news, container, false);

        myBitmapUtils = new MyBitmapUtils(getContext());

        setupViews();

        if (!HttpUtils.isNetworkAvalible(getContext())) {

            //HttpUtils.checkNetwork(getActivity());

            Toast.makeText(getContext(),"當前沒有可以使用的網路，請檢查網路設定！",Toast.LENGTH_SHORT).show();



        } else {

            initNews();

        }



        mListView.setOnItemClickListener(new AdapterView.OnItemClickListener() {

            @Override

            public void onItemClick(AdapterView<?> adapterView, View view, int i, long l) {

                Intent intent = new Intent(getContext(), ShowNewsActivity.class);

                intent.putExtra("title", newsList.get(i - mListView.getHeaderViewsCount()).getNews_title());

                intent.putExtra("url", newsList.get(i - mListView.getHeaderViewsCount()).getNews_url());

                intent.putExtra("date", newsList.get(i - mListView.getHeaderViewsCount()).getDate());

                intent.putExtra("author", newsList.get(i - mListView.getHeaderViewsCount()).getAuthor_name());

                intent.putExtra("pic_url", newsList.get(i - mListView.getHeaderViewsCount()).getNews_picurl());

                startActivity(intent);

            }

        });

        return view;

    }



    private void initNews() {

        new Thread(new Runnable() {

            @Override

            public void run() {

                String jsonData = HttpUtils.requestHttp(url);

                parseJSONWithGSON(jsonData);

            }

        }).start();



    }





    private void parseJSONWithGSON(String jsonData) {



        try {

            JSONObject jsonObject = new JSONObject(jsonData);

            JSONArray jsonArray = jsonObject.getJSONArray("newslist");

    

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public class TechFragment extends Fragment implements LoadListView.ILoadListener,

        LoadListView.RLoadListener, NewsAdapter.CallBack {

    private static final String TAG = "TechFragment";



    final String url = "http://api.tianapi.com/bulletin/index?keyce61d8ab4ac578c8699bc00e7620c43a&num=3";

    private View view;

    private LoadListView mListView;

    private List<News> newsList;



    private NewsAdapter adapter;



    private MyBitmapUtils myBitmapUtils;





    public TechFragment() {



    }



    @Override

    public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {

        view = inflater.inflate(R.layout.news, container, false);

        Log.d(TAG, "onCreateView");

        myBitmapUtils = new MyBitmapUtils(getContext());

        setupViews();

        if (!HttpUtils.isNetworkAvalible(getContext())) {

            //HttpUtils.checkNetwork(getActivity());

            Toast.makeText(getContext(),"當前沒有可以使用的網路，請檢查網路設定！",Toast.LENGTH_SHORT).show();

        } else {

            initNews();

        }



        mListView.setOnItemClickListener(new AdapterView.OnItemClickListener() {

            @Override

            public void onItemClick(AdapterView<?> adapterView, View view, int i, long l) {

                Intent intent = new Intent(getContext(), ShowNewsActivity.class);

                intent.putExtra("title", newsList.get(i - mListView.getHeaderViewsCount()).getNews_title());

                intent.putExtra("url", newsList.get(i - mListView.getHeaderViewsCount()).getNews_url());

                intent.putExtra("date", newsList.get(i - mListView.getHeaderViewsCount()).getDate());

                intent.putExtra("author", newsList.get(i - mListView.getHeaderViewsCount()).getAuthor_name());

                intent.putExtra("pic_url", newsList.get(i - mListView.getHeaderViewsCount()).getNews_picurl());

                startActivity(intent);

                //添加Activity過場影片

                getActivity().overridePendingTransition(R.anim.anim_scale, R.anim.anim_alpha);

            }

        });



        return view;





    }



    private void initNews() {

        new Thread(new Runnable() {

            @Override

            public void run() {

                String jsonData = HttpUtils.requestHttp(url);

                parseJSONWithGSON(jsonData);

            }

        }).start();

    }



    private void parseJSONWithGSON(String jsonData) {



        try {

            JSONObject jsonObject = new JSONObject(jsonData);

            JSONArray jsonArray = jsonObject.getJSONArray("newslist");

            for (int i = 0; i < 10; i++) {

                JSONObject json_news = jsonArray.getJSONObject(i);

                String imgUrl = json_news.getString("picUrl");

                /**

                 * 采取三級快取策略加載圖片

                 */



                Bitmap bitmap = myBitmapUtils.getBitmap(imgUrl);

                /**

                 * 不采取快取策略

                 */

                //Bitmap bitmap = HttpUtils.decodeUriAsBitmapFromNet(imgUrl);

                String title = json_news.getString("title");

                String date = json_news.getString("ctime");

                String author_name = json_news.getString("description");

                String url = json_news.getString("url");

                Log.d(TAG, "url:*-*-*-*-*-*-*" + imgUrl);

                News news = new News(bitmap, title, url, imgUrl, date, author_name);

                newsList.add(news);



                getActivity().runOnUiThread(new Runnable() {

                    @Override

                    public void run() {

                        adapter.notifyDataSetChanged();

                    }

                });

            }





        } catch (JSONException e) {

            e.printStackTrace();

        }



    }



    private void parseJSONWithGSON_Refresh(String jsonData) {



        try {

            JSONObject jsonObject = new JSONObject(jsonData);

            JSONArray jsonArray = jsonObject.getJSONArray("newslist");



            JSONObject json_news = jsonArray.getJSONObject(new Random().nextInt(30) + 1);

            String imgUrl = json_news.getString("picUrl");

            Log.d(TAG, "url:*-*-*-*-*-*-*" + imgUrl);

            Bitmap bitmap = HttpUtils.decodeUriAsBitmapFromNet(imgUrl);

            String title = json_news.getString("title");

            String date = json_news.getString("ctime");

            String author_name = json_news.getString("description");

            String url = json_news.getString("url");



            News news = new News(bitmap, title, url, imgUrl, date, author_name);

            newsList.add(0, news);

            getActivity().runOnUiThread(new Runnable() {

                @Override

                public void run() {

                    adapter.notifyDataSetChanged();

                }

            });





        } catch (JSONException e) {

            e.printStackTrace();

        }

    }



    private void parseJSONWithGSON_Load(String jsonData) {



        try {

            JSONObject jsonObject = new JSONObject(jsonData);

            JSONArray jsonArray = jsonObject.getJSONArray("newslist");



            JSONObject json_news = jsonArray.getJSONObject(new Random().nextInt(30) + 1);

            String imgUrl = json_news.getString("picUrl");

            Log.d(TAG, "url:*-*-*-*-*-*-*" + imgUrl);

            Bitmap bitmap = HttpUtils.decodeUriAsBitmapFromNet(imgUrl);

            String title = json_news.getString("title");

            String date = json_news.getString("ctime");

            String author_name = json_news.getString("description");

            String url = json_news.getString("url");



            News news = new News(bitmap, title, url, imgUrl, date, author_name);

            newsList.add(news);

            getActivity().runOnUiThread(new Runnable() {

                @Override

                public void run() {

                    adapter.notifyDataSetChanged();

                }

            });



        } catch (JSONException e) {

            e.printStackTrace();

        }



    }

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public class MiliFragment extends Fragment implements LoadListView.ILoadListener,

        LoadListView.RLoadListener, NewsAdapter.CallBack {

    final String url = "http://api.tianapi.com/bulletin/index?keyce61d8ab4ac578c8699bc00e7620c43a&num=3";



    private View view;

    private LoadListView mListView;

    private List<News> newsList;



    private NewsAdapter adapter;



    private MyBitmapUtils myBitmapUtils;



    public MiliFragment() {

    }



    @Override

    public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {

        view = inflater.inflate(R.layout.news, container, false);

        myBitmapUtils = new MyBitmapUtils(getContext());

        setupViews();

        if (!HttpUtils.isNetworkAvalible(getContext())) {

            //HttpUtils.checkNetwork(getActivity());

            Toast.makeText(getContext(),"當前沒有可以使用的網路，請檢查網路設定！",Toast.LENGTH_SHORT).show();



        } else {

            initNews();

        }



        mListView.setOnItemClickListener(new AdapterView.OnItemClickListener() {

            @Override

            public void onItemClick(AdapterView<?> adapterView, View view, int i, long l) {

                Intent intent = new Intent(getContext(), ShowNewsActivity.class);

                intent.putExtra("title", newsList.get(i - mListView.getHeaderViewsCount()).getNews_title());

                intent.putExtra("url", newsList.get(i - mListView.getHeaderViewsCount()).getNews_url());

                intent.putExtra("date", newsList.get(i - mListView.getHeaderViewsCount()).getDate());

                intent.putExtra("author", newsList.get(i - mListView.getHeaderViewsCount()).getAuthor_name());

                intent.putExtra("pic_url", newsList.get(i - mListView.getHeaderViewsCount()).getNews_picurl());

                startActivity(intent);

            }

        });

        return view;

    }



    private void initNews() {

        new Thread(new Runnable() {

            @Override

            public void run() {

                String jsonData = HttpUtils.requestHttp(url);

                parseJSONWithGSON(jsonData);

            }

        }).start();



    }





    private void parseJSONWithGSON(String jsonData) {



        try {

            JSONObject jsonObject = new JSONObject(jsonData);

            JSONArray jsonArray = jsonObject.getJSONArray("newslist");

            for (int i = 0; i < 10; i++) {

                JSONObject json_news = jsonArray.getJSONObject(i);

                String imgUrl = json_news.getString("picUrl");

                /**

                 * 采取三級快取策略加載圖片

                 */



                Bitmap bitmap = myBitmapUtils.getBitmap(imgUrl);

                /**

                 * 不采取快取策略

                 */

                //Bitmap bitmap = HttpUtils.decodeUriAsBitmapFromNet(imgUrl);

                String title = json_news.getString("title");

                String date = json_news.getString("ctime");

                String author_name = json_news.getString("description");

                String url = json_news.getString("url");



                News news = new News(bitmap, title, url, imgUrl, date, author_name);

                newsList.add(news);





            }

            getActivity().runOnUiThread(new Runnable() {

                @Override

                public void run() {

                    adapter.notifyDataSetChanged();

                }

            });

        } catch (JSONException e) {

            e.printStackTrace();

        }



    }



    private void parseJSONWithGSON_Refresh(String jsonData) {



        try {

            JSONObject jsonObject = new JSONObject(jsonData);

            JSONArray jsonArray = jsonObject.getJSONArray("newslist");



            JSONObject json_news = jsonArray.getJSONObject(new Random().nextInt(30) + 1);

            String imgUrl = json_news.getString("picUrl");

            Bitmap bitmap = HttpUtils.decodeUriAsBitmapFromNet(imgUrl);

            String title = json_news.getString("title");

            String date = json_news.getString("ctime");

            String author_name = json_news.getString("description");

            String url = json_news.getString("url");



            News news = new News(bitmap, title, url, imgUrl, date, author_name);

            newsList.add(0, news);

            getActivity().runOnUiThread(new Runnable() {

                @Override

                public void run() {

                    adapter.notifyDataSetChanged();

                }

            });





        } catch (JSONException e) {

            e.printStackTrace();

        }



    }



    private void parseJSONWithGSON_Load(String jsonData) {



        try {

            JSONObject jsonObject = new JSONObject(jsonData);

            JSONArray jsonArray = jsonObject.getJSONArray("newslist");



            JSONObject json_news = jsonArray.getJSONObject(new Random().nextInt(30) + 1);

            String imgUrl = json_news.getString("picUrl");

            Bitmap bitmap = HttpUtils.decodeUriAsBitmapFromNet(imgUrl);

            String title = json_news.getString("title");

            String date = json_news.getString("ctime");

            String author_name = json_news.getString("description");

            String url = json_news.getString("url");



            News news = new News(bitmap, title, url, imgUrl, date, author_name);

            newsList.add(news);

            getActivity().runOnUiThread(new Runnable() {

                @Override

                public void run() {

                    adapter.notifyDataSetChanged();

                }

            });



        } catch (JSONException e) {

            e.printStackTrace();

        }



    }

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protected void onCreate(Bundle savedInstanceState) {

        super.onCreate(savedInstanceState);

        setContentView(R.layout.activity_show_news);

        initView();

        helper = new MyDatabaseHelper(this, "UserDB.db", null, 1);



        mDialog = new ProgressDialog(ShowNewsActivity.this);

        mDialog.setMessage("玩命加載ing");

        show_news.setWebViewClient(new WebViewClient() {

            //網頁加載時的回呼

            @Override

            public void onPageStarted(WebView view, String url, Bitmap favicon) {

                super.onPageStarted(view, url, favicon);

                if (!mDialog.isShowing()) {

                    mDialog.show();

                }

            }



            //網頁停止加載時的回呼

            @Override

            public void onPageFinished(WebView view, String url) {

                super.onPageFinished(view, url);

                // 如果沒有顯示，則顯示

                if (mDialog.isShowing())

                    mDialog.dismiss();

            }

        });

        show_news.getSettings().setJavaScriptEnabled(true);

        Intent intent = getIntent();

        final String news_url = intent.getStringExtra("url");

        final String news_title = intent.getStringExtra("title");

        final String news_date = intent.getStringExtra("date");

        final String news_author = intent.getStringExtra("author");

        final String news_picurl = intent.getStringExtra("pic_url");

        show_news.loadUrl(news_url);



        collect_news.setOnClickListener(new View.OnClickListener() {

            @Override

            public void onClick(View view) {



                collect_news.setImageResource(R.drawable.favorite_selected);



                SQLiteDatabase db = helper.getWritableDatabase();



                ContentValues values = new ContentValues();

                //組裝資料

                values.put("news_url", news_url);

                values.put("news_title", news_title);

                values.put("news_date", news_date);

                values.put("news_author", news_author);

                values.put("news_picurl", news_picurl);



                db.insert("Collection_News", null, values);



                db.close();





               /* SharedPreferences sp = getSharedPreferences("collection", MODE_PRIVATE);

                SharedPreferences.Editor editor = sp.edit();

                editor.putString(news_title, news_url);

                //提交

                editor.apply();*/



                Toast.makeText(ShowNewsActivity.this, "收藏成功！", Toast.LENGTH_SHORT).show();

            }

        });

    }

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