diff options
author | Andrew Dolgov <[email protected]> | 2017-05-31 15:44:12 +0300 |
---|---|---|
committer | Andrew Dolgov <[email protected]> | 2017-05-31 15:44:12 +0300 |
commit | 4d54d69378ce403c56e6f701dd45c203242c7af6 (patch) | |
tree | 412197e9cd5fe4a82e63165e0b5e1e624fd64a01 /org.fox.ttrss/src/main | |
parent | d0b4e80a646cbe5bf67479186fa75ae63b131a25 (diff) |
feeds fragment: use loader
Diffstat (limited to 'org.fox.ttrss/src/main')
3 files changed, 145 insertions, 341 deletions
diff --git a/org.fox.ttrss/src/main/java/org/fox/ttrss/FeedCategoriesFragment.java b/org.fox.ttrss/src/main/java/org/fox/ttrss/FeedCategoriesFragment.java index 3796b765..9752d342 100755 --- a/org.fox.ttrss/src/main/java/org/fox/ttrss/FeedCategoriesFragment.java +++ b/org.fox.ttrss/src/main/java/org/fox/ttrss/FeedCategoriesFragment.java @@ -375,8 +375,6 @@ public class FeedCategoriesFragment extends BaseFeedlistFragment implements OnIt @Override public void onResume() { super.onResume(); - - //refresh(false); getLoaderManager().initLoader(0, null, this).forceLoad(); diff --git a/org.fox.ttrss/src/main/java/org/fox/ttrss/FeedsFragment.java b/org.fox.ttrss/src/main/java/org/fox/ttrss/FeedsFragment.java index 591088b4..56c88d6f 100755 --- a/org.fox.ttrss/src/main/java/org/fox/ttrss/FeedsFragment.java +++ b/org.fox.ttrss/src/main/java/org/fox/ttrss/FeedsFragment.java @@ -11,6 +11,8 @@ import android.content.SharedPreferences.OnSharedPreferenceChangeListener; import android.graphics.Typeface; import android.os.Bundle; import android.preference.PreferenceManager; +import android.support.v4.app.LoaderManager; +import android.support.v4.content.Loader; import android.support.v4.widget.SwipeRefreshLayout; import android.util.Log; import android.util.TypedValue; @@ -45,7 +47,8 @@ import java.util.Comparator; import java.util.HashMap; import java.util.List; -public class FeedsFragment extends BaseFeedlistFragment implements OnItemClickListener, OnSharedPreferenceChangeListener { +public class FeedsFragment extends BaseFeedlistFragment implements OnItemClickListener, OnSharedPreferenceChangeListener, + LoaderManager.LoaderCallbacks<JsonElement> { private final String TAG = this.getClass().getSimpleName(); private SharedPreferences m_prefs; private FeedListAdapter m_adapter; @@ -53,8 +56,6 @@ public class FeedsFragment extends BaseFeedlistFragment implements OnItemClickLi private MasterActivity m_activity; private Feed m_selectedFeed; private FeedCategory m_activeCategory; - private static final String ICON_PATH = "/icons/"; - //private boolean m_enableFeedIcons; private boolean m_feedIconsChecked = false; private SwipeRefreshLayout m_swipeLayout; private boolean m_enableParentBtn = false; @@ -64,7 +65,114 @@ public class FeedsFragment extends BaseFeedlistFragment implements OnItemClickLi m_activeCategory = cat; m_enableParentBtn = enableParentBtn; } - + + @Override + public Loader<JsonElement> onCreateLoader(int id, Bundle args) { + if (m_swipeLayout != null) m_swipeLayout.setRefreshing(true); + + final int catId = (m_activeCategory != null) ? m_activeCategory.id : -4; + + final String sessionId = m_activity.getSessionId(); + final boolean unreadOnly = m_activity.getUnreadOnly() && (m_activeCategory == null || m_activeCategory.id != -1); + + HashMap<String,String> params = new HashMap<String,String>() { + { + put("op", "getFeeds"); + put("sid", sessionId); + put("include_nested", "true"); + put("cat_id", String.valueOf(catId)); + if (unreadOnly) { + put("unread_only", String.valueOf(unreadOnly)); + } + } + }; + + return new FeedsLoader(getActivity().getApplicationContext(), params, catId); + } + + @Override + public void onLoadFinished(Loader<JsonElement> loader, JsonElement result) { + if (m_swipeLayout != null) m_swipeLayout.setRefreshing(false); + + View loadingBar = getView().findViewById(R.id.feeds_loading_bar); + + if (loadingBar != null) { + loadingBar.setVisibility(View.INVISIBLE); + } + + if (result != null) { + try { + JsonArray content = result.getAsJsonArray(); + if (content != null) { + + Type listType = new TypeToken<List<Feed>>() {}.getType(); + final List<Feed> feeds = new Gson().fromJson(content, listType); + + m_feeds.clear(); + + int catUnread = 0; + + int catId = ((FeedsLoader) loader).getCatId(); + + for (Feed f : feeds) + if (f.id > -10 || catId != -4) { // skip labels for flat feedlist for now + if (m_activeCategory != null || f.id >= 0) { + m_feeds.add(f); + catUnread += f.unread; + } + } + + sortFeeds(); + + if (m_activeCategory == null) { + Feed feed = new Feed(-1, "Special", true); + feed.unread = catUnread; + + m_feeds.add(0, feed); + m_adapter.notifyDataSetChanged(); + + } + + if (m_enableParentBtn && m_activeCategory != null && m_activeCategory.id >= 0 && m_feeds.size() > 0) { + Feed feed = new Feed(m_activeCategory.id, m_activeCategory.title, true); + feed.unread = catUnread; + feed.always_display_as_feed = true; + feed.display_title = getString(R.string.feed_all_articles); + + m_feeds.add(0, feed); + m_adapter.notifyDataSetChanged(); + } + + return; + } + + } catch (Exception e) { + e.printStackTrace(); + } + } + + ApiLoader al = (ApiLoader) loader; + + if (al.getLastError() == ApiCommon.ApiError.LOGIN_FAILED) { + m_activity.login(true); + } else { + + if (al.getLastErrorMessage() != null) { + m_activity.toast(getString(al.getErrorMessage()) + "\n" + al.getLastErrorMessage()); + } else { + m_activity.toast(al.getErrorMessage()); + } + + //m_activity.setLoadingStatus(getErrorMessage(), false); + } + } + + @Override + public void onLoaderReset(Loader<JsonElement> loader) { + m_feeds.clear(); + m_adapter.notifyDataSetChanged(); + } + @SuppressLint("DefaultLocale") class FeedUnreadComparator implements Comparator<Feed> { @@ -227,7 +335,6 @@ public class FeedsFragment extends BaseFeedlistFragment implements OnItemClickLi AdapterContextMenuInfo info = (AdapterContextMenuInfo) menuInfo; - //ListView list = (ListView) getView().findViewById(R.id.feeds); Feed feed = (Feed) m_list.getItemAtPosition(info.position); menu.setHeaderTitle(feed.display_title != null ? feed.display_title : feed.title); @@ -266,21 +373,6 @@ public class FeedsFragment extends BaseFeedlistFragment implements OnItemClickLi } }); - /* Button parentBtn = (Button) view.findViewById(R.id.open_parent); - - if (parentBtn != null) { - if (m_enableParentBtn) { - parentBtn.setOnClickListener(new OnClickListener() { - @Override - public void onClick(View view) { - m_activity.getSupportFragmentManager().popBackStack(); - } - }); - } else { - parentBtn.setVisibility(View.GONE); - } - } */ - m_list = (ListView)view.findViewById(R.id.feeds); initDrawerHeader(inflater, view, m_list, m_activity, m_prefs, !m_enableParentBtn); @@ -298,23 +390,18 @@ public class FeedsFragment extends BaseFeedlistFragment implements OnItemClickLi m_list.addHeaderView(layout, null, false); } - m_adapter = new FeedListAdapter(getActivity(), R.layout.feeds_row, (ArrayList<Feed>)m_feeds); + m_adapter = new FeedListAdapter(getActivity(), R.layout.feeds_row, m_feeds); m_list.setAdapter(m_adapter); m_list.setOnItemClickListener(this); registerForContextMenu(m_list); - //m_enableFeedIcons = m_prefs.getBoolean("download_feed_icons", false); - - View loadingBar = (View) view.findViewById(R.id.feeds_loading_bar); + View loadingBar = view.findViewById(R.id.feeds_loading_bar); if (loadingBar != null) { loadingBar.setVisibility(View.VISIBLE); } - //Log.d(TAG, "mpTRA=" + m_activity.m_pullToRefreshAttacher); - //m_activity.m_pullToRefreshAttacher.addRefreshableView(list, this); - return view; } @@ -337,8 +424,8 @@ public class FeedsFragment extends BaseFeedlistFragment implements OnItemClickLi @Override public void onResume() { super.onResume(); - - refresh(false); + + getLoaderManager().initLoader(0, null, this).forceLoad(); m_activity.invalidateOptionsMenu(); } @@ -386,202 +473,9 @@ public class FeedsFragment extends BaseFeedlistFragment implements OnItemClickLi public void refresh(boolean background) { if (!isAdded()) return; - //FeedCategory cat = m_onlineServices.getActiveCategory(); - - if (m_swipeLayout != null) m_swipeLayout.setRefreshing(true); - - final int catId = (m_activeCategory != null) ? m_activeCategory.id : -4; - - final String sessionId = m_activity.getSessionId(); - final boolean unreadOnly = m_activity.getUnreadOnly() && (m_activeCategory == null || m_activeCategory.id != -1); - - FeedsRequest req = new FeedsRequest(getActivity().getApplicationContext(), catId); - - if (sessionId != null) { - //m_activity.setLoadingStatus(R.string.blank, true); - //m_activity.setProgressBarVisibility(true); - - HashMap<String,String> map = new HashMap<String,String>() { - { - put("op", "getFeeds"); - put("sid", sessionId); - put("include_nested", "true"); - put("cat_id", String.valueOf(catId)); - if (unreadOnly) { - put("unread_only", String.valueOf(unreadOnly)); - } - } - }; - - req.execute(map); - - } - } - - /* private void setLoadingStatus(int status, boolean showProgress) { - if (getView() != null) { - TextView tv = (TextView)getView().findViewById(R.id.loading_message); - - if (tv != null) { - tv.setText(status); - } - } - - if (getActivity() != null) - getActivity().setProgressBarIndeterminateVisibility(showProgress); - } */ - - @SuppressWarnings({ "serial" }) - /* public void getFeedIcons() { - - ApiRequest req = new ApiRequest(getActivity().getApplicationContext()) { - protected void onPostExecute(JsonElement result) { - if (isDetached()) return; - - if (result != null) { - - try { - JsonElement iconsUrl = result.getAsJsonObject().get("icons_url"); - - if (iconsUrl != null) { - String iconsStr = iconsUrl.getAsString(); - String baseUrl = ""; - - if (!iconsStr.contains("://")) { - baseUrl = m_prefs.getString("ttrss_url", "").trim() + "/" + iconsStr; - } else { - baseUrl = iconsStr; - } - - GetIconsTask git = new GetIconsTask(baseUrl); - - if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.HONEYCOMB) - git.executeOnExecutor(AsyncTask.THREAD_POOL_EXECUTOR, m_feeds); - else - git.execute(m_feeds); - - m_feedIconsChecked = true; - } - } catch (Exception e) { - Log.d(TAG, "Error receiving icons configuration"); - e.printStackTrace(); - } - - } - } - }; - - final String sessionId = m_activity.getSessionId(); - - HashMap<String,String> map = new HashMap<String,String>() { - { - put("sid", sessionId); - put("op", "getConfig"); - } - }; - - req.execute(map); - } */ - - private class FeedsRequest extends ApiRequest { - private int m_catId; - - public FeedsRequest(Context context, int catId) { - super(context); - m_catId = catId; - } - - @Override - protected void onProgressUpdate(Integer... progress) { - m_activity.setProgress(Math.round((((float)progress[0] / (float)progress[1]) * 10000))); - } - - @Override - protected void onPostExecute(JsonElement result) { - if (isDetached() || !isAdded()) return; - - if (getView() != null) { - View loadingBar = getView().findViewById(R.id.feeds_loading_bar); - - if (loadingBar != null) { - loadingBar.setVisibility(View.INVISIBLE); - } - } - - if (m_swipeLayout != null) m_swipeLayout.setRefreshing(false); - - if (result != null) { - try { - JsonArray content = result.getAsJsonArray(); - if (content != null) { - - Type listType = new TypeToken<List<Feed>>() {}.getType(); - final List<Feed> feeds = new Gson().fromJson(content, listType); - - m_feeds.clear(); - - int catUnread = 0; - - for (Feed f : feeds) - if (f.id > -10 || m_catId != -4) { // skip labels for flat feedlist for now - if (m_activeCategory != null || f.id >= 0) { - m_feeds.add(f); - catUnread += f.unread; - } - } - - sortFeeds(); - - if (m_activeCategory == null) { - Feed feed = new Feed(-1, "Special", true); - feed.unread = catUnread; - - m_feeds.add(0, feed); - m_adapter.notifyDataSetChanged(); - - } - - if (m_enableParentBtn && m_activeCategory != null && m_activeCategory.id >= 0 && m_feeds.size() > 0) { - Feed feed = new Feed(m_activeCategory.id, m_activeCategory.title, true); - feed.unread = catUnread; - feed.always_display_as_feed = true; - feed.display_title = getString(R.string.feed_all_articles); - - m_feeds.add(0, feed); - m_adapter.notifyDataSetChanged(); - } - - /*if (m_feeds.size() == 0) - setLoadingStatus(R.string.no_feeds_to_display, false); - else */ - - //m_activity.setLoadingStatus(R.string.blank, false); - //m_adapter.notifyDataSetChanged(); (done by sortFeeds) - - /* if (m_enableFeedIcons && !m_feedIconsChecked && Environment.MEDIA_MOUNTED.equals(Environment.getExternalStorageState())) - getFeedIcons(); */ - - return; - } - - } catch (Exception e) { - e.printStackTrace(); - } - } - - if (m_lastError == ApiCommon.ApiError.LOGIN_FAILED) { - m_activity.login(true); - } else { - - if (m_lastErrorMessage != null) { - m_activity.toast(getString(getErrorMessage()) + "\n" + m_lastErrorMessage); - } else { - m_activity.toast(getErrorMessage()); - } + if (m_swipeLayout != null) m_swipeLayout.setRefreshing(true); - //m_activity.setLoadingStatus(getErrorMessage(), false); - } - } + getLoaderManager().restartLoader(0, null, this).forceLoad(); } private class FeedListAdapter extends ArrayAdapter<Feed> { @@ -614,8 +508,8 @@ public class FeedsFragment extends BaseFeedlistFragment implements OnItemClickLi if (!m_activity.isSmallScreen() && m_selectedFeed != null && feed.id == m_selectedFeed.id) { return VIEW_SELECTED; } else { - return VIEW_NORMAL; - } + return VIEW_NORMAL; + } } @Override @@ -626,13 +520,13 @@ public class FeedsFragment extends BaseFeedlistFragment implements OnItemClickLi if (v == null) { int layoutId = R.layout.feeds_row; - + switch (getItemViewType(position)) { case VIEW_SELECTED: layoutId = R.layout.feeds_row_selected; break; } - + LayoutInflater vi = (LayoutInflater)getActivity().getSystemService(Context.LAYOUT_INFLATER_SERVICE); v = vi.inflate(layoutId, null); @@ -687,16 +581,16 @@ public class FeedsFragment extends BaseFeedlistFragment implements OnItemClickLi tu.setText(String.valueOf(feed.unread)); tu.setVisibility((feed.unread > 0) ? View.VISIBLE : View.INVISIBLE); } - + /*ImageButton ib = (ImageButton) v.findViewById(R.id.feed_menu_button); - + if (ib != null) { - ib.setOnClickListener(new OnClickListener() { + ib.setOnClickListener(new OnClickListener() { @Override public void onClick(View v) { getActivity().openContextMenu(v); } - }); + }); }*/ return v; @@ -729,95 +623,6 @@ public class FeedsFragment extends BaseFeedlistFragment implements OnItemClickLi // adapter missing } } - - /* public class GetIconsTask extends AsyncTask<FeedList, Integer, Integer> { - - private String m_baseUrl; - - public GetIconsTask(String baseUrl) { - m_baseUrl = baseUrl.trim(); - } - - @Override - protected Integer doInBackground(FeedList... params) { - - FeedList localList = new FeedList(); - - try { - localList.addAll(params[0]); - - File storage = m_activity.getExternalCacheDir(); - final File iconPath = new File(storage.getAbsolutePath() + ICON_PATH); - if (!iconPath.exists()) iconPath.mkdirs(); - - if (iconPath.exists()) { - for (Feed feed : localList) { - if (feed.id > 0 && feed.has_icon && !feed.is_cat) { - File outputFile = new File(iconPath.getAbsolutePath() + "/" + feed.id + ".ico"); - String fetchUrl = m_baseUrl + "/" + feed.id + ".ico"; - - if (!outputFile.exists()) { - downloadFile(fetchUrl, outputFile.getAbsolutePath()); - Thread.sleep(2000); - } - } - } - } - } catch (Exception e) { - Log.d(TAG, "Error while downloading feed icons"); - e.printStackTrace(); - } - return null; - } - - protected void downloadFile(String fetchUrl, String outputFile) { - AndroidHttpClient client = AndroidHttpClient.newInstance("Tiny Tiny RSS"); - - try { - URL url = new URL(fetchUrl); - HttpURLConnection conn = (HttpURLConnection) url.openConnection(); - - conn.setConnectTimeout(1000); - conn.setReadTimeout(5000); - - Log.d(TAG, "[downloadFile] " + url); - - String httpLogin = m_prefs.getString("http_login", ""); - String httpPassword = m_prefs.getString("http_password", ""); - - if (httpLogin.length() > 0) { - conn.setRequestProperty("Authorization", "Basic " + - Base64.encodeToString((httpLogin + ":" + httpPassword).getBytes("UTF-8"), Base64.NO_WRAP)); - } - - InputStream content = conn.getInputStream(); - - BufferedInputStream is = new BufferedInputStream(content, 1024); - FileOutputStream fos = new FileOutputStream(outputFile); - - byte[] buffer = new byte[1024]; - int len = 0; - while ((len = is.read(buffer)) != -1) { - fos.write(buffer, 0, len); - } - - fos.close(); - is.close(); - - } catch (Exception e) { - e.printStackTrace(); - } - - client.close(); - } - - protected void onPostExecute(Integer result) { - if (isDetached()) return; - - m_adapter.notifyDataSetChanged(); - } - - } */ @Override public void onSharedPreferenceChanged(SharedPreferences sharedPreferences, @@ -837,22 +642,4 @@ public class FeedsFragment extends BaseFeedlistFragment implements OnItemClickLi return null; } } - - /* public Feed getSelectedFeed() { - return m_selectedFeed; - } - - public void setSelectedFeed(Feed feed) { - m_selectedFeed = feed; - - if (m_adapter != null) { - m_adapter.notifyDataSetChanged(); - } - } */ - - /* @Override - public void onRefreshStarted(View view) { - refresh(false); - } */ - } diff --git a/org.fox.ttrss/src/main/java/org/fox/ttrss/FeedsLoader.java b/org.fox.ttrss/src/main/java/org/fox/ttrss/FeedsLoader.java new file mode 100644 index 00000000..4df392f6 --- /dev/null +++ b/org.fox.ttrss/src/main/java/org/fox/ttrss/FeedsLoader.java @@ -0,0 +1,19 @@ +package org.fox.ttrss; + +import android.content.Context; + +import java.util.HashMap; + +class FeedsLoader extends ApiLoader { + private int m_catId; + + public FeedsLoader(Context context, HashMap<String, String> params, int catId) { + super(context, params); + + m_catId = catId; + } + + public int getCatId() { + return m_catId; + } +} |