Back to project page Sparse-RSS.
The source code is released under:
Sparse rss Copyright (c) 2010-2012 Stefan Handschuh Translators - Dutch: Eelko Berkenpies - Spanish: Sergio Mart?n - French: <unnamed> - Turkish: <unnamed> - Russian: Igor Nedoboy Code-Contri...
If you think the Android project Sparse-RSS listed in this page is inappropriate, such as containing malicious code/tools or violating the copyright, please email info at java2s dot com, thanks.
/** * Sparse rss/*from w w w .j a v a 2 s . c om*/ * * Copyright (c) 2010-2012 Stefan Handschuh * * Permission is hereby granted, free of charge, to any person obtaining a copy * of this software and associated documentation files (the "Software"), to deal * in the Software without restriction, including without limitation the rights * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell * copies of the Software, and to permit persons to whom the Software is * furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN * THE SOFTWARE. * */ package de.shandschuh.sparserss; import java.io.File; import java.io.FilenameFilter; import android.app.AlertDialog; import android.app.AlertDialog.Builder; import android.app.Dialog; import android.app.ListActivity; import android.app.NotificationManager; import android.content.ContentValues; import android.content.Context; import android.content.DialogInterface; import android.content.Intent; import android.database.Cursor; import android.graphics.Bitmap; import android.net.ConnectivityManager; import android.net.NetworkInfo; import android.net.Uri; import android.os.Bundle; import android.os.Environment; import android.preference.PreferenceManager; import android.view.ContextMenu; import android.view.ContextMenu.ContextMenuInfo; import android.view.Gravity; import android.view.Menu; import android.view.MenuItem; import android.view.MotionEvent; import android.view.View; import android.view.View.OnCreateContextMenuListener; import android.view.View.OnTouchListener; import android.view.WindowManager; import android.view.WindowManager.LayoutParams; import android.widget.AdapterView; import android.widget.ImageView; import android.widget.ListView; import android.widget.TextView; import android.widget.Toast; import de.shandschuh.sparserss.provider.FeedData; import de.shandschuh.sparserss.provider.OPML; import de.shandschuh.sparserss.service.RefreshService; public class RSSOverview extends ListActivity { private static final int DIALOG_ERROR_FEEDIMPORT = 3; private static final int DIALOG_ERROR_FEEDEXPORT = 4; private static final int DIALOG_ERROR_INVALIDIMPORTFILE = 5; private static final int DIALOG_ERROR_EXTERNALSTORAGENOTAVAILABLE = 6; private static final int DIALOG_ABOUT = 7; private static final int CONTEXTMENU_EDIT_ID = 3; private static final int CONTEXTMENU_REFRESH_ID = 4; private static final int CONTEXTMENU_DELETE_ID = 5; private static final int CONTEXTMENU_MARKASREAD_ID = 6; private static final int CONTEXTMENU_MARKASUNREAD_ID = 7; private static final int CONTEXTMENU_DELETEREAD_ID = 8; private static final int CONTEXTMENU_DELETEALLENTRIES_ID = 9; private static final int CONTEXTMENU_RESETUPDATEDATE_ID = 10; private static final int ACTIVITY_APPLICATIONPREFERENCES_ID = 1; private static final Uri CANGELOG_URI = Uri.parse("http://code.google.com/p/sparserss/wiki/Changelog"); private static final int CONTEXTMENU_SETTINGS_ID = 99; static NotificationManager notificationManager; // package scope boolean feedSort; private RSSOverviewListAdapter listAdapter; /** Called when the activity is first created. */ @Override public void onCreate(Bundle savedInstanceState) { if (MainTabActivity.isLightTheme(this)) { setTheme(R.style.Theme_Light); } super.onCreate(savedInstanceState); if (notificationManager == null) { notificationManager = (NotificationManager) getSystemService(Context.NOTIFICATION_SERVICE); } setContentView(R.layout.main); listAdapter = new RSSOverviewListAdapter(this); setListAdapter(listAdapter); getListView().setOnCreateContextMenuListener(new OnCreateContextMenuListener() { public void onCreateContextMenu(ContextMenu menu, View view, ContextMenuInfo menuInfo) { menu.setHeaderTitle(((TextView) ((AdapterView.AdapterContextMenuInfo) menuInfo).targetView.findViewById(android.R.id.text1)).getText()); menu.add(0, CONTEXTMENU_REFRESH_ID, Menu.NONE, R.string.contextmenu_refresh); menu.add(0, CONTEXTMENU_MARKASREAD_ID, Menu.NONE, R.string.contextmenu_markasread); menu.add(0, CONTEXTMENU_MARKASUNREAD_ID, Menu.NONE, R.string.contextmenu_markasunread); menu.add(0, CONTEXTMENU_DELETEREAD_ID, Menu.NONE, R.string.contextmenu_deleteread); menu.add(0, CONTEXTMENU_DELETEALLENTRIES_ID, Menu.NONE, R.string.contextmenu_deleteallentries); menu.add(0, CONTEXTMENU_EDIT_ID, Menu.NONE, R.string.contextmenu_edit); menu.add(0, CONTEXTMENU_RESETUPDATEDATE_ID, Menu.NONE, R.string.contextmenu_resetupdatedate); menu.add(0, CONTEXTMENU_DELETE_ID, Menu.NONE, R.string.contextmenu_delete); menu.add(0, CONTEXTMENU_SETTINGS_ID, Menu.NONE, R.string.contextmenu_settings); } }); getListView().setOnTouchListener(new OnTouchListener() { private int dragedItem = -1; private ImageView dragedView; private WindowManager windowManager = RSSOverview.this.getWindowManager(); private LayoutParams layoutParams; private int minY = 25; // is the header size --> needs to be changed private ListView listView = getListView(); public boolean onTouch(View v, MotionEvent event) { if (feedSort) { int action = event.getAction(); switch (action) { case MotionEvent.ACTION_DOWN: case MotionEvent.ACTION_MOVE: { // this is the drag action if (dragedItem == -1) { dragedItem = listView.pointToPosition((int) event.getX(), (int) event.getY()); if (dragedItem > -1) { dragedView = new ImageView(listView.getContext()); View item = listView.getChildAt(dragedItem - listView.getFirstVisiblePosition()); if (item != null) { View sortView = item.findViewById(R.id.sortitem); if (sortView.getLeft() <= event.getX()) { item.setDrawingCacheEnabled(true); dragedView.setImageBitmap(Bitmap.createBitmap(item.getDrawingCache())); layoutParams = new LayoutParams(); layoutParams.height = WindowManager.LayoutParams.WRAP_CONTENT; layoutParams.gravity = Gravity.TOP; layoutParams.y = (int) event.getY(); windowManager.addView(dragedView, layoutParams); } else { dragedItem = -1; return false; // do not comsume } } else { dragedItem = -1; } } } else if (dragedView != null) { layoutParams.y = Math.max(minY, Math.max(0, Math.min((int) event.getY(), listView.getHeight()-minY))); windowManager.updateViewLayout(dragedView, layoutParams); } break; } case MotionEvent.ACTION_UP: case MotionEvent.ACTION_CANCEL: { // this is the drop action if (dragedItem > -1) { windowManager.removeView(dragedView); int newPosition = listView.pointToPosition((int) event.getX(), (int) event.getY()); if (newPosition == -1) { newPosition = listView.getCount()-1; } if (newPosition != dragedItem) { ContentValues values = new ContentValues(); values.put(FeedData.FeedColumns.PRIORITY, newPosition); getContentResolver().update(FeedData.FeedColumns.CONTENT_URI(listView.getItemIdAtPosition(dragedItem)), values, null, null); } dragedItem = -1; return true; } else { return false; } } } return true; } else { return false; } } }); if (PreferenceManager.getDefaultSharedPreferences(this).getBoolean(Strings.SETTINGS_REFRESHENABLED, false)) { startService(new Intent(this, RefreshService.class)); // starts the service independent to this activity } else { stopService(new Intent(this, RefreshService.class)); } if (PreferenceManager.getDefaultSharedPreferences(this).getBoolean(Strings.SETTINGS_REFRESHONPENENABLED, false)) { new Thread() { public void run() { sendBroadcast(new Intent(Strings.ACTION_REFRESHFEEDS)); } }.start(); } } @Override protected void onResume() { super.onResume(); if (RSSOverview.notificationManager != null) { notificationManager.cancel(0); } } @Override public boolean onCreateOptionsMenu(Menu menu) { getMenuInflater().inflate(R.menu.feedoverview, menu); return true; } @Override public boolean onPrepareOptionsMenu(Menu menu) { menu.setGroupVisible(R.id.menu_group_0, !feedSort); menu.setGroupVisible(R.id.menu_group_1, feedSort); return true; } @SuppressWarnings("deprecation") @Override public boolean onMenuItemSelected(int featureId, final MenuItem item) { setFeedSortEnabled(false); switch (item.getItemId()) { case R.id.menu_addfeed: { startActivity(new Intent(Intent.ACTION_INSERT).setData(FeedData.FeedColumns.CONTENT_URI)); break; } case R.id.menu_refresh: { new Thread() { public void run() { sendBroadcast(new Intent(Strings.ACTION_REFRESHFEEDS).putExtra(Strings.SETTINGS_OVERRIDEWIFIONLY, PreferenceManager.getDefaultSharedPreferences(RSSOverview.this).getBoolean(Strings.SETTINGS_OVERRIDEWIFIONLY, false))); } }.start(); break; } case CONTEXTMENU_EDIT_ID: { startActivity(new Intent(Intent.ACTION_EDIT).setData(FeedData.FeedColumns.CONTENT_URI(((AdapterView.AdapterContextMenuInfo) item.getMenuInfo()).id))); break; } case CONTEXTMENU_REFRESH_ID: { final String id = Long.toString(((AdapterView.AdapterContextMenuInfo) item.getMenuInfo()).id); ConnectivityManager connectivityManager = (ConnectivityManager) getSystemService(Context.CONNECTIVITY_SERVICE); final NetworkInfo networkInfo = connectivityManager.getActiveNetworkInfo(); if (networkInfo != null && networkInfo.getState() == NetworkInfo.State.CONNECTED) { // since we have acquired the networkInfo, we use it for basic checks final Intent intent = new Intent(Strings.ACTION_REFRESHFEEDS).putExtra(Strings.FEEDID, id); final Thread thread = new Thread() { public void run() { sendBroadcast(intent); } }; if (networkInfo.getType() == ConnectivityManager.TYPE_WIFI || PreferenceManager.getDefaultSharedPreferences(RSSOverview.this).getBoolean(Strings.SETTINGS_OVERRIDEWIFIONLY, false)) { intent.putExtra(Strings.SETTINGS_OVERRIDEWIFIONLY, true); thread.start(); } else { Cursor cursor = getContentResolver().query(FeedData.FeedColumns.CONTENT_URI(id), new String[] {FeedData.FeedColumns.WIFIONLY}, null, null, null); cursor.moveToFirst(); if (cursor.isNull(0) || cursor.getInt(0) == 0) { thread.start(); } else { Builder builder = new AlertDialog.Builder(this); builder.setIcon(android.R.drawable.ic_dialog_alert); builder.setTitle(R.string.dialog_hint); builder.setMessage(R.string.question_refreshwowifi); builder.setPositiveButton(android.R.string.yes, new DialogInterface.OnClickListener() { public void onClick(DialogInterface dialog, int which) { intent.putExtra(Strings.SETTINGS_OVERRIDEWIFIONLY, true); thread.start(); } }); builder.setNeutralButton(R.string.button_alwaysokforall, new DialogInterface.OnClickListener() { public void onClick(DialogInterface dialog, int which) { PreferenceManager.getDefaultSharedPreferences(RSSOverview.this).edit().putBoolean(Strings.SETTINGS_OVERRIDEWIFIONLY, true).commit(); intent.putExtra(Strings.SETTINGS_OVERRIDEWIFIONLY, true); thread.start(); } }); builder.setNegativeButton(android.R.string.no, null); builder.show(); } cursor.close(); } } break; } case CONTEXTMENU_DELETE_ID: { String id = Long.toString(((AdapterView.AdapterContextMenuInfo) item.getMenuInfo()).id); Cursor cursor = getContentResolver().query(FeedData.FeedColumns.CONTENT_URI(id), new String[] {FeedData.FeedColumns.NAME}, null, null, null); cursor.moveToFirst(); Builder builder = new AlertDialog.Builder(this); builder.setIcon(android.R.drawable.ic_dialog_alert); builder.setTitle(cursor.getString(0)); builder.setMessage(R.string.question_deletefeed); builder.setPositiveButton(android.R.string.yes, new DialogInterface.OnClickListener() { public void onClick(DialogInterface dialog, int which) { new Thread() { public void run() { getContentResolver().delete(FeedData.FeedColumns.CONTENT_URI(Long.toString(((AdapterView.AdapterContextMenuInfo) item.getMenuInfo()).id)), null, null); sendBroadcast(new Intent(Strings.ACTION_UPDATEWIDGET)); } }.start(); } }); builder.setNegativeButton(android.R.string.no, null); cursor.close(); builder.show(); break; } case CONTEXTMENU_MARKASREAD_ID: { new Thread() { public void run() { String id = Long.toString(((AdapterView.AdapterContextMenuInfo) item.getMenuInfo()).id); if (getContentResolver().update(FeedData.EntryColumns.CONTENT_URI(id), getReadContentValues(), new StringBuilder(FeedData.EntryColumns.READDATE).append(Strings.DB_ISNULL).toString(), null) > 0) { getContentResolver().notifyChange(FeedData.FeedColumns.CONTENT_URI(id), null); } } }.start(); break; } case CONTEXTMENU_MARKASUNREAD_ID: { new Thread() { public void run() { String id = Long.toString(((AdapterView.AdapterContextMenuInfo) item.getMenuInfo()).id); if (getContentResolver().update(FeedData.EntryColumns.CONTENT_URI(id), getUnreadContentValues(), null, null) > 0) { getContentResolver().notifyChange(FeedData.FeedColumns.CONTENT_URI(id), null);; } } }.start(); break; } case CONTEXTMENU_SETTINGS_ID: { startActivity(new Intent(this, FeedPrefsActivity.class).putExtra(FeedData.FeedColumns._ID, Long.toString(((AdapterView.AdapterContextMenuInfo) item.getMenuInfo()).id))); break; } case CONTEXTMENU_DELETEREAD_ID: { new Thread() { public void run() { String id = Long.toString(((AdapterView.AdapterContextMenuInfo) item.getMenuInfo()).id); Uri uri = FeedData.EntryColumns.CONTENT_URI(id); String selection = Strings.READDATE_GREATERZERO+Strings.DB_AND+" ("+Strings.DB_EXCUDEFAVORITE+")"; FeedData.deletePicturesOfFeed(RSSOverview.this, uri, selection); if (getContentResolver().delete(uri, selection, null) > 0) { getContentResolver().notifyChange(FeedData.FeedColumns.CONTENT_URI(id), null); } } }.start(); break; } case CONTEXTMENU_DELETEALLENTRIES_ID: { showDeleteAllEntriesQuestion(this, FeedData.EntryColumns.CONTENT_URI(Long.toString(((AdapterView.AdapterContextMenuInfo) item.getMenuInfo()).id))); break; } case CONTEXTMENU_RESETUPDATEDATE_ID: { ContentValues values = new ContentValues(); values.put(FeedData.FeedColumns.LASTUPDATE, 0); values.put(FeedData.FeedColumns.REALLASTUPDATE, 0); getContentResolver().update(FeedData.FeedColumns.CONTENT_URI(Long.toString(((AdapterView.AdapterContextMenuInfo) item.getMenuInfo()).id)), values, null, null); break; } case R.id.menu_settings: { startActivityForResult(new Intent(this, ApplicationPreferencesActivity.class), ACTIVITY_APPLICATIONPREFERENCES_ID); break; } case R.id.menu_allread: { new Thread() { public void run() { if (getContentResolver().update(FeedData.EntryColumns.CONTENT_URI, getReadContentValues(), new StringBuilder(FeedData.EntryColumns.READDATE).append(Strings.DB_ISNULL).toString(), null) > 0) { getContentResolver().notifyChange(FeedData.FeedColumns.CONTENT_URI, null); } } }.start(); break; } case R.id.menu_about: { showDialog(DIALOG_ABOUT); break; } case R.id.menu_import: { if (Environment.getExternalStorageState().equals(Environment.MEDIA_MOUNTED) ||Environment.getExternalStorageState().equals(Environment.MEDIA_MOUNTED_READ_ONLY)) { final AlertDialog.Builder builder = new AlertDialog.Builder(this); builder.setTitle(R.string.select_file); try { final String[] fileNames = Environment.getExternalStorageDirectory().list(new FilenameFilter() { public boolean accept(File dir, String filename) { return new File(dir, filename).isFile(); } }); builder.setItems(fileNames, new DialogInterface.OnClickListener() { public void onClick(DialogInterface dialog, int which) { try { OPML.importFromFile(new StringBuilder(Environment.getExternalStorageDirectory().toString()).append(File.separator).append(fileNames[which]).toString(), RSSOverview.this); } catch (Exception e) { showDialog(DIALOG_ERROR_FEEDIMPORT); } } }); builder.show(); } catch (Exception e) { showDialog(DIALOG_ERROR_FEEDIMPORT); } } else { showDialog(DIALOG_ERROR_EXTERNALSTORAGENOTAVAILABLE); } break; } case R.id.menu_export: { if (Environment.getExternalStorageState().equals(Environment.MEDIA_MOUNTED) ||Environment.getExternalStorageState().equals(Environment.MEDIA_MOUNTED_READ_ONLY)) { try { String filename = new StringBuilder(Environment.getExternalStorageDirectory().toString()).append("/sparse_rss_").append(System.currentTimeMillis()).append(".opml").toString(); OPML.exportToFile(filename, this); Toast.makeText(this, String.format(getString(R.string.message_exportedto), filename), Toast.LENGTH_LONG).show(); } catch (Exception e) { showDialog(DIALOG_ERROR_FEEDEXPORT); } } else { showDialog(DIALOG_ERROR_EXTERNALSTORAGENOTAVAILABLE); } break; } case R.id.menu_enablefeedsort: { setFeedSortEnabled(true); break; } case R.id.menu_deleteread: { FeedData.deletePicturesOfFeedAsync(this, FeedData.EntryColumns.CONTENT_URI, Strings.READDATE_GREATERZERO); getContentResolver().delete(FeedData.EntryColumns.CONTENT_URI, Strings.READDATE_GREATERZERO, null); ((RSSOverviewListAdapter) getListAdapter()).notifyDataSetChanged(); break; } case R.id.menu_deleteallentries: { showDeleteAllEntriesQuestion(this, FeedData.EntryColumns.CONTENT_URI); break; } case R.id.menu_disablefeedsort: { // do nothing as the feed sort gets disabled anyway break; } } return true; } public static final ContentValues getReadContentValues() { ContentValues values = new ContentValues(); values.put(FeedData.EntryColumns.READDATE, System.currentTimeMillis()); return values; } public static final ContentValues getUnreadContentValues() { ContentValues values = new ContentValues(); values.putNull(FeedData.EntryColumns.READDATE); return values; } @Override protected void onListItemClick(ListView listView, View view, int position, long id) { setFeedSortEnabled(false); Intent intent = new Intent(Intent.ACTION_VIEW, FeedData.EntryColumns.CONTENT_URI(Long.toString(id))); intent.putExtra(FeedData.FeedColumns._ID, id); startActivity(intent); } @Override protected Dialog onCreateDialog(int id) { Dialog dialog; switch (id) { case DIALOG_ERROR_FEEDIMPORT: { dialog = createErrorDialog(R.string.error_feedimport); break; } case DIALOG_ERROR_FEEDEXPORT: { dialog = createErrorDialog(R.string.error_feedexport); break; } case DIALOG_ERROR_INVALIDIMPORTFILE: { dialog = createErrorDialog(R.string.error_invalidimportfile); break; } case DIALOG_ERROR_EXTERNALSTORAGENOTAVAILABLE: { dialog = createErrorDialog(R.string.error_externalstoragenotavailable); break; } case DIALOG_ABOUT: { AlertDialog.Builder builder = new AlertDialog.Builder(this); builder.setIcon(android.R.drawable.ic_dialog_info); builder.setTitle(R.string.menu_about); MainTabActivity.INSTANCE.setupLicenseText(builder); builder.setPositiveButton(android.R.string.ok, new DialogInterface.OnClickListener() { public void onClick(DialogInterface dialog, int which) { dialog.cancel(); } }); builder.setNeutralButton(R.string.changelog, new DialogInterface.OnClickListener() { public void onClick(DialogInterface dialog, int which) { startActivity(new Intent(Intent.ACTION_VIEW, CANGELOG_URI)); } }); return builder.create(); } default: dialog = null; } return dialog; } private Dialog createErrorDialog(int messageId) { AlertDialog.Builder builder = new AlertDialog.Builder(this); builder.setMessage(messageId); builder.setTitle(R.string.error); builder.setIcon(android.R.drawable.ic_dialog_alert); builder.setPositiveButton(android.R.string.ok, null); return builder.create(); } private static void showDeleteAllEntriesQuestion(final Context context, final Uri uri) { Builder builder = new AlertDialog.Builder(context); builder.setIcon(android.R.drawable.ic_dialog_alert); builder.setTitle(R.string.contextmenu_deleteallentries); builder.setMessage(R.string.question_areyousure); builder.setPositiveButton(android.R.string.yes, new DialogInterface.OnClickListener() { public void onClick(DialogInterface dialog, int which) { new Thread() { public void run() { FeedData.deletePicturesOfFeed(context, uri, Strings.DB_EXCUDEFAVORITE); if (context.getContentResolver().delete(uri, Strings.DB_EXCUDEFAVORITE, null) > 0) { context.getContentResolver().notifyChange(FeedData.FeedColumns.CONTENT_URI, null); } } }.start(); } }); builder.setNegativeButton(android.R.string.no, null); builder.show(); } private void setFeedSortEnabled(boolean enabled) { if (enabled != feedSort) { listAdapter.setFeedSortEnabled(enabled); feedSort = enabled; } } }