|
Android example source code file (WikiNotesList.java)
The WikiNotesList.java Android example source code/* * Copyright (C) 2008 Google Inc. * * Licensed under the Apache License, Version 2.0 (the "License"); you may not * use this file except in compliance with the License. You may obtain a copy * of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the * License for the specific language governing permissions and limitations * under the License. */ package com.google.android.wikinotes; import android.app.ListActivity; import android.app.SearchManager; import android.content.Intent; import android.database.Cursor; import android.net.Uri; import android.os.Bundle; import android.view.Menu; import android.view.MenuItem; import android.view.View; import android.widget.ListAdapter; import android.widget.ListView; import android.widget.SimpleCursorAdapter; import com.google.android.wikinotes.db.WikiNote; /** * Activity to list wikinotes. By default, the notes are listed in the order * of most recently modified to least recently modified. This activity can * handle requests to either show all notes, or the results of a title or body * search performed by the content provider. */ public class WikiNotesList extends ListActivity { /** * A key to store/retrieve the search criteria in a bundle */ public static final String SEARCH_CRITERIA_KEY = "SearchCriteria"; /** * The projection to use (columns to retrieve) for a query of wikinotes */ public static final String[] PROJECTION = { WikiNote.Notes._ID, WikiNote.Notes.TITLE, WikiNote.Notes.MODIFIED_DATE }; private Cursor mCursor; private WikiActivityHelper mHelper; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); Intent intent = getIntent(); Uri uri = null; String query = null; // locate a query string; prefer a fresh search Intent over saved // state if (Intent.ACTION_SEARCH.equals(intent.getAction())) { query = intent.getStringExtra(SearchManager.QUERY); } else if (savedInstanceState != null) { query = savedInstanceState.getString(SearchManager.QUERY); } if (query != null && query.length() > 0) { uri = Uri.withAppendedPath(WikiNote.Notes.SEARCH_URI, Uri .encode(query)); } if (uri == null) { // somehow we got called w/o a query so fall back to a reasonable // default (all notes) uri = WikiNote.Notes.ALL_NOTES_URI; } // Do the query Cursor c = managedQuery(uri, PROJECTION, null, null, WikiNote.Notes.DEFAULT_SORT_ORDER); mCursor = c; mHelper = new WikiActivityHelper(this); // Bind the results of the search into the list ListAdapter adapter = new SimpleCursorAdapter( this, android.R.layout.simple_list_item_1, mCursor, new String[] { WikiNote.Notes.TITLE }, new int[] { android.R.id.text1 }); setListAdapter(adapter); // use the menu shortcut keys as default key bindings for the entire // activity setDefaultKeyMode(DEFAULT_KEYS_SHORTCUT); } /** * Override the onListItemClick to open the wiki note to view when it is * selected from the list. */ @Override protected void onListItemClick(ListView list, View view, int position, long id) { Cursor c = mCursor; c.moveToPosition(position); String title = c.getString(c .getColumnIndexOrThrow(WikiNote.Notes.TITLE)); // Create the URI of the note we want to view based on the title Uri uri = Uri.withAppendedPath(WikiNote.Notes.ALL_NOTES_URI, title); Intent i = new Intent(Intent.ACTION_VIEW, uri); startActivity(i); } @Override public boolean onCreateOptionsMenu(Menu menu) { super.onCreateOptionsMenu(menu); menu.add(0, WikiNotes.HOME_ID, 0, R.string.menu_start) .setShortcut('4', 'h').setIcon(R.drawable.icon_start); menu.add(0, WikiNotes.LIST_ID, 0, R.string.menu_recent) .setShortcut('3', 'r').setIcon(R.drawable.icon_recent); menu.add(0, WikiNotes.ABOUT_ID, 0, R.string.menu_about) .setShortcut('5', 'a').setIcon(android.R.drawable.ic_dialog_info); menu.add(0, WikiNotes.EXPORT_ID, 0, R.string.menu_export) .setShortcut('6', 'x').setIcon(android.R.drawable.ic_dialog_info); menu.add(0, WikiNotes.IMPORT_ID, 0, R.string.menu_import) .setShortcut('7', 'm').setIcon(android.R.drawable.ic_dialog_info); return true; } @Override public boolean onMenuItemSelected(int featureId, MenuItem item) { switch (item.getItemId()) { case WikiNotes.HOME_ID: mHelper.goHome(); return true; case WikiNotes.LIST_ID: mHelper.listNotes(); return true; case WikiNotes.ABOUT_ID: Eula.showEula(this); return true; case WikiNotes.EXPORT_ID: mHelper.exportNotes(); return true; case WikiNotes.IMPORT_ID: mHelper.importNotes(); return true; default: return false; } } } Other Android examples (source code examples)Here is a short list of links related to this Android WikiNotesList.java source code file: |
... this post is sponsored by my books ... | |
#1 New Release! |
FP Best Seller |
Copyright 1998-2021 Alvin Alexander, alvinalexander.com
All Rights Reserved.
A percentage of advertising revenue from
pages under the /java/jwarehouse
URI on this website is
paid back to open source projects.