mirror of
https://github.com/geometer/FBReaderJ.git
synced 2025-10-05 02:39:23 +02:00
362 lines
11 KiB
Java
362 lines
11 KiB
Java
/*
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* Copyright (C) 2010-2011 Geometer Plus <contact@geometerplus.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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* 02110-1301, USA.
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*/
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package org.geometerplus.android.fbreader.library;
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import android.app.SearchManager;
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import android.app.AlertDialog;
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import android.content.Intent;
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import android.content.DialogInterface;
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import android.view.*;
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import android.os.Bundle;
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import android.widget.AdapterView;
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import android.widget.ListView;
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import org.geometerplus.zlibrary.core.options.ZLStringOption;
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import org.geometerplus.zlibrary.core.filesystem.ZLFile;
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import org.geometerplus.zlibrary.core.resources.ZLResource;
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import org.geometerplus.zlibrary.ui.android.R;
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import org.geometerplus.android.util.UIUtil;
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import org.geometerplus.fbreader.library.*;
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import org.geometerplus.fbreader.tree.FBTree;
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import org.geometerplus.android.fbreader.SQLiteBooksDatabase;
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import org.geometerplus.android.fbreader.FBReader;
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import org.geometerplus.android.fbreader.BookInfoActivity;
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import org.geometerplus.android.fbreader.tree.BaseActivity;
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import org.geometerplus.android.fbreader.tree.ListAdapter;
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public class LibraryActivity extends BaseActivity implements MenuItem.OnMenuItemClickListener {
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public static final String TREE_KEY_KEY = "TreeKey";
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public static final String SELECTED_BOOK_PATH_KEY = "SelectedBookPath";
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static Library LibraryInstance;
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private BooksDatabase myDatabase;
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private Book mySelectedBook;
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@Override
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public void onCreate(Bundle icicle) {
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super.onCreate(icicle);
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myDatabase = SQLiteBooksDatabase.Instance();
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if (myDatabase == null) {
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myDatabase = new SQLiteBooksDatabase(this, "LIBRARY");
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}
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if (LibraryInstance == null) {
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LibraryInstance = new Library();
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startService(new Intent(getApplicationContext(), InitializationService.class));
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}
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final FBTree.Key key = (FBTree.Key)getIntent().getSerializableExtra(TREE_KEY_KEY);
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setCurrentTree(
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key != null
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? LibraryInstance.getLibraryTree(key)
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: LibraryInstance.getRootTree()
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);
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setTitle(getCurrentTree().getTreeTitle());
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final String selectedBookPath = getIntent().getStringExtra(SELECTED_BOOK_PATH_KEY);
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mySelectedBook = null;
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if (selectedBookPath != null) {
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final ZLFile file = ZLFile.createFileByPath(selectedBookPath);
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if (file != null) {
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mySelectedBook = Book.getByFile(file);
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}
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}
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final ListAdapter adapter = new LibraryListAdapter(this, getCurrentTree().subTrees());
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setSelection(adapter.getFirstSelectedItemIndex());
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getListView().setTextFilterEnabled(true);
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}
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@Override
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protected void onDestroy() {
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LibraryInstance = null;
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super.onDestroy();
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}
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@Override
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public boolean isTreeSelected(FBTree tree) {
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final LibraryTree lTree = (LibraryTree)tree;
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return lTree.isSelectable() && lTree.containsBook(mySelectedBook);
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}
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@Override
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protected void onListItemClick(ListView listView, View view, int position, long rowId) {
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final LibraryTree tree = (LibraryTree)getListAdapter().getItem(position);
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final Book book = tree.getBook();
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if (book != null) {
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showBookInfo(book);
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} else {
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openTree(tree);
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}
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}
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//
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// show BookInfoActivity
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//
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private static final int BOOK_INFO_REQUEST = 1;
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protected void showBookInfo(Book book) {
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startActivityForResult(
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new Intent(getApplicationContext(), BookInfoActivity.class)
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.putExtra(BookInfoActivity.CURRENT_BOOK_PATH_KEY, book.File.getPath()),
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BOOK_INFO_REQUEST
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);
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}
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@Override
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protected void onActivityResult(int requestCode, int returnCode, Intent intent) {
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if (requestCode == BOOK_INFO_REQUEST) {
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getListView().invalidateViews();
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}
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}
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//
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// Search
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//
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static final ZLStringOption BookSearchPatternOption =
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new ZLStringOption("BookSearch", "Pattern", "");
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@Override
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protected void onNewIntent(Intent intent) {
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if (Intent.ACTION_SEARCH.equals(intent.getAction())) {
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if (runSearch(intent)) {
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openSearchResults();
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} else {
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UIUtil.showErrorMessage(this, "bookNotFound");
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}
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}
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}
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private void openSearchResults() {
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FBTree tree = getCurrentTree();
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while (tree.Parent != null) {
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tree = tree.Parent;
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}
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tree = tree.getSubTree(Library.ROOT_SEARCH_RESULTS);
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if (tree != null) {
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openTree(tree);
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}
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}
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@Override
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public boolean onSearchRequested() {
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startSearch(BookSearchPatternOption.getValue(), true, null, false);
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return true;
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}
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private boolean runSearch(Intent intent) {
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final String pattern = intent.getStringExtra(SearchManager.QUERY);
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if (pattern == null || pattern.length() == 0) {
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return false;
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}
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BookSearchPatternOption.setValue(pattern);
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return LibraryInstance.searchBooks(pattern) != null;
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}
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//
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// Context menu
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//
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private static final int OPEN_BOOK_ITEM_ID = 0;
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private static final int SHOW_BOOK_INFO_ITEM_ID = 1;
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private static final int ADD_TO_FAVORITES_ITEM_ID = 2;
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private static final int REMOVE_FROM_FAVORITES_ITEM_ID = 3;
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private static final int DELETE_BOOK_ITEM_ID = 4;
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@Override
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public void onCreateContextMenu(ContextMenu menu, View view, ContextMenu.ContextMenuInfo menuInfo) {
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final int position = ((AdapterView.AdapterContextMenuInfo)menuInfo).position;
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final Book book = ((LibraryTree)getListAdapter().getItem(position)).getBook();
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if (book != null) {
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createBookContextMenu(menu, book);
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}
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}
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private void createBookContextMenu(ContextMenu menu, Book book) {
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final ZLResource resource = Library.resource();
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menu.setHeaderTitle(book.getTitle());
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menu.add(0, OPEN_BOOK_ITEM_ID, 0, resource.getResource("openBook").getValue());
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menu.add(0, SHOW_BOOK_INFO_ITEM_ID, 0, resource.getResource("showBookInfo").getValue());
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if (LibraryInstance.isBookInFavorites(book)) {
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menu.add(0, REMOVE_FROM_FAVORITES_ITEM_ID, 0, resource.getResource("removeFromFavorites").getValue());
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} else {
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menu.add(0, ADD_TO_FAVORITES_ITEM_ID, 0, resource.getResource("addToFavorites").getValue());
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}
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if ((LibraryInstance.getRemoveBookMode(book) & Library.REMOVE_FROM_DISK) != 0) {
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menu.add(0, DELETE_BOOK_ITEM_ID, 0, resource.getResource("deleteBook").getValue());
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}
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}
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@Override
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public boolean onContextItemSelected(MenuItem item) {
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final int position = ((AdapterView.AdapterContextMenuInfo)item.getMenuInfo()).position;
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final Book book = ((LibraryTree)getListAdapter().getItem(position)).getBook();
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if (book != null) {
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return onContextItemSelected(item.getItemId(), book);
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}
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return super.onContextItemSelected(item);
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}
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private boolean onContextItemSelected(int itemId, Book book) {
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switch (itemId) {
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case OPEN_BOOK_ITEM_ID:
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openBook(book);
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return true;
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case SHOW_BOOK_INFO_ITEM_ID:
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showBookInfo(book);
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return true;
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case ADD_TO_FAVORITES_ITEM_ID:
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LibraryInstance.addBookToFavorites(book);
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return true;
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case REMOVE_FROM_FAVORITES_ITEM_ID:
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LibraryInstance.removeBookFromFavorites(book);
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getListView().invalidateViews();
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return true;
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case DELETE_BOOK_ITEM_ID:
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tryToDeleteBook(book);
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return true;
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}
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return false;
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}
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private void openBook(Book book) {
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startActivity(
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new Intent(getApplicationContext(), FBReader.class)
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.setAction(Intent.ACTION_VIEW)
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.putExtra(FBReader.BOOK_PATH_KEY, book.File.getPath())
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.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP)
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);
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}
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//
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// Options menu
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//
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@Override
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public boolean onCreateOptionsMenu(Menu menu) {
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super.onCreateOptionsMenu(menu);
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addMenuItem(menu, 1, "localSearch", R.drawable.ic_menu_search);
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return true;
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}
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private MenuItem addMenuItem(Menu menu, int index, String resourceKey, int iconId) {
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final String label = Library.resource().getResource("menu").getResource(resourceKey).getValue();
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final MenuItem item = menu.add(0, index, Menu.NONE, label);
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item.setOnMenuItemClickListener(this);
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item.setIcon(iconId);
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return item;
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}
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public boolean onMenuItemClick(MenuItem item) {
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switch (item.getItemId()) {
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case 1:
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return onSearchRequested();
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default:
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return true;
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}
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}
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//
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// Item icons
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//
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@Override
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public int getCoverResourceId(FBTree tree) {
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if (((LibraryTree)tree).getBook() != null) {
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return R.drawable.ic_list_library_book;
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} else if (tree instanceof FirstLevelTree) {
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final String id = tree.getUniqueKey().Id;
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if (Library.ROOT_FAVORITES.equals(id)) {
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return R.drawable.ic_list_library_favorites;
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} else if (Library.ROOT_RECENT.equals(id)) {
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return R.drawable.ic_list_library_recent;
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} else if (Library.ROOT_BY_AUTHOR.equals(id)) {
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return R.drawable.ic_list_library_authors;
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} else if (Library.ROOT_BY_TITLE.equals(id)) {
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return R.drawable.ic_list_library_books;
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} else if (Library.ROOT_BY_TAG.equals(id)) {
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return R.drawable.ic_list_library_tags;
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} else if (Library.ROOT_FILE_TREE.equals(id)) {
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return R.drawable.ic_list_library_folder;
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}
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} else if (tree instanceof FileTree) {
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final ZLFile file = ((FileTree)tree).getFile();
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if (file.isArchive()) {
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return R.drawable.ic_list_library_zip;
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} else if (file.isDirectory() && file.isReadable()) {
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return R.drawable.ic_list_library_folder;
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} else {
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return R.drawable.ic_list_library_permission_denied;
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}
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} else if (tree instanceof AuthorTree) {
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return R.drawable.ic_list_library_author;
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} else if (tree instanceof TagTree) {
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return R.drawable.ic_list_library_tag;
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}
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return R.drawable.ic_list_library_books;
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}
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//
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// Book deletion
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//
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private class BookDeleter implements DialogInterface.OnClickListener {
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private final Book myBook;
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private final int myMode;
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BookDeleter(Book book, int removeMode) {
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myBook = book;
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myMode = removeMode;
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}
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public void onClick(DialogInterface dialog, int which) {
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deleteBook(myBook, myMode);
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}
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}
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private void tryToDeleteBook(Book book) {
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final ZLResource dialogResource = ZLResource.resource("dialog");
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final ZLResource buttonResource = dialogResource.getResource("button");
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final ZLResource boxResource = dialogResource.getResource("deleteBookBox");
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new AlertDialog.Builder(this)
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.setTitle(book.getTitle())
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.setMessage(boxResource.getResource("message").getValue())
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.setIcon(0)
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.setPositiveButton(buttonResource.getResource("yes").getValue(), new BookDeleter(book, Library.REMOVE_FROM_DISK))
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.setNegativeButton(buttonResource.getResource("no").getValue(), null)
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.create().show();
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}
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private void deleteBook(Book book, int mode) {
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LibraryInstance.removeBook(book, mode);
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if (getCurrentTree() instanceof FileTree) {
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getListAdapter().remove(new FileTree((FileTree)getCurrentTree(), book.File));
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} else {
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getListAdapter().replaceAll(getCurrentTree().subTrees());
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}
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getListView().invalidateViews();
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}
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}
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