+++ /dev/null
-/*
- * Copyright © 2016-2019 Soren Stoutner <soren@stoutner.com>.
- *
- * This file is part of Privacy Browser <https://www.stoutner.com/privacy-browser>.
- *
- * Privacy Browser is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * Privacy Browser is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with Privacy Browser. If not, see <http://www.gnu.org/licenses/>.
- */
-
-package com.stoutner.privacybrowser.activities;
-
-import android.annotation.SuppressLint;
-import android.content.Context;
-import android.database.Cursor;
-import android.database.MatrixCursor;
-import android.database.MergeCursor;
-import android.graphics.Bitmap;
-import android.graphics.BitmapFactory;
-import android.graphics.Typeface;
-import android.graphics.drawable.BitmapDrawable;
-import android.graphics.drawable.Drawable;
-import android.os.Bundle;
-import android.util.SparseBooleanArray;
-import android.view.ActionMode;
-import android.view.Menu;
-import android.view.MenuItem;
-import android.view.View;
-import android.view.ViewGroup;
-import android.view.WindowManager;
-import android.widget.AbsListView;
-import android.widget.AdapterView;
-import android.widget.EditText;
-import android.widget.ImageView;
-import android.widget.ListView;
-import android.widget.RadioButton;
-import android.widget.ResourceCursorAdapter;
-import android.widget.Spinner;
-import android.widget.TextView;
-
-import androidx.appcompat.app.ActionBar;
-import androidx.appcompat.app.AppCompatActivity;
-import androidx.appcompat.widget.Toolbar; // The AndroidX toolbar must be used until the minimum API is >= 21.
-import androidx.core.content.ContextCompat;
-import androidx.cursoradapter.widget.CursorAdapter;
-import androidx.fragment.app.DialogFragment; // The AndroidX dialog fragment must be used or an error is produced on API <=22.
-
-import com.google.android.material.snackbar.Snackbar;
-
-import com.stoutner.privacybrowser.R;
-import com.stoutner.privacybrowser.dialogs.EditBookmarkDatabaseViewDialog;
-import com.stoutner.privacybrowser.dialogs.EditBookmarkFolderDatabaseViewDialog;
-import com.stoutner.privacybrowser.helpers.BookmarksDatabaseHelper;
-
-import java.io.ByteArrayOutputStream;
-import java.util.Arrays;
-
-public class BookmarksDatabaseViewActivity extends AppCompatActivity implements EditBookmarkDatabaseViewDialog.EditBookmarkDatabaseViewListener,
- EditBookmarkFolderDatabaseViewDialog.EditBookmarkFolderDatabaseViewListener {
- // Instantiate the constants.
- private static final int ALL_FOLDERS_DATABASE_ID = -2;
- private static final int HOME_FOLDER_DATABASE_ID = -1;
-
- // `bookmarksDatabaseHelper` is used in `onCreate()`, `updateBookmarksListView()`, `selectAllBookmarksInFolder()`, and `onDestroy()`.
- private BookmarksDatabaseHelper bookmarksDatabaseHelper;
-
- // `bookmarksCursor` is used in `onCreate()`, `updateBookmarksListView()`, `onSaveBookmark()`, `onSaveBookmarkFolder()`, and `onDestroy()`.
- private Cursor bookmarksCursor;
-
- // `bookmarksCursorAdapter` is used in `onCreate()`, `selectAllBookmarksInFolder()`, and `updateBookmarksListView()`.
- private CursorAdapter bookmarksCursorAdapter;
-
- // `oldFolderNameString` is used in `onCreate()` and `onSaveBookmarkFolder()`.
- private String oldFolderNameString;
-
- // `currentFolderDatabaseId` is used in `onCreate()`, `updateBookmarksListView()`, `onSaveBookmark()`, and `onSaveBookmarkFolder()`.
- private int currentFolderDatabaseId;
-
- // `currentFolder` is used in `onCreate()`, `onSaveBookmark()`, and `onSaveBookmarkFolder()`.
- private String currentFolderName;
-
- // `sortByDisplayOrder` is used in `onCreate()`, `onOptionsItemSelected()`, and `updateBookmarksListView()`.
- private boolean sortByDisplayOrder;
-
- // `bookmarksDeletedSnackbar` is used in `onCreate()`, `onOptionsItemSelected()`, and `onBackPressed()`.
- private Snackbar bookmarksDeletedSnackbar;
-
- // `closeActivityAfterDismissingSnackbar` is used in `onCreate()`, `onOptionsItemSelected()`, and `onBackPressed()`.
- private boolean closeActivityAfterDismissingSnackbar;
-
- @Override
- public void onCreate(Bundle savedInstanceState) {
- // Disable screenshots if not allowed.
- if (!MainWebViewActivity.allowScreenshots) {
- getWindow().addFlags(WindowManager.LayoutParams.FLAG_SECURE);
- }
-
- // Set the activity theme.
- if (MainWebViewActivity.darkTheme) {
- setTheme(R.style.PrivacyBrowserDark_SecondaryActivity);
- } else {
- setTheme(R.style.PrivacyBrowserLight_SecondaryActivity);
- }
-
- // Run the default commands.
- super.onCreate(savedInstanceState);
-
- // Set the content view.
- setContentView(R.layout.bookmarks_databaseview_coordinatorlayout);
-
- // The AndroidX toolbar must be used until the minimum API is >= 21.
- Toolbar toolbar = findViewById(R.id.bookmarks_databaseview_toolbar);
- setSupportActionBar(toolbar);
-
- // Get a handle for the `AppBar`.
- ActionBar actionBar = getSupportActionBar();
-
- // Remove the incorrect lint warning that the action bar might be null.
- assert actionBar != null;
-
- // Display the spinner and the back arrow in the action bar.
- actionBar.setCustomView(R.layout.spinner);
- actionBar.setDisplayOptions(ActionBar.DISPLAY_SHOW_CUSTOM | ActionBar.DISPLAY_HOME_AS_UP);
-
- // Initialize the database handler. The `0` is to specify a database version, but that is set instead using a constant in `BookmarksDatabaseHelper`.
- bookmarksDatabaseHelper = new BookmarksDatabaseHelper(this, null, null, 0);
-
- // Setup a matrix cursor for "All Folders" and "Home Folder".
- String[] matrixCursorColumnNames = {BookmarksDatabaseHelper._ID, BookmarksDatabaseHelper.BOOKMARK_NAME};
- MatrixCursor matrixCursor = new MatrixCursor(matrixCursorColumnNames);
- matrixCursor.addRow(new Object[]{ALL_FOLDERS_DATABASE_ID, getString(R.string.all_folders)});
- matrixCursor.addRow(new Object[]{HOME_FOLDER_DATABASE_ID, getString(R.string.home_folder)});
-
- // Get a cursor with the list of all the folders.
- Cursor foldersCursor = bookmarksDatabaseHelper.getAllFolders();
-
- // Combine `matrixCursor` and `foldersCursor`.
- MergeCursor foldersMergeCursor = new MergeCursor(new Cursor[]{matrixCursor, foldersCursor});
-
-
- // Get the default folder bitmap. `ContextCompat` must be used until the minimum API >= 21.
- Drawable defaultFolderDrawable = ContextCompat.getDrawable(getApplicationContext(), R.drawable.folder_blue_bitmap);
-
- // Cast the default folder drawable to a `BitmapDrawable`.
- BitmapDrawable defaultFolderBitmapDrawable = (BitmapDrawable) defaultFolderDrawable;
-
- // Remove the incorrect lint warning that `.getBitmap()` might be null.
- assert defaultFolderBitmapDrawable != null;
-
- // Convert the default folder `BitmapDrawable` to a bitmap.
- Bitmap defaultFolderBitmap = defaultFolderBitmapDrawable.getBitmap();
-
-
- // Create a resource cursor adapter for the spinner.
- ResourceCursorAdapter foldersCursorAdapter = new ResourceCursorAdapter(this, R.layout.appbar_spinner_item, foldersMergeCursor, 0) {
- @Override
- public void bindView(View view, Context context, Cursor cursor) {
- // Get handles for the spinner views.
- ImageView spinnerItemImageView = view.findViewById(R.id.spinner_item_imageview);
- TextView spinnerItemTextView = view.findViewById(R.id.spinner_item_textview);
-
- // Set the folder icon according to the type.
- if (foldersMergeCursor.getPosition() > 1) { // Set a user folder icon.
- // Initialize a default folder icon byte array output stream.
- ByteArrayOutputStream defaultFolderIconByteArrayOutputStream = new ByteArrayOutputStream();
-
- // Covert the default folder bitmap to a PNG and store it in the output stream. `0` is for lossless compression (the only option for a PNG).
- defaultFolderBitmap.compress(Bitmap.CompressFormat.PNG, 0, defaultFolderIconByteArrayOutputStream);
-
- // Convert the default folder icon output stream to a byte array.
- byte[] defaultFolderIconByteArray = defaultFolderIconByteArrayOutputStream.toByteArray();
-
-
- // Get the folder icon byte array from the cursor.
- byte[] folderIconByteArray = cursor.getBlob(cursor.getColumnIndex(BookmarksDatabaseHelper.FAVORITE_ICON));
-
- // Convert the byte array to a bitmap beginning at the first byte and ending at the last.
- Bitmap folderIconBitmap = BitmapFactory.decodeByteArray(folderIconByteArray, 0, folderIconByteArray.length);
-
-
- // Set the icon according to the type.
- if (Arrays.equals(folderIconByteArray, defaultFolderIconByteArray)) { // The default folder icon is used.
- // Set a smaller and darker folder icon, which works well with the spinner.
- spinnerItemImageView.setImageDrawable(ContextCompat.getDrawable(context, R.drawable.folder_dark_blue));
- } else { // A custom folder icon is uses.
- // Set the folder image stored in the cursor.
- spinnerItemImageView.setImageBitmap(folderIconBitmap);
- }
- } else { // Set the `All Folders` or `Home Folder` icon.
- // Set the gray folder image. `ContextCompat` must be used until the minimum API >= 21.
- spinnerItemImageView.setImageDrawable(ContextCompat.getDrawable(context, R.drawable.folder_gray));
- }
-
- // Set the text view to display the folder name.
- spinnerItemTextView.setText(cursor.getString(cursor.getColumnIndex(BookmarksDatabaseHelper.BOOKMARK_NAME)));
- }
- };
-
- // Set the resource cursor adapter drop drown view resource.
- foldersCursorAdapter.setDropDownViewResource(R.layout.appbar_spinner_dropdown_item);
-
- // Get a handle for the folder spinner and set the adapter.
- Spinner folderSpinner = findViewById(R.id.spinner);
- folderSpinner.setAdapter(foldersCursorAdapter);
-
- // Handle taps on the spinner dropdown.
- folderSpinner.setOnItemSelectedListener(new AdapterView.OnItemSelectedListener() {
- @Override
- public void onItemSelected(AdapterView<?> parent, View view, int position, long id) {
- // Store the current folder database ID.
- currentFolderDatabaseId = (int) id;
-
- // Get a handle for the selected view.
- TextView selectedFolderTextView = findViewById(R.id.spinner_item_textview);
-
- // Store the current folder name.
- currentFolderName = selectedFolderTextView.getText().toString();
-
- // Update the list view.
- updateBookmarksListView();
- }
-
- @Override
- public void onNothingSelected(AdapterView<?> parent) {
- // Do nothing.
- }
- });
-
- // Get a handle for the bookmarks `ListView`.
- ListView bookmarksListView = findViewById(R.id.bookmarks_databaseview_listview);
-
- // Get a `Cursor` with the current contents of the bookmarks database.
- bookmarksCursor = bookmarksDatabaseHelper.getAllBookmarks();
-
- // Setup a `CursorAdapter` with `this` context. `false` disables autoRequery.
- bookmarksCursorAdapter = new CursorAdapter(this, bookmarksCursor, false) {
- @Override
- public View newView(Context context, Cursor cursor, ViewGroup parent) {
- // Inflate the individual item layout. `false` does not attach it to the root.
- return getLayoutInflater().inflate(R.layout.bookmarks_databaseview_item_linearlayout, parent, false);
- }
-
- @Override
- public void bindView(View view, Context context, Cursor cursor) {
- boolean isFolder = (cursor.getInt(cursor.getColumnIndex(BookmarksDatabaseHelper.IS_FOLDER)) == 1);
-
- // Get the database ID from the `Cursor` and display it in `bookmarkDatabaseIdTextView`.
- int bookmarkDatabaseId = cursor.getInt(cursor.getColumnIndex(BookmarksDatabaseHelper._ID));
- TextView bookmarkDatabaseIdTextView = view.findViewById(R.id.bookmarks_databaseview_database_id);
- bookmarkDatabaseIdTextView.setText(String.valueOf(bookmarkDatabaseId));
-
- // Get the favorite icon byte array from the `Cursor`.
- byte[] favoriteIconByteArray = cursor.getBlob(cursor.getColumnIndex(BookmarksDatabaseHelper.FAVORITE_ICON));
- // Convert the byte array to a `Bitmap` beginning at the beginning at the first byte and ending at the last.
- Bitmap favoriteIconBitmap = BitmapFactory.decodeByteArray(favoriteIconByteArray, 0, favoriteIconByteArray.length);
- // Display the bitmap in `bookmarkFavoriteIcon`.
- ImageView bookmarkFavoriteIcon = view.findViewById(R.id.bookmarks_databaseview_favorite_icon);
- bookmarkFavoriteIcon.setImageBitmap(favoriteIconBitmap);
-
- // Get the bookmark name from the `Cursor` and display it in `bookmarkNameTextView`.
- String bookmarkNameString = cursor.getString(cursor.getColumnIndex(BookmarksDatabaseHelper.BOOKMARK_NAME));
- TextView bookmarkNameTextView = view.findViewById(R.id.bookmarks_databaseview_bookmark_name);
- bookmarkNameTextView.setText(bookmarkNameString);
-
- // Make the font bold for folders.
- if (isFolder) {
- // The first argument is `null` prevent changing of the font.
- bookmarkNameTextView.setTypeface(null, Typeface.BOLD);
- } else { // Reset the font to default.
- bookmarkNameTextView.setTypeface(Typeface.DEFAULT);
- }
-
- // Get the bookmark URL form the `Cursor` and display it in `bookmarkUrlTextView`.
- String bookmarkUrlString = cursor.getString(cursor.getColumnIndex(BookmarksDatabaseHelper.BOOKMARK_URL));
- TextView bookmarkUrlTextView = view.findViewById(R.id.bookmarks_databaseview_bookmark_url);
- bookmarkUrlTextView.setText(bookmarkUrlString);
-
- // Hide the URL if the bookmark is a folder.
- if (isFolder) {
- bookmarkUrlTextView.setVisibility(View.GONE);
- } else {
- bookmarkUrlTextView.setVisibility(View.VISIBLE);
- }
-
- // Get the display order from the `Cursor` and display it in `bookmarkDisplayOrderTextView`.
- int bookmarkDisplayOrder = cursor.getInt(cursor.getColumnIndex(BookmarksDatabaseHelper.DISPLAY_ORDER));
- TextView bookmarkDisplayOrderTextView = view.findViewById(R.id.bookmarks_databaseview_display_order);
- bookmarkDisplayOrderTextView.setText(String.valueOf(bookmarkDisplayOrder));
-
- // Get the parent folder from the `Cursor` and display it in `bookmarkParentFolder`.
- String bookmarkParentFolder = cursor.getString(cursor.getColumnIndex(BookmarksDatabaseHelper.PARENT_FOLDER));
- ImageView parentFolderImageView = view.findViewById(R.id.bookmarks_databaseview_parent_folder_icon);
- TextView bookmarkParentFolderTextView = view.findViewById(R.id.bookmarks_databaseview_parent_folder);
-
- // Make the folder name gray if it is the home folder.
- if (bookmarkParentFolder.isEmpty()) {
- parentFolderImageView.setImageDrawable(ContextCompat.getDrawable(getApplicationContext(), R.drawable.folder_gray));
- bookmarkParentFolderTextView.setText(R.string.home_folder);
- bookmarkParentFolderTextView.setTextColor(ContextCompat.getColor(getApplicationContext(), R.color.gray_500));
- } else {
- parentFolderImageView.setImageDrawable(ContextCompat.getDrawable(getApplicationContext(), R.drawable.folder_dark_blue));
- bookmarkParentFolderTextView.setText(bookmarkParentFolder);
-
- // Set the text color according to the theme.
- if (MainWebViewActivity.darkTheme) {
- bookmarkParentFolderTextView.setTextColor(ContextCompat.getColor(getApplicationContext(), R.color.gray_300));
- } else {
- bookmarkParentFolderTextView.setTextColor(ContextCompat.getColor(getApplicationContext(), R.color.black));
- }
- }
- }
- };
-
- // Update the ListView.
- bookmarksListView.setAdapter(bookmarksCursorAdapter);
-
- // Set the current folder database ID.
- currentFolderDatabaseId = ALL_FOLDERS_DATABASE_ID;
-
- // Set a listener to edit a bookmark when it is tapped.
- bookmarksListView.setOnItemClickListener((AdapterView<?> parent, View view, int position, long id) -> {
- // Convert the database ID to an int.
- int databaseId = (int) id;
-
- // Show the edit bookmark or edit bookmark folder dialog.
- if (bookmarksDatabaseHelper.isFolder(databaseId)) {
- // Save the current folder name, which is used in `onSaveBookmarkFolder()`.
- oldFolderNameString = bookmarksCursor.getString(bookmarksCursor.getColumnIndex(BookmarksDatabaseHelper.BOOKMARK_NAME));
-
- // Show the edit bookmark folder dialog.
- DialogFragment editBookmarkFolderDatabaseViewDialog = EditBookmarkFolderDatabaseViewDialog.folderDatabaseId(databaseId);
- editBookmarkFolderDatabaseViewDialog.show(getSupportFragmentManager(), getResources().getString(R.string.edit_folder));
- } else {
- // Show the edit bookmark dialog.
- DialogFragment editBookmarkDatabaseViewDialog = EditBookmarkDatabaseViewDialog.bookmarkDatabaseId(databaseId);
- editBookmarkDatabaseViewDialog.show(getSupportFragmentManager(), getResources().getString(R.string.edit_bookmark));
- }
- });
-
- // Handle long presses on the list view.
- bookmarksListView.setMultiChoiceModeListener(new AbsListView.MultiChoiceModeListener() {
- // Instantiate the common variables.
- MenuItem selectAllMenuItem;
- MenuItem deleteMenuItem;
- boolean deletingBookmarks;
-
- @Override
- public boolean onCreateActionMode(ActionMode mode, Menu menu) {
- // Inflate the menu for the contextual app bar.
- getMenuInflater().inflate(R.menu.bookmarks_databaseview_context_menu, menu);
-
- // Set the title.
- mode.setTitle(R.string.bookmarks);
-
- // Get handles for the menu items.
- selectAllMenuItem = menu.findItem(R.id.select_all);
- deleteMenuItem = menu.findItem(R.id.delete);
-
- // Disable the delete menu item if a delete is pending.
- deleteMenuItem.setEnabled(!deletingBookmarks);
-
- // Make it so.
- return true;
- }
-
- @Override
- public boolean onPrepareActionMode(ActionMode mode, Menu menu) {
- // Do nothing.
- return false;
- }
-
- @Override
- public void onItemCheckedStateChanged(ActionMode mode, int position, long id, boolean checked) {
- // Calculate the number of selected bookmarks.
- int numberOfSelectedBookmarks = bookmarksListView.getCheckedItemCount();
-
- // Adjust the ActionMode according to the number of selected bookmarks.
- mode.setSubtitle(getString(R.string.selected) + " " + numberOfSelectedBookmarks);
-
- // Do not show the select all menu item if all the bookmarks are already checked.
- if (bookmarksListView.getCheckedItemCount() == bookmarksListView.getCount()) {
- selectAllMenuItem.setVisible(false);
- } else {
- selectAllMenuItem.setVisible(true);
- }
-
- // Convert the database ID to an int.
- int databaseId = (int) id;
-
- // If a folder was selected, also select all the contents.
- if (checked && bookmarksDatabaseHelper.isFolder(databaseId)) {
- selectAllBookmarksInFolder(databaseId);
- }
-
- // Do not allow a bookmark to be deselected if the folder is selected.
- if (!checked) {
- // Get the folder name.
- String folderName = bookmarksDatabaseHelper.getParentFolderName((int) id);
-
- // If the bookmark is not in the root folder, check to see if the folder is selected.
- if (!folderName.isEmpty()) {
- // Get the database ID of the folder.
- int folderDatabaseId = bookmarksDatabaseHelper.getFolderDatabaseId(folderName);
-
- // Move the bookmarks cursor to the first position.
- bookmarksCursor.moveToFirst();
-
- // Initialize the folder position variable.
- int folderPosition = -1;
-
- // Get the position of the folder in the bookmarks cursor.
- while ((folderPosition < 0) && (bookmarksCursor.getPosition() < bookmarksCursor.getCount())) {
- // Check if the folder database ID matches the bookmark database ID.
- if (folderDatabaseId == bookmarksCursor.getInt((bookmarksCursor.getColumnIndex(BookmarksDatabaseHelper._ID)))) {
- // Get the folder position.
- folderPosition = bookmarksCursor.getPosition();
-
- // Check if the folder is selected.
- if (bookmarksListView.isItemChecked(folderPosition)) {
- // Reselect the bookmark.
- bookmarksListView.setItemChecked(position, true);
-
- // Display a snackbar explaining why the bookmark cannot be deselected.
- Snackbar.make(bookmarksListView, R.string.cannot_deselect_bookmark, Snackbar.LENGTH_LONG).show();
- }
- }
-
- // Increment the bookmarks cursor.
- bookmarksCursor.moveToNext();
- }
- }
- }
- }
-
- @Override
- public boolean onActionItemClicked(ActionMode mode, MenuItem item) {
- switch (item.getItemId()) {
- case R.id.select_all:
- // Get the total number of bookmarks.
- int numberOfBookmarks = bookmarksListView.getCount();
-
- // Select them all.
- for (int i = 0; i < numberOfBookmarks; i++) {
- bookmarksListView.setItemChecked(i, true);
- }
- break;
-
- case R.id.delete:
- // Set the deleting bookmarks flag, which prevents the delete menu item from being enabled until the current process finishes.
- deletingBookmarks = true;
-
- // Get an array of the selected row IDs.
- long[] selectedBookmarksIdsLongArray = bookmarksListView.getCheckedItemIds();
-
- // Get an array of checked bookmarks. `.clone()` makes a copy that won't change if the list view is reloaded, which is needed for re-selecting the bookmarks on undelete.
- SparseBooleanArray selectedBookmarksPositionsSparseBooleanArray = bookmarksListView.getCheckedItemPositions().clone();
-
- // Update the bookmarks cursor with the current contents of the bookmarks database except for the specified database IDs.
- switch (currentFolderDatabaseId) {
- // Get a cursor with all the folders.
- case ALL_FOLDERS_DATABASE_ID:
- if (sortByDisplayOrder) {
- bookmarksCursor = bookmarksDatabaseHelper.getAllBookmarksByDisplayOrderExcept(selectedBookmarksIdsLongArray);
- } else {
- bookmarksCursor = bookmarksDatabaseHelper.getAllBookmarksExcept(selectedBookmarksIdsLongArray);
- }
- break;
-
- // Get a cursor for the home folder.
- case HOME_FOLDER_DATABASE_ID:
- if (sortByDisplayOrder) {
- bookmarksCursor = bookmarksDatabaseHelper.getBookmarksByDisplayOrderExcept(selectedBookmarksIdsLongArray, "");
- } else {
- bookmarksCursor = bookmarksDatabaseHelper.getBookmarksExcept(selectedBookmarksIdsLongArray, "");
- }
- break;
-
- // Display the selected folder.
- default:
- // Get a cursor for the selected folder.
- if (sortByDisplayOrder) {
- bookmarksCursor = bookmarksDatabaseHelper.getBookmarksByDisplayOrderExcept(selectedBookmarksIdsLongArray, currentFolderName);
- } else {
- bookmarksCursor = bookmarksDatabaseHelper.getBookmarksExcept(selectedBookmarksIdsLongArray, currentFolderName);
- }
- }
-
- // Update the list view.
- bookmarksCursorAdapter.changeCursor(bookmarksCursor);
-
- // Show a Snackbar with the number of deleted bookmarks.
- bookmarksDeletedSnackbar = Snackbar.make(findViewById(R.id.bookmarks_databaseview_coordinatorlayout),
- getString(R.string.bookmarks_deleted) + " " + selectedBookmarksIdsLongArray.length, Snackbar.LENGTH_LONG)
- .setAction(R.string.undo, view -> {
- // Do nothing because everything will be handled by `onDismissed()` below.
- })
- .addCallback(new Snackbar.Callback() {
- @SuppressLint("SwitchIntDef") // Ignore the lint warning about not handling the other possible events as they are covered by `default:`.
- @Override
- public void onDismissed(Snackbar snackbar, int event) {
- switch (event) {
- // The user pushed the `Undo` button.
- case Snackbar.Callback.DISMISS_EVENT_ACTION:
- // Update the bookmarks list view with the current contents of the bookmarks database, including the "deleted bookmarks.
- updateBookmarksListView();
-
- // Re-select the previously selected bookmarks.
- for (int i = 0; i < selectedBookmarksPositionsSparseBooleanArray.size(); i++) {
- bookmarksListView.setItemChecked(selectedBookmarksPositionsSparseBooleanArray.keyAt(i), true);
- }
- break;
-
- // The Snackbar was dismissed without the `Undo` button being pushed.
- default:
- // Delete each selected bookmark.
- for (long databaseIdLong : selectedBookmarksIdsLongArray) {
- // Convert `databaseIdLong` to an int.
- int databaseIdInt = (int) databaseIdLong;
-
- // Delete the selected bookmark.
- bookmarksDatabaseHelper.deleteBookmark(databaseIdInt);
- }
- }
-
- // Reset the deleting bookmarks flag.
- deletingBookmarks = false;
-
- // Enable the delete menu item.
- deleteMenuItem.setEnabled(true);
-
- // Close the activity if back has been pressed.
- if (closeActivityAfterDismissingSnackbar) {
- onBackPressed();
- }
- }
- });
-
- // Show the Snackbar.
- bookmarksDeletedSnackbar.show();
- break;
- }
-
- // Consume the click.
- return false;
- }
-
- @Override
- public void onDestroyActionMode(ActionMode mode) {
- // Do nothing.
- }
- });
- }
-
- @Override
- public boolean onCreateOptionsMenu(Menu menu) {
- // Inflate the menu.
- getMenuInflater().inflate(R.menu.bookmarks_databaseview_options_menu, menu);
-
- // Success.
- return true;
- }
-
- @Override
- public boolean onOptionsItemSelected(MenuItem menuItem) {
- // Get the ID of the menu item that was selected.
- int menuItemId = menuItem.getItemId();
-
- switch (menuItemId) {
- case android.R.id.home: // The home arrow is identified as `android.R.id.home`, not just `R.id.home`.
- // Exit the activity.
- onBackPressed();
- break;
-
- case R.id.options_menu_sort:
- // Update the sort by display order tracker.
- sortByDisplayOrder = !sortByDisplayOrder;
-
- // Get a handle for the bookmarks `ListView`.
- ListView bookmarksListView = findViewById(R.id.bookmarks_databaseview_listview);
-
- // Update the icon and display a snackbar.
- if (sortByDisplayOrder) { // Sort by display order.
- // Update the icon according to the theme.
- if (MainWebViewActivity.darkTheme) {
- menuItem.setIcon(R.drawable.sort_selected_dark);
- } else {
- menuItem.setIcon(R.drawable.sort_selected_light);
- }
-
- // Display a Snackbar indicating the current sort type.
- Snackbar.make(bookmarksListView, R.string.sorted_by_display_order, Snackbar.LENGTH_SHORT).show();
- } else { // Sort by database id.
- // Update the icon according to the theme.
- if (MainWebViewActivity.darkTheme) {
- menuItem.setIcon(R.drawable.sort_dark);
- } else {
- menuItem.setIcon(R.drawable.sort_light);
- }
-
- // Display a Snackbar indicating the current sort type.
- Snackbar.make(bookmarksListView, R.string.sorted_by_database_id, Snackbar.LENGTH_SHORT).show();
- }
-
- // Update the list view.
- updateBookmarksListView();
- break;
- }
- return true;
- }
-
- @Override
- public void onBackPressed() {
- // Check to see if a snackbar is currently displayed. If so, it must be closed before existing so that a pending delete is completed before reloading the list view in the bookmarks activity.
- if ((bookmarksDeletedSnackbar != null) && bookmarksDeletedSnackbar.isShown()) { // Close the bookmarks deleted snackbar before going home.
- // Set the close flag.
- closeActivityAfterDismissingSnackbar = true;
-
- // Dismiss the snackbar.
- bookmarksDeletedSnackbar.dismiss();
- } else { // Go home immediately.
- // Update the current folder in the bookmarks activity.
- switch (currentFolderDatabaseId) {
- case ALL_FOLDERS_DATABASE_ID:
- // Load the home folder.
- BookmarksActivity.currentFolder = "";
- break;
-
- case HOME_FOLDER_DATABASE_ID:
- // Load the home folder.
- BookmarksActivity.currentFolder = "";
- break;
-
- default:
- // Load the current folder.
- BookmarksActivity.currentFolder = currentFolderName;
- }
-
- // Reload the bookmarks list view when returning to the bookmarks activity.
- BookmarksActivity.restartFromBookmarksDatabaseViewActivity = true;
-
- // Exit the bookmarks database view activity.
- super.onBackPressed();
- }
- }
-
- private void updateBookmarksListView() {
- // Populate the bookmarks list view based on the spinner selection.
- switch (currentFolderDatabaseId) {
- // Get a cursor with all the folders.
- case ALL_FOLDERS_DATABASE_ID:
- if (sortByDisplayOrder) {
- bookmarksCursor = bookmarksDatabaseHelper.getAllBookmarksByDisplayOrder();
- } else {
- bookmarksCursor = bookmarksDatabaseHelper.getAllBookmarks();
- }
- break;
-
- // Get a cursor for the home folder.
- case HOME_FOLDER_DATABASE_ID:
- if (sortByDisplayOrder) {
- bookmarksCursor = bookmarksDatabaseHelper.getBookmarksByDisplayOrder("");
- } else {
- bookmarksCursor = bookmarksDatabaseHelper.getBookmarks("");
- }
- break;
-
- // Display the selected folder.
- default:
- // Get a cursor for the selected folder.
- if (sortByDisplayOrder) {
- bookmarksCursor = bookmarksDatabaseHelper.getBookmarksByDisplayOrder(currentFolderName);
- } else {
- bookmarksCursor = bookmarksDatabaseHelper.getBookmarks(currentFolderName);
- }
- }
-
- // Update the list view.
- bookmarksCursorAdapter.changeCursor(bookmarksCursor);
- }
-
- private void selectAllBookmarksInFolder(int folderId) {
- // Get a handle for the bookmarks list view.
- ListView bookmarksListView = findViewById(R.id.bookmarks_databaseview_listview);
-
- // Get the folder name.
- String folderName = bookmarksDatabaseHelper.getFolderName(folderId);
-
- // Get a cursor with the contents of the folder.
- Cursor folderCursor = bookmarksDatabaseHelper.getBookmarks(folderName);
-
- // Move to the beginning of the cursor.
- folderCursor.moveToFirst();
-
- while (folderCursor.getPosition() < folderCursor.getCount()) {
- // Get the bookmark database ID.
- int bookmarkId = folderCursor.getInt(folderCursor.getColumnIndex(BookmarksDatabaseHelper._ID));
-
- // Move the bookmarks cursor to the first position.
- bookmarksCursor.moveToFirst();
-
- // Initialize the bookmark position variable.
- int bookmarkPosition = -1;
-
- // Get the position of this bookmark in the bookmarks cursor.
- while ((bookmarkPosition < 0) && (bookmarksCursor.getPosition() < bookmarksCursor.getCount())) {
- // Check if the bookmark IDs match.
- if (bookmarkId == bookmarksCursor.getInt(bookmarksCursor.getColumnIndex(BookmarksDatabaseHelper._ID))) {
- // Get the bookmark position.
- bookmarkPosition = bookmarksCursor.getPosition();
-
- // If this bookmark is a folder, select all the bookmarks inside it.
- if (bookmarksDatabaseHelper.isFolder(bookmarkId)) {
- selectAllBookmarksInFolder(bookmarkId);
- }
-
- // Select the bookmark.
- bookmarksListView.setItemChecked(bookmarkPosition, true);
- }
-
- // Increment the bookmarks cursor position.
- bookmarksCursor.moveToNext();
- }
-
- // Move to the next position.
- folderCursor.moveToNext();
- }
- }
-
- @Override
- public void onSaveBookmark(DialogFragment dialogFragment, int selectedBookmarkDatabaseId) {
- // Get handles for the views from dialog fragment.
- RadioButton currentBookmarkIconRadioButton = dialogFragment.getDialog().findViewById(R.id.edit_bookmark_current_icon_radiobutton);
- EditText editBookmarkNameEditText = dialogFragment.getDialog().findViewById(R.id.edit_bookmark_name_edittext);
- EditText editBookmarkUrlEditText = dialogFragment.getDialog().findViewById(R.id.edit_bookmark_url_edittext);
- Spinner folderSpinner = dialogFragment.getDialog().findViewById(R.id.edit_bookmark_folder_spinner);
- EditText displayOrderEditText = dialogFragment.getDialog().findViewById(R.id.edit_bookmark_display_order_edittext);
-
- // Extract the bookmark information.
- String bookmarkNameString = editBookmarkNameEditText.getText().toString();
- String bookmarkUrlString = editBookmarkUrlEditText.getText().toString();
- int folderDatabaseId = (int) folderSpinner.getSelectedItemId();
- int displayOrderInt = Integer.valueOf(displayOrderEditText.getText().toString());
-
- // Instantiate the parent folder name `String`.
- String parentFolderNameString;
-
- // Set the parent folder name.
- if (folderDatabaseId == EditBookmarkDatabaseViewDialog.HOME_FOLDER_DATABASE_ID) { // The home folder is selected. Use `""`.
- parentFolderNameString = "";
- } else { // Get the parent folder name from the database.
- parentFolderNameString = bookmarksDatabaseHelper.getFolderName(folderDatabaseId);
- }
-
- // Update the bookmark.
- if (currentBookmarkIconRadioButton.isChecked()) { // Update the bookmark without changing the favorite icon.
- bookmarksDatabaseHelper.updateBookmark(selectedBookmarkDatabaseId, bookmarkNameString, bookmarkUrlString, parentFolderNameString, displayOrderInt);
- } else { // Update the bookmark using the `WebView` favorite icon.
- // Get a copy of the favorite icon bitmap.
- Bitmap favoriteIconBitmap = MainWebViewActivity.favoriteIconBitmap;
-
- // Scale the favorite icon bitmap down if it is larger than 256 x 256. Filtering uses bilinear interpolation.
- if ((favoriteIconBitmap.getHeight() > 256) || (favoriteIconBitmap.getWidth() > 256)) {
- favoriteIconBitmap = Bitmap.createScaledBitmap(favoriteIconBitmap, 256, 256, true);
- }
-
- // Create a favorite icon byte array output stream.
- ByteArrayOutputStream newFavoriteIconByteArrayOutputStream = new ByteArrayOutputStream();
-
- // Convert the favorite icon bitmap to a byte array. `0` is for lossless compression (the only option for a PNG).
- favoriteIconBitmap.compress(Bitmap.CompressFormat.PNG, 0, newFavoriteIconByteArrayOutputStream);
-
- // Convert the favorite icon byte array stream to a byte array.
- byte[] newFavoriteIconByteArray = newFavoriteIconByteArrayOutputStream.toByteArray();
-
- // Update the bookmark and the favorite icon.
- bookmarksDatabaseHelper.updateBookmark(selectedBookmarkDatabaseId, bookmarkNameString, bookmarkUrlString, parentFolderNameString, displayOrderInt, newFavoriteIconByteArray);
- }
-
- // Update the list view.
- updateBookmarksListView();
- }
-
- @Override
- public void onSaveBookmarkFolder(DialogFragment dialogFragment, int selectedBookmarkDatabaseId) {
- // Get handles for the views from dialog fragment.
- RadioButton currentBookmarkIconRadioButton = dialogFragment.getDialog().findViewById(R.id.edit_folder_current_icon_radiobutton);
- RadioButton defaultFolderIconRadioButton = dialogFragment.getDialog().findViewById(R.id.edit_folder_default_icon_radiobutton);
- ImageView defaultFolderIconImageView = dialogFragment.getDialog().findViewById(R.id.edit_folder_default_icon_imageview);
- EditText editBookmarkNameEditText = dialogFragment.getDialog().findViewById(R.id.edit_folder_name_edittext);
- Spinner parentFolderSpinner = dialogFragment.getDialog().findViewById(R.id.edit_folder_parent_folder_spinner);
- EditText displayOrderEditText = dialogFragment.getDialog().findViewById(R.id.edit_folder_display_order_edittext);
-
- // Extract the folder information.
- String newFolderNameString = editBookmarkNameEditText.getText().toString();
- int parentFolderDatabaseId = (int) parentFolderSpinner.getSelectedItemId();
- int displayOrderInt = Integer.valueOf(displayOrderEditText.getText().toString());
-
- // Instantiate the parent folder name `String`.
- String parentFolderNameString;
-
- // Set the parent folder name.
- if (parentFolderDatabaseId == EditBookmarkFolderDatabaseViewDialog.HOME_FOLDER_DATABASE_ID) { // The home folder is selected. Use `""`.
- parentFolderNameString = "";
- } else { // Get the parent folder name from the database.
- parentFolderNameString = bookmarksDatabaseHelper.getFolderName(parentFolderDatabaseId);
- }
-
- // Update the folder.
- if (currentBookmarkIconRadioButton.isChecked()) { // Update the folder without changing the favorite icon.
- bookmarksDatabaseHelper.updateFolder(selectedBookmarkDatabaseId, oldFolderNameString, newFolderNameString, parentFolderNameString, displayOrderInt);
- } else { // Update the folder and the icon.
- // Create the new folder icon Bitmap.
- Bitmap folderIconBitmap;
-
- // Populate the new folder icon bitmap.
- if (defaultFolderIconRadioButton.isChecked()) {
- // Get the default folder icon drawable.
- Drawable folderIconDrawable = defaultFolderIconImageView.getDrawable();
-
- // Convert the folder icon drawable to a bitmap drawable.
- BitmapDrawable folderIconBitmapDrawable = (BitmapDrawable) folderIconDrawable;
-
- // Convert the folder icon bitmap drawable to a bitmap.
- folderIconBitmap = folderIconBitmapDrawable.getBitmap();
- } else { // Use the `WebView` favorite icon.
- // Get a copy of the favorite icon bitmap.
- folderIconBitmap = MainWebViewActivity.favoriteIconBitmap;
-
- // Scale the folder icon bitmap down if it is larger than 256 x 256. Filtering uses bilinear interpolation.
- if ((folderIconBitmap.getHeight() > 256) || (folderIconBitmap.getWidth() > 256)) {
- folderIconBitmap = Bitmap.createScaledBitmap(folderIconBitmap, 256, 256, true);
- }
- }
-
- // Create a folder icon byte array output stream.
- ByteArrayOutputStream newFolderIconByteArrayOutputStream = new ByteArrayOutputStream();
-
- // Convert the folder icon bitmap to a byte array. `0` is for lossless compression (the only option for a PNG).
- folderIconBitmap.compress(Bitmap.CompressFormat.PNG, 0, newFolderIconByteArrayOutputStream);
-
- // Convert the folder icon byte array stream to a byte array.
- byte[] newFolderIconByteArray = newFolderIconByteArrayOutputStream.toByteArray();
-
- // Update the folder and the icon.
- bookmarksDatabaseHelper.updateFolder(selectedBookmarkDatabaseId, oldFolderNameString, newFolderNameString, parentFolderNameString, displayOrderInt, newFolderIconByteArray);
- }
-
- // Update the list view.
- updateBookmarksListView();
- }
-
- @Override
- public void onDestroy() {
- // Close the bookmarks cursor and database.
- bookmarksCursor.close();
- bookmarksDatabaseHelper.close();
-
- // Run the default commands.
- super.onDestroy();
- }
-}
\ No newline at end of file