+++ /dev/null
-/*
- * Copyright © 2016-2020 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.app.Activity;
-import android.app.Dialog;
-import android.content.Context;
-import android.content.Intent;
-import android.content.SharedPreferences;
-import android.content.res.Configuration;
-import android.database.Cursor;
-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.preference.PreferenceManager;
-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.CursorAdapter;
-import android.widget.EditText;
-import android.widget.ImageView;
-import android.widget.ListView;
-import android.widget.RadioButton;
-import android.widget.TextView;
-
-import androidx.annotation.NonNull;
-import androidx.appcompat.app.ActionBar;
-import androidx.appcompat.app.AppCompatActivity;
-import androidx.appcompat.widget.Toolbar;
-import androidx.core.app.NavUtils;
-import androidx.fragment.app.DialogFragment;
-
-import com.google.android.material.floatingactionbutton.FloatingActionButton;
-import com.google.android.material.snackbar.Snackbar;
-
-import com.stoutner.privacybrowser.dialogs.CreateBookmarkDialog;
-import com.stoutner.privacybrowser.dialogs.CreateBookmarkFolderDialog;
-import com.stoutner.privacybrowser.dialogs.EditBookmarkDialog;
-import com.stoutner.privacybrowser.dialogs.EditBookmarkFolderDialog;
-import com.stoutner.privacybrowser.dialogs.MoveToFolderDialog;
-import com.stoutner.privacybrowser.R;
-import com.stoutner.privacybrowser.helpers.BookmarksDatabaseHelper;
-
-import java.io.ByteArrayOutputStream;
-import java.util.ArrayList;
-
-public class BookmarksActivity extends AppCompatActivity implements CreateBookmarkDialog.CreateBookmarkListener, CreateBookmarkFolderDialog.CreateBookmarkFolderListener, EditBookmarkDialog.EditBookmarkListener,
- EditBookmarkFolderDialog.EditBookmarkFolderListener, MoveToFolderDialog.MoveToFolderListener {
-
- // `currentFolder` is public static so it can be accessed from `MoveToFolderDialog` and `BookmarksDatabaseViewActivity`.
- // It is used in `onCreate`, `onOptionsItemSelected()`, `onBackPressed()`, `onCreateBookmark()`, `onCreateBookmarkFolder()`, `onSaveBookmark()`, `onSaveBookmarkFolder()`, `onMoveToFolder()`,
- // and `loadFolder()`.
- public static String currentFolder;
-
- // `checkedItemIds` is public static so it can be accessed from `MoveToFolderDialog`. It is also used in `onCreate()`, `onSaveBookmark()`, `onSaveBookmarkFolder()`, `onMoveToFolder()`,
- // and `updateMoveIcons()`.
- public static long[] checkedItemIds;
-
- // `restartFromBookmarksDatabaseViewActivity` is public static so it can be accessed from `BookmarksDatabaseViewActivity`. It is also used in `onRestart()`.
- public static boolean restartFromBookmarksDatabaseViewActivity;
-
-
- // Define the saved instance state constants.
- private final String CHECKED_BOOKMARKS_ARRAY_LIST = "checked_bookmarks_array_list";
-
- // Define the class menu items.
- private MenuItem moveBookmarkUpMenuItem;
- private MenuItem moveBookmarkDownMenuItem;
-
- // `bookmarksDatabaseHelper` is used in `onCreate()`, `onOptionsItemSelected()`, `onBackPressed()`, `onCreateBookmark()`, `onCreateBookmarkFolder()`, `onSaveBookmark()`, `onSaveBookmarkFolder()`,
- // `onMoveToFolder()`, `deleteBookmarkFolderContents()`, `loadFolder()`, and `onDestroy()`.
- private BookmarksDatabaseHelper bookmarksDatabaseHelper;
-
- // `bookmarksListView` is used in `onCreate()`, `onOptionsItemSelected()`, `onCreateBookmark()`, `onCreateBookmarkFolder()`, `onSaveBookmark()`, `onSaveBookmarkFolder()`, `onMoveToFolder()`,
- // `updateMoveIcons()`, `scrollBookmarks()`, and `loadFolder()`.
- private ListView bookmarksListView;
-
- // `bookmarksCursor` is used in `onCreate()`, `onCreateBookmark()`, `onCreateBookmarkFolder()`, `onSaveBookmark()`, `onSaveBookmarkFolder()`, `onMoveToFolder()`, `deleteBookmarkFolderContents()`,
- // `loadFolder()`, and `onDestroy()`.
- private Cursor bookmarksCursor;
-
- // `bookmarksCursorAdapter` is used in `onCreate(), `onCreateBookmark()`, `onCreateBookmarkFolder()`, `onSaveBookmark()`, `onSaveBookmarkFolder()`, `onMoveToFolder()`, and `onLoadFolder()`.
- private CursorAdapter bookmarksCursorAdapter;
-
- // `contextualActionMode` is used in `onCreate()`, `onSaveEditBookmark()`, `onSaveEditBookmarkFolder()` and `onMoveToFolder()`.
- private ActionMode contextualActionMode;
-
- // `appBar` is used in `onCreate()` and `loadFolder()`.
- private ActionBar appBar;
-
- // `oldFolderName` is used in `onCreate()` and `onSaveBookmarkFolder()`.
- private String oldFolderNameString;
-
- // `bookmarksDeletedSnackbar` is used in `onCreate()`, `onOptionsItemSelected()`, and `onBackPressed()`.
- private Snackbar bookmarksDeletedSnackbar;
-
- // `closeActivityAfterDismissingSnackbar` is used in `onCreate()`, `onOptionsItemSelected()`, and `onBackPressed()`.
- private boolean closeActivityAfterDismissingSnackbar;
-
- // The favorite icon byte array is populated in `onCreate()` and used in `onOptionsItemSelected()`.
- private byte[] favoriteIconByteArray;
-
- @Override
- protected void onCreate(Bundle savedInstanceState) {
- // Get a handle for the shared preferences.
- SharedPreferences sharedPreferences = PreferenceManager.getDefaultSharedPreferences(this);
-
- // Get the screenshot preference.
- boolean allowScreenshots = sharedPreferences.getBoolean("allow_screenshots", false);
-
- // Disable screenshots if not allowed.
- if (!allowScreenshots) {
- getWindow().addFlags(WindowManager.LayoutParams.FLAG_SECURE);
- }
-
- // Set the theme.
- setTheme(R.style.PrivacyBrowser);
-
- // Run the default commands.
- super.onCreate(savedInstanceState);
-
- // Get the intent that launched the activity.
- Intent launchingIntent = getIntent();
-
- // Store the current URL and title.
- String currentUrl = launchingIntent.getStringExtra("current_url");
- String currentTitle = launchingIntent.getStringExtra("current_title");
-
- // Set the current folder variable.
- if (launchingIntent.getStringExtra("current_folder") != null) { // Set the current folder from the intent.
- currentFolder = launchingIntent.getStringExtra("current_folder");
- } else { // Set the current folder to be `""`, which is the home folder.
- currentFolder = "";
- }
-
- // Get the favorite icon byte array.
- favoriteIconByteArray = launchingIntent.getByteArrayExtra("favorite_icon_byte_array");
-
- // Remove the incorrect lint warning that the favorite icon byte array might be null.
- assert favoriteIconByteArray != null;
-
- // Convert the favorite icon byte array to a bitmap.
- Bitmap favoriteIconBitmap = BitmapFactory.decodeByteArray(favoriteIconByteArray, 0, favoriteIconByteArray.length);
-
- // Set the content view.
- setContentView(R.layout.bookmarks_coordinatorlayout);
-
- // The AndroidX toolbar must be used until the minimum API is >= 21.
- final Toolbar toolbar = findViewById(R.id.bookmarks_toolbar);
- setSupportActionBar(toolbar);
-
- // Get a handle for the activity, the app bar, and the ListView.
- final Activity bookmarksActivity = this;
- appBar = getSupportActionBar();
- bookmarksListView = findViewById(R.id.bookmarks_listview);
-
- // Remove the incorrect lint warning that `appBar` might be null.
- assert appBar != null;
-
- // Display the home arrow on the app bar.
- appBar.setDisplayHomeAsUpEnabled(true);
-
- // Initialize the database helper. `this` specifies the context. The two `nulls` do not specify the database name or a `CursorFactory`.
- // The `0` specifies a database version, but that is ignored and set instead using a constant in `BookmarksDatabaseHelper`.
- bookmarksDatabaseHelper = new BookmarksDatabaseHelper(this, null, null, 0);
-
- // Load the home folder.
- loadFolder();
-
- // Set a listener so that tapping a list item loads the URL or folder.
- bookmarksListView.setOnItemClickListener((parent, view, position, id) -> {
- // Convert the id from long to int to match the format of the bookmarks database.
- int databaseID = (int) id;
-
- // Get the bookmark cursor for this ID and move it to the first row.
- Cursor bookmarkCursor = bookmarksDatabaseHelper.getBookmark(databaseID);
- bookmarkCursor.moveToFirst();
-
- // Act upon the bookmark according to the type.
- if (bookmarkCursor.getInt(bookmarkCursor.getColumnIndex(BookmarksDatabaseHelper.IS_FOLDER)) == 1) { // The selected bookmark is a folder.
- // Update the current folder.
- currentFolder = bookmarkCursor.getString(bookmarkCursor.getColumnIndex(BookmarksDatabaseHelper.BOOKMARK_NAME));
-
- // Load the new folder.
- loadFolder();
- } else { // The selected bookmark is not a folder.
- // Get the bookmark URL and assign it to `formattedUrlString`.
- MainWebViewActivity.urlToLoadOnRestart = bookmarkCursor.getString(bookmarkCursor.getColumnIndex(BookmarksDatabaseHelper.BOOKMARK_URL));
-
- // Set `MainWebViewActivity` to load the new URL on restart.
- MainWebViewActivity.loadUrlOnRestart = true;
-
- // Update the bookmarks folder for the bookmarks drawer in `MainWebViewActivity`.
- MainWebViewActivity.currentBookmarksFolder = currentFolder;
-
- // Close the bookmarks drawer and reload the bookmarks `ListView` when returning to `MainWebViewActivity`.
- MainWebViewActivity.restartFromBookmarksActivity = true;
-
- // Return to `MainWebViewActivity`.
- NavUtils.navigateUpFromSameTask(bookmarksActivity);
- }
-
- // Close the `Cursor`.
- bookmarkCursor.close();
- });
-
- // Handle long presses on the list view.
- bookmarksListView.setMultiChoiceModeListener(new AbsListView.MultiChoiceModeListener() {
- // Instantiate the common variables.
- MenuItem editBookmarkMenuItem;
- MenuItem deleteBookmarksMenuItem;
- MenuItem selectAllBookmarksMenuItem;
- boolean deletingBookmarks;
-
- @Override
- public boolean onCreateActionMode(ActionMode mode, Menu menu) {
- // Inflate the menu for the contextual app bar.
- getMenuInflater().inflate(R.menu.bookmarks_context_menu, menu);
-
- // Set the title.
- if (currentFolder.isEmpty()) { // Use `R.string.bookmarks` if in the home folder.
- mode.setTitle(R.string.bookmarks);
- } else { // Use the current folder name as the title.
- mode.setTitle(currentFolder);
- }
-
- // Get handles for menu items that need to be selectively disabled.
- moveBookmarkUpMenuItem = menu.findItem(R.id.move_bookmark_up);
- moveBookmarkDownMenuItem = menu.findItem(R.id.move_bookmark_down);
- editBookmarkMenuItem = menu.findItem(R.id.edit_bookmark);
- deleteBookmarksMenuItem = menu.findItem(R.id.delete_bookmark);
- selectAllBookmarksMenuItem = menu.findItem(R.id.context_menu_select_all_bookmarks);
-
- // Disable the delete bookmarks menu item if a delete is pending.
- deleteBookmarksMenuItem.setEnabled(!deletingBookmarks);
-
- // Store a handle for the contextual action mode so it can be closed programatically.
- contextualActionMode = mode;
-
- // Make it so.
- return true;
- }
-
- @Override
- public boolean onPrepareActionMode(ActionMode mode, Menu menu) {
- // Get a handle for the move to folder menu item.
- MenuItem moveToFolderMenuItem = menu.findItem(R.id.move_to_folder);
-
- // Get a Cursor with all of the folders.
- Cursor folderCursor = bookmarksDatabaseHelper.getAllFolders();
-
- // Enable the move to folder menu item if at least one folder exists.
- moveToFolderMenuItem.setVisible(folderCursor.getCount() > 0);
-
- // Make it so.
- return true;
- }
-
- @Override
- public void onItemCheckedStateChanged(ActionMode mode, int position, long id, boolean checked) {
- // Get the number of selected bookmarks.
- int numberOfSelectedBookmarks = bookmarksListView.getCheckedItemCount();
-
- // Only process commands if at least one bookmark is selected. Otherwise, a context menu with 0 selected bookmarks is briefly displayed.
- if (numberOfSelectedBookmarks > 0) {
- // Adjust the ActionMode and the menu according to the number of selected bookmarks.
- if (numberOfSelectedBookmarks == 1) { // One bookmark is selected.
- // List the number of selected bookmarks in the subtitle.
- mode.setSubtitle(getString(R.string.selected) + " 1");
-
- // Show the `Move Up`, `Move Down`, and `Edit` options.
- moveBookmarkUpMenuItem.setVisible(true);
- moveBookmarkDownMenuItem.setVisible(true);
- editBookmarkMenuItem.setVisible(true);
-
- // Update the enabled status of the move icons.
- updateMoveIcons();
- } else { // More than one bookmark is selected.
- // List the number of selected bookmarks in the subtitle.
- mode.setSubtitle(getString(R.string.selected) + " " + numberOfSelectedBookmarks);
-
- // Hide non-applicable `MenuItems`.
- moveBookmarkUpMenuItem.setVisible(false);
- moveBookmarkDownMenuItem.setVisible(false);
- editBookmarkMenuItem.setVisible(false);
- }
-
- // Do not show the select all menu item if all the bookmarks are already checked.
- if (bookmarksListView.getCheckedItemCount() == bookmarksListView.getCount()) {
- selectAllBookmarksMenuItem.setVisible(false);
- } else {
- selectAllBookmarksMenuItem.setVisible(true);
- }
- }
- }
-
- @Override
- public boolean onActionItemClicked(ActionMode mode, MenuItem item) {
- // Declare the common variables.
- int selectedBookmarkNewPosition;
- final SparseBooleanArray selectedBookmarksPositionsSparseBooleanArray;
-
- // Initialize the selected bookmark position.
- int selectedBookmarkPosition = 0;
-
- switch (item.getItemId()) {
- case R.id.move_bookmark_up:
- // Get the array of checked bookmark positions.
- selectedBookmarksPositionsSparseBooleanArray = bookmarksListView.getCheckedItemPositions();
-
- // Get the position of the bookmark that is selected. If other bookmarks have previously been selected they will be included in the sparse boolean array with a value of `false`.
- for (int i = 0; i < selectedBookmarksPositionsSparseBooleanArray.size(); i++) {
- // Check to see if the value for the bookmark is true, meaning it is currently selected.
- if (selectedBookmarksPositionsSparseBooleanArray.valueAt(i)) {
- // Only one bookmark should have a value of `true` when move bookmark up is enabled.
- selectedBookmarkPosition = selectedBookmarksPositionsSparseBooleanArray.keyAt(i);
- }
- }
-
- // Calculate the new position of the selected bookmark.
- selectedBookmarkNewPosition = selectedBookmarkPosition - 1;
-
- // Iterate through the bookmarks.
- for (int i = 0; i < bookmarksListView.getCount(); i++) {
- // Get the database ID for the current bookmark.
- int currentBookmarkDatabaseId = (int) bookmarksListView.getItemIdAtPosition(i);
-
- // Update the display order for the current bookmark.
- if (i == selectedBookmarkPosition) { // The current bookmark is the selected bookmark.
- // Move the current bookmark up one.
- bookmarksDatabaseHelper.updateDisplayOrder(currentBookmarkDatabaseId, i - 1);
- } else if ((i + 1) == selectedBookmarkPosition){ // The current bookmark is immediately above the selected bookmark.
- // Move the current bookmark down one.
- bookmarksDatabaseHelper.updateDisplayOrder(currentBookmarkDatabaseId, i + 1);
- } else { // The current bookmark is not changing positions.
- // Move `bookmarksCursor` to the current bookmark position.
- bookmarksCursor.moveToPosition(i);
-
- // Update the display order only if it is not correct in the database.
- if (bookmarksCursor.getInt(bookmarksCursor.getColumnIndex(BookmarksDatabaseHelper.DISPLAY_ORDER)) != i) {
- bookmarksDatabaseHelper.updateDisplayOrder(currentBookmarkDatabaseId, i);
- }
- }
- }
-
- // Update the bookmarks cursor with the current contents of the bookmarks database.
- bookmarksCursor = bookmarksDatabaseHelper.getBookmarksByDisplayOrder(currentFolder);
-
- // Update the `ListView`.
- bookmarksCursorAdapter.changeCursor(bookmarksCursor);
-
- // Scroll with the bookmark.
- scrollBookmarks(selectedBookmarkNewPosition);
-
- // Update the enabled status of the move icons.
- updateMoveIcons();
- break;
-
- case R.id.move_bookmark_down:
- // Get the array of checked bookmark positions.
- selectedBookmarksPositionsSparseBooleanArray = bookmarksListView.getCheckedItemPositions();
-
- // Get the position of the bookmark that is selected. If other bookmarks have previously been selected they will be included in the sparse boolean array with a value of `false`.
- for (int i = 0; i < selectedBookmarksPositionsSparseBooleanArray.size(); i++) {
- // Check to see if the value for the bookmark is true, meaning it is currently selected.
- if (selectedBookmarksPositionsSparseBooleanArray.valueAt(i)) {
- // Only one bookmark should have a value of `true` when move bookmark down is enabled.
- selectedBookmarkPosition = selectedBookmarksPositionsSparseBooleanArray.keyAt(i);
- }
- }
-
- // Calculate the new position of the selected bookmark.
- selectedBookmarkNewPosition = selectedBookmarkPosition + 1;
-
- // Iterate through the bookmarks.
- for (int i = 0; i <bookmarksListView.getCount(); i++) {
- // Get the database ID for the current bookmark.
- int currentBookmarkDatabaseId = (int) bookmarksListView.getItemIdAtPosition(i);
-
- // Update the display order for the current bookmark.
- if (i == selectedBookmarkPosition) { // The current bookmark is the selected bookmark.
- // Move the current bookmark down one.
- bookmarksDatabaseHelper.updateDisplayOrder(currentBookmarkDatabaseId, i + 1);
- } else if ((i - 1) == selectedBookmarkPosition) { // The current bookmark is immediately below the selected bookmark.
- // Move the bookmark below the selected bookmark up one.
- bookmarksDatabaseHelper.updateDisplayOrder(currentBookmarkDatabaseId, i - 1);
- } else { // The current bookmark is not changing positions.
- // Move `bookmarksCursor` to the current bookmark position.
- bookmarksCursor.moveToPosition(i);
-
- // Update the display order only if it is not correct in the database.
- if (bookmarksCursor.getInt(bookmarksCursor.getColumnIndex(BookmarksDatabaseHelper.DISPLAY_ORDER)) != i) {
- bookmarksDatabaseHelper.updateDisplayOrder(currentBookmarkDatabaseId, i);
- }
- }
- }
-
- // Update the bookmarks cursor with the current contents of the bookmarks database.
- bookmarksCursor = bookmarksDatabaseHelper.getBookmarksByDisplayOrder(currentFolder);
-
- // Update the `ListView`.
- bookmarksCursorAdapter.changeCursor(bookmarksCursor);
-
- // Scroll with the bookmark.
- scrollBookmarks(selectedBookmarkNewPosition);
-
- // Update the enabled status of the move icons.
- updateMoveIcons();
- break;
-
- case R.id.move_to_folder:
- // Store `checkedItemIds` for use by the `AlertDialog`.
- checkedItemIds = bookmarksListView.getCheckedItemIds();
-
- // Show the `MoveToFolderDialog` `AlertDialog` and name the instance `@string/move_to_folder
- DialogFragment moveToFolderDialog = new MoveToFolderDialog();
- moveToFolderDialog.show(getSupportFragmentManager(), getResources().getString(R.string.move_to_folder));
- break;
-
- case R.id.edit_bookmark:
- // Get the array of checked bookmark positions.
- selectedBookmarksPositionsSparseBooleanArray = bookmarksListView.getCheckedItemPositions();
-
- // Get the position of the bookmark that is selected. If other bookmarks have previously been selected they will be included in the sparse boolean array with a value of `false`.
- for (int i = 0; i < selectedBookmarksPositionsSparseBooleanArray.size(); i++) {
- // Check to see if the value for the bookmark is true, meaning it is currently selected.
- if (selectedBookmarksPositionsSparseBooleanArray.valueAt(i)) {
- // Only one bookmark should have a value of `true` when move edit bookmark is enabled.
- selectedBookmarkPosition = selectedBookmarksPositionsSparseBooleanArray.keyAt(i);
- }
- }
-
- // Move the `Cursor` to the selected position and find out if it is a folder.
- bookmarksCursor.moveToPosition(selectedBookmarkPosition);
- boolean isFolder = (bookmarksCursor.getInt(bookmarksCursor.getColumnIndex(BookmarksDatabaseHelper.IS_FOLDER)) == 1);
-
- // Get the selected bookmark database ID.
- int databaseId = bookmarksCursor.getInt(bookmarksCursor.getColumnIndex(BookmarksDatabaseHelper._ID));
-
- // Show the edit bookmark or edit bookmark folder dialog.
- if (isFolder) {
- // 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 editFolderDialog = EditBookmarkFolderDialog.folderDatabaseId(databaseId, favoriteIconBitmap);
- editFolderDialog.show(getSupportFragmentManager(), getResources().getString(R.string.edit_folder));
- } else {
- // Show the edit bookmark dialog.
- DialogFragment editBookmarkDialog = EditBookmarkDialog.bookmarkDatabaseId(databaseId, favoriteIconBitmap);
- editBookmarkDialog.show(getSupportFragmentManager(), getResources().getString(R.string.edit_bookmark));
- }
- break;
-
- case R.id.delete_bookmark:
- // 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.
- final 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.
- selectedBookmarksPositionsSparseBooleanArray = bookmarksListView.getCheckedItemPositions().clone();
-
- // Update the bookmarks cursor with the current contents of the bookmarks database except for the specified database IDs.
- bookmarksCursor = bookmarksDatabaseHelper.getBookmarksByDisplayOrderExcept(selectedBookmarksIdsLongArray, currentFolder);
-
- // Update the list view.
- bookmarksCursorAdapter.changeCursor(bookmarksCursor);
-
- // Create a Snackbar with the number of deleted bookmarks.
- bookmarksDeletedSnackbar = Snackbar.make(findViewById(R.id.bookmarks_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) {
- if (event == Snackbar.Callback.DISMISS_EVENT_ACTION) { // The user pushed the undo button.
- // Update the bookmarks cursor with the current contents of the bookmarks database, including the "deleted" bookmarks.
- bookmarksCursor = bookmarksDatabaseHelper.getBookmarksByDisplayOrder(currentFolder);
-
- // Update the list view.
- bookmarksCursorAdapter.changeCursor(bookmarksCursor);
-
- // Re-select the previously selected bookmarks.
- for (int i = 0; i < selectedBookmarksPositionsSparseBooleanArray.size(); i++) {
- bookmarksListView.setItemChecked(selectedBookmarksPositionsSparseBooleanArray.keyAt(i), true);
- }
- } else { // The snackbar was dismissed without the undo button being pushed.
- // Delete each selected bookmark.
- for (long databaseIdLong : selectedBookmarksIdsLongArray) {
- // Convert `databaseIdLong` to an int.
- int databaseIdInt = (int) databaseIdLong;
-
- // Delete the contents of the folder if the selected bookmark is a folder.
- if (bookmarksDatabaseHelper.isFolder(databaseIdInt)) {
- deleteBookmarkFolderContents(databaseIdInt);
- }
-
- // Delete the selected bookmark.
- bookmarksDatabaseHelper.deleteBookmark(databaseIdInt);
- }
-
- // Update the display order.
- for (int i = 0; i < bookmarksListView.getCount(); i++) {
- // Get the database ID for the current bookmark.
- int currentBookmarkDatabaseId = (int) bookmarksListView.getItemIdAtPosition(i);
-
- // Move `bookmarksCursor` to the current bookmark position.
- bookmarksCursor.moveToPosition(i);
-
- // Update the display order only if it is not correct in the database.
- if (bookmarksCursor.getInt(bookmarksCursor.getColumnIndex(BookmarksDatabaseHelper.DISPLAY_ORDER)) != i) {
- bookmarksDatabaseHelper.updateDisplayOrder(currentBookmarkDatabaseId, i);
- }
- }
- }
-
- // Reset the deleting bookmarks flag.
- deletingBookmarks = false;
-
- // Enable the delete bookmarks menu item.
- deleteBookmarksMenuItem.setEnabled(true);
-
- // Close the activity if back has been pressed.
- if (closeActivityAfterDismissingSnackbar) {
- onBackPressed();
- }
- }
- });
-
- //Show the Snackbar.
- bookmarksDeletedSnackbar.show();
- break;
-
- case R.id.context_menu_select_all_bookmarks:
- // 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;
- }
-
- // Consume the click.
- return true;
- }
-
- @Override
- public void onDestroyActionMode(ActionMode mode) {
- // Do nothing.
- }
- });
-
- // Get handles for the `FloatingActionButtons`.
- FloatingActionButton createBookmarkFolderFab = findViewById(R.id.create_bookmark_folder_fab);
- FloatingActionButton createBookmarkFab = findViewById(R.id.create_bookmark_fab);
-
- // Set the create new bookmark folder FAB to display the `AlertDialog`.
- createBookmarkFolderFab.setOnClickListener(v -> {
- // Create a create bookmark folder dialog.
- DialogFragment createBookmarkFolderDialog = CreateBookmarkFolderDialog.createBookmarkFolder(favoriteIconBitmap);
-
- // Show the create bookmark folder dialog.
- createBookmarkFolderDialog.show(getSupportFragmentManager(), getString(R.string.create_folder));
- });
-
- // Set the create new bookmark FAB to display the `AlertDialog`.
- createBookmarkFab.setOnClickListener(view -> {
- // Remove the incorrect lint warning below.
- assert currentUrl != null;
- assert currentTitle != null;
-
- // Instantiate the create bookmark dialog.
- DialogFragment createBookmarkDialog = CreateBookmarkDialog.createBookmark(currentUrl, currentTitle, favoriteIconBitmap);
-
- // Display the create bookmark dialog.
- createBookmarkDialog.show(getSupportFragmentManager(), getResources().getString(R.string.create_bookmark));
- });
-
- // Restore the state if the app has been restarted.
- if (savedInstanceState != null) {
- // Update the bookmarks list view after it has loaded.
- bookmarksListView.post(() -> {
- // Get the checked bookmarks array list.
- ArrayList<Integer> checkedBookmarksArrayList = savedInstanceState.getIntegerArrayList(CHECKED_BOOKMARKS_ARRAY_LIST);
-
- // Check each previously checked bookmark in the list view. When the minimum API >= 24 a `forEach()` command can be used instead.
- if (checkedBookmarksArrayList != null) {
- for (int i = 0; i < checkedBookmarksArrayList.size(); i++) {
- bookmarksListView.setItemChecked(checkedBookmarksArrayList.get(i), true);
- }
- }
- });
- }
- }
-
- @Override
- public void onRestart() {
- // Run the default commands.
- super.onRestart();
-
- // Update the list view if returning from the bookmarks database view activity.
- if (restartFromBookmarksDatabaseViewActivity) {
- // Load the current folder in the list view.
- loadFolder();
-
- // Reset `restartFromBookmarksDatabaseViewActivity`.
- restartFromBookmarksDatabaseViewActivity = false;
- }
- }
-
- @Override
- public void onSaveInstanceState(@NonNull Bundle savedInstanceState) {
- // Run the default commands.
- super.onSaveInstanceState(savedInstanceState);
-
- // Get the array of the checked items.
- SparseBooleanArray checkedBookmarksSparseBooleanArray = bookmarksListView.getCheckedItemPositions();
-
- // Create a checked items array list.
- ArrayList<Integer> checkedBookmarksArrayList = new ArrayList<>();
-
- // Add each checked bookmark position to the array list.
- for (int i = 0; i < checkedBookmarksSparseBooleanArray.size(); i++) {
- // Check to see if the bookmark is currently checked. Bookmarks that have previously been checked but currently aren't will be populated in the sparse boolean array, but will return false.
- if (checkedBookmarksSparseBooleanArray.valueAt(i)) {
- // Add the bookmark position to the checked bookmarks array list.
- checkedBookmarksArrayList.add(checkedBookmarksSparseBooleanArray.keyAt(i));
- }
- }
-
- // Store the checked items array list in the saved instance state.
- savedInstanceState.putIntegerArrayList(CHECKED_BOOKMARKS_ARRAY_LIST, checkedBookmarksArrayList);
- }
-
- @Override
- public boolean onCreateOptionsMenu(Menu menu) {
- // Inflate the menu.
- getMenuInflater().inflate(R.menu.bookmarks_options_menu, menu);
-
- // Success.
- return true;
- }
-
- @Override
- public boolean onOptionsItemSelected(MenuItem menuItem) {
- switch (menuItem.getItemId()) {
- case android.R.id.home: // The home arrow is identified as `android.R.id.home`, not just `R.id.home`.
- if (currentFolder.isEmpty()) { // Currently in the home folder.
- // Run the back commands.
- onBackPressed();
- } else { // Currently in a subfolder.
- // Place the former parent folder in `currentFolder`.
- currentFolder = bookmarksDatabaseHelper.getParentFolderName(currentFolder);
-
- // Load the new folder.
- loadFolder();
- }
- break;
-
- case R.id.options_menu_select_all_bookmarks:
- // 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.bookmarks_database_view:
- // Create an intent to launch the bookmarks database view activity.
- Intent bookmarksDatabaseViewIntent = new Intent(this, BookmarksDatabaseViewActivity.class);
-
- // Include the favorite icon byte array to the intent.
- bookmarksDatabaseViewIntent.putExtra("favorite_icon_byte_array", favoriteIconByteArray);
-
- // Make it so.
- startActivity(bookmarksDatabaseViewIntent);
- break;
- }
- return true;
- }
-
- @Override
- public void onBackPressed() {
- // Check to see if a snackbar is currently displayed. If so, it must be closed before exiting so that a pending delete is completed before reloading the list view in the bookmarks drawer.
- 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 bookmarks folder for the bookmarks drawer in the main WebView activity.
- MainWebViewActivity.currentBookmarksFolder = currentFolder;
-
- // Close the bookmarks drawer and reload the bookmarks ListView when returning to the main WebView activity.
- MainWebViewActivity.restartFromBookmarksActivity = true;
-
- // Exit the bookmarks activity.
- super.onBackPressed();
- }
- }
-
- @Override
- public void onCreateBookmark(DialogFragment dialogFragment, Bitmap favoriteIconBitmap) {
- // Get the alert dialog from the fragment.
- Dialog dialog = dialogFragment.getDialog();
-
- // Remove the incorrect lint warning below that the dialog might be null.
- assert dialog != null;
-
- // Get the views from the dialog fragment.
- EditText createBookmarkNameEditText = dialog.findViewById(R.id.create_bookmark_name_edittext);
- EditText createBookmarkUrlEditText = dialog.findViewById(R.id.create_bookmark_url_edittext);
-
- // Extract the strings from the edit texts.
- String bookmarkNameString = createBookmarkNameEditText.getText().toString();
- String bookmarkUrlString = createBookmarkUrlEditText.getText().toString();
-
- // Create a favorite icon byte array output stream.
- ByteArrayOutputStream favoriteIconByteArrayOutputStream = 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, favoriteIconByteArrayOutputStream);
-
- // Convert the favorite icon byte array stream to a byte array.
- byte[] favoriteIconByteArray = favoriteIconByteArrayOutputStream.toByteArray();
-
- // Display the new bookmark below the current items in the (0 indexed) list.
- int newBookmarkDisplayOrder = bookmarksListView.getCount();
-
- // Create the bookmark.
- bookmarksDatabaseHelper.createBookmark(bookmarkNameString, bookmarkUrlString, currentFolder, newBookmarkDisplayOrder, favoriteIconByteArray);
-
- // Update the bookmarks cursor with the current contents of this folder.
- bookmarksCursor = bookmarksDatabaseHelper.getBookmarksByDisplayOrder(currentFolder);
-
- // Update the `ListView`.
- bookmarksCursorAdapter.changeCursor(bookmarksCursor);
-
- // Scroll to the new bookmark.
- bookmarksListView.setSelection(newBookmarkDisplayOrder);
- }
-
- @Override
- public void onCreateBookmarkFolder(DialogFragment dialogFragment, @NonNull Bitmap favoriteIconBitmap) {
- // Get the dialog from the dialog fragment.
- Dialog dialog = dialogFragment.getDialog();
-
- // Remove the incorrect lint warning below that the dialog might be null.
- assert dialog != null;
-
- // Get handles for the views in the dialog fragment.
- EditText createFolderNameEditText = dialog.findViewById(R.id.create_folder_name_edittext);
- RadioButton defaultFolderIconRadioButton = dialog.findViewById(R.id.create_folder_default_icon_radiobutton);
- ImageView folderIconImageView = dialog.findViewById(R.id.create_folder_default_icon);
-
- // Get new folder name string.
- String folderNameString = createFolderNameEditText.getText().toString();
-
- // Create a folder icon bitmap.
- Bitmap folderIconBitmap;
-
- // Set the folder icon bitmap according to the dialog.
- if (defaultFolderIconRadioButton.isChecked()) { // Use the default folder icon.
- // Get the default folder icon drawable.
- Drawable folderIconDrawable = folderIconImageView.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.
- // Copy the favorite icon bitmap to the folder icon bitmap.
- folderIconBitmap = favoriteIconBitmap;
- }
-
- // Create a folder icon byte array output stream.
- ByteArrayOutputStream folderIconByteArrayOutputStream = 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, folderIconByteArrayOutputStream);
-
- // Convert the folder icon byte array stream to a byte array.
- byte[] folderIconByteArray = folderIconByteArrayOutputStream.toByteArray();
-
- // Move all the bookmarks down one in the display order.
- for (int i = 0; i < bookmarksListView.getCount(); i++) {
- int databaseId = (int) bookmarksListView.getItemIdAtPosition(i);
- bookmarksDatabaseHelper.updateDisplayOrder(databaseId, i + 1);
- }
-
- // Create the folder, which will be placed at the top of the `ListView`.
- bookmarksDatabaseHelper.createFolder(folderNameString, currentFolder, folderIconByteArray);
-
- // Update the bookmarks cursor with the current contents of this folder.
- bookmarksCursor = bookmarksDatabaseHelper.getBookmarksByDisplayOrder(currentFolder);
-
- // Update the `ListView`.
- bookmarksCursorAdapter.changeCursor(bookmarksCursor);
-
- // Scroll to the new folder.
- bookmarksListView.setSelection(0);
- }
-
- @Override
- public void onSaveBookmark(DialogFragment dialogFragment, int selectedBookmarkDatabaseId, @NonNull Bitmap favoriteIconBitmap) {
- // Get the dialog from the dialog fragment.
- Dialog dialog = dialogFragment.getDialog();
-
- // Remove the incorrect lint warning below that the dialog might be null.
- assert dialog != null;
-
- // Get handles for the views from `dialogFragment`.
- EditText editBookmarkNameEditText = dialog.findViewById(R.id.edit_bookmark_name_edittext);
- EditText editBookmarkUrlEditText = dialog.findViewById(R.id.edit_bookmark_url_edittext);
- RadioButton currentBookmarkIconRadioButton = dialog.findViewById(R.id.edit_bookmark_current_icon_radiobutton);
-
- // Store the bookmark strings.
- String bookmarkNameString = editBookmarkNameEditText.getText().toString();
- String bookmarkUrlString = editBookmarkUrlEditText.getText().toString();
-
- // Update the bookmark.
- if (currentBookmarkIconRadioButton.isChecked()) { // Update the bookmark without changing the favorite icon.
- bookmarksDatabaseHelper.updateBookmark(selectedBookmarkDatabaseId, bookmarkNameString, bookmarkUrlString);
- } else { // Update the bookmark using the WebView favorite icon.
- // 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, newFavoriteIconByteArray);
- }
-
- // Close the contextual action mode.
- contextualActionMode.finish();
-
- // Update the bookmarks cursor with the contents of the current folder.
- bookmarksCursor = bookmarksDatabaseHelper.getBookmarksByDisplayOrder(currentFolder);
-
- // Update the `ListView`.
- bookmarksCursorAdapter.changeCursor(bookmarksCursor);
- }
-
- @Override
- public void onSaveBookmarkFolder(DialogFragment dialogFragment, int selectedFolderDatabaseId, Bitmap favoriteIconBitmap) {
- // Get the dialog from the dialog fragment.
- Dialog dialog = dialogFragment.getDialog();
-
- // Remove the incorrect lint warning below that the dialog might be null.
- assert dialog != null;
-
- // Get handles for the views from `dialogFragment`.
- RadioButton currentFolderIconRadioButton = dialog.findViewById(R.id.edit_folder_current_icon_radiobutton);
- RadioButton defaultFolderIconRadioButton = dialog.findViewById(R.id.edit_folder_default_icon_radiobutton);
- ImageView defaultFolderIconImageView = dialog.findViewById(R.id.edit_folder_default_icon_imageview);
- EditText editFolderNameEditText = dialog.findViewById(R.id.edit_folder_name_edittext);
-
- // Get the new folder name.
- String newFolderNameString = editFolderNameEditText.getText().toString();
-
- // Check if the favorite icon has changed.
- if (currentFolderIconRadioButton.isChecked()) { // Only the name has changed.
- // Update the name in the database.
- bookmarksDatabaseHelper.updateFolder(selectedFolderDatabaseId, oldFolderNameString, newFolderNameString);
- } else if (!currentFolderIconRadioButton.isChecked() && newFolderNameString.equals(oldFolderNameString)) { // Only the icon has changed.
- // 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.
- // Copy the favorite icon bitmap to the folder icon bitmap.
- folderIconBitmap = favoriteIconBitmap;
- }
-
- // 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 icon in the database.
- bookmarksDatabaseHelper.updateFolder(selectedFolderDatabaseId, newFolderIconByteArray);
- } else { // The folder icon and the name have changed.
- // Instantiate 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.
- // Copy the favorite icon bitmap to the folder icon bitmap.
- folderIconBitmap = favoriteIconBitmap;
- }
-
- // 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 name and icon in the database.
- bookmarksDatabaseHelper.updateFolder(selectedFolderDatabaseId, oldFolderNameString, newFolderNameString, newFolderIconByteArray);
- }
-
- // Update the bookmarks cursor with the current contents of this folder.
- bookmarksCursor = bookmarksDatabaseHelper.getBookmarksByDisplayOrder(currentFolder);
-
- // Update the `ListView`.
- bookmarksCursorAdapter.changeCursor(bookmarksCursor);
-
- // Close the contextual action mode.
- contextualActionMode.finish();
- }
-
- @Override
- public void onMoveToFolder(DialogFragment dialogFragment) {
- // Get the dialog from the dialog fragment.
- Dialog dialog = dialogFragment.getDialog();
-
- // Remove the incorrect lint warning below that the dialog might be null.
- assert dialog != null;
-
- // Get a handle for the list view from the dialog.
- ListView folderListView = dialog.findViewById(R.id.move_to_folder_listview);
-
- // Store a long array of the selected folders.
- long[] newFolderLongArray = folderListView.getCheckedItemIds();
-
- // Get the new folder database ID. Only one folder will be selected.
- int newFolderDatabaseId = (int) newFolderLongArray[0];
-
- // Instantiate `newFolderName`.
- String newFolderName;
-
- // Set the new folder name.
- if (newFolderDatabaseId == 0) {
- // The new folder is the home folder, represented as `""` in the database.
- newFolderName = "";
- } else {
- // Get the new folder name from the database.
- newFolderName = bookmarksDatabaseHelper.getFolderName(newFolderDatabaseId);
- }
-
- // Get a long array with the the database ID of the selected bookmarks.
- long[] selectedBookmarksLongArray = bookmarksListView.getCheckedItemIds();
-
- // Move each of the selected bookmarks to the new folder.
- for (long databaseIdLong : selectedBookmarksLongArray) {
- // Get `databaseIdInt` for each selected bookmark.
- int databaseIdInt = (int) databaseIdLong;
-
- // Move the selected bookmark to the new folder.
- bookmarksDatabaseHelper.moveToFolder(databaseIdInt, newFolderName);
- }
-
- // Update the bookmarks cursor with the current contents of this folder.
- bookmarksCursor = bookmarksDatabaseHelper.getBookmarksByDisplayOrder(currentFolder);
-
- // Update the `ListView`.
- bookmarksCursorAdapter.changeCursor(bookmarksCursor);
-
- // Close the contextual app bar.
- contextualActionMode.finish();
- }
-
- private void deleteBookmarkFolderContents(int databaseId) {
- // Get the name of the folder.
- String folderName = bookmarksDatabaseHelper.getFolderName(databaseId);
-
- // Get the contents of the folder.
- Cursor folderCursor = bookmarksDatabaseHelper.getBookmarkIDs(folderName);
-
- // Delete each of the bookmarks in the folder.
- for (int i = 0; i < folderCursor.getCount(); i++) {
- // Move `folderCursor` to the current row.
- folderCursor.moveToPosition(i);
-
- // Get the database ID of the item.
- int itemDatabaseId = folderCursor.getInt(folderCursor.getColumnIndex(BookmarksDatabaseHelper._ID));
-
- // If this is a folder, recursively delete the contents first.
- if (bookmarksDatabaseHelper.isFolder(itemDatabaseId)) {
- deleteBookmarkFolderContents(itemDatabaseId);
- }
-
- // Delete the bookmark.
- bookmarksDatabaseHelper.deleteBookmark(itemDatabaseId);
- }
- }
-
- private void updateMoveIcons() {
- // Get a long array of the selected bookmarks.
- long[] selectedBookmarksLongArray = bookmarksListView.getCheckedItemIds();
-
- // Get the database IDs for the first, last, and selected bookmarks.
- int selectedBookmarkDatabaseId = (int) selectedBookmarksLongArray[0];
- int firstBookmarkDatabaseId = (int) bookmarksListView.getItemIdAtPosition(0);
- // bookmarksListView is 0 indexed.
- int lastBookmarkDatabaseId = (int) bookmarksListView.getItemIdAtPosition(bookmarksListView.getCount() - 1);
-
- // Get the current theme status.
- int currentThemeStatus = getResources().getConfiguration().uiMode & Configuration.UI_MODE_NIGHT_MASK;
-
- // Update the move bookmark up `MenuItem`.
- if (selectedBookmarkDatabaseId == firstBookmarkDatabaseId) { // The selected bookmark is in the first position.
- // Disable the move bookmark up `MenuItem`.
- moveBookmarkUpMenuItem.setEnabled(false);
-
- // Set the move bookmark up icon to be ghosted.
- moveBookmarkUpMenuItem.setIcon(R.drawable.move_up_disabled);
- } else { // The selected bookmark is not in the first position.
- // Enable the move bookmark up menu item.
- moveBookmarkUpMenuItem.setEnabled(true);
-
- // Set the icon according to the theme.
- if (currentThemeStatus == Configuration.UI_MODE_NIGHT_YES) {
- moveBookmarkUpMenuItem.setIcon(R.drawable.move_up_enabled_night);
- } else {
- moveBookmarkUpMenuItem.setIcon(R.drawable.move_up_enabled_day);
- }
- }
-
- // Update the move bookmark down `MenuItem`.
- if (selectedBookmarkDatabaseId == lastBookmarkDatabaseId) { // The selected bookmark is in the last position.
- // Disable the move bookmark down `MenuItem`.
- moveBookmarkDownMenuItem.setEnabled(false);
-
- // Set the move bookmark down icon to be ghosted.
- moveBookmarkDownMenuItem.setIcon(R.drawable.move_down_disabled);
- } else { // The selected bookmark is not in the last position.
- // Enable the move bookmark down `MenuItem`.
- moveBookmarkDownMenuItem.setEnabled(true);
-
- // Set the icon according to the theme.
- if (currentThemeStatus == Configuration.UI_MODE_NIGHT_YES) {
- moveBookmarkDownMenuItem.setIcon(R.drawable.move_down_enabled_night);
- } else {
- moveBookmarkDownMenuItem.setIcon(R.drawable.move_down_enabled_day);
- }
- }
- }
-
- private void scrollBookmarks(int selectedBookmarkPosition) {
- // Get the first and last visible bookmark positions.
- int firstVisibleBookmarkPosition = bookmarksListView.getFirstVisiblePosition();
- int lastVisibleBookmarkPosition = bookmarksListView.getLastVisiblePosition();
-
- // Calculate the number of bookmarks per screen.
- int numberOfBookmarksPerScreen = lastVisibleBookmarkPosition - firstVisibleBookmarkPosition;
-
- // Scroll with the moved bookmark if necessary.
- if (selectedBookmarkPosition <= firstVisibleBookmarkPosition) { // The selected bookmark position is at or above the top of the screen.
- // Scroll to the selected bookmark position.
- bookmarksListView.setSelection(selectedBookmarkPosition);
- } else if (selectedBookmarkPosition >= (lastVisibleBookmarkPosition - 1)) { // The selected bookmark is at or below the bottom of the screen.
- // The `-1` handles partial bookmarks displayed at the bottom of the list view. This command scrolls to display the selected bookmark at the bottom of the screen.
- // `+1` assures that the entire bookmark will be displayed in situations where only a partial bookmark fits at the bottom of the list view.
- bookmarksListView.setSelection(selectedBookmarkPosition - numberOfBookmarksPerScreen + 1);
- }
- }
-
- private void loadFolder() {
- // Update bookmarks cursor with the contents of the bookmarks database for the current folder.
- bookmarksCursor = bookmarksDatabaseHelper.getBookmarksByDisplayOrder(currentFolder);
-
- // Setup a `CursorAdapter`. `this` specifies the `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_activity_item_linearlayout, parent, false);
- }
-
- @Override
- public void bindView(View view, Context context, Cursor cursor) {
- // Get handles for the views.
- ImageView bookmarkFavoriteIcon = view.findViewById(R.id.bookmark_favorite_icon);
- TextView bookmarkNameTextView = view.findViewById(R.id.bookmark_name);
-
- // 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 first byte and ending at the last.
- Bitmap favoriteIconBitmap = BitmapFactory.decodeByteArray(favoriteIconByteArray, 0, favoriteIconByteArray.length);
-
- // Display the bitmap in `bookmarkFavoriteIcon`.
- bookmarkFavoriteIcon.setImageBitmap(favoriteIconBitmap);
-
- // Get the bookmark name from the cursor and display it in `bookmarkNameTextView`.
- String bookmarkNameString = cursor.getString(cursor.getColumnIndex(BookmarksDatabaseHelper.BOOKMARK_NAME));
- bookmarkNameTextView.setText(bookmarkNameString);
-
- // Make the font bold for folders.
- if (cursor.getInt(cursor.getColumnIndex(BookmarksDatabaseHelper.IS_FOLDER)) == 1) {
- bookmarkNameTextView.setTypeface(Typeface.DEFAULT_BOLD);
- } else { // Reset the font to default for normal bookmarks.
- bookmarkNameTextView.setTypeface(Typeface.DEFAULT);
- }
- }
- };
-
- // Populate the list view with the adapter.
- bookmarksListView.setAdapter(bookmarksCursorAdapter);
-
- // Set the `AppBar` title.
- if (currentFolder.isEmpty()) {
- appBar.setTitle(R.string.bookmarks);
- } else {
- appBar.setTitle(currentFolder);
- }
- }
-
- @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
projects / PrivacyBrowserAndroid.git / blobdiff