X-Git-Url: https://gitweb.stoutner.com/?a=blobdiff_plain;f=app%2Fsrc%2Fmain%2Fjava%2Fcom%2Fstoutner%2Fprivacybrowser%2Factivities%2FBookmarksDatabaseViewActivity.java;h=7452b0bc4b53a1e6e70dd9fa6003a9a407c7e5ae;hb=HEAD;hp=3cdc67923370809053db8bf92d72bc2e73eb6459;hpb=f0393ca22075be3e5fe9199c7db87381256236fa;p=PrivacyBrowserAndroid.git diff --git a/app/src/main/java/com/stoutner/privacybrowser/activities/BookmarksDatabaseViewActivity.java b/app/src/main/java/com/stoutner/privacybrowser/activities/BookmarksDatabaseViewActivity.java deleted file mode 100644 index 3cdc6792..00000000 --- a/app/src/main/java/com/stoutner/privacybrowser/activities/BookmarksDatabaseViewActivity.java +++ /dev/null @@ -1,886 +0,0 @@ -/* - * Copyright © 2016-2019 Soren Stoutner . - * - * This file is part of 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 . - */ - -package com.stoutner.privacybrowser.activities; - -import android.annotation.SuppressLint; -import android.content.Context; -import android.content.Intent; -import android.content.SharedPreferences; -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.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.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) { - // Get a handle for the shared preferences. - SharedPreferences sharedPreferences = PreferenceManager.getDefaultSharedPreferences(this); - - // Get the theme and screenshot preferences. - boolean darkTheme = sharedPreferences.getBoolean("dark_theme", false); - boolean allowScreenshots = sharedPreferences.getBoolean("allow_screenshots", false); - - // Disable screenshots if not allowed. - if (!allowScreenshots) { - getWindow().addFlags(WindowManager.LayoutParams.FLAG_SECURE); - } - - // Set the activity theme. - if (darkTheme) { - setTheme(R.style.PrivacyBrowserDark_SecondaryActivity); - } else { - setTheme(R.style.PrivacyBrowserLight_SecondaryActivity); - } - - // Run the default commands. - super.onCreate(savedInstanceState); - - // Get the intent that launched the activity. - Intent launchingIntent = getIntent(); - - // Get the favorite icon byte array. - byte[] favoriteIconByteArray = launchingIntent.getByteArrayExtra("favorite_icon_byte_array"); - - // Remove the incorrect lint warning below that the favorite icon byte array might be null. - assert favoriteIconByteArray != null; - - // Convert the favorite icon byte array to a bitmap and store it in a class variable. - Bitmap favoriteIconBitmap = BitmapFactory.decodeByteArray(favoriteIconByteArray, 0, favoriteIconByteArray.length); - - // 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 action bar. - 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 (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, favoriteIconBitmap); - editBookmarkFolderDatabaseViewDialog.show(getSupportFragmentManager(), getResources().getString(R.string.edit_folder)); - } else { - // Show the edit bookmark dialog. - DialogFragment editBookmarkDatabaseViewDialog = EditBookmarkDatabaseViewDialog.bookmarkDatabaseId(databaseId, favoriteIconBitmap); - 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 a handle for the shared preferences. - SharedPreferences sharedPreferences = PreferenceManager.getDefaultSharedPreferences(this); - - // Get the theme preferences. - boolean darkTheme = sharedPreferences.getBoolean("dark_theme", false); - - // Get the ID of the menu item that was selected. - int menuItemId = menuItem.getItemId(); - - // Run the command that corresponds to the selected menu item. - 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 (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 (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, Bitmap favoriteIconBitmap) { - // 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. - // 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, Bitmap favoriteIconBitmap) { - // 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 = 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 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