+++ /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.dialogs;
-
-import android.annotation.SuppressLint;
-import android.app.AlertDialog;
-import android.app.Dialog;
-import android.content.Context;
-import android.content.DialogInterface;
-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.os.Bundle;
-import android.preference.PreferenceManager;
-import android.text.Editable;
-import android.text.TextWatcher;
-import android.view.KeyEvent;
-import android.view.View;
-import android.view.WindowManager;
-import android.widget.AdapterView;
-import android.widget.Button;
-import android.widget.EditText;
-import android.widget.ImageView;
-import android.widget.RadioButton;
-import android.widget.RadioGroup;
-import android.widget.ResourceCursorAdapter;
-import android.widget.Spinner;
-import android.widget.TextView;
-
-import com.stoutner.privacybrowser.R;
-import com.stoutner.privacybrowser.helpers.BookmarksDatabaseHelper;
-
-import java.io.ByteArrayOutputStream;
-
-import androidx.annotation.NonNull;
-import androidx.core.content.ContextCompat;
-import androidx.fragment.app.DialogFragment; // The AndroidX dialog fragment must be used or an error is produced on API <=22.
-
-public class EditBookmarkDatabaseViewDialog extends DialogFragment {
- // Define the home folder database ID constant.
- public static final int HOME_FOLDER_DATABASE_ID = -1;
-
- // Define the edit bookmark database view listener.
- private EditBookmarkDatabaseViewListener editBookmarkDatabaseViewListener;
-
-
- // The public interface is used to send information back to the parent activity.
- public interface EditBookmarkDatabaseViewListener {
- void onSaveBookmark(DialogFragment dialogFragment, int selectedBookmarkDatabaseId, Bitmap favoriteIconBitmap);
- }
-
- @Override
- public void onAttach(@NonNull Context context) {
- // Run the default commands.
- super.onAttach(context);
-
- // Get a handle for edit bookmark database view listener from the launching context.
- editBookmarkDatabaseViewListener = (EditBookmarkDatabaseViewListener) context;
- }
-
-
- public static EditBookmarkDatabaseViewDialog bookmarkDatabaseId(int databaseId, Bitmap favoriteIconBitmap) {
- // Create a favorite icon byte array output stream.
- ByteArrayOutputStream favoriteIconByteArrayOutputStream = new ByteArrayOutputStream();
-
- // Convert the favorite icon to a PNG and place it in the byte array output stream. `0` is for lossless compression (the only option for a PNG).
- favoriteIconBitmap.compress(Bitmap.CompressFormat.PNG, 0, favoriteIconByteArrayOutputStream);
-
- // Convert the byte array output stream to a byte array.
- byte[] favoriteIconByteArray = favoriteIconByteArrayOutputStream.toByteArray();
-
- // Create an arguments bundle.
- Bundle argumentsBundle = new Bundle();
-
- // Store the variables in the bundle.
- argumentsBundle.putInt("database_id", databaseId);
- argumentsBundle.putByteArray("favorite_icon_byte_array", favoriteIconByteArray);
-
- // Create a new instance of the dialog.
- EditBookmarkDatabaseViewDialog editBookmarkDatabaseViewDialog = new EditBookmarkDatabaseViewDialog();
-
- // Add the arguments bundle to the dialog.
- editBookmarkDatabaseViewDialog.setArguments(argumentsBundle);
-
- // Return the new dialog.
- return editBookmarkDatabaseViewDialog;
- }
-
- // `@SuppressLing("InflateParams")` removes the warning about using `null` as the parent view group when inflating the `AlertDialog`.
- @SuppressLint("InflateParams")
- @Override
- @NonNull
- public Dialog onCreateDialog(Bundle savedInstanceState) {
- // Get the arguments.
- Bundle arguments = getArguments();
-
- // Remove the incorrect lint warning below that the arguments might be null.
- assert arguments != null;
-
- // Get the bookmark database ID from the bundle.
- int bookmarkDatabaseId = getArguments().getInt("database_id");
-
- // Get the favorite icon byte array.
- byte[] favoriteIconByteArray = arguments.getByteArray("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.
- Bitmap favoriteIconBitmap = BitmapFactory.decodeByteArray(favoriteIconByteArray, 0, favoriteIconByteArray.length);
-
- // Initialize the database helper. The `0` specifies a database version, but that is ignored and set instead using a constant in `BookmarksDatabaseHelper`.
- BookmarksDatabaseHelper bookmarksDatabaseHelper = new BookmarksDatabaseHelper(getContext(), null, null, 0);
-
- // Get a cursor with the selected bookmark and move it to the first position.
- Cursor bookmarkCursor = bookmarksDatabaseHelper.getBookmark(bookmarkDatabaseId);
- bookmarkCursor.moveToFirst();
-
- // Use an alert dialog builder to create the alert dialog.
- AlertDialog.Builder dialogBuilder;
-
- // Get a handle for the shared preferences.
- SharedPreferences sharedPreferences = PreferenceManager.getDefaultSharedPreferences(getContext());
-
- // Get the screenshot and theme preferences.
- boolean allowScreenshots = sharedPreferences.getBoolean("allow_screenshots", false);
- boolean darkTheme = sharedPreferences.getBoolean("dark_theme", false);
-
- // Set the style according to the theme.
- if (darkTheme) {
- dialogBuilder = new AlertDialog.Builder(getActivity(), R.style.PrivacyBrowserAlertDialogDark);
- } else {
- dialogBuilder = new AlertDialog.Builder(getActivity(), R.style.PrivacyBrowserAlertDialogLight);
- }
-
- // Set the title.
- dialogBuilder.setTitle(R.string.edit_bookmark);
-
- // Remove the incorrect lint warning below that `getLayoutInflater()` might be null.
- assert getActivity() != null;
-
- // Set the view. The parent view is `null` because it will be assigned by `AlertDialog`.
- dialogBuilder.setView(getActivity().getLayoutInflater().inflate(R.layout.edit_bookmark_databaseview_dialog, null));
-
- // Set the listener for the negative button.
- dialogBuilder.setNegativeButton(R.string.cancel, (DialogInterface dialog, int which) -> {
- // Do nothing. The `AlertDialog` will close automatically.
- });
-
- // Set the listener for the positive button.
- dialogBuilder.setPositiveButton(R.string.save, (DialogInterface dialog, int which) -> {
- // Return the `DialogFragment` to the parent activity on save.
- editBookmarkDatabaseViewListener.onSaveBookmark(this, bookmarkDatabaseId, favoriteIconBitmap);
- });
-
- // Create an alert dialog from the alert dialog builder`.
- final AlertDialog alertDialog = dialogBuilder.create();
-
- // Remove the warning below that `getWindow()` might be null.
- assert alertDialog.getWindow() != null;
-
- // Disable screenshots if not allowed.
- if (!allowScreenshots) {
- alertDialog.getWindow().addFlags(WindowManager.LayoutParams.FLAG_SECURE);
- }
-
- // The alert dialog must be shown before items in the layout can be modified.
- alertDialog.show();
-
- // Get handles for the layout items.
- TextView databaseIdTextView = alertDialog.findViewById(R.id.edit_bookmark_database_id_textview);
- RadioGroup iconRadioGroup = alertDialog.findViewById(R.id.edit_bookmark_icon_radiogroup);
- ImageView currentIconImageView = alertDialog.findViewById(R.id.edit_bookmark_current_icon);
- ImageView newFavoriteIconImageView = alertDialog.findViewById(R.id.edit_bookmark_webpage_favorite_icon);
- RadioButton newIconRadioButton = alertDialog.findViewById(R.id.edit_bookmark_webpage_favorite_icon_radiobutton);
- EditText nameEditText = alertDialog.findViewById(R.id.edit_bookmark_name_edittext);
- EditText urlEditText = alertDialog.findViewById(R.id.edit_bookmark_url_edittext);
- Spinner folderSpinner = alertDialog.findViewById(R.id.edit_bookmark_folder_spinner);
- EditText displayOrderEditText = alertDialog.findViewById(R.id.edit_bookmark_display_order_edittext);
- Button editButton = alertDialog.getButton(AlertDialog.BUTTON_POSITIVE);
-
- // Store the current bookmark values.
- String currentBookmarkName = bookmarkCursor.getString(bookmarkCursor.getColumnIndex(BookmarksDatabaseHelper.BOOKMARK_NAME));
- String currentUrl = bookmarkCursor.getString(bookmarkCursor.getColumnIndex(BookmarksDatabaseHelper.BOOKMARK_URL));
- int currentDisplayOrder = bookmarkCursor.getInt(bookmarkCursor.getColumnIndex(BookmarksDatabaseHelper.DISPLAY_ORDER));
-
- // Set the database ID.
- databaseIdTextView.setText(String.valueOf(bookmarkCursor.getInt(bookmarkCursor.getColumnIndex(BookmarksDatabaseHelper._ID))));
-
- // Get the current favorite icon byte array from the `Cursor`.
- byte[] currentIconByteArray = bookmarkCursor.getBlob(bookmarkCursor.getColumnIndex(BookmarksDatabaseHelper.FAVORITE_ICON));
-
- // Convert the byte array to a `Bitmap` beginning at the first byte and ending at the last.
- Bitmap currentIconBitmap = BitmapFactory.decodeByteArray(currentIconByteArray, 0, currentIconByteArray.length);
-
- // Display `currentIconBitmap` in `edit_bookmark_current_icon`.
- currentIconImageView.setImageBitmap(currentIconBitmap);
-
- // Set the new favorite icon bitmap.
- newFavoriteIconImageView.setImageBitmap(favoriteIconBitmap);
-
- // Populate the bookmark name and URL `EditTexts`.
- nameEditText.setText(currentBookmarkName);
- urlEditText.setText(currentUrl);
-
- // Setup a matrix cursor for "Home Folder".
- String[] matrixCursorColumnNames = {BookmarksDatabaseHelper._ID, BookmarksDatabaseHelper.BOOKMARK_NAME};
- MatrixCursor matrixCursor = new MatrixCursor(matrixCursorColumnNames);
- 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});
-
- // Remove the incorrect lint warning below that `getContext()` might be null.
- assert getContext() != null;
-
- // Create a resource cursor adapter for the spinner.
- ResourceCursorAdapter foldersCursorAdapter = new ResourceCursorAdapter(getContext(), R.layout.databaseview_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() == 0) { // Set the `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));
- } else { // Set a user folder icon.
- // Get the folder icon byte array.
- 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 folder icon.
- spinnerItemImageView.setImageBitmap(folderIconBitmap);
- }
-
- // Set the text view to display the folder name.
- spinnerItemTextView.setText(cursor.getString(cursor.getColumnIndex(BookmarksDatabaseHelper.BOOKMARK_NAME)));
- }
- };
-
- // Set the `ResourceCursorAdapter` drop drown view resource.
- foldersCursorAdapter.setDropDownViewResource(R.layout.databaseview_spinner_dropdown_items);
-
- // Set the adapter for the folder `Spinner`.
- folderSpinner.setAdapter(foldersCursorAdapter);
-
- // Get the parent folder name.
- String parentFolder = bookmarkCursor.getString(bookmarkCursor.getColumnIndex(BookmarksDatabaseHelper.PARENT_FOLDER));
-
- // Select the current folder in the `Spinner` if the bookmark isn't in the "Home Folder".
- if (!parentFolder.equals("")) {
- // Get the database ID of the parent folder.
- int folderDatabaseId = bookmarksDatabaseHelper.getFolderDatabaseId(bookmarkCursor.getString(bookmarkCursor.getColumnIndex(BookmarksDatabaseHelper.PARENT_FOLDER)));
-
- // Initialize `parentFolderPosition` and the iteration variable.
- int parentFolderPosition = 0;
- int i = 0;
-
- // Find the parent folder position in folders `ResourceCursorAdapter`.
- do {
- if (foldersCursorAdapter.getItemId(i) == folderDatabaseId) {
- // Store the current position for the parent folder.
- parentFolderPosition = i;
- } else {
- // Try the next entry.
- i++;
- }
- // Stop when the parent folder position is found or all the items in the `ResourceCursorAdapter` have been checked.
- } while ((parentFolderPosition == 0) && (i < foldersCursorAdapter.getCount()));
-
- // Select the parent folder in the `Spinner`.
- folderSpinner.setSelection(parentFolderPosition);
- }
-
- // Store the current folder database ID.
- int currentFolderDatabaseId = (int) folderSpinner.getSelectedItemId();
-
- // Populate the display order `EditText`.
- displayOrderEditText.setText(String.valueOf(bookmarkCursor.getInt(bookmarkCursor.getColumnIndex(BookmarksDatabaseHelper.DISPLAY_ORDER))));
-
- // Initially disable the edit button.
- editButton.setEnabled(false);
-
- // Update the edit button if the icon selection changes.
- iconRadioGroup.setOnCheckedChangeListener((group, checkedId) -> {
- // Update the edit button.
- updateEditButton(nameEditText, urlEditText, displayOrderEditText, folderSpinner, newIconRadioButton, editButton, currentBookmarkName, currentUrl, currentFolderDatabaseId, currentDisplayOrder);
- });
-
- // Update the edit button if the bookmark name changes.
- nameEditText.addTextChangedListener(new TextWatcher() {
- @Override
- public void beforeTextChanged(CharSequence s, int start, int count, int after) {
- // Do nothing.
- }
-
- @Override
- public void onTextChanged(CharSequence s, int start, int before, int count) {
- // Do nothing.
- }
-
- @Override
- public void afterTextChanged(Editable s) {
- // Update the edit button.
- updateEditButton(nameEditText, urlEditText, displayOrderEditText, folderSpinner, newIconRadioButton, editButton, currentBookmarkName, currentUrl, currentFolderDatabaseId, currentDisplayOrder);
- }
- });
-
- // Update the edit button if the URL changes.
- urlEditText.addTextChangedListener(new TextWatcher() {
- @Override
- public void beforeTextChanged(CharSequence s, int start, int count, int after) {
- // Do nothing.
- }
-
- @Override
- public void onTextChanged(CharSequence s, int start, int before, int count) {
- // Do nothing.
- }
-
- @Override
- public void afterTextChanged(Editable s) {
- // Update the edit button.
- updateEditButton(nameEditText, urlEditText, displayOrderEditText, folderSpinner, newIconRadioButton, editButton, currentBookmarkName, currentUrl, currentFolderDatabaseId, currentDisplayOrder);
- }
- });
-
- // Update the edit button if the folder changes.
- folderSpinner.setOnItemSelectedListener(new AdapterView.OnItemSelectedListener() {
- @Override
- public void onItemSelected(AdapterView<?> parent, View view, int position, long id) {
- // Update the edit button.
- updateEditButton(nameEditText, urlEditText, displayOrderEditText, folderSpinner, newIconRadioButton, editButton, currentBookmarkName, currentUrl, currentFolderDatabaseId, currentDisplayOrder);
- }
-
- @Override
- public void onNothingSelected(AdapterView<?> parent) {
-
- }
- });
-
- // Update the edit button if the display order changes.
- displayOrderEditText.addTextChangedListener(new TextWatcher() {
- @Override
- public void beforeTextChanged(CharSequence s, int start, int count, int after) {
- // Do nothing.
- }
-
- @Override
- public void onTextChanged(CharSequence s, int start, int before, int count) {
- // Do nothing.
- }
-
- @Override
- public void afterTextChanged(Editable s) {
- // Update the edit button.
- updateEditButton(nameEditText, urlEditText, displayOrderEditText, folderSpinner, newIconRadioButton, editButton, currentBookmarkName, currentUrl, currentFolderDatabaseId, currentDisplayOrder);
- }
- });
-
- // Allow the `enter` key on the keyboard to save the bookmark from the bookmark name `EditText`.
- nameEditText.setOnKeyListener((View v, int keyCode, KeyEvent event) -> {
- // Save the bookmark if the event is a key-down on the "enter" button.
- if ((event.getAction() == KeyEvent.ACTION_DOWN) && (keyCode == KeyEvent.KEYCODE_ENTER) && editButton.isEnabled()) { // The enter key was pressed and the edit button is enabled.
- // Trigger the `Listener` and return the `DialogFragment` to the parent activity.
- editBookmarkDatabaseViewListener.onSaveBookmark(EditBookmarkDatabaseViewDialog.this, bookmarkDatabaseId, favoriteIconBitmap);
-
- // Manually dismiss `alertDialog`.
- alertDialog.dismiss();
-
- // Consume the event.
- return true;
- } else { // If any other key was pressed, or if the edit button is currently disabled, do not consume the event.
- return false;
- }
- });
-
- // Allow the "enter" key on the keyboard to save the bookmark from the URL `EditText`.
- urlEditText.setOnKeyListener((View v, int keyCode, KeyEvent event) -> {
- // Save the bookmark if the event is a key-down on the "enter" button.
- if ((event.getAction() == KeyEvent.ACTION_DOWN) && (keyCode == KeyEvent.KEYCODE_ENTER) && editButton.isEnabled()) { // The enter key was pressed and the edit button is enabled.
- // Trigger the `Listener` and return the `DialogFragment` to the parent activity.
- editBookmarkDatabaseViewListener.onSaveBookmark(EditBookmarkDatabaseViewDialog.this, bookmarkDatabaseId, favoriteIconBitmap);
-
- // Manually dismiss the `AlertDialog`.
- alertDialog.dismiss();
-
- // Consume the event.
- return true;
- } else { // If any other key was pressed, or if the edit button is currently disabled, do not consume the event.
- return false;
- }
- });
-
- // Allow the "enter" key on the keyboard to save the bookmark from the display order `EditText`.
- displayOrderEditText.setOnKeyListener((View v, int keyCode, KeyEvent event) -> {
- // Save the bookmark if the event is a key-down on the "enter" button.
- if ((event.getAction() == KeyEvent.ACTION_DOWN) && (keyCode == KeyEvent.KEYCODE_ENTER) && editButton.isEnabled()) { // The enter key was pressed and the edit button is enabled.
- // Trigger the `Listener` and return the `DialogFragment` to the parent activity.
- editBookmarkDatabaseViewListener.onSaveBookmark(EditBookmarkDatabaseViewDialog.this, bookmarkDatabaseId, favoriteIconBitmap);
-
- // Manually dismiss the `AlertDialog`.
- alertDialog.dismiss();
-
- // Consume the event.
- return true;
- } else { // If any other key was pressed, or if the edit button is currently disabled, do not consume the event.
- return false;
- }
- });
-
- // `onCreateDialog` requires the return of an `AlertDialog`.
- return alertDialog;
- }
-
- private void updateEditButton(EditText nameEditText, EditText urlEditText, EditText displayOrderEditText, Spinner folderSpinner, RadioButton newIconRadioButton, Button editButton,
- String currentBookmarkName, String currentUrl, int currentFolderDatabaseId, int currentDisplayOrder) {
- // Get the values from the dialog.
- String newName = nameEditText.getText().toString();
- String newUrl = urlEditText.getText().toString();
- int newFolderDatabaseId = (int) folderSpinner.getSelectedItemId();
- String newDisplayOrder = displayOrderEditText.getText().toString();
-
- // Has the favorite icon changed?
- boolean iconChanged = newIconRadioButton.isChecked();
-
- // Has the name changed?
- boolean nameChanged = !newName.equals(currentBookmarkName);
-
- // Has the URL changed?
- boolean urlChanged = !newUrl.equals(currentUrl);
-
- // Has the folder changed?
- boolean folderChanged = newFolderDatabaseId != currentFolderDatabaseId;
-
- // Has the display order changed?
- boolean displayOrderChanged = !newDisplayOrder.equals(String.valueOf(currentDisplayOrder));
-
- // Is the display order empty?
- boolean displayOrderNotEmpty = !newDisplayOrder.isEmpty();
-
- // Update the enabled status of the edit button.
- editButton.setEnabled((iconChanged || nameChanged || urlChanged || folderChanged || displayOrderChanged) && displayOrderNotEmpty);
- }
-}
\ No newline at end of file
projects / PrivacyBrowserAndroid.git / blobdiff