X-Git-Url: https://gitweb.stoutner.com/?a=blobdiff_plain;f=app%2Fsrc%2Fmain%2Fjava%2Fcom%2Fstoutner%2Fprivacybrowser%2Fdialogs%2FEditBookmarkDialog.java;fp=app%2Fsrc%2Fmain%2Fjava%2Fcom%2Fstoutner%2Fprivacybrowser%2Fdialogs%2FEditBookmarkDialog.java;h=0000000000000000000000000000000000000000;hb=bc2e180db377eedadbe1ea455d8fb311ead8f9d6;hp=df4a1a14e2e175fceeeaf6f9690bb1711692824c;hpb=a9b4d8c78a305c2602ced2058702254ea4e3b79b;p=PrivacyBrowserAndroid.git diff --git a/app/src/main/java/com/stoutner/privacybrowser/dialogs/EditBookmarkDialog.java b/app/src/main/java/com/stoutner/privacybrowser/dialogs/EditBookmarkDialog.java deleted file mode 100644 index df4a1a14..00000000 --- a/app/src/main/java/com/stoutner/privacybrowser/dialogs/EditBookmarkDialog.java +++ /dev/null @@ -1,318 +0,0 @@ -/* - * Copyright © 2016-2020 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.dialogs; - -import android.annotation.SuppressLint; -import android.app.Dialog; -import android.content.Context; -import android.content.DialogInterface; -import android.content.SharedPreferences; -import android.database.Cursor; -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.Button; -import android.widget.EditText; -import android.widget.ImageView; -import android.widget.RadioButton; -import android.widget.RadioGroup; - -import androidx.annotation.NonNull; -import androidx.appcompat.app.AlertDialog; -import androidx.fragment.app.DialogFragment; - -import com.stoutner.privacybrowser.R; -import com.stoutner.privacybrowser.helpers.BookmarksDatabaseHelper; - -import java.io.ByteArrayOutputStream; - -public class EditBookmarkDialog extends DialogFragment { - // Define the edit bookmark listener. - private EditBookmarkListener editBookmarkListener; - - // The public interface is used to send information back to the parent activity. - public interface EditBookmarkListener { - void onSaveBookmark(DialogFragment dialogFragment, int selectedBookmarkDatabaseId, Bitmap favoriteIconBitmap); - } - - public void onAttach(@NonNull Context context) { - // Run the default commands. - super.onAttach(context); - - // Get a handle for `EditBookmarkListener` from the launching context. - editBookmarkListener = (EditBookmarkListener) context; - } - - // Store the database ID in the arguments bundle. - public static EditBookmarkDialog 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. - EditBookmarkDialog editBookmarkDialog = new EditBookmarkDialog(); - - // Add the arguments bundle to the dialog. - editBookmarkDialog.setArguments(argumentsBundle); - - // Return the new dialog. - return editBookmarkDialog; - } - - // `@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; - - // Store the bookmark database ID in the class variable. - int selectedBookmarkDatabaseId = arguments.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(selectedBookmarkDatabaseId); - bookmarkCursor.moveToFirst(); - - // Use an alert dialog builder to create the alert dialog. - AlertDialog.Builder dialogBuilder = new AlertDialog.Builder(requireContext(), R.style.PrivacyBrowserAlertDialog); - - // Set the title. - dialogBuilder.setTitle(R.string.edit_bookmark); - - // Remove the incorrect lint warning that `getActivity().getLayoutInflater()` might be null. - assert getActivity() != null; - - // Set the view. The parent view is null because it will be assigned by the alert dialog. - dialogBuilder.setView(getActivity().getLayoutInflater().inflate(R.layout.edit_bookmark_dialog, null)); - - // Set the cancel button listener. - dialogBuilder.setNegativeButton(R.string.cancel, (DialogInterface dialog, int which) -> { - // Do nothing. The alert dialog will close automatically. - }); - - // Set the save button listener. - dialogBuilder.setPositiveButton(R.string.save, (DialogInterface dialog, int which) -> { - // Return the dialog fragment to the parent activity. - editBookmarkListener.onSaveBookmark(this, selectedBookmarkDatabaseId, favoriteIconBitmap); - }); - - // Create an alert dialog from the builder. - final AlertDialog alertDialog = dialogBuilder.create(); - - // remove the incorrect lint warning below that `getWindow().addFlags()` might be null. - assert alertDialog.getWindow() != null; - - // Get a handle for the shared preferences. - SharedPreferences sharedPreferences = PreferenceManager.getDefaultSharedPreferences(getContext()); - - // Get the screenshot preference. - boolean allowScreenshots = sharedPreferences.getBoolean("allow_screenshots", false); - - // 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. - 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); - EditText nameEditText = alertDialog.findViewById(R.id.edit_bookmark_name_edittext); - EditText urlEditText = alertDialog.findViewById(R.id.edit_bookmark_url_edittext); - Button editButton = alertDialog.getButton(AlertDialog.BUTTON_POSITIVE); - - // Remove the incorrect lint warnings below that the views might be null. - assert iconRadioGroup != null; - assert currentIconImageView != null; - assert newFavoriteIconImageView != null; - assert nameEditText != null; - assert urlEditText != null; - - // 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 the current icon bitmap. - currentIconImageView.setImageBitmap(currentIconBitmap); - - // Set the new favorite icon bitmap. - newFavoriteIconImageView.setImageBitmap(favoriteIconBitmap); - - // Store the current bookmark name and URL. - String currentName = bookmarkCursor.getString(bookmarkCursor.getColumnIndex(BookmarksDatabaseHelper.BOOKMARK_NAME)); - String currentUrl = bookmarkCursor.getString(bookmarkCursor.getColumnIndex(BookmarksDatabaseHelper.BOOKMARK_URL)); - - // Populate the edit texts. - nameEditText.setText(currentName); - urlEditText.setText(currentUrl); - - // Initially disable the edit button. - editButton.setEnabled(false); - - // Update the edit button if the icon selection changes. - iconRadioGroup.setOnCheckedChangeListener((RadioGroup group, int checkedId) -> { - // Update the edit button. - updateEditButton(alertDialog, currentName, currentUrl); - }); - - // 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(alertDialog, currentName, currentUrl); - } - }); - - // 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(alertDialog, currentName, currentUrl); - } - }); - - // Allow the enter key on the keyboard to save the bookmark from the bookmark name edit text. - 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. - editBookmarkListener.onSaveBookmark(this, selectedBookmarkDatabaseId, 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 edit text. - 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. - editBookmarkListener.onSaveBookmark(this, selectedBookmarkDatabaseId, favoriteIconBitmap); - - // Manually dismiss the alert dialog. - 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; - } - }); - - // Return the alert dialog. - return alertDialog; - } - - private void updateEditButton(AlertDialog alertdialog, String currentName, String currentUrl) { - // Get handles for the views. - EditText nameEditText = alertdialog.findViewById(R.id.edit_bookmark_name_edittext); - EditText urlEditText = alertdialog.findViewById(R.id.edit_bookmark_url_edittext); - RadioButton newIconRadioButton = alertdialog.findViewById(R.id.edit_bookmark_webpage_favorite_icon_radiobutton); - Button editButton = alertdialog.getButton(AlertDialog.BUTTON_POSITIVE); - - // Remove the incorrect lint warnings below that the views might be null. - assert nameEditText != null; - assert urlEditText != null; - assert newIconRadioButton != null; - - // Get the text from the edit texts. - String newName = nameEditText.getText().toString(); - String newUrl = urlEditText.getText().toString(); - - // Has the favorite icon changed? - boolean iconChanged = newIconRadioButton.isChecked(); - - // Has the name changed? - boolean nameChanged = !newName.equals(currentName); - - // Has the URL changed? - boolean urlChanged = !newUrl.equals(currentUrl); - - // Update the enabled status of the edit button. - editButton.setEnabled(iconChanged || nameChanged || urlChanged); - } -} \ No newline at end of file