+++ /dev/null
-/*
- * Copyright © 2015-2019 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.Dialog;
-import android.content.Context;
-import android.content.DialogInterface;
-import android.content.Intent;
-import android.content.SharedPreferences;
-import android.graphics.Bitmap;
-import android.graphics.BitmapFactory;
-import android.graphics.drawable.BitmapDrawable;
-import android.graphics.drawable.Drawable;
-import android.net.Uri;
-import android.os.Bundle;
-import android.preference.PreferenceManager;
-import android.text.Editable;
-import android.text.TextWatcher;
-import android.view.KeyEvent;
-import android.view.LayoutInflater;
-import android.view.View;
-import android.view.WindowManager;
-import android.widget.Button;
-import android.widget.EditText;
-import android.widget.RadioButton;
-
-import androidx.annotation.NonNull;
-import androidx.appcompat.app.AlertDialog;
-import androidx.core.content.pm.ShortcutInfoCompat;
-import androidx.core.content.pm.ShortcutManagerCompat;
-import androidx.core.graphics.drawable.IconCompat;
-import androidx.fragment.app.DialogFragment;
-
-import com.stoutner.privacybrowser.BuildConfig;
-import com.stoutner.privacybrowser.R;
-
-import java.io.ByteArrayOutputStream;
-
-public class CreateHomeScreenShortcutDialog extends DialogFragment {
- // Define the class variables.
- private EditText shortcutNameEditText;
- private EditText urlEditText;
- private RadioButton openWithPrivacyBrowserRadioButton;
-
- // The public constructor.
- public static CreateHomeScreenShortcutDialog createDialog(String shortcutName, String urlString, 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.putString("shortcut_name", shortcutName);
- argumentsBundle.putString("url_string", urlString);
- argumentsBundle.putByteArray("favorite_icon_byte_array", favoriteIconByteArray);
-
- // Create a new instance of the dialog.
- CreateHomeScreenShortcutDialog createHomeScreenShortcutDialog = new CreateHomeScreenShortcutDialog();
-
- // Add the bundle to the dialog.
- createHomeScreenShortcutDialog.setArguments(argumentsBundle);
-
- // Return the new dialog.
- return createHomeScreenShortcutDialog;
- }
-
- // `@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 strings from the arguments.
- String initialShortcutName = arguments.getString("shortcut_name");
- String initialUrlString = arguments.getString("url_string");
-
- // 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 and store it in a class variable.
- Bitmap favoriteIconBitmap = BitmapFactory.decodeByteArray(favoriteIconByteArray, 0, favoriteIconByteArray.length);
-
- // Get a handle for the shared preferences.
- SharedPreferences sharedPreferences = PreferenceManager.getDefaultSharedPreferences(getContext());
-
- // Get the theme and screenshot preferences.
- boolean darkTheme = sharedPreferences.getBoolean("dark_theme", false);
- boolean allowScreenshots = sharedPreferences.getBoolean("allow_screenshots", false);
-
- // Remove the incorrect lint warning below that the layout inflater might be null.
- assert getActivity() != null;
-
- // Get the activity's layout inflater.
- LayoutInflater layoutInflater = getActivity().getLayoutInflater();
-
- // Create a drawable version of the favorite icon.
- Drawable favoriteIconDrawable = new BitmapDrawable(getResources(), favoriteIconBitmap);
-
- // Use a builder to create the alert dialog.
- AlertDialog.Builder dialogBuilder;
-
- // 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 and icon.
- dialogBuilder.setTitle(R.string.create_shortcut);
- dialogBuilder.setIcon(favoriteIconDrawable);
-
- // Set the view. The parent view is null because it will be assigned by the alert dialog.
- dialogBuilder.setView(layoutInflater.inflate(R.layout.create_home_screen_shortcut_dialog, null));
-
- // Setup the close button. Using null closes the dialog without doing anything else.
- dialogBuilder.setNegativeButton(R.string.cancel, null);
-
- // Set an `onClick` listener on the create button.
- dialogBuilder.setPositiveButton(R.string.create, (DialogInterface dialog, int which) -> {
- // Create the home screen shortcut.
- createHomeScreenShortcut(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 the contents may be edited.
- alertDialog.show();
-
- // Get handles for the views.
- shortcutNameEditText = alertDialog.findViewById(R.id.shortcut_name_edittext);
- urlEditText = alertDialog.findViewById(R.id.url_edittext);
- openWithPrivacyBrowserRadioButton = alertDialog.findViewById(R.id.open_with_privacy_browser_radiobutton);
- Button createButton = alertDialog.getButton(AlertDialog.BUTTON_POSITIVE);
-
- // Populate the edit texts.
- shortcutNameEditText.setText(initialShortcutName);
- urlEditText.setText(initialUrlString);
-
- // Add a text change listener to the shortcut name edit text.
- shortcutNameEditText.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 create button.
- updateCreateButton(createButton);
- }
- });
-
- // Add a text change listener to the URL edit text.
- 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 create button.
- updateCreateButton(createButton);
- }
- });
-
- // Allow the enter key on the keyboard to create the shortcut when editing the name.
- shortcutNameEditText.setOnKeyListener((View view, int keyCode, KeyEvent keyEvent) -> {
- // Check to see if the enter key was pressed.
- if ((keyEvent.getAction() == KeyEvent.ACTION_DOWN) && (keyCode == KeyEvent.KEYCODE_ENTER)) {
- // Check the status of the create button.
- if (createButton.isEnabled()) { // The create button is enabled.
- // Create the home screen shortcut.
- createHomeScreenShortcut(favoriteIconBitmap);
-
- // Manually dismiss the alert dialog.
- alertDialog.dismiss();
-
- // Consume the event.
- return true;
- } else { // The create button is disabled.
- // Do not consume the event.
- return false;
- }
- } else { // Some other key was pressed.
- // Do not consume the event.
- return false;
- }
- });
-
- // Set the enter key on the keyboard to create the shortcut when editing the URL.
- urlEditText.setOnKeyListener((View view, int keyCode, KeyEvent keyEvent) -> {
- // Check to see if the enter key was pressed.
- if ((keyEvent.getAction() == KeyEvent.ACTION_DOWN) && (keyCode == KeyEvent.KEYCODE_ENTER)) {
- // Check the status of the create button.
- if (createButton.isEnabled()) { // The create button is enabled.
- // Create the home screen shortcut.
- createHomeScreenShortcut(favoriteIconBitmap);
-
- // Manually dismiss the alert dialog.
- alertDialog.dismiss();
-
- // Consume the event.
- return true;
- } else { // The create button is disabled.
- // Do not consume the event.
- return false;
- }
- } else { // Some other key was pressed.
- // Do not consume the event.
- return false;
- }
- });
-
- // Return the alert dialog.
- return alertDialog;
- }
-
- private void updateCreateButton(Button createButton) {
- // Get the contents of the edit texts.
- String shortcutName = shortcutNameEditText.getText().toString();
- String urlString = urlEditText.getText().toString();
-
- // Enable the create button if both the shortcut name and the URL are not empty.
- createButton.setEnabled(!shortcutName.isEmpty() && !urlString.isEmpty());
- }
-
- private void createHomeScreenShortcut(Bitmap favoriteIconBitmap) {
- // Get a handle for the context.
- Context context = getContext();
-
- // Remove the incorrect lint warning below that the context might be null.
- assert context != null;
-
- // Get the strings from the edit texts.
- String shortcutName = shortcutNameEditText.getText().toString();
- String urlString = urlEditText.getText().toString();
-
- // Convert the favorite icon bitmap to an icon. `IconCompat` must be used until the minimum API >= 26.
- IconCompat favoriteIcon = IconCompat.createWithBitmap(favoriteIconBitmap);
-
- // Create a shortcut intent.
- Intent shortcutIntent = new Intent(Intent.ACTION_VIEW);
-
- // Check to see if the shortcut should open up Privacy Browser explicitly.
- if (openWithPrivacyBrowserRadioButton.isChecked()) {
- // Set the current application ID as the target package.
- shortcutIntent.setPackage(BuildConfig.APPLICATION_ID);
- }
-
- // Add the URL to the intent.
- shortcutIntent.setData(Uri.parse(urlString));
-
- // Create a shortcut info builder. The shortcut name becomes the shortcut ID.
- ShortcutInfoCompat.Builder shortcutInfoBuilder = new ShortcutInfoCompat.Builder(context, shortcutName);
-
- // Add the required fields to the shortcut info builder.
- shortcutInfoBuilder.setIcon(favoriteIcon);
- shortcutInfoBuilder.setIntent(shortcutIntent);
- shortcutInfoBuilder.setShortLabel(shortcutName);
-
- // Add the shortcut to the home screen. `ShortcutManagerCompat` can be switched to `ShortcutManager` once the minimum API >= 26.
- ShortcutManagerCompat.requestPinShortcut(context, shortcutInfoBuilder.build(), null);
- }
-}
\ No newline at end of file
projects / PrivacyBrowserAndroid.git / blobdiff