2 * Copyright © 2018-2019 Soren Stoutner <soren@stoutner.com>.
4 * This file is part of Privacy Browser <https://www.stoutner.com/privacy-browser>.
6 * Privacy Browser is free software: you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation, either version 3 of the License, or
9 * (at your option) any later version.
11 * Privacy Browser is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with Privacy Browser. If not, see <http://www.gnu.org/licenses/>.
20 package com.stoutner.privacybrowser.dialogs;
22 import android.app.AlertDialog;
23 import android.app.Dialog;
24 import android.content.Context;
25 import android.content.SharedPreferences;
26 import android.os.Bundle;
27 import android.view.WindowManager;
29 import androidx.annotation.NonNull;
30 import androidx.fragment.app.DialogFragment;
31 import androidx.preference.PreferenceManager;
33 import com.stoutner.privacybrowser.R;
35 public class AboutViewSourceDialog extends DialogFragment {
38 public Dialog onCreateDialog(Bundle savedInstanceState) {
40 Context context = getContext();
42 // Remove the incorrect lint warning below that the context might be null.
43 assert context != null;
45 // Get a handle for the shared preferences.
46 SharedPreferences sharedPreferences = PreferenceManager.getDefaultSharedPreferences(context);
48 // Get the screenshot and theme preferences.
49 boolean allowScreenshots = sharedPreferences.getBoolean("allow_screenshots", false);
50 boolean darkTheme = sharedPreferences.getBoolean("dark_theme", false);
52 // Use a builder to create the alert dialog.
53 AlertDialog.Builder dialogBuilder;
55 // Set the style and the icon according to the theme.
57 dialogBuilder = new AlertDialog.Builder(getActivity(), R.style.PrivacyBrowserAlertDialogDark);
58 dialogBuilder.setIcon(R.drawable.about_dark);
60 dialogBuilder = new AlertDialog.Builder(getActivity(), R.style.PrivacyBrowserAlertDialogLight);
61 dialogBuilder.setIcon(R.drawable.about_light);
64 // Set an `onClick` listener on the negative button. Using `null` as the listener closes the dialog without doing anything else.
65 dialogBuilder.setNegativeButton(R.string.close, null);
68 dialogBuilder.setTitle(R.string.about_view_source);
71 dialogBuilder.setMessage(R.string.about_view_source_message);
73 // Create an alert dialog from the alert dialog builder.
74 AlertDialog alertDialog = dialogBuilder.create();
76 // Disable screenshots if not allowed.
77 if (!allowScreenshots) {
78 // Remove the warning below that `getWindow()` might be null.
79 assert alertDialog.getWindow() != null;
81 // Disable screenshots.
82 alertDialog.getWindow().addFlags(WindowManager.LayoutParams.FLAG_SECURE);
85 // Return the alert dialog.