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.DialogInterface;
26 import android.content.SharedPreferences;
27 import android.os.Bundle;
28 import android.preference.PreferenceManager;
29 import android.view.WindowManager;
31 import androidx.annotation.NonNull;
32 import androidx.fragment.app.DialogFragment;
34 import com.stoutner.privacybrowser.R;
36 public class StoragePermissionDialog extends DialogFragment {
37 // The listener is used in `onAttach()` and `onCreateDialog()`.
38 private StoragePermissionDialogListener storagePermissionDialogListener;
40 // The public interface is used to send information back to the parent activity.
41 public interface StoragePermissionDialogListener {
42 void onCloseStoragePermissionDialog();
46 public void onAttach(Context context) {
47 // Run the default commands.
48 super.onAttach(context);
50 // Get a handle for the listener from the launching context.
51 storagePermissionDialogListener = (StoragePermissionDialogListener) context;
56 public Dialog onCreateDialog(Bundle savedInstanceState) {
57 // Use a builder to create the alert dialog.
58 AlertDialog.Builder dialogBuilder;
60 // Get a handle for the shared preferences.
61 SharedPreferences sharedPreferences = PreferenceManager.getDefaultSharedPreferences(getContext());
63 // Get the screenshot and theme preferences.
64 boolean darkTheme = sharedPreferences.getBoolean("dark_theme", false);
65 boolean allowScreenshots = sharedPreferences.getBoolean("allow_screenshots", false);
67 // Set the style and the icon according to the theme.
69 dialogBuilder = new AlertDialog.Builder(getActivity(), R.style.PrivacyBrowserAlertDialogDark);
70 dialogBuilder.setIcon(R.drawable.import_export_dark);
72 dialogBuilder = new AlertDialog.Builder(getActivity(), R.style.PrivacyBrowserAlertDialogLight);
73 dialogBuilder.setIcon(R.drawable.import_export_light);
77 dialogBuilder.setTitle(R.string.storage_permission);
80 dialogBuilder.setMessage(R.string.storage_permission_message);
82 // Set an `onClick` listener on the negative button.
83 dialogBuilder.setNegativeButton(R.string.ok, (DialogInterface dialog, int which) -> {
84 // Inform the parent activity that the dialog was closed.
85 storagePermissionDialogListener.onCloseStoragePermissionDialog();
88 // Create an alert dialog from the builder.
89 final AlertDialog alertDialog = dialogBuilder.create();
91 // Disable screenshots if not allowed.
92 if (!allowScreenshots) {
93 // Remove the warning below that `getWindow()` might be null.
94 assert alertDialog.getWindow() != null;
96 // Disable screenshots.
97 alertDialog.getWindow().addFlags(WindowManager.LayoutParams.FLAG_SECURE);
100 // `onCreateDialog()` requires the return of an `AlertDialog`.