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(int saveType);
46 public void onAttach(@NonNull 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;
54 public static StoragePermissionDialog displayDialog(int saveType) {
55 // Create an arguments bundle.
56 Bundle argumentsBundle = new Bundle();
58 // Store the save type in the bundle.
59 argumentsBundle.putInt("save_type", saveType);
61 // Create a new instance of the storage permission dialog.
62 StoragePermissionDialog storagePermissionDialog = new StoragePermissionDialog();
64 // Add the arguments bundle to the new dialog.
65 storagePermissionDialog.setArguments(argumentsBundle);
67 // Return the new dialog.
68 return storagePermissionDialog;
73 public Dialog onCreateDialog(Bundle savedInstanceState) {
74 // Get a handle for the arguments.
75 Bundle arguments = getArguments();
77 // Remove the incorrect lint warning that the arguments might be null.
78 assert arguments != null;
81 int saveType = arguments.getInt("save_type");
83 // Get a handle for the shared preferences.
84 SharedPreferences sharedPreferences = PreferenceManager.getDefaultSharedPreferences(getContext());
86 // Get the screenshot and theme preferences.
87 boolean darkTheme = sharedPreferences.getBoolean("dark_theme", false);
88 boolean allowScreenshots = sharedPreferences.getBoolean("allow_screenshots", false);
90 // Use a builder to create the alert dialog.
91 AlertDialog.Builder dialogBuilder;
93 // Set the style and the icon according to the theme.
95 dialogBuilder = new AlertDialog.Builder(getActivity(), R.style.PrivacyBrowserAlertDialogDark);
96 dialogBuilder.setIcon(R.drawable.import_export_dark);
98 dialogBuilder = new AlertDialog.Builder(getActivity(), R.style.PrivacyBrowserAlertDialogLight);
99 dialogBuilder.setIcon(R.drawable.import_export_light);
103 dialogBuilder.setTitle(R.string.storage_permission);
106 dialogBuilder.setMessage(R.string.storage_permission_message);
108 // Set an listener on the OK button.
109 dialogBuilder.setNegativeButton(R.string.ok, (DialogInterface dialog, int which) -> {
110 // Inform the parent activity that the dialog was closed.
111 storagePermissionDialogListener.onCloseStoragePermissionDialog(saveType);
114 // Create an alert dialog from the builder.
115 final AlertDialog alertDialog = dialogBuilder.create();
117 // Disable screenshots if not allowed.
118 if (!allowScreenshots) {
119 // Remove the warning below that `getWindow()` might be null.
120 assert alertDialog.getWindow() != null;
122 // Disable screenshots.
123 alertDialog.getWindow().addFlags(WindowManager.LayoutParams.FLAG_SECURE);
126 // Return the alert dialog.