2 * Copyright © 2018-2020 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 // Define the save type constants.
38 public static final int OPEN = 0;
39 public static final int SAVE_URL = 1;
40 public static final int SAVE_AS_ARCHIVE = 2;
41 public static final int SAVE_AS_IMAGE = 3;
43 // The listener is used in `onAttach()` and `onCreateDialog()`.
44 private StoragePermissionDialogListener storagePermissionDialogListener;
46 // The public interface is used to send information back to the parent activity.
47 public interface StoragePermissionDialogListener {
48 void onCloseStoragePermissionDialog(int requestType);
52 public void onAttach(@NonNull Context context) {
53 // Run the default commands.
54 super.onAttach(context);
56 // Get a handle for the listener from the launching context.
57 storagePermissionDialogListener = (StoragePermissionDialogListener) context;
60 public static StoragePermissionDialog displayDialog(int requestType) {
61 // Create an arguments bundle.
62 Bundle argumentsBundle = new Bundle();
64 // Store the save type in the bundle.
65 argumentsBundle.putInt("request_type", requestType);
67 // Create a new instance of the storage permission dialog.
68 StoragePermissionDialog storagePermissionDialog = new StoragePermissionDialog();
70 // Add the arguments bundle to the new dialog.
71 storagePermissionDialog.setArguments(argumentsBundle);
73 // Return the new dialog.
74 return storagePermissionDialog;
79 public Dialog onCreateDialog(Bundle savedInstanceState) {
80 // Get a handle for the arguments.
81 Bundle arguments = getArguments();
83 // Remove the incorrect lint warning that the arguments might be null.
84 assert arguments != null;
87 int requestType = arguments.getInt("request_type");
89 // Get a handle for the shared preferences.
90 SharedPreferences sharedPreferences = PreferenceManager.getDefaultSharedPreferences(getContext());
92 // Get the screenshot and theme preferences.
93 boolean darkTheme = sharedPreferences.getBoolean("dark_theme", false);
94 boolean allowScreenshots = sharedPreferences.getBoolean("allow_screenshots", false);
96 // Use a builder to create the alert dialog.
97 AlertDialog.Builder dialogBuilder;
99 // Set the style and the icon according to the theme.
101 dialogBuilder = new AlertDialog.Builder(getActivity(), R.style.PrivacyBrowserAlertDialogDark);
102 dialogBuilder.setIcon(R.drawable.import_export_dark);
104 dialogBuilder = new AlertDialog.Builder(getActivity(), R.style.PrivacyBrowserAlertDialogLight);
105 dialogBuilder.setIcon(R.drawable.import_export_light);
109 dialogBuilder.setTitle(R.string.storage_permission);
112 dialogBuilder.setMessage(R.string.storage_permission_message);
114 // Set an listener on the OK button.
115 dialogBuilder.setNegativeButton(R.string.ok, (DialogInterface dialog, int which) -> {
116 // Inform the parent activity that the dialog was closed.
117 storagePermissionDialogListener.onCloseStoragePermissionDialog(requestType);
120 // Create an alert dialog from the builder.
121 final AlertDialog alertDialog = dialogBuilder.create();
123 // Disable screenshots if not allowed.
124 if (!allowScreenshots) {
125 // Remove the warning below that `getWindow()` might be null.
126 assert alertDialog.getWindow() != null;
128 // Disable screenshots.
129 alertDialog.getWindow().addFlags(WindowManager.LayoutParams.FLAG_SECURE);
132 // Return the alert dialog.