add about page

lib/main.dart

@@ -71,6 +71,203 @@ void main() async {
     await windowManager.setMinimumSize(Size.square(500));
   }
 
+  LicenseRegistry.addLicense(
+    () => Stream.fromIterable([
+      LicenseEntryWithLineBreaks(
+        ["Noto Color Emoji"],
+        """Copyright 2021 Google Inc. All Rights Reserved.
+
+This Font Software is licensed under the SIL Open Font License, Version 1.1.
+This license is copied below, and is also available with a FAQ at:
+https://openfontlicense.org
+
+
+-----------------------------------------------------------
+SIL OPEN FONT LICENSE Version 1.1 - 26 February 2007
+-----------------------------------------------------------
+
+PREAMBLE
+The goals of the Open Font License (OFL) are to stimulate worldwide
+development of collaborative font projects, to support the font creation
+efforts of academic and linguistic communities, and to provide a free and
+open framework in which fonts may be shared and improved in partnership
+with others.
+
+The OFL allows the licensed fonts to be used, studied, modified and
+redistributed freely as long as they are not sold by themselves. The
+fonts, including any derivative works, can be bundled, embedded, 
+redistributed and/or sold with any software provided that any reserved
+names are not used by derivative works. The fonts and derivatives,
+however, cannot be released under any other type of license. The
+requirement for fonts to remain under this license does not apply
+to any document created using the fonts or their derivatives.
+
+DEFINITIONS
+"Font Software" refers to the set of files released by the Copyright
+Holder(s) under this license and clearly marked as such. This may
+include source files, build scripts and documentation.
+
+"Reserved Font Name" refers to any names specified as such after the
+copyright statement(s).
+
+"Original Version" refers to the collection of Font Software components as
+distributed by the Copyright Holder(s).
+
+"Modified Version" refers to any derivative made by adding to, deleting,
+or substituting -- in part or in whole -- any of the components of the
+Original Version, by changing formats or by porting the Font Software to a
+new environment.
+
+"Author" refers to any designer, engineer, programmer, technical
+writer or other person who contributed to the Font Software.
+
+PERMISSION & CONDITIONS
+Permission is hereby granted, free of charge, to any person obtaining
+a copy of the Font Software, to use, study, copy, merge, embed, modify,
+redistribute, and sell modified and unmodified copies of the Font
+Software, subject to the following conditions:
+
+1) Neither the Font Software nor any of its individual components,
+in Original or Modified Versions, may be sold by itself.
+
+2) Original or Modified Versions of the Font Software may be bundled,
+redistributed and/or sold with any software, provided that each copy
+contains the above copyright notice and this license. These can be
+included either as stand-alone text files, human-readable headers or
+in the appropriate machine-readable metadata fields within text or
+binary files as long as those fields can be easily viewed by the user.
+
+3) No Modified Version of the Font Software may use the Reserved Font
+Name(s) unless explicit written permission is granted by the corresponding
+Copyright Holder. This restriction only applies to the primary font name as
+presented to the users.
+
+4) The name(s) of the Copyright Holder(s) or the Author(s) of the Font
+Software shall not be used to promote, endorse or advertise any
+Modified Version, except to acknowledge the contribution(s) of the
+Copyright Holder(s) and the Author(s) or with their explicit written
+permission.
+
+5) The Font Software, modified or unmodified, in part or in whole,
+must be distributed entirely under this license, and must not be
+distributed under any other license. The requirement for fonts to
+remain under this license does not apply to any document created
+using the Font Software.
+
+TERMINATION
+This license becomes null and void if any of the above conditions are
+not met.
+
+DISCLAIMER
+THE FONT SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO ANY WARRANTIES OF
+MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT
+OF COPYRIGHT, PATENT, TRADEMARK, OR OTHER RIGHT. IN NO EVENT SHALL THE
+COPYRIGHT HOLDER BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+INCLUDING ANY GENERAL, SPECIAL, INDIRECT, INCIDENTAL, OR CONSEQUENTIAL
+DAMAGES, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+FROM, OUT OF THE USE OR INABILITY TO USE THE FONT SOFTWARE OR FROM
+OTHER DEALINGS IN THE FONT SOFTWARE.""",
+      ),
+      LicenseEntryWithLineBreaks(
+        ["Roboto"],
+        """Copyright 2011 The Roboto Project Authors (https://github.com/googlefonts/roboto-classic)
+
+This Font Software is licensed under the SIL Open Font License, Version 1.1.
+This license is copied below, and is also available with a FAQ at:
+https://openfontlicense.org
+
+
+-----------------------------------------------------------
+SIL OPEN FONT LICENSE Version 1.1 - 26 February 2007
+-----------------------------------------------------------
+
+PREAMBLE
+The goals of the Open Font License (OFL) are to stimulate worldwide
+development of collaborative font projects, to support the font creation
+efforts of academic and linguistic communities, and to provide a free and
+open framework in which fonts may be shared and improved in partnership
+with others.
+
+The OFL allows the licensed fonts to be used, studied, modified and
+redistributed freely as long as they are not sold by themselves. The
+fonts, including any derivative works, can be bundled, embedded, 
+redistributed and/or sold with any software provided that any reserved
+names are not used by derivative works. The fonts and derivatives,
+however, cannot be released under any other type of license. The
+requirement for fonts to remain under this license does not apply
+to any document created using the fonts or their derivatives.
+
+DEFINITIONS
+"Font Software" refers to the set of files released by the Copyright
+Holder(s) under this license and clearly marked as such. This may
+include source files, build scripts and documentation.
+
+"Reserved Font Name" refers to any names specified as such after the
+copyright statement(s).
+
+"Original Version" refers to the collection of Font Software components as
+distributed by the Copyright Holder(s).
+
+"Modified Version" refers to any derivative made by adding to, deleting,
+or substituting -- in part or in whole -- any of the components of the
+Original Version, by changing formats or by porting the Font Software to a
+new environment.
+
+"Author" refers to any designer, engineer, programmer, technical
+writer or other person who contributed to the Font Software.
+
+PERMISSION & CONDITIONS
+Permission is hereby granted, free of charge, to any person obtaining
+a copy of the Font Software, to use, study, copy, merge, embed, modify,
+redistribute, and sell modified and unmodified copies of the Font
+Software, subject to the following conditions:
+
+1) Neither the Font Software nor any of its individual components,
+in Original or Modified Versions, may be sold by itself.
+
+2) Original or Modified Versions of the Font Software may be bundled,
+redistributed and/or sold with any software, provided that each copy
+contains the above copyright notice and this license. These can be
+included either as stand-alone text files, human-readable headers or
+in the appropriate machine-readable metadata fields within text or
+binary files as long as those fields can be easily viewed by the user.
+
+3) No Modified Version of the Font Software may use the Reserved Font
+Name(s) unless explicit written permission is granted by the corresponding
+Copyright Holder. This restriction only applies to the primary font name as
+presented to the users.
+
+4) The name(s) of the Copyright Holder(s) or the Author(s) of the Font
+Software shall not be used to promote, endorse or advertise any
+Modified Version, except to acknowledge the contribution(s) of the
+Copyright Holder(s) and the Author(s) or with their explicit written
+permission.
+
+5) The Font Software, modified or unmodified, in part or in whole,
+must be distributed entirely under this license, and must not be
+distributed under any other license. The requirement for fonts to
+remain under this license does not apply to any document created
+using the Font Software.
+
+TERMINATION
+This license becomes null and void if any of the above conditions are
+not met.
+
+DISCLAIMER
+THE FONT SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO ANY WARRANTIES OF
+MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT
+OF COPYRIGHT, PATENT, TRADEMARK, OR OTHER RIGHT. IN NO EVENT SHALL THE
+COPYRIGHT HOLDER BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+INCLUDING ANY GENERAL, SPECIAL, INDIRECT, INCIDENTAL, OR CONSEQUENTIAL
+DAMAGES, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+FROM, OUT OF THE USE OR INABILITY TO USE THE FONT SOFTWARE OR FROM
+OTHER DEALINGS IN THE FONT SOFTWARE.""",
+      ),
+    ]),
+  );
+
   FlutterError.onError = (FlutterErrorDetails details) =>
       showError(details.exception.toString(), details.stack);
 

lib/pages/settings_page.dart

@@ -4,17 +4,20 @@ import "package:collection/collection.dart";
 import "package:fast_immutable_collections/fast_immutable_collections.dart";
 import "package:flutter/material.dart";
 import "package:flutter_hooks/flutter_hooks.dart";
+import "package:flutter_svg/flutter_svg.dart";
 import "package:hooks_riverpod/hooks_riverpod.dart";
 import "package:intl/intl.dart";
 import "package:m3e_card_list/m3e_card_list.dart";
 import "package:navigation_rail_m3e/navigation_rail_m3e.dart";
 import "package:nexus/controllers/settings_controller.dart";
 import "package:nexus/helpers/extensions/better_when.dart";
+import "package:nexus/helpers/launch_helper.dart";
 import "package:nexus/models/setting.dart";
 import "package:nexus/models/settings.dart";
 import "package:nexus/models/settings_category.dart";
 import "package:nexus/widgets/divider_text.dart";
 import "package:nexus/widgets/settings/dialog_list_tile.dart";
+import "package:package_info_plus/package_info_plus.dart";
 import "package:super_sliver_list/super_sliver_list.dart";
 import "package:nexus/main.dart";
 
@@ -152,6 +155,110 @@ class SettingsPage extends ConsumerWidget {
           appBar: AppBar(
             title: Text("Settings"),
             actionsPadding: .symmetric(horizontal: 12),
+            actions: [
+              IconButton(
+                onPressed: () async {
+                  final packageInfo = await PackageInfo.fromPlatform();
+
+                  if (context.mounted) {
+                    showDialog(
+                      context: context,
+                      builder: (context) => AlertDialog(
+                        content: Column(
+                          mainAxisSize: .min,
+                          spacing: 16,
+                          children: [
+                            Row(
+                              spacing: 12,
+                              children: [
+                                SvgPicture.asset("assets/icon.svg", width: 64),
+                                Column(
+                                  crossAxisAlignment: .start,
+                                  children: [
+                                    Row(
+                                      spacing: 4,
+                                      children: [
+                                        Text(
+                                          "Nexus",
+                                          style: Theme.of(
+                                            context,
+                                          ).textTheme.headlineMedium,
+                                        ),
+                                        Text("(${packageInfo.version})"),
+                                      ],
+                                    ),
+
+                                    Text(
+                                      "A simple and user-friendly Matrix client.",
+                                      style: Theme.of(
+                                        context,
+                                      ).textTheme.titleMedium,
+                                    ),
+                                  ],
+                                ),
+                              ],
+                            ),
+                            M3ECardColumn(
+                              onTap: (index) => ref
+                                  .watch(LaunchHelper.provider)
+                                  .launchUrl(switch (index) {
+                                    0 => Uri.https(
+                                      "git.federated.nexus",
+                                      "nexus/nexus",
+                                    ),
+                                    _ => Uri.https(
+                                      "liberapay.com",
+                                      "QuadRadical",
+                                    ),
+                                  }),
+                              children: [
+                                ListTile(
+                                  leading: Icon(Icons.commit),
+                                  title: Text("Source Code"),
+                                ),
+                                ListTile(
+                                  leading: Icon(
+                                    Icons.favorite,
+                                    color: Colors.pinkAccent,
+                                  ),
+                                  title: Text("Donate"),
+                                ),
+                              ],
+                            ),
+                          ],
+                        ),
+                        actions: [
+                          TextButton(
+                            onPressed: () => showLicensePage(context: context),
+                            child: Text("View licenses"),
+                          ),
+                          TextButton(
+                            onPressed: Navigator.of(context).pop,
+                            child: Text("Close"),
+                          ),
+                        ],
+                      ),
+                    );
+                    // showAboutDialog(
+                    //   context: context,
+                    //   applicationName: "Nexus",
+                    //   applicationVersion: packageInfo.version,
+                    //   children: [
+                    //     Text(
+                    //       "A simple and user-friendly Matrix client.",
+                    //       style: Theme.of(context).textTheme.titleMedium,
+                    //     ),
+                    //   ],
+                    //   applicationIcon: SvgPicture.asset(
+                    //     "assets/icon.svg",
+                    //     width: 48,
+                    //   ),
+                    // );
+                  }
+                },
+                icon: Icon(Icons.info_outline),
+              ),
+            ],
           ),
           body: ref
               .watch(SettingsController.provider)

pubspec.lock

@@ -953,7 +953,7 @@ packages:
     source: hosted
     version: "2.2.0"
   package_info_plus:
-    dependency: transitive
+    dependency: "direct main"
     description:
       name: package_info_plus
       sha256: "468c26b4254ab01979fa5e4a98cb343ea3631b9acee6f21028997419a80e1a20"

pubspec.yaml

@@ -75,6 +75,7 @@ dependencies:
       path: packages/navigation_rail_m3e
   m3e_card_list: ^0.1.0
   xdg_directories: ^1.1.0
+  package_info_plus: ^9.0.1
   
 dev_dependencies:
   build_runner: 2.15.0