From 51d2efaad9d8b35695e67654b1219df8a1c3c859 Mon Sep 17 00:00:00 2001
From: Vishesh Handa <me@vhanda.in>
Date: Wed, 9 Oct 2019 21:50:24 +0200
Subject: [PATCH] ios - GitHostSetup: Add a back button on the top left

There is no way to exit the host setup otherwise. In Android, there is
the back button, but that doesn't exist in ios. This took me way too
long to implement, and even now, I'm not convinced that the button looks
right.
---
 lib/screens/githostsetup_screens.dart | 46 +++++++++++++++++----------
 1 file changed, 30 insertions(+), 16 deletions(-)

diff --git a/lib/screens/githostsetup_screens.dart b/lib/screens/githostsetup_screens.dart
index 8fdb4764..7ce6bb00 100644
--- a/lib/screens/githostsetup_screens.dart
+++ b/lib/screens/githostsetup_screens.dart
@@ -265,24 +265,38 @@ class GitHostSetupScreenState extends State<GitHostSetupScreen> {
       },
     );
 
+    var body = Container(
+      width: double.infinity,
+      height: double.infinity,
+      child: Stack(
+        alignment: FractionalOffset.bottomCenter,
+        children: <Widget>[
+          pageView,
+          DotsIndicator(
+            dotsCount: _pageCount,
+            position: _currentPageIndex,
+            decorator: DotsDecorator(
+              activeColor: Theme.of(context).primaryColorDark,
+            ),
+          ),
+        ],
+      ),
+      padding: EdgeInsets.all(16.0),
+    );
+
     var scaffold = Scaffold(
-      body: Container(
-        width: double.infinity,
-        height: double.infinity,
-        child: Stack(
-          alignment: FractionalOffset.bottomCenter,
-          children: <Widget>[
-            pageView,
-            DotsIndicator(
-              dotsCount: _pageCount,
-              position: _currentPageIndex,
-              decorator: DotsDecorator(
-                activeColor: Theme.of(context).primaryColorDark,
+      body: Stack(
+        children: <Widget>[
+          body,
+          if (Platform.isIOS)
+            InkWell(
+              child: Container(
+                child: Icon(Icons.arrow_back, size: 32.0),
+                padding: EdgeInsets.all(8.0),
               ),
-            )
-          ],
-        ),
-        padding: EdgeInsets.all(16.0),
+              onTap: () => Navigator.of(context).pop(),
+            ),
+        ],
       ),
     );