Changed 'Initial State' and passed data through 'Results' params

martin-headspace · Feb 17, 2020 · 668142b · 668142b
1 parent 8c338e1
commit 668142b
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Showing 3 changed files with 31 additions and 25 deletions.
diff --git a/.idea/workspace.xml b/.idea/workspace.xml
diff --git a/eight_queens/lib/main.dart b/eight_queens/lib/main.dart
@@ -65,10 +65,10 @@ class _MyHomePageState extends State<MyHomePage> {
       _boardSize = int.parse(boardController.text);
     });
     await pr.show();
-    await QueenResolver().solve(_boardSize);
+    int count = await QueenResolver().solve(_boardSize);
     pr.dismiss();
 
-    await Navigator.push(context, MaterialPageRoute(builder: (context) => ResultsPage(title: "Results")));
+    await Navigator.push(context, MaterialPageRoute(builder: (context) => ResultsPage(title: "Results",count: count)));
   }
 
   @override

diff --git a/eight_queens/lib/results.dart b/eight_queens/lib/results.dart
@@ -4,8 +4,9 @@ import 'package:shared_preferences/shared_preferences.dart';
 import 'dart:convert';
 
 class ResultsPage extends StatefulWidget {
-  ResultsPage({Key key, this.title}) : super(key: key);
+  ResultsPage({Key key, this.title, this.count}) : super(key: key);
   final String title;
+  final int count;
 
   @override
   _ResultsPageState createState() => _ResultsPageState();
@@ -16,10 +17,8 @@ class _ResultsPageState extends State<ResultsPage> {
 
   Future retrieveEightQueensResults() async {
     final prefs = await SharedPreferences.getInstance();
-    int count = await prefs.getInt("count");
-    print(count);
     var _boards = new List();
-    for(int i = 1 ; i < count + 1; i++) {
+    for(int i = 1 ; i < widget.count + 1; i++) {
       String s_board = prefs.getString('board'+i.toString());
       var board = jsonDecode(s_board);
       _boards.add(board);