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1 // Copyright 2015 The Chromium Authors. All rights reserved. | 1 // Copyright 2015 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
| 5 library stock_list; |
| 6 |
5 import 'package:sky/framework/components/fixed_height_scrollable.dart'; | 7 import 'package:sky/framework/components/fixed_height_scrollable.dart'; |
6 import 'package:sky/framework/fn.dart'; | 8 import 'package:sky/framework/fn.dart'; |
7 import 'stock_data.dart'; | 9 import 'stock_data.dart'; |
8 import 'stock_row.dart'; | 10 import 'stock_row.dart'; |
9 | 11 |
10 class Stocklist extends FixedHeightScrollable { | 12 class Stocklist extends FixedHeightScrollable { |
11 String query; | 13 String query; |
12 List<Stock> stocks; | 14 List<Stock> stocks; |
13 | 15 |
14 Stocklist({ | 16 Stocklist({ |
15 Object key, | 17 Object key, |
16 this.stocks, | 18 this.stocks, |
17 this.query | 19 this.query |
18 }) : super(key: key); | 20 }) : super(key: key); |
19 | 21 |
20 List<UINode> buildItems(int start, int count) { | 22 List<UINode> buildItems(int start, int count) { |
21 var filteredStocks = stocks.where((stock) { | 23 var filteredStocks = stocks.where((stock) { |
22 return query == null || | 24 return query == null || |
23 stock.symbol.contains(new RegExp(query, caseSensitive: false)); | 25 stock.symbol.contains(new RegExp(query, caseSensitive: false)); |
24 }); | 26 }); |
25 itemCount = filteredStocks.length; | 27 itemCount = filteredStocks.length; |
26 return filteredStocks | 28 return filteredStocks |
27 .skip(start) | 29 .skip(start) |
28 .take(count) | 30 .take(count) |
29 .map((stock) => new StockRow(stock: stock)) | 31 .map((stock) => new StockRow(stock: stock)) |
30 .toList(growable: false); | 32 .toList(growable: false); |
31 } | 33 } |
32 } | 34 } |
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