| // Copyright 2014 The Flutter Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| import 'package:flutter/material.dart'; |
| |
| import 'stock_arrow.dart'; |
| import 'stock_data.dart'; |
| |
| typedef StockRowActionCallback = void Function(Stock stock); |
| |
| class StockRow extends StatelessWidget { |
| StockRow({ |
| this.stock, |
| this.onPressed, |
| this.onDoubleTap, |
| this.onLongPressed, |
| }) : super(key: ObjectKey(stock)); |
| |
| final Stock stock; |
| final StockRowActionCallback onPressed; |
| final StockRowActionCallback onDoubleTap; |
| final StockRowActionCallback onLongPressed; |
| |
| static const double kHeight = 79.0; |
| |
| GestureTapCallback _getHandler(StockRowActionCallback callback) { |
| return callback == null ? null : () => callback(stock); |
| } |
| |
| @override |
| Widget build(BuildContext context) { |
| final String lastSale = '\$${stock.lastSale.toStringAsFixed(2)}'; |
| String changeInPrice = '${stock.percentChange.toStringAsFixed(2)}%'; |
| if (stock.percentChange > 0) |
| changeInPrice = '+' + changeInPrice; |
| return InkWell( |
| key: ValueKey<String>(stock.symbol), |
| onTap: _getHandler(onPressed), |
| onDoubleTap: _getHandler(onDoubleTap), |
| onLongPress: _getHandler(onLongPressed), |
| child: Container( |
| padding: const EdgeInsets.fromLTRB(16.0, 16.0, 16.0, 20.0), |
| decoration: BoxDecoration( |
| border: Border( |
| bottom: BorderSide(color: Theme.of(context).dividerColor) |
| ) |
| ), |
| child: Row( |
| children: <Widget>[ |
| Container( |
| margin: const EdgeInsets.only(right: 5.0), |
| child: Hero( |
| tag: stock, |
| child: StockArrow(percentChange: stock.percentChange), |
| ), |
| ), |
| Expanded( |
| child: Row( |
| children: <Widget>[ |
| Expanded( |
| flex: 2, |
| child: Text( |
| stock.symbol |
| ), |
| ), |
| Expanded( |
| child: Text( |
| lastSale, |
| textAlign: TextAlign.right, |
| ), |
| ), |
| Expanded( |
| child: Text( |
| changeInPrice, |
| textAlign: TextAlign.right, |
| ), |
| ), |
| ], |
| crossAxisAlignment: CrossAxisAlignment.baseline, |
| textBaseline: DefaultTextStyle.of(context).style.textBaseline, |
| ), |
| ), |
| ], |
| ), |
| ), |
| ); |
| } |
| } |