mirror of
https://github.com/flutter/flutter
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257 lines
8.3 KiB
Dart
257 lines
8.3 KiB
Dart
// Copyright 2015 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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import 'package:flutter/material.dart';
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import 'stock_types.dart';
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class StockSettings extends StatefulWidget {
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const StockSettings(this.configuration, this.updater);
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final StockConfiguration configuration;
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final ValueChanged<StockConfiguration> updater;
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@override
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StockSettingsState createState() => new StockSettingsState();
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}
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class StockSettingsState extends State<StockSettings> {
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void _handleOptimismChanged(bool value) {
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value ??= false;
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sendUpdates(config.configuration.copyWith(stockMode: value ? StockMode.optimistic : StockMode.pessimistic));
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}
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void _handleBackupChanged(bool value) {
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sendUpdates(config.configuration.copyWith(backupMode: value ? BackupMode.enabled : BackupMode.disabled));
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}
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void _handleShowGridChanged(bool value) {
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sendUpdates(config.configuration.copyWith(debugShowGrid: value));
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}
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void _handleShowSizesChanged(bool value) {
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sendUpdates(config.configuration.copyWith(debugShowSizes: value));
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}
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void _handleShowBaselinesChanged(bool value) {
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sendUpdates(config.configuration.copyWith(debugShowBaselines: value));
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}
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void _handleShowLayersChanged(bool value) {
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sendUpdates(config.configuration.copyWith(debugShowLayers: value));
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}
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void _handleShowPointersChanged(bool value) {
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sendUpdates(config.configuration.copyWith(debugShowPointers: value));
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}
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void _handleShowRainbowChanged(bool value) {
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sendUpdates(config.configuration.copyWith(debugShowRainbow: value));
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}
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void _handleShowPerformanceOverlayChanged(bool value) {
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sendUpdates(config.configuration.copyWith(showPerformanceOverlay: value));
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}
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void _handleShowSemanticsDebuggerChanged(bool value) {
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sendUpdates(config.configuration.copyWith(showSemanticsDebugger: value));
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}
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void _confirmOptimismChange() {
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switch (config.configuration.stockMode) {
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case StockMode.optimistic:
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_handleOptimismChanged(false);
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break;
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case StockMode.pessimistic:
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showDialog(
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context: context,
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child: new Dialog(
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title: new Text("Change mode?"),
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content: new Text("Optimistic mode means everything is awesome. Are you sure you can handle that?"),
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actions: <Widget>[
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new FlatButton(
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child: new Text('NO THANKS'),
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onPressed: () {
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Navigator.pop(context, false);
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}
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),
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new FlatButton(
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child: new Text('AGREE'),
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onPressed: () {
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Navigator.pop(context, true);
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}
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),
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]
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)
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).then(_handleOptimismChanged);
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break;
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}
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}
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void sendUpdates(StockConfiguration value) {
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if (config.updater != null)
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config.updater(value);
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}
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Widget buildAppBar(BuildContext context) {
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return new AppBar(
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title: new Text('Settings')
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);
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}
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Widget buildSettingsPane(BuildContext context) {
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List<Widget> rows = <Widget>[
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new DrawerItem(
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icon: Icons.thumb_up,
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onPressed: () => _confirmOptimismChange(),
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child: new Row(
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children: <Widget>[
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new Flexible(child: new Text('Everything is awesome')),
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new Checkbox(
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value: config.configuration.stockMode == StockMode.optimistic,
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onChanged: (bool value) => _confirmOptimismChange()
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),
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]
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)
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),
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new DrawerItem(
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icon: Icons.backup,
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onPressed: () { _handleBackupChanged(!(config.configuration.backupMode == BackupMode.enabled)); },
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child: new Row(
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children: <Widget>[
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new Flexible(child: new Text('Back up stock list to the cloud')),
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new Switch(
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value: config.configuration.backupMode == BackupMode.enabled,
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onChanged: _handleBackupChanged
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),
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]
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)
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),
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new DrawerItem(
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icon: Icons.picture_in_picture,
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onPressed: () { _handleShowPerformanceOverlayChanged(!config.configuration.showPerformanceOverlay); },
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child: new Row(
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children: <Widget>[
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new Flexible(child: new Text('Show rendering performance overlay')),
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new Switch(
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value: config.configuration.showPerformanceOverlay,
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onChanged: _handleShowPerformanceOverlayChanged
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),
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]
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)
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),
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new DrawerItem(
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icon: Icons.accessibility,
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onPressed: () { _handleShowSemanticsDebuggerChanged(!config.configuration.showSemanticsDebugger); },
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child: new Row(
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children: <Widget>[
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new Flexible(child: new Text('Show semantics overlay')),
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new Switch(
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value: config.configuration.showSemanticsDebugger,
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onChanged: _handleShowSemanticsDebuggerChanged
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),
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]
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)
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),
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];
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assert(() {
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// material grid and size construction lines are only available in checked mode
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rows.addAll([
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new DrawerItem(
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icon: Icons.border_clear,
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onPressed: () { _handleShowGridChanged(!config.configuration.debugShowGrid); },
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child: new Row(
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children: <Widget>[
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new Flexible(child: new Text('Show material grid (for debugging)')),
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new Switch(
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value: config.configuration.debugShowGrid,
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onChanged: _handleShowGridChanged
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),
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]
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)
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),
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new DrawerItem(
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icon: Icons.border_all,
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onPressed: () { _handleShowSizesChanged(!config.configuration.debugShowSizes); },
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child: new Row(
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children: <Widget>[
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new Flexible(child: new Text('Show construction lines (for debugging)')),
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new Switch(
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value: config.configuration.debugShowSizes,
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onChanged: _handleShowSizesChanged
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),
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]
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)
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),
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new DrawerItem(
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icon: Icons.format_color_text,
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onPressed: () { _handleShowBaselinesChanged(!config.configuration.debugShowBaselines); },
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child: new Row(
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children: <Widget>[
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new Flexible(child: new Text('Show baselines (for debugging)')),
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new Switch(
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value: config.configuration.debugShowBaselines,
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onChanged: _handleShowBaselinesChanged
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),
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]
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)
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),
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new DrawerItem(
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icon: Icons.filter_none,
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onPressed: () { _handleShowLayersChanged(!config.configuration.debugShowLayers); },
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child: new Row(
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children: <Widget>[
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new Flexible(child: new Text('Show layer boundaries (for debugging)')),
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new Switch(
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value: config.configuration.debugShowLayers,
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onChanged: _handleShowLayersChanged
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),
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]
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)
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),
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new DrawerItem(
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icon: Icons.mouse,
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onPressed: () { _handleShowPointersChanged(!config.configuration.debugShowPointers); },
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child: new Row(
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children: <Widget>[
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new Flexible(child: new Text('Show pointer hit-testing (for debugging)')),
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new Switch(
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value: config.configuration.debugShowPointers,
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onChanged: _handleShowPointersChanged
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),
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]
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)
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),
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new DrawerItem(
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icon: Icons.gradient,
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onPressed: () { _handleShowRainbowChanged(!config.configuration.debugShowRainbow); },
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child: new Row(
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children: <Widget>[
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new Flexible(child: new Text('Show repaint rainbow (for debugging)')),
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new Switch(
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value: config.configuration.debugShowRainbow,
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onChanged: _handleShowRainbowChanged
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),
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]
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)
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),
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]);
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return true;
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});
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return new Block(
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children: rows,
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padding: const EdgeInsets.symmetric(vertical: 20.0)
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);
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}
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@override
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Widget build(BuildContext context) {
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return new Scaffold(
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appBar: buildAppBar(context),
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body: buildSettingsPane(context)
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);
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}
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}
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