zwallet/lib/settings.dart

151 lines
6.1 KiB
Dart

import 'package:flutter/material.dart';
import 'package:flutter_form_builder/flutter_form_builder.dart';
import 'package:flutter_masked_text/flutter_masked_text.dart';
import 'package:flutter_mobx/flutter_mobx.dart';
import 'main.dart';
class SettingsPage extends StatefulWidget {
@override
State<StatefulWidget> createState() => SettingsState();
}
final _settingsFormKey = GlobalKey<FormBuilderState>();
class SettingsState extends State<SettingsPage> {
var _anchorController =
MaskedTextController(mask: "00", text: "${settings.anchorOffset}");
@override
Widget build(BuildContext context) {
return Scaffold(
appBar: AppBar(title: Text('Settings')),
body: Padding(
padding: EdgeInsets.all(16),
child: FormBuilder(
key: _settingsFormKey,
child: Observer(
builder: (context) => SingleChildScrollView(child: Column(children: [
FormBuilderRadioGroup(
orientation: OptionsOrientation.vertical,
name: 'servers',
decoration: InputDecoration(labelText: 'Server'),
initialValue: settings.ldUrlChoice,
onSaved: _onChoice,
options: [
FormBuilderFieldOption(
child: Text('Lightwalletd'),
value: 'lightwalletd'),
FormBuilderFieldOption(
child: Text('ZECWallet'),
value: 'zecwallet'),
FormBuilderFieldOption(
value: 'custom',
child: FormBuilderTextField(
decoration:
InputDecoration(labelText: 'Custom'),
initialValue: settings.ldUrl,
onSaved: _onURL,
)),
]),
FormBuilderRadioGroup(
orientation: OptionsOrientation.horizontal,
name: 'themes',
decoration: InputDecoration(labelText: 'Theme'),
initialValue: settings.theme,
onChanged: _onTheme,
options: [
FormBuilderFieldOption(
child: Text('Zcash'), value: 'zcash'),
FormBuilderFieldOption(
child: Text('Blue'), value: 'blue'),
FormBuilderFieldOption(
child: Text('Pink'), value: 'pink'),
FormBuilderFieldOption(
child: Text('Coffee'), value: 'coffee'),
]),
FormBuilderRadioGroup(
orientation: OptionsOrientation.horizontal,
name: 'brightness',
initialValue: settings.themeBrightness,
onChanged: _onThemeBrightness,
options: [
FormBuilderFieldOption(
child: Text('Light'), value: 'light'),
FormBuilderFieldOption(
child: Text('Dark'), value: 'dark'),
]),
Row(children: [
SizedBox(width: 100, child: DropdownButtonFormField<String>(
decoration: InputDecoration(labelText: 'Currency'),
value: settings.currency,
items: settings.currencies.map((c) =>
DropdownMenuItem(child: Text(c), value: c)).toList(),
onChanged: (v) { settings.setCurrency(v); }
)),
]),
FormBuilderTextField(
decoration: InputDecoration(
labelText:
'Number of Confirmations Needed before Spending'),
name: 'anchor',
keyboardType: TextInputType.number,
controller: _anchorController,
onSaved: _onAnchorOffset),
FormBuilderCheckbox(
name: 'get_tx',
title: Text('Retrieve Transaction Details'),
initialValue: settings.getTx,
onSaved: _onGetTx),
ButtonBar(children: [
ElevatedButton(
child: Text('Cancel'),
onPressed: () {
Navigator.of(context).pop();
}),
ElevatedButton(
child: Text('OK'), onPressed: _onSave),
])
]))))));
}
_onChoice(v) {
settings.setURLChoice(v);
}
_onURL(v) {
settings.setURL(v);
}
_onTheme(v) {
settings.setTheme(v);
}
_onThemeBrightness(v) {
settings.setThemeBrightness(v);
}
_onSave() {
final form = _settingsFormKey.currentState;
if (form.validate()) {
form.save();
Navigator.of(context).pop();
}
}
_onAnchorOffset(v) {
settings.anchorOffset = int.parse(v);
}
_onGetTx(v) {
settings.updateGetTx(v);
}
String _checkFx(String vs) {
final v = double.tryParse(vs);
if (v == null) return 'FX rate must be a number';
if (v <= 0.0) return 'FX rate must be positive';
return null;
}
}