private void button_OK_Click(object sender, RoutedEventArgs e)
{
var riskType = this.comboBox_riskTypeSelect.SelectedValue as RiskTypeView;
decimal riskValue;
if (!decimal.TryParse(this.textBox_riskValue.Text, out riskValue))
{
this.label_Message.DataContext = "許容リスク値が数値ではありません。";
return;
}
var manualClose = this.checkbox_ManualClose.IsChecked ?? true;
var setting = new RiskSetting
{
Type = riskType.Model,
Value = riskValue,
ManualClose = manualClose,
};
if (this.checkbox_Default.IsChecked ?? false)
{
var settings = LineTrader.Properties.Settings.Default;
settings.DefaultSizeType = setting.Type.Key;
settings.DefalutSizeValue = setting.Value;
settings.ManualClose = setting.ManualClose;
settings.Save();
}
this.RiskUpdated?.Invoke(setting);
Dispatcher.Invoke(() => this.Close());
}
private void menuItem_RiskSetting_Click(object sender, RoutedEventArgs e)
{
var win = new RiskSettingWindow(this.riskSetting, this.service.Account.Value);
win.RiskUpdated += setting =>
{
this.riskSetting = setting;
UpdateOrderPreview();
UpdateCloseButtonVisiblity();
};
win.ShowDialog();
}
public RiskSettingWindow(RiskSetting current, Model.Oanda.Account account)
{
InitializeComponent();
var riskTypes = Model.RiskType.Values.Select(x =>
{
var text = (x == Model.RiskType.Fixed) ? x.Name : string.Format("{0} ({1} {2}) の", x.Name, x.Risk(account, 100), account.accountCurrency);
return(new RiskTypeView(x, text, x.Unit.Invoke(account)));
}).ToDictionary(x => x.Model.Key);
this.comboBox_riskTypeSelect.ItemsSource = Model.RiskType.Values.Select(x => riskTypes[x.Key]);
this.comboBox_riskTypeSelect.SelectedItem = (riskTypes.ContainsKey(current.Type.Key))
? riskTypes[current.Type.Key]
: riskTypes[Model.RiskType.FreeMarginRatio.Key]
;
this.textBox_riskValue.Text = current.Value.ToString();
this.checkbox_ManualClose.IsChecked = current.ManualClose;
}
public MainWindow(Model.Service service)
{
InitializeComponent();
this.riskSetting = RiskSetting.Default;
this.service = service;
this.viewCheckUpdated = new Subject <object>();
this.instrumentSelected = new Subject <string>();
this.selectedInstrument = this.instrumentSelected.ToReadOnlyReactiveProperty();
this.listView_Instruments.DataContext = this.service.Instruments.Keys.OrderBy(x => x);
var sampling = Observable.Interval(TimeSpan.FromMilliseconds(1000)).Select <long, object>(_ => null);
this.orderTabSelected = new Subject <int>();
var orderTabSelected = this.orderTabSelected.Select <int, object>(_ => null);
this.selectedOrderTab = this.orderTabSelected.ToReadOnlyReactiveProperty();
this.lines = new Dictionary <string, Lines>();
foreach (var instrument in this.service.Instruments.Values)
{
var lines = new Lines();
sampling.Subscribe(_ =>
{
var current = instrument.CurrentLine.Value;
try
{
Dispatcher.Invoke(() =>
{
var focused = this.dataGrid_Lines.IsKeyboardFocusWithin;
var selected = this.dataGrid_Lines.SelectedItem as Line;
lines.Current = (current == null) ? null : new Line(current);
if (instrument.Name == this.selectedInstrument.Value)
{
this.dataGrid_Lines.SelectedItem = lines[selected?.Identity];
}
if (focused)
{
this.dataGrid_Lines.Focus();
}
});
}
catch (TaskCanceledException)
{
// do nothing
}
});
instrument.ChartLines.Subscribe(charts =>
{
Dispatcher.Invoke(() =>
{
var focused = this.dataGrid_Lines.IsKeyboardFocusWithin;
var selected = this.dataGrid_Lines.SelectedItem as Line;
lines.UpdateLines(charts);
if (instrument.Name == this.selectedInstrument.Value)
{
this.dataGrid_Lines.SelectedItem = lines[selected?.Identity];
}
if (focused)
{
this.dataGrid_Lines.Focus();
}
});
});
this.lines.Add(instrument.Name, lines);
}
this.dataGrid_Lines.DataContext = this.instrumentSelected
.Select(_ => this.ListItems)
.Do(_ =>
{
var current = this.lines[this.selectedInstrument.Value].Current;
if (current == null)
{
return;
}
this.dataGrid_Lines.SelectedItem = current;
this.dataGrid_Lines.Focus();
})
.Merge(this.viewCheckUpdated.Select(_ => this.ListItems))
.ToReadOnlyReactiveProperty()
;
this.buyPreview = new OrderPreviewRecords();
this.sellPreview = new OrderPreviewRecords();
this.dataGrid_BuyPreview.DataContext = this.buyPreview;
this.dataGrid_SellPreview.DataContext = this.sellPreview;
Observable
.Merge(
this.lines
.Select(x => x.Value.Items.CollectionChangedAsObservable().Select(_ => x.Key))
.Merge()
.Where(x => x == this.selectedInstrument.Value),
this.instrumentSelected,
orderTabSelected,
this.service.Account
)
.Where(_ => this.selectedOrderTab.Value == 0)
.Subscribe(_ => UpdateOrderPreview())
;
this.positions = new Positions();
this.dataGrid_Positions.DataContext = this.positions.Items;
Observable
.Merge(
sampling,
this.instrumentSelected,
orderTabSelected,
this.service.Positions
)
.Where(_ => this.selectedOrderTab.Value == 1)
.Subscribe(_ => UpdatePositions())
;
UpdateCloseButtonVisiblity();
}