public async Task <(DateTime StartTime, DateTime EndTime)> GetTimeRange()
{
var script = $@"
return TradingVueObj.getRange();
";
var arr = await XWV.ExJs <double[]>(script);
var startDT = TimeExtensions.FromUniversalDateTime(arr[0]);
var endDT = TimeExtensions.FromUniversalDateTime(arr[1]);
return(startDT, endDT);
}
public TradingView(IXWebView xwv)
{
UnpackResources();
XWV = xwv ?? throw new ArgumentNullException(nameof(xwv));
XWV.Visibility = XWebViewVisibility.Visible;
var thread = new Thread(async(obj) =>
{
while (!IsDisposed)
{
try
{
await Task.Delay(LoopRefreshTimeout);
if (LoopRefreshEnabled)
{
var ctx = XWV.ThreadSync.Invoke(() => TypedContext);
await RefreshAsync();
}
}
catch (Exception ex)
{
}
}
});
thread.Priority = ThreadPriority.BelowNormal;
thread.Start();
Action <double, double> timeRangeChangedHandler = (double startTime, double endTime) =>
{
var startDateTime = TimeExtensions.FromUniversalDateTime(startTime);
var endDateTime = TimeExtensions.FromUniversalDateTime(endTime);
var args = new TimeRangeChangedEventArgs()
{
StartTime = startDateTime,
EndTime = endDateTime
};
XWV.ThreadSync.Invoker.Invoke(() =>
{
TimeRangeChanged?.Invoke(this, args);
});
};
xwv.BindToJs(timeRangeChangedHandler, "timeRangeUpdated", "window");
}
