protected virtual void Dispose(bool disposing) {
if (!disposing)
return;
if (_timer == null)
return;
_timer.Dispose();
_timer = null;
}
static Timer SetupTransferProgress(IWebClient webClient, ITransferProgress transferProgress) {
var lastTime = Tools.Generic.GetCurrentUtcDateTime;
long lastBytes = 0;
transferProgress.Progress = 0;
transferProgress.FileSizeTransfered = 0;
webClient.DownloadProgressChanged +=
(sender, args) => {
var bytes = args.BytesReceived;
var now = Tools.Generic.GetCurrentUtcDateTime;
transferProgress.Progress = args.ProgressPercentage;
transferProgress.FileSizeTransfered = bytes;
if (lastBytes != 0) {
var timeSpan = now - lastTime;
var bytesChange = bytes - lastBytes;
if (timeSpan.TotalMilliseconds > 0)
transferProgress.Speed = (long) (bytesChange/(timeSpan.TotalMilliseconds/1000.0));
}
lastBytes = bytes;
lastTime = now;
};
webClient.DownloadFileCompleted += (sender, args) => { transferProgress.Completed = true; };
var timer = new TimerWithElapsedCancellation(500, () => {
if (!transferProgress.Completed
&& Tools.Generic.LongerAgoThan(lastTime, timeout)) {
webClient.CancelAsync();
return false;
}
return !transferProgress.Completed;
});
return timer;
}
public Snow(Canvas canvas, IEventAggregator eventBus) {
_timer = new TimerWithElapsedCancellation(TimeSpan.FromMilliseconds(Interval), OnTimerTicker, null, false);
_canvas = canvas;
eventBus.Subscribe(this);
}
public RepoWatcher(StatusRepo repo) {
_timer = new TimerWithElapsedCancellation(TimerTime, () => {
repo.UpdateTotals();
return true;
});
}
protected virtual void Dispose(bool disposing) {
if (!disposing)
return;
if (_disposed)
return;
_timer.Dispose();
_timer = null;
_disposed = true;
}