public void UpdateProgress(DownloadProgressChangedEventArgs e)
{
if (progressBar.InvokeRequired)
{
UpdateProgressDelegate _delegate = new UpdateProgressDelegate(UpdateProgress);
progressBar.Invoke(_delegate, new object[] { e });
}
else
{
double mult = 1.0;
if (TotalUpdateSize > int.MaxValue)
{
mult = (double)int.MaxValue / TotalUpdateSize;
}
progressBar.Minimum = 0;
progressBar.Maximum = (int)(TotalUpdateSize * mult);
// Set the current value. In certain circumstances, this value may
// become invalid, so we need to test it first.
// NOTE: Fixes bug #1770765 - Status Bar Exception
int currValue = (int)((CompletedUpdateSize + e.BytesReceived) * mult);
if (currValue >= progressBar.Minimum &&
currValue <= progressBar.Maximum)
{
progressBar.Value = currValue;
}
TimeSpan ts = (DateTime.Now - StartTime);
lblBytes.Text =
DownloadedBytesStringConverter.Convert(CompletedUpdateSize + e.BytesReceived, TotalUpdateSize) +
" out of " +
DownloadedBytesStringConverter.Convert(TotalUpdateSize) +
" downloaded (" +
DownloadedBytesStringConverter.Convert(
(CompletedUpdateSize + e.BytesReceived) / ts.TotalSeconds,
"0.0") +
"/sec)";
}
}
public void UpdateProgress(DownloadProgressChangedEventArgs e)
{
if (Thread.CurrentThread != Dispatcher.Thread)
{
UpdateProgressDelegate _delegate = new UpdateProgressDelegate(UpdateProgress);
Dispatcher.Invoke(DispatcherPriority.Normal, _delegate, e);
}
else
{
double mult = 1.0;
if (TotalUpdateSize > int.MaxValue)
{
mult = (double)int.MaxValue / TotalUpdateSize;
}
progressBar.Minimum = 0;
progressBar.Maximum = (TotalUpdateSize * mult);
// Set the current value. In certain circumstances, this value may
// become invalid, so we need to test it first.
// NOTE: Fixes bug #1770765 - Status Bar Exception
double currValue = (CompletedUpdateSize + e.BytesReceived) * mult;
if (currValue >= progressBar.Minimum &&
currValue <= progressBar.Maximum)
{
progressBar.Value = currValue;
}
TimeSpan ts = (DateTime.Now - StartTime);
SetParagraphText(
DownloadedBytesStringConverter.Convert(CompletedUpdateSize + e.BytesReceived, TotalUpdateSize) +
" out of " +
DownloadedBytesStringConverter.Convert(TotalUpdateSize) +
" downloaded");
lblSpeed.Text = DownloadedBytesStringConverter.Convert(
(CompletedUpdateSize + e.BytesReceived) / ts.TotalSeconds,
"0.0") + "/sec";
}
}