private void lvwUpdates_DrawSubItem(object sender, DrawListViewSubItemEventArgs e)
{
//
ListViewItem thisitem = e.Item;
BCUpdate.UpdateInfo upinfo = (BCUpdate.UpdateInfo)thisitem.Tag;
DrawItemData usedrawdata = (DrawItemData)upinfo.Tag;
//upinfo.DrawSubItem(sender, e)
DrawItemData drawdata = (DrawItemData)upinfo.Tag;
if (e.ColumnIndex == 3)
{
StringFormat centeralign = new StringFormat();
centeralign.Alignment = StringAlignment.Center;
e.DrawDefault = false;
e.DrawBackground();
int usepercent;
int.TryParse(e.SubItem.Text, out usepercent);
double percentfraction = (double)usepercent / 100;
e.Graphics.DrawRectangle(new Pen(Color.Black), e.Bounds.Left + 2, e.Bounds.Top + 2, e.Bounds.Width - 4, e.Bounds.Height - 4);
ThemePaint.DrawProgress(lvwUpdates.Handle, e.Graphics, e.Bounds, (float)percentfraction, ThemePaint.FILLSTATES.PBFS_NORMAL);
e.Graphics.DrawString(drawdata.StringDraw, new Font("Consolas", 10), Brushes.Black,
e.Bounds, centeralign);
}
else
{
e.DrawDefault = true;
}
}
/// <summary>
/// installs all downloaded updates.
/// EXE and MSI files will be run directly; .ZIP files will be handled specially (via ZipInstall() which starts out as a stub)
/// </summary>
private void InstallDownloaded()
{
foreach (BCUpdate.UpdateInfo loopdownloaded in completeddownloads)
{
//MessageBox.Show("Downloaded file:" + loopdownloaded.DownloadedFilename);
String installfile = loopdownloaded.DownloadedFilename;
String grabextension = Path.GetExtension(installfile).ToUpper();
DrawItemData updatedrawdata = (DrawItemData)loopdownloaded.Tag;
if (grabextension == ".EXE" || grabextension == ".MSI")
{
//MessageBox.Show("Running external Program:" + installfile);
try
{
updatedrawdata.StringDraw = "Installing...";
this.Invoke((MethodInvoker)(() => lvwUpdates.Invalidate()));
Process executableProgram = Process.Start(installfile);
//wait for it to complete.
updatedrawdata.StringDraw = "Installing...";
while (!executableProgram.HasExited)
{
Thread.Sleep(0);
}
if (executableProgram.ExitCode != 0)
{
updatedrawdata.StringDraw = "Install Error: " + executableProgram.ExitCode.ToString();
}
else
{
updatedrawdata.StringDraw = "Installed.";
}
}
catch (Exception ex)
{
updatedrawdata.StringDraw = "Exec Error:" + ex.Message;
}
}
else if (grabextension == ".ZIP")
{
ZipInstall(installfile);
}
try
{
this.Invoke((MethodInvoker)(() => lvwUpdates.Invalidate()));
}
catch (InvalidOperationException)
{
return;
}
}
}
private float getAverageCompletion()
{
double runningtotal = 0;
if (updatingItems.Count == 0)
{
return(0);
}
foreach (var UpdateItem in this.updatingItems)
{
DrawItemData did = ((DrawItemData)(UpdateItem).Tag);
runningtotal += did.PercentComplete;
}
return((float)(runningtotal / this.updatingItems.Count));
}
private void updateprogressforitem(ListViewItem UpdateItem, DownloadProgressChangedEventArgs args)
{
//updates the progress for one of the items. uses the DrawItemData found in the tag of the stored BCUpdate.UpdateInfo which itself is the tag of the given item.
float percentage = (float)args.BytesReceived / (float)args.TotalBytesToReceive;
//long bytespeed = args.BytesReceived - lastBytesreceived;
//UpdateItem.ProgressEvent = args;
UpdateItem.SubItems[lvwUpdates.Columns["PROGRESS"].Index].Text = percentage.ToString();
UpdateItem.SubItems[3].Text = percentage.ToString();
DrawItemData itemdraw = ((DrawItemData)((BCUpdate.UpdateInfo)UpdateItem.Tag).Tag);
long currspeed = args.BytesReceived - lastBytesreceived;
if (currspeed > 0)
{
itemdraw.ByteSpeed = currspeed;
}
lastBytesreceived = args.BytesReceived;
long speedpersecond = interpolatepersecond(DateTime.Now - lastprogress, itemdraw.ByteSpeed);
String speedshow = ByteSizeFormatter.FormatSize(speedpersecond);
if (0 < percentage && percentage < 100)
{
itemdraw.PercentComplete = percentage;
itemdraw.StringDraw = String.Format("{0}% ({1}/s)", percentage, speedshow);
}
else if (args.BytesReceived == args.TotalBytesToReceive)
{
//complete
if (itemdraw.DownloadError == null)
{
itemdraw.StringDraw = "Ready to Install";
itemdraw.PercentComplete = 100;
}
else
{
itemdraw.StringDraw = "Error";
UpdateItem.ToolTipText = "Error:" + itemdraw.DownloadError.Message;
}
}
}
