public Form1()
{
InitializeComponent();
try {
username = System.Security.Principal.WindowsIdentity.GetCurrent().Name;
} catch {
username = "******";
}
Jobs = new List<ListViewItem >();
_jobs = new List<MusicJob>();
ipTextBox.Text = Properties.Settings.Default.SpoolerIp;
if (Properties.Settings.Default.SpoolerIp != "")
{
backgroundWorker1.RunWorkerAsync();
}
ActiveJob = null;
OldActiveJob = new MusicJob("", "", "", "", "");
ListView_SizeChanged(listView1, null);
restore = new clientRect();
this.Select();
this.Focus();
}
private Boolean parseLpq()
{
Printer printer1 = new Printer(Properties.Settings.Default.SpoolerIp, "lp", username);
if (!printer1.ErrorMsg.Equals(""))
{
notifyIcon1.ShowBalloonTip(2000, "Error while spooling", printer1.ErrorMsg, ToolTipIcon.Error);
return false;
}
String lines = printer1.LPQ(false).Trim().Replace("\0", string.Empty);
Boolean newElement = false;
lock (Jobs)
{
MatchCollection matches = multiLine.Matches(lines);
if (matches.Count != Jobs.Count())
{
newElement = true;
}
Jobs = new List<ListViewItem>();
_jobs = new List<MusicJob>();
foreach (Match m in matches)
{
String user = m.Result("${user}").Trim();
String status = m.Result("${status}").Trim();
String jobid = m.Result("${jobid}").Trim();
String details = m.Result("${details}").Trim();
String title = m.Result("${title}").Trim();
String size = m.Result("${size}").Trim();
ListViewItem item = new ListViewItem();
item.Tag = jobid;
int bytes = 0;
Int32.TryParse(size, out bytes);
item.Text = String.Format("{0,-8} {1,-15} {2,-6}MB {3}", status, user, ConvertIntToMegabytes(bytes).ToString("0.00"), title);
item.ImageIndex = 0;
Jobs.Add(item);
_jobs.Add(new MusicJob(user, status, details, title, size));
}
}
List<MusicJob> activeJobs = _jobs.Where(a => a.status == "active").ToList<MusicJob>();
if (activeJobs.Count() > 0)
{
if (ActiveJob == null || activeJobs.First().title != ActiveJob.title)
{
notifyIcon1.ShowBalloonTip(2000, "Currently Playing", activeJobs.First().title, ToolTipIcon.Info);
ActiveJob = activeJobs.First();
newElement = true;
}
}
else
{
ActiveJob = null;
}
return newElement;
}
private void backgroundWorker1_ProgressChanged(object sender, ProgressChangedEventArgs e)
{
lastUpdate.Text = "Last Update: " + System.DateTime.Now.ToString();
tracksLbl.Text = "Tracks: " + Jobs.Count();
if (e.ProgressPercentage == 100)
{
/*
* Save selected items for restore
*/
List <ListViewItem> _selected = new List<ListViewItem>();
foreach (ListViewItem i in listView1.SelectedItems)
{
_selected.Add(i);
}
/*
* Update the list
*/
listView1.Items.Clear();
foreach (ListViewItem i in Jobs)
{
listView1.Items.Add(i);
}
/*
* Restore selected items
*/
foreach (ListViewItem lvi in _selected)
{
foreach (ListViewItem i in listView1.Items)
{
if ((string)lvi.Tag == (string)i.Tag)
{
i.Selected = true;
}
}
}
/*
* Update ScrollText
*/
if (ActiveJob == null)
{
scrollingLbl.Text = "";
}
else if (ActiveJob.title != OldActiveJob.title)
{
scrollingLbl.Text = ActiveJob.title;
OldActiveJob = ActiveJob;
}
}
}