public static List <City> SetPrinters(ItemsControl itemsControl)
{
try
{
int cnt = 0;
List <City> list = new List <City>();
string filePathExecutePrinter = FileTools.executePrintersFilePath;
FileStream fileStreamExecutePrinter = new FileStream(filePathExecutePrinter, FileMode.OpenOrCreate, FileAccess.Read);
StreamReader streamReaderExecutePrinter = new StreamReader(fileStreamExecutePrinter);
string line;
string[] data;
while ((line = streamReaderExecutePrinter.ReadLine()) != null)
{
data = line.Split(';');
GetPrinterStatus(data[0]);
list.Add(new City
{
ID = ++cnt,
Name = data[0],
Port = data[1],
NetStatus = ret,
WareStatus = rets == 0 ? "" : rets.ToString()
});
}
printerCount = list.Count;
streamReaderExecutePrinter.Close();
itemsControl.ItemsSource = list;
return(list);
}
catch (Exception e)
{
FileTools.WriteLineFile(FileTools.exceptionFilePath, DateTime.Now.ToString() + " " + e.Message);
return(null);
}
}
//链接打印机
public static string LinkPrinter(string printerName, int port)
{
try
{
string ip = GetRegistryData(printerName + "\\DsSpooler", "portName");
if (ip == "" || ip.Split(new char[] { '.' }).Length != 4)
{
throw new ConnectionException("没找到IP");
}
foreach (string s in ip.Split(new char[] { '.' }))
{
int.Parse(s);
}
Ping pingSender = new Ping();
PingReply reply = pingSender.Send(ip, 1);;
if (reply.Status != IPStatus.Success)
{
throw new ConnectionException("链接失败！");
}
/*Ping pingSender = new Ping();
* Thread thread = new Thread(new ThreadStart()));
* thread.Start();
* PingReply reply = null;
* reply = pingSender.Send(ip, 1);//第一个参数为ip地址，第二个参数为ping的时间
*
* Func<string, int, PingReply> func = new Func<string, int, PingReply>(Printer.PingIP);
* reply = func(ip, 1);
*
* if (reply.Status != IPStatus.Success)
* throw new ConnectionException("链接失败！");*/
TcpConnection connection = new TcpConnection(ip, port);
connection.Open();
printerHTTP = ZebraPrinterFactory.GetInstance(connection);
linkOsPrinter = ZebraPrinterFactory.CreateLinkOsPrinter(printerHTTP);
printerStatus = printerHTTP.GetCurrentStatus();
}
catch (ConnectionException e)
{
printerHTTP = null;
FileTools.WriteLineFile(FileTools.exceptionFilePath, DateTime.Now.ToString() + " " + printerName + e.Message);
return(printerName + e.Message);
}
catch (FormatException e)
{
printerHTTP = null;
FileTools.WriteLineFile(FileTools.exceptionFilePath, DateTime.Now.ToString() + " " + printerName + "IP地址不正确！");
return(printerName + "IP地址不正确！");
}
return("");
}
//发送文件
public static bool SendFile(string printerName, string filePath)
{
try
{
if (printer != null && filePath != "")
{
PrintDocument pd = new PrintDocument();
pd.DefaultPageSettings.PrinterSettings.PrinterName = printerName;
pd.DefaultPageSettings.Landscape = false;
pd.PrintPage += (sender, args) =>
{
//从指定文件里创建图片
System.Drawing.Image i = System.Drawing.Image.FromFile(filePath);
args.Graphics.DrawImageUnscaled(i, 0, 0);
};
pd.Print();
}
}
catch (InvalidPrinterException)
{
FileTools.WriteLineFile(FileTools.exceptionFilePath, printerName + "无效的打印机设置！");
return(false);
}
catch (System.ComponentModel.Win32Exception)
{
FileTools.WriteLineFile(FileTools.exceptionFilePath, printerName + "给打印机的数据过小(访问拒绝)！");
return(false);
}
catch (System.IO.FileNotFoundException)
{
FileTools.WriteLineFile(FileTools.exceptionFilePath, printerName + "没找到指定文件或目录！");
return(false);
}
return(true);
}
