public void SwitchPrinter(string PrinterName)
{
ConnectToLppx2();
LabelManager2.Document ActiveDoc = GetActiveDocument();
if (ActiveDoc != null)
{
LabelManager2.PrinterSystem PrnSystem = _mCsApp.PrinterSystem();
LabelManager2.Strings PrintersName = PrnSystem.Printers(LabelManager2.enumKindOfPrinters.lppxAllPrinters);
string CurrentPrinter = ActiveDoc.Printer.Name;
if (CurrentPrinter != PrinterName)
{
short NbPrinters = PrintersName.Count;
string FullPrinterName = "";
for (short i = 1; i <= NbPrinters; i++)
{
FullPrinterName = PrintersName.Item(i);
int pos = FullPrinterName.LastIndexOf(',');
if (pos != -1)
{
string CurrentPrinterName = FullPrinterName.Substring(0, pos);
if (CurrentPrinterName == PrinterName)
{
bool bDirectAccess = false;
string PortName = FullPrinterName.Substring(pos + 1);
if (PortName.StartsWith("->"))
{
PortName = PortName.Substring(2);
bDirectAccess = true;
}
ActiveDoc.Printer.SwitchTo(PrinterName, PortName, bDirectAccess);
}
}
}
System.Runtime.InteropServices.Marshal.ReleaseComObject(PrintersName);
System.Runtime.InteropServices.Marshal.ReleaseComObject(PrnSystem);
System.Runtime.InteropServices.Marshal.ReleaseComObject(ActiveDoc);
}
}
}
/// <summary>
/// Codesoft模板打印。
/// </summary>
/// <param name="name">打印机名称/IP地址。</param>
/// <param name="port">打印机端口。</param>
/// <param name="directAccess">直接访问打印机。</param>
/// <param name="templatePath">codesoft模板绝对路径。</param>
/// <param name="obj">替换模版文件中的变量。</param>
/// <returns></returns>
public bool Print(string name, string port, bool directAccess, string templatePath, ExpandoObject obj)
{
LabelManager2.IApplication lbl = null;
LabelManager2.IDocument doc = null;
try
{
lbl = new LabelManager2.ApplicationClass();
string path = templatePath.Replace("codesoft://", string.Empty);
if (doc == null)
{
if (Path.IsPathRooted(path) == false)
{
string directoryName = System.AppDomain.CurrentDomain.BaseDirectory;
path = Path.GetFullPath(Path.Combine(directoryName, path));
}
lbl.Documents.Open(path);
if (lbl == null)
{
throw new Exception(string.Format("打开模板文件({0})失败。", path));
}
doc = lbl.ActiveDocument;
}
if (doc == null)
{
throw new Exception(string.Format("打开模板文件({0})失败。", path));
}
var printQty = 1;
if (obj != null)
{
for (int i = 1; i <= doc.Variables.FormVariables.Count; i++)
{
var variableItem = doc.Variables.FormVariables.Item(i);
KeyValuePair <string, object> pair = obj.FirstOrDefault(item => item.Key.ToUpper() == variableItem.Name.ToUpper());
if (pair.Value != null)
{
variableItem.Value = Convert.ToString(pair.Value);
}
}
KeyValuePair <string, object> printQtyPair = obj.FirstOrDefault(item => item.Key.ToUpper() == "PrintQty".ToUpper());
if (printQtyPair.Value != null)
{
int.TryParse(Convert.ToString(printQtyPair.Value), out printQty);
}
}
string defaultPrinterName = doc.Printer.Name;
if (defaultPrinterName != name && doc.Printer.SwitchTo(name, port, directAccess) == false)
{
LabelManager2.Strings vars = lbl.PrinterSystem().Printers(LabelManager2.enumKindOfPrinters.lppxAllPrinters);
string printerNames = string.Empty;
for (int i = 1; i <= vars.Count; i++)
{
printerNames += vars.Item(i) + ";";
}
throw new Exception(string.Format("打印机({0})不存在。系统中存在的打印机列表 {1}。", name, printerNames));
}
doc.PrintDocument(printQty);
}
finally
{
//释放非托管资源
if (doc != null)
{
doc.FormFeed();
doc.Close();
doc = null;
}
if (lbl != null)
{
lbl.Quit();
lbl = null;
}
}
return(true);
}
