通過幾天的查找經測試后發現以下三種方法可以實現用C#直接打印PDF文件。
方法一:通過調用命令行:
using System.Drawing.Printing;
using System.Diagnostics;
using System.Collections.Specialized;
//打印方法
private void pdfPrint(string filePath)
{
PrintDocument pd = new PrintDocument();
Process p = new Process();
ProcessStartInfo startInfo = new ProcessStartInfo();
startInfo.CreateNoWindow = true;
startInfo.WindowStyle = ProcessWindowStyle.Hidden;
startInfo.UseShellExecute = true;
startInfo.FileName = filePath;
startInfo.Verb = "print";
startInfo.Arguments = @"/p /h \" + filePath + "\"\"" + pd.PrinterSettings.PrinterName + "\"";
p.StartInfo = startInfo;
p.Start();
p.WaitForExit();
}
protected void btn_print_Click(object sender, EventArgs e)
{
string filePath="C:\\Documents and Settings\\AuYeungCK\\My Documents\\myfile\\1.pdf";
pdfPrint(filePath);
}
總結:以上方法單擊打印后會跳出一個adobe窗口,但是不會顯示任何內容,打印機會自動打印,經測試現在一個問題,在打印我公司的通告時打印出來的內容是異常的。
方法二:通過調用其他的類庫(PDFRender4NET)實現
需要引用O2S.Components.PDFView4NET.dll和O2S.Components.PDFRender4NET.dll
using O2S.Components.PDFRender4NET;
/// <summary>
/// 打印的代碼
/// </summary>
/// <param name="url">要打印的PDF路徑</param>
private int printShow(string url)
{
int isOK = 0;
PDFFile file = PDFFile.Open(url);
PrinterSettings settings = new PrinterSettings();
System.Drawing.Printing.PrintDocument pd = new System.Drawing.Printing.PrintDocument();
settings.PrinterName = "hp LaserJet 1160 PCL 5e";
settings.PrintToFile = false ;
//設置紙張大小(可以不設置,取默認設置)3.90 in, 8.65 in
PaperSize ps = new PaperSize("test",4,9);
ps.RawKind = 9; //如果是自定義紙張,就要大於118,(A4值為9,詳細紙張類型與值的對照請看http://msdn.microsoft.com/zh-tw/library/system.drawing.printing.papersize.rawkind(v=vs.85).aspx)
O2S.Components.PDFRender4NET.Printing.PDFPrintSettings pdfPrintSettings = new O2S.Components.PDFRender4NET.Printing.PDFPrintSettings(settings);
pdfPrintSettings.PaperSize = ps;
pdfPrintSettings.PageScaling = O2S.Components.PDFRender4NET.Printing.PageScaling.FitToPrinterMarginsProportional;
pdfPrintSettings.PrinterSettings.Copies = 1;
try
{
file.Print(pdfPrintSettings);
isOK = 1;
}
catch (Exception)
{
isOK = -1;
throw;
}
finally
{
file.Dispose();
}
return isOK;
}
總結:以上方法單擊打印后會直接打印,不會跳出adobe的窗口。
方法三:加載adobe的com組件
1、打開winform界面,然后在左邊的在工具欄中右擊->單擊choose Items->單擊COM Components在里面將Adobe PDF Reader勾上確定。
2、將剛加載進來的Adobe PDF Reader控件拖到winform界面。
3、然后在加載界面輸入如下代碼:
string fileName = "C:\\Documents and Settings\\AuYeungCK\\My Documents\\myfile\\aa1.pdf";
this.axAcroPDF1.LoadFile(fileName);
axAcroPDF.1setShowToolbar(false);
axAcroPDF1.LoadFile(fileName);
axAcroPDF1.printAll();
另:拖過來的axAcroPDF1也可以自己創建如下代碼:
AxAcroPDFLib.AxAcroPDF axAcroPDF 1= new AxAcroPDFLib.AxAcroPDF();
axAcroPDF1.Location = new System.Drawing.Point(0, 24);
axAcroPDF1.Size = new System.Drawing.Size(292, 242);
axAcroPDF1.Dock = DockStyle.Fill;
Controls.Add(axAcroPDF1);
總結:以上方法完成了顯示PDF檔以及打印功能,但是這樣運行后會先跳出一個提示窗口是否打印,不管你是否打印都會顯示一個無任何內容的adobe窗口,然后也會在winform中顯示PDF檔。
方法四:用第三方控件iTextSharp復制PDF檔打印
/// <summary>
/// 實現PDF復制
/// </summary>
/// <param name="filePath">源PDF檔</param>
/// <param name="toPath">目標c1PDF檔</param>
/// <param name="print">是否實現自動打印</param>
private void ConvertPDFToPDF(string filePath, string toPath, bool print)
{
PdfReader reader = new PdfReader(filePath);
Document document = new Document(reader.GetPageSizeWithRotation(1));
int n = reader.NumberOfPages;
FileStream baos = new FileStream(toPath, FileMode.Create, FileAccess.Write);
PdfCopy copy = new PdfCopy(document, baos);
copy.ViewerPreferences = PdfWriter.HideToolbar | PdfWriter.HideMenubar;
//往pdf中寫20837 ¤J內23481 ®e
document.Open();
for (int i = 1; i <= n; i++)
{
PdfImportedPage page = copy.GetImportedPage(reader, i);
copy.AddPage(page);
}
if (print)
{
PdfAction.JavaScript("myOnMessage();", copy);
copy.AddJavaScript("this.print(true);function myOnMessage(aMessage) {app.alert('Test',2);} var msgHandlerObject = new Object();doc.onWillPrint = myOnMessage;this.hostContainer.messageHandler = msgHandlerObject;");
}
document.Close();
reader.Close();
}
總結:此方法是實現將PDF復制到另一個地方,然后用戶去打開復制的PDF檔后就會直接打印,此檔也會跳出Adobe的界面,但是只能實現打印功能,不能另存。
