我正在研究批处理打印解决方案。
要打印的文件将以各种(典型的)格式,例如PDF,Word,Excel等。根据我收集的(和测试)打印XPS文件的内容是Windows平台上的一种方式。
但是,我完全不清楚一个人如何实际创建XPS文件 - 没有对所涉及的输入文件格式的深入了解(编程也是)。
我希望我可以打印到本地 Microsoft XPS文档作者"打印机",然后实际打印其输出(即XPS文件)。
我无法成功地执行此操作。我已经尝试使用托管代码System.Printing
,非管理代码Winspool API
。
我可以成功打开打印机并向其写下原始数据,但是我从未获得XPS文件输出。如何创建XPS文件?我已经查看了XPSDocumentWriter
API,但这似乎非常复杂,大概已经由Microsoft XPS文档Writer 和/或现有应用程序实现。
我找到了一种方法,是从创建文档IE的应用程序开始。单词,Excel等,并使其打印。该代码将字符串带到要转换的文档,在用户%TMP%文件夹中制作XPS文件,然后将字符串返回到文档中。它可以完成这项工作,但并不快:
private readonly string TEMP = Environment.ExpandEnvironmentVariables("%tmp%");
private object nullObject = Type.Missing;
private string ConvertWordtoXps(string wordDocName)
{
Microsoft.Office.Interop.Word.Application wordApp = new Microsoft.Office.Interop.Word.Application();
wordApp.Documents.Open(wordDocName, ConfirmConversions: false, ReadOnly: true);
string xpsFileName = String.Concat(TEMP, "\", Path.GetFileNameWithoutExtension(wordDocName), ".xps");
try
{
wordApp.ActiveDocument.SaveAs2(xpsFileName, FileFormat: WdSaveFormat.wdFormatXPS);
return xpsFileName;
}
catch (Exception e)
{
MessageBox.Show(e.Message);
}
finally
{
((Microsoft.Office.Interop.Word._Application)wordApp).Quit(SaveChanges: false, OriginalFormat: nullObject, RouteDocument: nullObject);
}
return null;
}
private string ConvertExceltoXps(string excelWorkbookName)
{
Microsoft.Office.Interop.Excel.Application excelApp = new Microsoft.Office.Interop.Excel.Application();
excelApp.Workbooks.Add(excelWorkbookName);
Workbook excelWorkbook = excelApp.ActiveWorkbook;
string xpsFileName = String.Concat(TEMP, "\", Path.GetFileNameWithoutExtension(excelWorkbookName), ".xps");
try
{
excelWorkbook.ExportAsFixedFormat(
XlFixedFormatType.xlTypeXPS,
xpsFileName,
Quality: XlFixedFormatQuality.xlQualityMinimum,
IncludeDocProperties: false,
IgnorePrintAreas: false,
From: nullObject,
To: nullObject,
OpenAfterPublish: false,
FixedFormatExtClassPtr: nullObject
);
return xpsFileName;
}
catch (Exception e)
{
MessageBox.Show(e.Message);
}
finally
{
excelWorkbook.Close(XlSaveAction.xlDoNotSaveChanges, Filename: nullObject, RouteWorkbook: nullObject);
((Microsoft.Office.Interop.Excel._Application)excelApp).Quit();
}
return null;
}
private string ConvertPowerPointtoXps(string pptFile)
{
Microsoft.Office.Interop.PowerPoint.Application pptApp = new Microsoft.Office.Interop.PowerPoint.Application();
Microsoft.Office.Interop.PowerPoint.Presentations pptSet = pptApp.Presentations;
Microsoft.Office.Interop.PowerPoint.Presentation pptPresentation = pptSet.Open(pptFile, ReadOnly: MsoTriState.msoTrue, Untitled: MsoTriState.msoTrue, WithWindow: MsoTriState.msoFalse);
string xpsFileName = String.Concat(TEMP, "\", Path.GetFileNameWithoutExtension(pptFile), ".xps");
try
{
pptPresentation.ExportAsFixedFormat(
xpsFileName,
PpFixedFormatType.ppFixedFormatTypeXPS,
PpFixedFormatIntent.ppFixedFormatIntentScreen,
FrameSlides: MsoTriState.msoFalse,
HandoutOrder: PpPrintHandoutOrder.ppPrintHandoutVerticalFirst,
OutputType: PpPrintOutputType.ppPrintOutputFourSlideHandouts,
PrintHiddenSlides: MsoTriState.msoFalse,
RangeType: PpPrintRangeType.ppPrintAll,
SlideShowName: "",
IncludeDocProperties: false,
KeepIRMSettings: true,
DocStructureTags: true,
BitmapMissingFonts: true,
UseISO19005_1: false,
ExternalExporter: nullObject
);
return xpsFileName;
}
catch (Exception e)
{
MessageBox.Show(e.Message);
}
finally
{
((_Presentation)pptPresentation).Close();
((Microsoft.Office.Interop.PowerPoint._Application)pptApp).Quit();
}
return null;
}