private void PreviewWinForms2_FormClosed(object sender, FormClosedEventArgs e)
{
if (fmetapr != null)
{
try
{
fmetapr.Dispose();
}
finally
{
fmetapr = null;
}
}
}
public void DoDispose()
{
if (fmetapr != null)
{
try
{
fmetapr.Dispose();
fmetapr = null;
}
finally
{
fmetapr = null;
}
}
}
/// <summary>
/// Process a MetaFile, printing or previewing
/// </summary>
/// <param name="meta">MetaFile to print</param>
override public bool Print(MetaFile meta)
{
overridedriver = null;
DrawFound = (FPreview && (!SystemPreview));
if (!FPreview)
{
// Get printer data so it can be a dot matrix print option
string drivername = PrinterConfig.GetDriverName(meta.PrinterSelect);
if (drivername.Length > 0)
{
using (PrintOutText ntextdriver = new PrintOutText())
{
ntextdriver.ForceDriverName = drivername;
overridedriver = ntextdriver;
if (PreparePrint(meta))
{
bool doprint = true;
if (ShowPrintDialog)
{
using (PrintDialog pdia = new PrintDialog())
{
pdia.ShowHelp = true;
pdia.ShowNetwork = true;
pdia.AllowSomePages = true;
// bug from Microsoft not showing dialog
pdia.UseEXDialog = true;
pdia.Document = doc;
DialogResult aresult = pdia.ShowDialog();
doprint = aresult == DialogResult.OK;
}
}
if (doprint)
{
ntextdriver.Print(meta);
NewDocument(meta);
string atext = ntextdriver.PrintResult.ToString();
//MessageBox.Show("Blank lines:"+ntextdriver.blanklines.ToString());
if (atext.Length > 0)
{
FBlackLines = FBlackLines + ntextdriver.blacklines;
FWhiteLines = FWhiteLines + ntextdriver.whitelines;
RawPrinterHelper.SendStringToPrinter(doc.PrinterSettings.PrinterName, atext);
return(true);
}
EndDocument(meta);
}
else
{
return(false);
}
}
}
}
}
bool nresult = false;
WMFOptimization oldoptimization = OptimizeWMF;
try
{
DisableForwardOnly = false;
if (!Preview)
{
OptimizeWMF = WMFOptimization.None;
}
else
{
// For preview, the metafile must save all pages
if (!SystemPreview)
{
DisableForwardOnly = true;
}
}
if (PreparePrint(meta))
{
bool doprint = true;
if (ShowPrintDialog)
{
using (PrintDialog pdia = new PrintDialog())
{
// Bug from microsft not showing dialog in 64bit machines
pdia.UseEXDialog = true;
pdia.ShowHelp = true;
pdia.ShowNetwork = true;
pdia.AllowSomePages = true;
pdia.Document = doc;
DialogResult aresult = pdia.ShowDialog();
doprint = aresult == DialogResult.OK;
}
}
if (doprint)
{
if (!Preview)
{
meta.ForwardOnly = true;
try
{
doc.Print();
}
catch (Exception E)
{
string printername = doc.PrinterSettings.PrinterName;
throw new Exception("Printer error: " + printername + " " + E.Message);
}
}
else
{
#if REPMAN_NOPREVIEW
throw new Exception("Feature PrintPreviewDialog not supported");
#else
if (SystemPreview)
{
using (PrintPreviewDialog previewdia = new PrintPreviewDialog())
{
previewdia.Document = doc;
previewdia.ShowDialog();
}
}
else
{
if (previewmetafile != null)
{
previewmetafile.Dispose();
previewmetafile = null;
}
previewmetafile = new PreviewMetaFile();
SetReportEvents();
previewmetafile.OptimizeWMF = OptimizeWMF;
previewmetafile.MetaFile = meta;
previewmetafile.SetDriver(this);
PreviewWindow.WindowMode = WindowMode;
PreviewWindow.ShowInTaskbar = ShowInTaskbar;
PreviewWindow.LargeButtons = LargeButtons;
PreviewWindow.PreviewReport(previewmetafile);
}
#endif
}
nresult = true;
}
}
}
finally
{
OptimizeWMF = oldoptimization;
}
return(nresult);
}
