1 files changed, 12 insertions, 5 deletions
diff --git a/src/gui/painting/qprinter.cpp b/src/gui/painting/qprinter.cpp
index a384527..8823b18 100644
--- a/src/gui/painting/qprinter.cpp
+++ b/src/gui/painting/qprinter.cpp
@@ -834,11 +834,15 @@ void QPrinter::setPrinterName(const QString &name)
 #endif
 
     QList<QPrinterInfo> prnList = QPrinterInfo::availablePrinters();
-    d->validPrinter = false;
-    for (int i = 0; i < prnList.size(); ++i) {
-        if (prnList[i].printerName() == name) {
-            d->validPrinter = true;
-            break;
+    if (name.isEmpty()) {
+        d->validPrinter = d->outputFormat == QPrinter::PdfFormat || d->outputFormat == QPrinter::PostScriptFormat;
+    } else {
+        d->validPrinter = false;
+        for (int i = 0; i < prnList.size(); ++i) {
+            if (prnList[i].printerName() == name) {
+                d->validPrinter = true;
+                break;
+            }
         }
     }
 
@@ -1304,6 +1308,9 @@ void QPrinter::setNumCopies(int numCopies)
 
     Returns true if collation is turned on when multiple copies is selected.
     Returns false if it is turned off when multiple copies is selected.
+    When collating is turned off the printing of each individual page will be repeated
+    the numCopies() amount before the next page is started. With collating turned on
+    all pages are printed before the next copy of those pages is started.
 
     \sa setCollateCopies()
 */