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View File use-cups-default-print-settings-bnc552218.diff of Package libQtWebKit-devel (Project KDE:Qt:STABLE)

Subject: Makes the Qt print dialog use the default settings of the cups print queue
From: Kevin Koffler
Bug: bnc#552218, bko#180051 
Patch-upstream: no

--- src/gui/dialogs/qprintdialog_unix.cpp
+++ src/gui/dialogs/qprintdialog_unix.cpp
@@ -579,6 +579,32 @@
 void QPrintDialogPrivate::selectPrinter(QCUPSSupport *cups)
 {
     options.duplex->setEnabled(cups && cups->ppdOption("Duplex"));
+    
+    if (cups) {
+         const ppd_option_t* duplex = cups->ppdOption("Duplex");
+         if (duplex) {
+             // copy default ppd duplex to qt dialog
+             if (qstrcmp(duplex->defchoice, "DuplexTumble") == 0)
+                 options.duplexShort->setChecked(true);
+             else if (qstrcmp(duplex->defchoice, "DuplexNoTumble") == 0)
+                 options.duplexLong->setChecked(true);
+             else
+                 options.noDuplex->setChecked(true);
+         }
+
+         if (cups->currentPPD()) {
+             // set default color
+             if (cups->currentPPD()->color_device)
+                 options.color->setChecked(true);
+             else
+                 options.grayscale->setChecked(true);
+         }
+
+         // set collation
+         const ppd_option_t *collate = cups->ppdOption("Collate");
+         if (collate)
+             options.collate->setChecked(qstrcmp(collate->defchoice, "True")==0);
+    }
 }
 #endif
 
--- src/gui/painting/qprinter.cpp
+++ src/gui/painting/qprinter.cpp
@@ -609,6 +609,44 @@
                && d_ptr->paintEngine->type() != QPaintEngine::MacPrinter) {
         setOutputFormat(QPrinter::PdfFormat);
     }
+    
+#if !defined(QT_NO_CUPS) && !defined(QT_NO_LIBRARY)
+    // fill in defaults from ppd file
+    QCUPSSupport cups;
+
+    int printernum = -1;
+    for (int i = 0; i < cups.availablePrintersCount(); i++) {
+        if (printerName().toLocal8Bit() == cups.availablePrinters()[i].name)
+            printernum = i;
+    }
+    if (printernum >= 0) {
+        cups.setCurrentPrinter(printernum);
+
+        const ppd_option_t* duplex = cups.ppdOption("Duplex");
+        if (duplex) {
+            // copy default ppd duplex to qt dialog
+            if (qstrcmp(duplex->defchoice, "DuplexTumble") == 0)
+                setDuplex(DuplexShortSide);
+            else if (qstrcmp(duplex->defchoice, "DuplexNoTumble") == 0)
+                setDuplex(DuplexLongSide);
+            else
+                setDuplex(DuplexNone);
+        }
+
+        if (cups.currentPPD()) {
+            // set default color
+            if (cups.currentPPD()->color_device)
+                setColorMode(Color);
+            else
+                setColorMode(GrayScale);
+        }
+
+        // set collation
+        const ppd_option_t *collate = cups.ppdOption("Collate");
+        if (collate)
+            setCollateCopies(qstrcmp(collate->defchoice, "True")==0);
+    }
+#endif
 }
 
 /*!