PrintPreview: Fixed RICOH MP C3501 color print job issues.

chrome/browser/printing/print_dialog_gtk.cc

 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/printing/print_dialog_gtk.h"
 
 #include <fcntl.h>
 #include <gtk/gtkpagesetupunixdialog.h>
 #include <gtk/gtkprintjob.h>
 #include <sys/stat.h>
@@ skipping 11 matching lines @@
 #include "printing/metafile.h"
 #include "printing/print_job_constants.h"
 #include "printing/print_settings_initializer_gtk.h"
 
 using printing::PageRanges;
 using printing::PrintSettings;
 
 namespace {
 
 // CUPS ColorModel attribute and values.
+const char kCMYK[] = "CMYK";
 const char kCUPSColorModel[] = "cups-ColorModel";
 const char kColor[] = "Color";
 const char kGrayscale[] = "Grayscale";
 
 // CUPS Duplex attribute and values.
 const char kCUPSDuplex[] = "cups-Duplex";
 const char kDuplexNone[] = "None";
 const char kDuplexTumble[] = "DuplexTumble";
 const char kDuplexNoTumble[] = "DuplexNoTumble";
 
@@ skipping 108 matching lines @@
     page_setup_ = gtk_page_setup_new();
 
   // No page range to initialize for default settings.
   PageRanges ranges_vector;
   InitPrintSettings(ranges_vector);
 }
 
 bool PrintDialogGtk::UpdateSettings(const DictionaryValue& settings,
                                     const printing::PageRanges& ranges) {
   bool collate;
-  bool color;
+  int color;
   bool landscape;
   bool print_to_pdf;
   int copies;
   int duplex_mode;
   std::string device_name;
 
   if (!settings.GetBoolean(printing::kSettingLandscape, &landscape) ||
       !settings.GetBoolean(printing::kSettingCollate, &collate) ||
-      !settings.GetBoolean(printing::kSettingColor, &color) ||
+      !settings.GetInteger(printing::kSettingColor, &color) ||
       !settings.GetBoolean(printing::kSettingPrintToPDF, &print_to_pdf) ||
       !settings.GetInteger(printing::kSettingDuplexMode, &duplex_mode) ||
       !settings.GetInteger(printing::kSettingCopies, &copies) ||
       !settings.GetString(printing::kSettingDeviceName, &device_name)) {
     return false;
   }
 
   if (!print_to_pdf) {
     scoped_ptr<GtkPrinterList> printer_list(new GtkPrinterList);
     printer_ = printer_list->GetPrinterWithName(device_name.c_str());
     if (printer_) {
       g_object_ref(printer_);
       gtk_print_settings_set_printer(gtk_settings_,
                                      gtk_printer_get_name(printer_));
     }
     gtk_print_settings_set_n_copies(gtk_settings_, copies);
     gtk_print_settings_set_collate(gtk_settings_, collate);
-    gtk_print_settings_set(gtk_settings_, kCUPSColorModel,
-                           color ? kColor : kGrayscale);
+
+    const char* color_mode;
+    switch (color) {
+      case printing::COLOR:
+        color_mode = kColor;
+        break;
+      case printing::CMYK:
+        color_mode = kCMYK;
+        break;
+      default:
+        color_mode =kGrayscale;
+        break;
+    }
+    gtk_print_settings_set(gtk_settings_, kCUPSColorModel,color_mode);
+
     const char* cups_duplex_mode;
     switch (duplex_mode) {
       case printing::LONG_EDGE:
         cups_duplex_mode = kDuplexNoTumble;
         break;
       case printing::SHORT_EDGE:
         cups_duplex_mode = kDuplexTumble;
         break;
       default:
         cups_duplex_mode = kDuplexNone;
@@ skipping 181 matching lines @@
   // Printing finished. Matches AddRef() in PrintDocument();
   Release();
 }
 
 void PrintDialogGtk::InitPrintSettings(const PageRanges& page_ranges) {
   PrintSettings settings;
   printing::PrintSettingsInitializerGtk::InitPrintSettings(
       gtk_settings_, page_setup_, page_ranges, false, &settings);
   context_->InitWithSettings(settings);
 }