src/java.desktop/unix/classes/sun/print/IPPPrintService.java

*** 23,32 ****
--- 23,34 ----
   * questions.
   */
  
  package sun.print;
  
+ import java.awt.GraphicsEnvironment;
+ import java.awt.Toolkit;
  import javax.print.attribute.*;
  import javax.print.attribute.standard.*;
  import javax.print.DocFlavor;
  import javax.print.DocPrintJob;
  import javax.print.PrintService;
*** 1069,1078 ****
--- 1071,1085 ----
          PrinterResolution[] supportedRes = getPrintResolutions();
          if (supportedRes != null && (supportedRes.length > 0)) {
              catList.add(PrinterResolution.class);
          }
  
+         if (GraphicsEnvironment.isHeadless() == false) {
+             catList.add(DialogOwner.class);
+             catList.add(DialogTypeSelection.class);
+         }
+ 
          supportedCats = new Class<?>[catList.size()];
          catList.toArray(supportedCats);
          Class<?>[] copyCats = new Class<?>[supportedCats.length];
          System.arraycopy(supportedCats, 0, copyCats, 0, copyCats.length);
          return copyCats;
*** 1390,1403 ****
                          return true;
                      }
                  }
              }
              return false;
!         } if (attr.getCategory() == PrinterResolution.class) {
              if (attr instanceof PrinterResolution) {
                  return isSupportedResolution((PrinterResolution)attr);
              }
          }
          return true;
      }
  
  
--- 1397,1438 ----
                          return true;
                      }
                  }
              }
              return false;
!         } else if (attr.getCategory() == PrinterResolution.class) {
              if (attr instanceof PrinterResolution) {
                  return isSupportedResolution((PrinterResolution)attr);
              }
+         } else if (attr.getCategory() == DialogOwner.class) {
+             DialogOwner owner = (DialogOwner)attr;
+             // ID not supported on any dialog type on Unix platforms.
+             if (DialogOwnerAccessor.getID(owner) != 0) {
+                 return false;
+             }
+             // On Mac we have no control over the native dialog.
+             DialogTypeSelection dst = (attributes == null) ? null :
+                (DialogTypeSelection)attributes.get(DialogTypeSelection.class);
+             if (PrintServiceLookupProvider.isMac() &&
+                 dst == DialogTypeSelection.NATIVE) {
+                 return false;
+             }
+             // The other case is always a Swing dialog on all Unix platforms.
+             // So we only need to check that the toolkit supports
+             // always on top.
+             if (owner.getOwner() != null) {
+                 return true;
+             } else {
+                 return Toolkit.getDefaultToolkit().isAlwaysOnTopSupported();
+             }
+         } else if (attr.getCategory() == DialogTypeSelection.class) {
+             if (PrintServiceLookupProvider.isMac()) {
+                 return true;
+             } else {
+                DialogTypeSelection dst = (DialogTypeSelection)attr;
+                return attr == DialogTypeSelection.COMMON;
+             }
          }
          return true;
      }