modules/javafx.graphics/src/main/java/com/sun/prism/j2d/print/J2DPrinterJob.java

*** 43,52 ****
--- 43,53 ----
  import javafx.scene.Parent;
  import javafx.scene.Scene;
  import javafx.stage.Window;
  import javax.print.PrintService;
  import javax.print.attribute.HashPrintRequestAttributeSet;
+ import javax.print.attribute.PrintRequestAttribute;
  import javax.print.attribute.PrintRequestAttributeSet;
  import javax.print.attribute.ResolutionSyntax;
  import javax.print.attribute.Size2DSyntax;
  import javax.print.attribute.standard.Chromaticity;
  import javax.print.attribute.standard.Copies;
*** 74,86 ****
--- 75,94 ----
  import com.sun.javafx.print.PrintHelper;
  import com.sun.javafx.print.PrinterImpl;
  import com.sun.javafx.print.PrinterJobImpl;
  import com.sun.javafx.scene.NodeHelper;
  import com.sun.javafx.sg.prism.NGNode;
+ import com.sun.javafx.stage.WindowHelper;
+ import com.sun.javafx.tk.TKStage;
  import com.sun.javafx.tk.Toolkit;
+ 
  import com.sun.prism.j2d.PrismPrintGraphics;
  
+ import java.lang.reflect.Constructor;
+ import java.security.AccessController;
+ import java.security.PrivilegedAction;
+ 
  public class J2DPrinterJob implements PrinterJobImpl {
  
      javafx.print.PrinterJob fxPrinterJob;
      java.awt.print.PrinterJob pJob2D;
      javafx.print.Printer fxPrinter;
*** 88,97 ****
--- 96,124 ----
  
      private JobSettings settings;
      private PrintRequestAttributeSet printReqAttrSet;
      private volatile Object elo = null;
  
+     static private Class onTopClass = null;
+     PrintRequestAttribute getAlwaysOnTop(final long id) {
+         return AccessController.doPrivileged(
+             (PrivilegedAction<PrintRequestAttribute>) () -> {
+              
+             PrintRequestAttribute alwaysOnTop = null;
+             try {
+                 if (onTopClass == null) {
+                     onTopClass = Class.forName("sun.print.DialogOnTop");
+                 }
+                 Constructor<PrintRequestAttribute> cons =
+                      onTopClass.getConstructor(long.class);
+                 alwaysOnTop = cons.newInstance(id);
+             } catch (Throwable t) {
+             }
+             return alwaysOnTop;
+         });
+     }
+ 
      public J2DPrinterJob(javafx.print.PrinterJob fxJob) {
  
          fxPrinterJob = fxJob;
          fxPrinter = fxPrinterJob.getPrinter();
          j2dPrinter = getJ2DPrinter(fxPrinter);
*** 101,140 ****
              pJob2D.setPrintService(j2dPrinter.getService());
          } catch (PrinterException pe) {
          }
          printReqAttrSet = new HashPrintRequestAttributeSet();
          printReqAttrSet.add(DialogTypeSelection.NATIVE);
- 
          j2dPageable = new J2DPageable();
          pJob2D.setPageable(j2dPageable);
      }
  
      public boolean showPrintDialog(Window owner) {
  
          if (jobRunning || jobDone) {
              return false;
          }
  
          if (GraphicsEnvironment.isHeadless()) {
              return true;
          }
  
          boolean rv = false;
          syncSettingsToAttributes();
          if (!Toolkit.getToolkit().isFxUserThread()) {
              rv = pJob2D.printDialog(printReqAttrSet);
          } else {
!             // If we are on the event thread, we need to check whether we are
!             // allowed to call a nested event handler.
              if (!Toolkit.getToolkit().canStartNestedEventLoop()) {
!                 throw new IllegalStateException("Printing is not allowed during animation or layout processing");
              }
              rv = showPrintDialogWithNestedLoop(owner);
          }
          if (rv) {
              updateSettingsFromDialog();
          }
          return rv;
      }
  
      private class PrintDialogRunnable implements Runnable {
  
--- 128,194 ----
              pJob2D.setPrintService(j2dPrinter.getService());
          } catch (PrinterException pe) {
          }
          printReqAttrSet = new HashPrintRequestAttributeSet();
          printReqAttrSet.add(DialogTypeSelection.NATIVE);
          j2dPageable = new J2DPageable();
          pJob2D.setPageable(j2dPageable);
      }
  
+     private void setEnabledState(Window owner, boolean state) {
+         if (owner == null) {
+            return;
+         }
+         final TKStage stage = WindowHelper.getPeer(owner);
+         if (stage == null) { // just in case.
+             return;
+         }
+         Application.invokeAndWait(() -> stage.setEnabled(state));
+     }
+ 
      public boolean showPrintDialog(Window owner) {
  
          if (jobRunning || jobDone) {
              return false;
          }
  
          if (GraphicsEnvironment.isHeadless()) {
              return true;
          }
  
+         if (onTopClass != null) {
+             printReqAttrSet.remove(onTopClass);
+         }
+         if (owner != null) {
+             long id = WindowHelper.getPeer(owner).getRawHandle();
+             PrintRequestAttribute alwaysOnTop = getAlwaysOnTop(id);
+             if (alwaysOnTop != null) {
+                 printReqAttrSet.add(alwaysOnTop);
+             }
+         }
+ 
          boolean rv = false;
          syncSettingsToAttributes();
+         try {
+             setEnabledState(owner, false);
              if (!Toolkit.getToolkit().isFxUserThread()) {
                  rv = pJob2D.printDialog(printReqAttrSet);
              } else {
!                 // If we are on the event thread, we need to check whether
!                 // we are allowed to call a nested event handler.
                  if (!Toolkit.getToolkit().canStartNestedEventLoop()) {
!                     throw new IllegalStateException(
!               "Printing is not allowed during animation or layout processing");
                  }
                  rv = showPrintDialogWithNestedLoop(owner);
              }
              if (rv) {
                  updateSettingsFromDialog();
              }
+         } finally {
+             setEnabledState(owner, true);
+         }
          return rv;
      }
  
      private class PrintDialogRunnable implements Runnable {
  
*** 169,191 ****
              return false;
          }
          if (GraphicsEnvironment.isHeadless()) {
              return true;
          }
          boolean rv = false;
          syncSettingsToAttributes();
          if (!Toolkit.getToolkit().isFxUserThread()) {
              PageFormat pf = pJob2D.pageDialog(printReqAttrSet);
              rv = pf != null;
          } else {
!             // If we are on the event thread, we need to check whether we are
!             // allowed to call a nested event handler.
              if (!Toolkit.getToolkit().canStartNestedEventLoop()) {
!                 throw new IllegalStateException("Printing is not allowed during animation or layout processing");
              }
              rv = showPageDialogFromNestedLoop(owner);
          }
          if (rv) {
              updateSettingsFromDialog();
          }
          return rv;
      }
--- 223,263 ----
              return false;
          }
          if (GraphicsEnvironment.isHeadless()) {
              return true;
          }
+ 
+         if (onTopClass != null) {
+             printReqAttrSet.remove(onTopClass);
+         }
+         if (owner != null) {
+             long id = WindowHelper.getPeer(owner).getRawHandle();
+             PrintRequestAttribute alwaysOnTop = getAlwaysOnTop(id);
+             if (alwaysOnTop != null) {
+                 printReqAttrSet.add(alwaysOnTop);
+             }
+         }
+ 
          boolean rv = false;
          syncSettingsToAttributes();
+         try {
+             setEnabledState(owner, false);
              if (!Toolkit.getToolkit().isFxUserThread()) {
                  PageFormat pf = pJob2D.pageDialog(printReqAttrSet);
                  rv = pf != null;
              } else {
!                 // If we are on the event thread, we need to check whether
!                 // we are allowed to call a nested event handler.
                  if (!Toolkit.getToolkit().canStartNestedEventLoop()) {
!                     throw new IllegalStateException(
!                "Printing is not allowed during animation or layout processing");
                  }
                  rv = showPageDialogFromNestedLoop(owner);
              }
+         } finally {
+             setEnabledState(owner, true);
+         }
          if (rv) {
              updateSettingsFromDialog();
          }
          return rv;
      }