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Diffstat (limited to 'gcc-4.4.3/libjava/classpath/gnu/java/awt/print/JavaPrinterJob.java')
| -rw-r--r-- | gcc-4.4.3/libjava/classpath/gnu/java/awt/print/JavaPrinterJob.java | 403 |
1 files changed, 403 insertions, 0 deletions
diff --git a/gcc-4.4.3/libjava/classpath/gnu/java/awt/print/JavaPrinterJob.java b/gcc-4.4.3/libjava/classpath/gnu/java/awt/print/JavaPrinterJob.java new file mode 100644 index 000000000..adeeba04a --- /dev/null +++ b/gcc-4.4.3/libjava/classpath/gnu/java/awt/print/JavaPrinterJob.java @@ -0,0 +1,403 @@ +/* JavaPrinterJob.java -- AWT printing implemented on javax.print. + Copyright (C) 2006 Free Software Foundation, Inc. + +This file is part of GNU Classpath. + +GNU Classpath is free software; you can redistribute it and/or modify +it under the terms of the GNU General Public License as published by +the Free Software Foundation; either version 2, or (at your option) +any later version. + +GNU Classpath is distributed in the hope that it will be useful, but +WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +General Public License for more details. + +You should have received a copy of the GNU General Public License +along with GNU Classpath; see the file COPYING. If not, write to the +Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA +02110-1301 USA. + +Linking this library statically or dynamically with other modules is +making a combined work based on this library. Thus, the terms and +conditions of the GNU General Public License cover the whole +combination. + +As a special exception, the copyright holders of this library give you +permission to link this library with independent modules to produce an +executable, regardless of the license terms of these independent +modules, and to copy and distribute the resulting executable under +terms of your choice, provided that you also meet, for each linked +independent module, the terms and conditions of the license of that +module. An independent module is a module which is not derived from +or based on this library. If you modify this library, you may extend +this exception to your version of the library, but you are not +obligated to do so. If you do not wish to do so, delete this +exception statement from your version. */ + + +package gnu.java.awt.print; + +import java.awt.HeadlessException; +import java.awt.print.PageFormat; +import java.awt.print.Pageable; +import java.awt.print.Printable; +import java.awt.print.PrinterException; +import java.awt.print.PrinterJob; +import java.util.Locale; + +import javax.print.CancelablePrintJob; +import javax.print.DocFlavor; +import javax.print.DocPrintJob; +import javax.print.PrintException; +import javax.print.PrintService; +import javax.print.PrintServiceLookup; +import javax.print.ServiceUI; +import javax.print.attribute.HashPrintRequestAttributeSet; +import javax.print.attribute.IntegerSyntax; +import javax.print.attribute.PrintRequestAttributeSet; +import javax.print.attribute.TextSyntax; +import javax.print.attribute.standard.Copies; +import javax.print.attribute.standard.JobName; +import javax.print.attribute.standard.OrientationRequested; +import javax.print.attribute.standard.RequestingUserName; + +/** + * This is the default implementation of PrinterJob + * + * @author Sven de Marothy + */ +public class JavaPrinterJob extends PrinterJob +{ + /** + * The print service associated with this job + */ + private PrintService printer = null; + + /** + * Printing options; + */ + private PrintRequestAttributeSet attributes; + + /** + * Available print services + */ + private static PrintService[] services; + + /** + * The actual print job. + */ + private DocPrintJob printJob; + + /** + * The Printable object to print. + */ + private Printable printable; + + /** + * Page format. + */ + private PageFormat pageFormat; + + /** + * A pageable, or null + */ + private Pageable pageable = null; + + /** + * Cancelled or not + */ + private boolean cancelled = false; + + static + { + // lookup all services without any constraints + services = PrintServiceLookup.lookupPrintServices + (DocFlavor.INPUT_STREAM.POSTSCRIPT, null); + } + + private static final Class copyClass = (new Copies(1)).getClass(); + private static final Class jobNameClass = (new JobName("", null)).getClass(); + private static final Class userNameClass = (new RequestingUserName("", null)).getClass(); + + /** + * Initializes a new instance of <code>PrinterJob</code>. + */ + public JavaPrinterJob() + { + attributes = new HashPrintRequestAttributeSet(); + setCopies(1); + setJobName("Java Printing"); + pageFormat = new PageFormat(); // default page format. + } + + private void getPageAttributes() + { + OrientationRequested orientation = (OrientationRequested) + attributes.get( OrientationRequested.LANDSCAPE.getCategory() ); + if( orientation == null) + return; + + if( orientation.equals(OrientationRequested.PORTRAIT) ) + pageFormat.setOrientation(PageFormat.PORTRAIT); + else if( orientation.equals(OrientationRequested.LANDSCAPE) ) + pageFormat.setOrientation(PageFormat.LANDSCAPE); + else if( orientation.equals(OrientationRequested.REVERSE_LANDSCAPE) ) + pageFormat.setOrientation(PageFormat.REVERSE_LANDSCAPE); + } + + /** + * Returns the number of copies to be printed. + * + * @return The number of copies to be printed. + */ + public int getCopies() + { + return ((IntegerSyntax)attributes.get( jobNameClass )).getValue(); + } + + /** + * Sets the number of copies to be printed. + * + * @param copies The number of copies to be printed. + */ + public void setCopies(int copies) + { + attributes.add( new Copies( copies ) ); + } + + /** + * Returns the name of the print job. + * + * @return The name of the print job. + */ + public String getJobName() + { + return ((TextSyntax)attributes.get( jobNameClass )).getValue(); + } + + /** + * Sets the name of the print job. + * + * @param job_name The name of the print job. + */ + public void setJobName(String job_name) + { + attributes.add( new JobName(job_name, Locale.getDefault()) ); + } + + /** + * Returns the printing user name. + * + * @return The printing username. + */ + public String getUserName() + { + return ((TextSyntax)attributes.get( userNameClass )).getValue(); + } + + /** + * Cancels an in progress print job. + */ + public void cancel() + { + try + { + if(printJob != null && (printJob instanceof CancelablePrintJob)) + { + ((CancelablePrintJob)printJob).cancel(); + cancelled = true; + } + } + catch(PrintException pe) + { + } + } + + /** + * Tests whether or not this job has been cancelled. + * + * @return <code>true</code> if this job has been cancelled, <code>false</code> + * otherwise. + */ + public boolean isCancelled() + { + return cancelled; + } + + /** + * Clones the specified <code>PageFormat</code> object then alters the + * clone so that it represents the default page format. + * + * @param page_format The <code>PageFormat</code> to clone. + * + * @return A new default page format. + */ + public PageFormat defaultPage(PageFormat page_format) + { + return new PageFormat(); + } + + /** + * Displays a dialog box to the user which allows the page format + * attributes to be modified. + * + * @param page_format The <code>PageFormat</code> object to modify. + * + * @return The modified <code>PageFormat</code>. + */ + public PageFormat pageDialog(PageFormat page_format) + throws HeadlessException + { + return defaultPage(null); + } + + /** + * Prints the pages. + */ + public void print() throws PrinterException + { + if( printable == null && pageable == null ) // nothing to print? + return; + + PostScriptGraphics2D pg = new PostScriptGraphics2D( this ); + SpooledDocument doc = pg.spoolPostScript( printable, pageFormat, + pageable ); + + cancelled = false; + printJob = printer.createPrintJob(); + try + { + printJob.print(doc, attributes); + } + catch (PrintException pe) + { + PrinterException p = new PrinterException(); + p.initCause(pe); + throw p; + } + // no printjob active. + printJob = null; + } + + /** + * Prints the page with given attributes. + */ + public void print (PrintRequestAttributeSet attributes) + throws PrinterException + { + this.attributes = attributes; + print(); + } + + /** + * Displays a dialog box to the user which allows the print job + * attributes to be modified. + * + * @return <code>false</code> if the user cancels the dialog box, + * <code>true</code> otherwise. + */ + public boolean printDialog() throws HeadlessException + { + return printDialog( attributes ); + } + + /** + * Displays a dialog box to the user which allows the print job + * attributes to be modified. + * + * @return <code>false</code> if the user cancels the dialog box, + * <code>true</code> otherwise. + */ + public boolean printDialog(PrintRequestAttributeSet attributes) + throws HeadlessException + { + PrintService chosenPrinter = ServiceUI.printDialog + (null, 50, 50, services, null, + DocFlavor.INPUT_STREAM.POSTSCRIPT, attributes); + + getPageAttributes(); + + if( chosenPrinter != null ) + { + try + { + setPrintService( chosenPrinter ); + } + catch(PrinterException pe) + { + // Should not happen. + } + return true; + } + return false; + } + + /** + * This sets the pages that are to be printed. + * + * @param pageable The pages to be printed, which may not be <code>null</code>. + */ + public void setPageable(Pageable pageable) + { + if( pageable == null ) + throw new NullPointerException("Pageable cannot be null."); + this.pageable = pageable; + } + + /** + * Sets this specified <code>Printable</code> as the one to use for + * rendering the pages on the print device. + * + * @param printable The <code>Printable</code> for the print job. + */ + public void setPrintable(Printable printable) + { + this.printable = printable; + } + + /** + * Sets the <code>Printable</code> and the page format for the pages + * to be printed. + * + * @param printable The <code>Printable</code> for the print job. + * @param page_format The <code>PageFormat</code> for the print job. + */ + public void setPrintable(Printable printable, PageFormat page_format) + { + this.printable = printable; + this.pageFormat = page_format; + } + + /** + * Makes any alterations to the specified <code>PageFormat</code> + * necessary to make it work with the current printer. The alterations + * are made to a clone of the input object, which is then returned. + * + * @param page_format The <code>PageFormat</code> to validate. + * + * @return The validated <code>PageFormat</code>. + */ + public PageFormat validatePage(PageFormat page_format) + { + // FIXME + return page_format; + } + + /** + * Change the printer for this print job to service. Subclasses that + * support setting the print service override this method. Throws + * PrinterException when the class doesn't support setting the printer, + * the service doesn't support Pageable or Printable interfaces for 2D + * print output. + * @param service The new printer to use. + * @throws PrinterException if service is not valid. + */ + public void setPrintService(PrintService service) + throws PrinterException + { + if(!service.isDocFlavorSupported(DocFlavor.INPUT_STREAM.POSTSCRIPT)) + throw new PrinterException("This printer service is not supported."); + printer = service; + } +} |