printutil.java

Java写的ERP系统

/******************************************************************************
 * The contents of this file are subject to the   Compiere License  Version 1.1
 * ("License"); You may not use this file except in compliance with the License
 * You may obtain a copy of the License at http://www.compiere.org/license.html
 * Software distributed under the License is distributed on an  "AS IS"  basis,
 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License for
 * the specific language governing rights and limitations under the License.
 * The Original Code is                  Compiere  ERP & CRM  Business Solution
 * The Initial Developer of the Original Code is Jorg Janke  and ComPiere, Inc.
 * Portions created by Jorg Janke are Copyright (C) 1999-2001 Jorg Janke, parts
 * created by ComPiere are Copyright (C) ComPiere, Inc.;   All Rights Reserved.
 * Contributor(s): ______________________________________.
 *****************************************************************************/
package org.compiere.print;

import java.awt.*;
import java.awt.print.*;
import java.awt.image.*;
import java.util.*;

import javax.print.*;
import javax.print.attribute.*;
import javax.print.attribute.standard.*;
import javax.print.event.*;
import javax.swing.*;

import org.compiere.util.*;

/**
 *  Print Utilities
 *
 *  @author     Jorg Janke
 *  @version    $Id: PrintUtil.java,v 1.16 2003/01/11 05:46:18 jjanke Exp $
 */
public class PrintUtil
{
	/** Default Print Request Attribute Set */
	private static PrintRequestAttributeSet     s_prats = new HashPrintRequestAttributeSet();

	/**
	 *  Return Default Print Request Attributes
	 *  @return PrintRequestAttributeSet
	 */
	public static PrintRequestAttributeSet getDefaultPrintRequestAttributes()
	{
		return s_prats;
	}   //  getDefaultPrintRequestAttributes

	/**
	 *  Get Default Application Flavor
	 *  @return Pageable
	 */
	public static DocFlavor getDefaultFlavor()
	{
		return DocFlavor.SERVICE_FORMATTED.PAGEABLE;
	}   //  getDefaultFlavor

	/**
	 *  Get Print Services for standard flavor and pratt
	 *  @return print services
	 */
	public static PrintService[] getPrintServices ()
	{
		return PrintServiceLookup.lookupPrintServices (getDefaultFlavor(), getDefaultPrintRequestAttributes());
	}   //  getPrintServices

	/**
	 *  Get Default Print Service
	 *  @return PrintService
	 */
	public static PrintService getDefaultPrintService()
	{
		return PrintServiceLookup.lookupDefaultPrintService();
	}   //  getPrintServices


	/*************************************************************************/

	/**
	 * 	Print (async)
	 * 	@param printerName optional printer name
	 *  @param jobName optional printer job name
	 * 	@param pageable pageable
	 *  @param copies number of copies
	 *  @param withDialog if true, shows printer dialog
	 */
	static public void print (Pageable pageable, String printerName, String jobName,
		int copies, boolean withDialog)
	{
		if (pageable == null)
			return;
		String name = "Compiere_";
		if (jobName != null)
			name += jobName;
		//
		PrinterJob job = CPrinter.getPrinterJob(printerName);
		job.setJobName (name);
		job.setPageable (pageable);
		//	Attributes
		HashPrintRequestAttributeSet prats = new HashPrintRequestAttributeSet();
		prats.add(new Copies(copies));
		//	Set Orientation
		if (pageable.getPageFormat(0).getOrientation() == PageFormat.PORTRAIT)
			prats.add(OrientationRequested.PORTRAIT);
		else
			prats.add(OrientationRequested.LANDSCAPE);
		prats.add(new JobName(name, Language.getLanguage().getLocale()));
		prats.add(getJobPriority(pageable.getNumberOfPages(), copies, withDialog));
		//
		print (job, prats, withDialog, false);
	}	//	print

	/**
	 * 	Print Async
	 *  @param pageable pageable
	 *  @param prats print attribure set
	 */
	static public void print (Pageable pageable, PrintRequestAttributeSet prats)
	{
		PrinterJob job = CPrinter.getPrinterJob();
		job.setPageable(pageable);
		print (job, prats, true, false);
	}	//	print

	/**
	 * 	Print
	 * 	@param job printer job
	 *  @param prats print attribure set
	 *  @param withDialog if true shows Dialog
	 *  @param waitForIt if false print async
	 */
	static public void print (final PrinterJob job, final PrintRequestAttributeSet prats,
		boolean withDialog, boolean waitForIt)
	{
		if (job == null)
			return;
		boolean printed = true;

		if (withDialog)
			printed = job.printDialog(prats);

		if (printed)
		{
			if (withDialog)
			{
				Attribute[] atts = prats.toArray();
				for (int i = 0; i < atts.length; i++)
					Log.trace(Log.l6_Database, atts[i].getName(), atts[i]);
			}
			//
			if (waitForIt)
			{
				Log.trace(Log.l5_DData, "PrintUtil.print (wait)", job.getPrintService());
				try
				{
					job.print(prats);
				}
				catch (Exception ex)
				{
					Log.error("PrintUtil.print (wait)", ex);
				}
			}
			else	//	Async
			{
				//	Create Thread
				Thread printThread = new Thread()
				{
					public void run()
					{
						Log.trace(Log.l5_DData, "PrintUtil.print", job.getPrintService());
						try
						{
							job.print(prats);
						}
						catch (Exception ex)
						{
							Log.error("PrintUtil.print", ex);
						}
					}
				};
				printThread.start();
			}	//	Async
		}	//	printed
	}	//	printAsync

	/**
	 * 	Get Job Priority based on pages printed.
	 *  The more pages, the lower the priority
	 * 	@param pages number of pages
	 *  @param copies number of copies
	 *  @param withDialog dialog gets lower priority than direct print
	 * 	@return Job Priority
	 */
	static public JobPriority getJobPriority (int pages, int copies, boolean withDialog)
	{
		//	Set priority (the more pages, the lower the priority)
		int priority =  copies * pages;
		if (withDialog)				//	 prefer direct print
			priority *= 2;
		priority = 100 - priority;	//	convert to 1-100 supported range
		if (priority < 10)
			priority = 10;
		else if (priority > 100)
			priority = 100;
		return new JobPriority(priority);
	}	//	getJobPriority

	/*************************************************************************/

	/**
	 * 	Dump Printer Job info
	 * 	@param job printer job
	 */
	public static void dump (PrinterJob job)
	{
		StringBuffer sb = new StringBuffer(job.getJobName());
		sb.append("/").append(job.getUserName())
			.append(" Service=").append(job.getPrintService().getName())
			.append(" Copies=").append(job.getCopies());
		PageFormat pf = job.defaultPage();
		sb.append(" DefaultPage ")
			.append("x=").append(pf.getImageableX())
			.append(",y=").append(pf.getImageableY())
			.append(" w=").append(pf.getImageableWidth())
			.append(",h=").append(pf.getImageableHeight());
		System.out.println(sb.toString());
	}	//	dump

	/**
	 * 	Dump Print Service Attribute Set to System.out
	 * 	@param psas PS Attribute Set
	 */
	public static void dump (PrintServiceAttributeSet psas)
	{
		System.out.println("PrintServiceAttributeSet - length=" + psas.size());
		Attribute[] ats = psas.toArray();
		for (int i = 0; i < ats.length; i++)
			System.out.println(ats[i].getName() + " = " + ats[i] + "  (" + ats[i].getCategory() + ")");
	}	//	dump

	/**
	 * 	Dump Print Request Service Attribute Set to System.out
	 * 	@param prats Print Request Attribute Set
	 */
	public static void dump (PrintRequestAttributeSet prats)
	{
		System.out.println("PrintRequestAttributeSet - length=" + prats.size());
		Attribute[] ats = prats.toArray();
		for (int i = 0; i < ats.length; i++)
			System.out.println(ats[i].getName() + " = " + ats[i] + "  (" + ats[i].getCategory() + ")");
	}	//	dump

	/**
	 * 	Dump Stream Print Services
	 * 	@param docFlavor flavor
	 * 	@param outputMimeType mime
	 */
	public static void dump (DocFlavor docFlavor, String outputMimeType)
	{
		System.out.println();