в 17:43, 31 мая 2010

2010-05-31T17:43:48Z

Admin: 1 версия

2010-05-31T14:32:00Z

1 версия

Новая страница

== PrintService: addPrintServiceAttributeListener(PrintServiceAttributeListener listener) ==



<source lang="java">

import javax.print.PrintService;
import javax.print.PrintServiceLookup;
import javax.print.attribute.Attribute;
import javax.print.event.PrintServiceAttributeEvent;
import javax.print.event.PrintServiceAttributeListener;
public class Main {
public static void main(String[] argv) throws Exception {
PrintService[] services = PrintServiceLookup.lookupPrintServices(null, null);
for (int i = 0; i < services.length; i++) {
services[i].addPrintServiceAttributeListener(new MyPrintServiceAttributeListener());
}
}
}
class MyPrintServiceAttributeListener implements PrintServiceAttributeListener {
public void attributeUpdate(PrintServiceAttributeEvent psae) {
PrintService service = psae.getPrintService();
Attribute[] attrs = psae.getAttributes().toArray();
for (int i = 0; i < attrs.length; i++) {
String attrName = attrs[i].getName();
String attrValue = attrs[i].toString();
}
}
}

</source>



== PrintService: createPrintJob() ==



<source lang="java">

import java.io.FileInputStream;
import java.io.IOException;
import javax.print.Doc;
import javax.print.DocFlavor;
import javax.print.DocPrintJob;
import javax.print.PrintException;
import javax.print.PrintService;
import javax.print.PrintServiceLookup;
import javax.print.SimpleDoc;
import javax.print.attribute.HashPrintRequestAttributeSet;
import javax.print.attribute.PrintRequestAttributeSet;
import javax.print.attribute.standard.Copies;
public class PrintImage {
static public void main(String args[]) throws Exception {
try {
PrintRequestAttributeSet pras = new HashPrintRequestAttributeSet();
pras.add(new Copies(1));
PrintService pss[] = PrintServiceLookup.lookupPrintServices(DocFlavor.INPUT_STREAM.GIF, pras);
if (pss.length == 0)
throw new RuntimeException("No printer services available.");
PrintService ps = pss[0];
System.out.println("Printing to " + ps);
DocPrintJob job = ps.createPrintJob();
FileInputStream fin = new FileInputStream("YOurImageFileName.PNG");
Doc doc = new SimpleDoc(fin, DocFlavor.INPUT_STREAM.GIF, null);
job.print(doc, pras);
fin.close();
} catch (IOException ie) {
ie.printStackTrace();
} catch (PrintException pe) {
pe.printStackTrace();
}
}
}

</source>



== PrintService: getDefaultAttributeValue(Class<? extends Attribute> arg0) ==



<source lang="java">

import java.io.BufferedOutputStream;
import java.io.FileOutputStream;
import java.io.OutputStream;
import java.lang.reflect.Array;
import javax.print.DocFlavor;
import javax.print.StreamPrintService;
import javax.print.StreamPrintServiceFactory;
import javax.print.attribute.Attribute;
public class Main {
public static void main(String[] argv) throws Exception {
OutputStream fos = new BufferedOutputStream(new FileOutputStream("filename.ps"));
DocFlavor flavor = DocFlavor.INPUT_STREAM.GIF;
StreamPrintServiceFactory[] factories = StreamPrintServiceFactory
.lookupStreamPrintServiceFactories(flavor, DocFlavor.BYTE_ARRAY.POSTSCRIPT.getMimeType());
StreamPrintService service = factories[0].getPrintService(fos);
Class[] cats = service.getSupportedAttributeCategories();
for (int j = 0; j < cats.length; j++) {
Attribute attr = (Attribute) service.getDefaultAttributeValue(cats[j]);
if (attr != null) {
String attrName = attr.getName();
String attrValue = attr.toString();
Object o = service.getSupportedAttributeValues(attr.getCategory(), null, null);
if (o.getClass().isArray()) {
for (int k = 0; k < Array.getLength(o); k++) {
Object o2 = Array.get(o, k);
System.out.println(o2);
}
}
}
}
}
}

</source>



== PrintService: getSupportedAttributeCategories() ==



<source lang="java">

import java.io.BufferedOutputStream;
import java.io.FileOutputStream;
import java.io.OutputStream;
import java.lang.reflect.Array;
import javax.print.DocFlavor;
import javax.print.StreamPrintService;
import javax.print.StreamPrintServiceFactory;
import javax.print.attribute.Attribute;
public class Main {
public static void main(String[] argv) throws Exception {
OutputStream fos = new BufferedOutputStream(new FileOutputStream("filename.ps"));
DocFlavor flavor = DocFlavor.INPUT_STREAM.GIF;
StreamPrintServiceFactory[] factories = StreamPrintServiceFactory
.lookupStreamPrintServiceFactories(flavor, DocFlavor.BYTE_ARRAY.POSTSCRIPT.getMimeType());
StreamPrintService service = factories[0].getPrintService(fos);
Class[] cats = service.getSupportedAttributeCategories();
for (int j = 0; j < cats.length; j++) {
Attribute attr = (Attribute) service.getDefaultAttributeValue(cats[j]);
if (attr != null) {
String attrName = attr.getName();
String attrValue = attr.toString();
Object o = service.getSupportedAttributeValues(attr.getCategory(), null, null);
if (o.getClass().isArray()) {
for (int k = 0; k < Array.getLength(o); k++) {
Object o2 = Array.get(o, k);
System.out.println(o2);
}
}
}
}
}
}

</source>



== PrintService: getSupportedDocFlavors() ==



<source lang="java">

import javax.print.DocFlavor;
import javax.print.PrintService;
import javax.print.PrintServiceLookup;
import javax.print.attribute.Attribute;
import javax.print.attribute.PrintServiceAttributeSet;
import javax.print.attribute.standard.PrinterName;
public class Main {
static public void main(String args[]) throws Exception {
PrintService pss[] = PrintServiceLookup.lookupPrintServices(null, null);
for (int i = 0; i < pss.length; ++i) {
System.out.println(pss[i]);
PrintService ps = pss[i];
PrintServiceAttributeSet psas = ps.getAttributes();
Attribute attributes[] = psas.toArray();
for (int j = 0; j < attributes.length; ++j) {
Attribute attribute = attributes[j];
System.out.println(" attribute: " + attribute.getName());
if (attribute instanceof PrinterName) {
System.out.println(" printer name: " + ((PrinterName) attribute).getValue());
}
}
DocFlavor supportedFlavors[] = ps.getSupportedDocFlavors();
for (int j = 0; j < supportedFlavors.length; ++j) {
System.out.println(" flavor: " + supportedFlavors[j]);
}
}
}
}

</source>

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в 17:43, 31 мая 2010

Admin: 1 версия