| /******************************************************************************* |
| * Copyright (c) 2000, 2004 IBM Corporation and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/epl-v10.html |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.swt.printing; |
| |
| import org.eclipse.swt.*; |
| import org.eclipse.swt.widgets.*; |
| import org.eclipse.swt.internal.carbon.OS; |
| |
| /** |
| * Instances of this class allow the user to select |
| * a printer and various print-related parameters |
| * prior to starting a print job. |
| * <p> |
| * IMPORTANT: This class is intended to be subclassed <em>only</em> |
| * within the SWT implementation. |
| * </p> |
| */ |
| public class PrintDialog extends Dialog { |
| int scope = PrinterData.ALL_PAGES; |
| int startPage = 1, endPage = 1; |
| boolean printToFile = false; |
| |
| /** |
| * Constructs a new instance of this class given only its parent. |
| * |
| * @param parent a composite control which will be the parent of the new instance (cannot be null) |
| * |
| * @exception IllegalArgumentException <ul> |
| * <li>ERROR_NULL_ARGUMENT - if the parent is null</li> |
| * </ul> |
| * @exception SWTException <ul> |
| * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the parent</li> |
| * <li>ERROR_INVALID_SUBCLASS - if this class is not an allowed subclass</li> |
| * </ul> |
| * |
| * @see SWT |
| * @see Widget#checkSubclass |
| * @see Widget#getStyle |
| */ |
| public PrintDialog (Shell parent) { |
| this (parent, SWT.PRIMARY_MODAL); |
| } |
| |
| /** |
| * Constructs a new instance of this class given its parent |
| * and a style value describing its behavior and appearance. |
| * <p> |
| * The style value is either one of the style constants defined in |
| * class <code>SWT</code> which is applicable to instances of this |
| * class, or must be built by <em>bitwise OR</em>'ing together |
| * (that is, using the <code>int</code> "|" operator) two or more |
| * of those <code>SWT</code> style constants. The class description |
| * lists the style constants that are applicable to the class. |
| * Style bits are also inherited from superclasses. |
| * </p> |
| * |
| * @param parent a composite control which will be the parent of the new instance (cannot be null) |
| * @param style the style of control to construct |
| * |
| * @exception IllegalArgumentException <ul> |
| * <li>ERROR_NULL_ARGUMENT - if the parent is null</li> |
| * </ul> |
| * @exception SWTException <ul> |
| * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the parent</li> |
| * <li>ERROR_INVALID_SUBCLASS - if this class is not an allowed subclass</li> |
| * </ul> |
| * |
| * @see SWT |
| * @see Widget#checkSubclass |
| * @see Widget#getStyle |
| */ |
| public PrintDialog (Shell parent, int style) { |
| super (parent, style); |
| checkSubclass (); |
| } |
| |
| /** |
| * Makes the receiver visible and brings it to the front |
| * of the display. |
| * |
| * @return a printer data object describing the desired print job parameters |
| * |
| * @exception SWTException <ul> |
| * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
| * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
| * </ul> |
| */ |
| public PrinterData open() { |
| int[] buffer = new int[1]; |
| if (OS.PMCreateSession(buffer) == OS.noErr) { |
| int printSession = buffer[0]; |
| if (OS.PMCreatePrintSettings(buffer) == OS.noErr) { |
| int printSettings = buffer[0]; |
| OS.PMSessionDefaultPrintSettings(printSession, printSettings); |
| if (OS.PMCreatePageFormat(buffer) == OS.noErr) { |
| int pageFormat = buffer[0]; |
| OS.PMSessionDefaultPageFormat(printSession, pageFormat); |
| OS.PMSessionSetDestination(printSession, printSettings, (short) (printToFile ? OS.kPMDestinationFile : OS.kPMDestinationPrinter), 0, 0); |
| if (scope == PrinterData.PAGE_RANGE) { |
| OS.PMSetFirstPage(printSettings, startPage, false); |
| OS.PMSetLastPage(printSettings, endPage, false); |
| OS.PMSetPageRange(printSettings, startPage, endPage); |
| } else { |
| OS.PMSetPageRange(printSettings, 1, OS.kPMPrintAllPages); |
| } |
| boolean[] accepted = new boolean [1]; |
| OS.PMSessionPageSetupDialog(printSession, pageFormat, accepted); |
| if (accepted[0]) { |
| OS.PMSessionPrintDialog(printSession, printSettings, pageFormat, accepted); |
| if (accepted[0]) { |
| short[] destType = new short[1]; |
| OS.PMSessionGetDestinationType(printSession, printSettings, destType); |
| String name = Printer.getCurrentPrinterName(printSession); |
| String driver = Printer.DRIVER; |
| switch (destType[0]) { |
| case OS.kPMDestinationFax: driver = Printer.FAX_DRIVER; break; |
| case OS.kPMDestinationFile: driver = Printer.FILE_DRIVER; break; |
| case OS.kPMDestinationPreview: driver = Printer.PREVIEW_DRIVER; break; |
| case OS.kPMDestinationPrinter: driver = Printer.PRINTER_DRIVER; break; |
| } |
| PrinterData data = new PrinterData(driver, name); |
| if (destType[0] == OS.kPMDestinationFile) { |
| data.printToFile = true; |
| OS.PMSessionCopyDestinationLocation(printSession, printSettings, buffer); |
| int fileName = OS.CFURLCopyFileSystemPath(buffer[0],OS.kCFURLPOSIXPathStyle); |
| OS.CFRelease(buffer[0]); |
| data.fileName = Printer.getString(fileName); |
| OS.CFRelease(fileName); |
| } |
| OS.PMGetCopies(printSettings, buffer); |
| data.copyCount = buffer[0]; |
| OS.PMGetFirstPage(printSettings, buffer); |
| data.startPage = buffer[0]; |
| OS.PMGetLastPage(printSettings, buffer); |
| data.endPage = buffer[0]; |
| OS.PMGetPageRange(printSettings, null, buffer); |
| if (data.startPage == 1 && data.endPage == OS.kPMPrintAllPages) { |
| data.scope = PrinterData.ALL_PAGES; |
| } else { |
| data.scope = PrinterData.PAGE_RANGE; |
| } |
| boolean[] collate = new boolean[1]; |
| OS.PMGetCollate(printSettings, collate); |
| data.collate = collate[0]; |
| |
| /* Serialize settings */ |
| int[] flatSettings = new int[1]; |
| OS.PMFlattenPrintSettings(printSettings, flatSettings); |
| int[] flatFormat = new int[1]; |
| OS.PMFlattenPageFormat(pageFormat, flatFormat); |
| int settingsLength = OS.GetHandleSize (flatSettings[0]); |
| int formatLength = OS.GetHandleSize (flatFormat[0]); |
| byte[] otherData = data.otherData = new byte[settingsLength + formatLength + 8]; |
| int offset = 0; |
| offset = Printer.packData(flatSettings[0], otherData, offset); |
| offset = Printer.packData(flatFormat[0], otherData, offset); |
| OS.DisposeHandle(flatSettings[0]); |
| OS.DisposeHandle(flatFormat[0]); |
| |
| scope = data.scope; |
| startPage = data.startPage; |
| endPage = data.endPage; |
| printToFile = data.printToFile; |
| return data; |
| } |
| } |
| OS.PMRelease(pageFormat); |
| } |
| OS.PMRelease(printSettings); |
| } |
| OS.PMRelease(printSession); |
| } |
| return null; |
| } |
| |
| /** |
| * Returns the print job scope that the user selected |
| * before pressing OK in the dialog. This will be one |
| * of the following values: |
| * <dl> |
| * <dt><code>ALL_PAGES</code></dt> |
| * <dd>Print all pages in the current document</dd> |
| * <dt><code>PAGE_RANGE</code></dt> |
| * <dd>Print the range of pages specified by startPage and endPage</dd> |
| * <dt><code>SELECTION</code></dt> |
| * <dd>Print the current selection</dd> |
| * </dl> |
| * |
| * @return the scope setting that the user selected |
| */ |
| public int getScope() { |
| return scope; |
| } |
| |
| /** |
| * Sets the scope of the print job. The user will see this |
| * setting when the dialog is opened. This can have one of |
| * the following values: |
| * <dl> |
| * <dt><code>ALL_PAGES</code></dt> |
| * <dd>Print all pages in the current document</dd> |
| * <dt><code>PAGE_RANGE</code></dt> |
| * <dd>Print the range of pages specified by startPage and endPage</dd> |
| * <dt><code>SELECTION</code></dt> |
| * <dd>Print the current selection</dd> |
| * </dl> |
| * |
| * @param scope the scope setting when the dialog is opened |
| */ |
| public void setScope(int scope) { |
| this.scope = scope; |
| } |
| |
| /** |
| * Returns the start page setting that the user selected |
| * before pressing OK in the dialog. |
| * <p> |
| * Note that this value is one based and only valid if the scope is |
| * <code>PAGE_RANGE</code>. |
| * </p> |
| * |
| * @return the start page setting that the user selected |
| */ |
| public int getStartPage() { |
| return startPage; |
| } |
| |
| /** |
| * Sets the start page that the user will see when the dialog |
| * is opened. |
| * <p> |
| * Note that this value is one based and only valid if the scope is |
| * <code>PAGE_RANGE</code>. |
| * </p> |
| * |
| * @param startPage the startPage setting when the dialog is opened |
| */ |
| public void setStartPage(int startPage) { |
| this.startPage = startPage; |
| } |
| |
| /** |
| * Returns the end page setting that the user selected |
| * before pressing OK in the dialog. |
| * <p> |
| * Note that this value is one based and only valid if the scope is |
| * <code>PAGE_RANGE</code>. |
| * </p> |
| * |
| * @return the end page setting that the user selected |
| */ |
| public int getEndPage() { |
| return endPage; |
| } |
| |
| /** |
| * Sets the end page that the user will see when the dialog |
| * is opened. |
| * <p> |
| * Note that this value is one based and only valid if the scope is |
| * <code>PAGE_RANGE</code>. |
| * </p> |
| * |
| * @param endPage the end page setting when the dialog is opened |
| */ |
| public void setEndPage(int endPage) { |
| this.endPage = endPage; |
| } |
| |
| /** |
| * Returns the 'Print to file' setting that the user selected |
| * before pressing OK in the dialog. |
| * |
| * @return the 'Print to file' setting that the user selected |
| */ |
| public boolean getPrintToFile() { |
| return printToFile; |
| } |
| |
| /** |
| * Sets the 'Print to file' setting that the user will see |
| * when the dialog is opened. |
| * |
| * @param printToFile the 'Print to file' setting when the dialog is opened |
| */ |
| public void setPrintToFile(boolean printToFile) { |
| this.printToFile = printToFile; |
| } |
| |
| protected void checkSubclass() { |
| String name = getClass().getName(); |
| String validName = PrintDialog.class.getName(); |
| if (!validName.equals(name)) { |
| SWT.error(SWT.ERROR_INVALID_SUBCLASS); |
| } |
| } |
| } |