/*******************************************************************************
 * Copyright (c) 2000, 2007 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
 *******************************************************************************/
module dwt.printing.PrintDialog;

import dwt.dwthelper.utils;

import dwt.DWT;
import dwt.DWTException;
import dwt.internal.cocoa.NSPrintInfo;
import dwt.internal.cocoa.NSPrintPanel;
import dwt.widgets.Dialog;
import dwt.widgets.Shell;
import dwt.widgets.Widget;

/**
 * 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 DWT implementation.
 * </p>
 */
public class PrintDialog : Dialog {
    PrinterData printerData;
    int scope = PrinterData.ALL_PAGES;
    int startPage = 1, endPage = 1;
    bool 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 DWTException <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 DWT
 * @see Widget#checkSubclass
 * @see Widget#getStyle
 */
public this (Shell parent) {
    this (parent, DWT.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>DWT</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>DWT</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 DWTException <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 DWT
 * @see Widget#checkSubclass
 * @see Widget#getStyle
 */
public this (Shell parent, int style) {
    super (parent, style);
    checkSubclass ();
}

/**
 * Sets the printer data that will be used when the dialog
 * is opened.
 * 
 * @param data the data that will be used when the dialog is opened
 * 
 * @since 3.4
 */
public void setPrinterData(PrinterData data) {
    this.printerData = data;
}

/**
 * Returns the printer data that will be used when the dialog
 * is opened.
 * 
 * @return the data that will be used when the dialog is opened
 * 
 * @since 3.4
 */
public PrinterData getPrinterData() {
    return printerData;
}

/**
 * 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 DWTException <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() {
    NSPrintPanel panel = NSPrintPanel.printPanel();
    NSPrintInfo printInfo =cast(NSPrintInfo)new NSPrintInfo().alloc();
    printInfo.initWithDictionary(null);
    panel.runModalWithPrintInfo(printInfo);
    printInfo.release();
//  int[] buffer = new int[1];
//  if (OS.PMCreateSession(buffer) is OS.noErr) {
//      int printSession = buffer[0];
//      if (OS.PMCreatePrintSettings(buffer) is OS.noErr) {
//          int printSettings = buffer[0];
//          OS.PMSessionDefaultPrintSettings(printSession, printSettings);
//          if (OS.PMCreatePageFormat(buffer) is OS.noErr) {
//              int pageFormat = buffer[0];
//              OS.PMSessionDefaultPageFormat(printSession, pageFormat);
//              OS.PMSessionSetDestination(printSession, printSettings, cast(short) (printToFile ? OS.kPMDestinationFile : OS.kPMDestinationPrinter), 0, 0);
//              if (scope is 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);
//              }
//              bool[] accepted = new bool [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] is 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 is 1 && data.endPage is OS.kPMPrintAllPages) {
//                          data.scope = PrinterData.ALL_PAGES;
//                      } else {
//                          data.scope = PrinterData.PAGE_RANGE;
//                      }
//                      bool[] collate = new bool[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>
 * This value can be from 1 to the maximum number of pages for the platform.
 * Note that it is 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>
 * This value can be from 1 to the maximum number of pages for the platform.
 * Note that it is 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>
 * This value can be from 1 to the maximum number of pages for the platform.
 * Note that it is 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>
 * This value can be from 1 to the maximum number of pages for the platform.
 * Note that it is 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 bool 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(bool printToFile) {
    this.printToFile = printToFile;
}

protected void checkSubclass() {
    String name = getClass().getName();
    String validName = PrintDialog.class.getName();
    if (!validName.equals(name)) {
        DWT.error(DWT.ERROR_INVALID_SUBCLASS);
    }
}
}