src/gui/dialogs/qpagesetupdialog_win.cpp
changeset 0 1918ee327afb
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     1 /****************************************************************************
       
     2 **
       
     3 ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
       
     4 ** All rights reserved.
       
     5 ** Contact: Nokia Corporation (qt-info@nokia.com)
       
     6 **
       
     7 ** This file is part of the QtGui module of the Qt Toolkit.
       
     8 **
       
     9 ** $QT_BEGIN_LICENSE:LGPL$
       
    10 ** No Commercial Usage
       
    11 ** This file contains pre-release code and may not be distributed.
       
    12 ** You may use this file in accordance with the terms and conditions
       
    13 ** contained in the Technology Preview License Agreement accompanying
       
    14 ** this package.
       
    15 **
       
    16 ** GNU Lesser General Public License Usage
       
    17 ** Alternatively, this file may be used under the terms of the GNU Lesser
       
    18 ** General Public License version 2.1 as published by the Free Software
       
    19 ** Foundation and appearing in the file LICENSE.LGPL included in the
       
    20 ** packaging of this file.  Please review the following information to
       
    21 ** ensure the GNU Lesser General Public License version 2.1 requirements
       
    22 ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
       
    23 **
       
    24 ** In addition, as a special exception, Nokia gives you certain additional
       
    25 ** rights.  These rights are described in the Nokia Qt LGPL Exception
       
    26 ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
       
    27 **
       
    28 ** If you have questions regarding the use of this file, please contact
       
    29 ** Nokia at qt-info@nokia.com.
       
    30 **
       
    31 **
       
    32 **
       
    33 **
       
    34 **
       
    35 **
       
    36 **
       
    37 **
       
    38 ** $QT_END_LICENSE$
       
    39 **
       
    40 ****************************************************************************/
       
    41 
       
    42 #include "qpagesetupdialog.h"
       
    43 
       
    44 #ifndef QT_NO_PRINTDIALOG
       
    45 #include <qapplication.h>
       
    46 
       
    47 #include <private/qprintengine_win_p.h>
       
    48 #include <private/qabstractpagesetupdialog_p.h>
       
    49 
       
    50 QT_BEGIN_NAMESPACE
       
    51 
       
    52 class QPageSetupDialogPrivate : public QAbstractPageSetupDialogPrivate
       
    53 {
       
    54 };
       
    55 
       
    56 QPageSetupDialog::QPageSetupDialog(QPrinter *printer, QWidget *parent)
       
    57     : QAbstractPageSetupDialog(*(new QPageSetupDialogPrivate), printer, parent)
       
    58 {
       
    59 }
       
    60 
       
    61 QPageSetupDialog::QPageSetupDialog(QWidget *parent)
       
    62     : QAbstractPageSetupDialog(*(new QPageSetupDialogPrivate), 0, parent)
       
    63 {
       
    64 }
       
    65 
       
    66 int QPageSetupDialog::exec()
       
    67 {
       
    68     Q_D(QPageSetupDialog);
       
    69 
       
    70     if (d->printer->outputFormat() != QPrinter::NativeFormat)
       
    71         return Rejected;
       
    72 
       
    73     QWin32PrintEngine *engine = static_cast<QWin32PrintEngine*>(d->printer->paintEngine());
       
    74     QWin32PrintEnginePrivate *ep = static_cast<QWin32PrintEnginePrivate *>(engine->d_ptr.data());
       
    75 
       
    76     PAGESETUPDLG psd;
       
    77     memset(&psd, 0, sizeof(PAGESETUPDLG));
       
    78     psd.lStructSize = sizeof(PAGESETUPDLG);
       
    79 
       
    80     // we need a temp DEVMODE struct if we don't have a global DEVMODE
       
    81     HGLOBAL hDevMode = 0;
       
    82     int devModeSize = 0;
       
    83     if (!ep->globalDevMode) {
       
    84         devModeSize = sizeof(DEVMODE) + ep->devMode->dmDriverExtra;
       
    85         hDevMode = GlobalAlloc(GHND, devModeSize);
       
    86         if (hDevMode) {
       
    87             void *dest = GlobalLock(hDevMode);
       
    88             memcpy(dest, ep->devMode, devModeSize);
       
    89             GlobalUnlock(hDevMode);
       
    90         }
       
    91         psd.hDevMode = hDevMode;
       
    92     } else {
       
    93         psd.hDevMode = ep->devMode;
       
    94     }
       
    95 
       
    96     HGLOBAL *tempDevNames = ep->createDevNames();
       
    97     psd.hDevNames = tempDevNames;
       
    98 
       
    99     QWidget *parent = parentWidget();
       
   100     parent = parent ? parent->window() : QApplication::activeWindow();
       
   101     Q_ASSERT(!parent ||parent->testAttribute(Qt::WA_WState_Created));
       
   102     psd.hwndOwner = parent ? parent->winId() : 0;
       
   103 
       
   104     QRect paperRect = d->printer->paperRect();
       
   105     QRect pageRect = d->printer->pageRect();
       
   106 
       
   107     psd.Flags = PSD_MARGINS;
       
   108     double multiplier = 1;
       
   109     switch (QLocale::system().measurementSystem()) {
       
   110     case QLocale::MetricSystem:
       
   111         psd.Flags |= PSD_INHUNDREDTHSOFMILLIMETERS;
       
   112         multiplier = 1;
       
   113         break;
       
   114     case QLocale::ImperialSystem:
       
   115         psd.Flags |= PSD_INTHOUSANDTHSOFINCHES;
       
   116         multiplier = 25.4/10;
       
   117         break;
       
   118     }
       
   119 
       
   120     QRect marginRect = ep->getPageMargins();
       
   121     psd.rtMargin.left   = marginRect.left()   / multiplier;
       
   122     psd.rtMargin.top    = marginRect.top()    / multiplier;
       
   123     psd.rtMargin.right  = marginRect.width()  / multiplier;;
       
   124     psd.rtMargin.bottom = marginRect.height() / multiplier;;
       
   125 
       
   126     bool result = PageSetupDlg(&psd);
       
   127     if (result) {
       
   128         ep->readDevnames(psd.hDevNames);
       
   129         ep->readDevmode(psd.hDevMode);
       
   130 
       
   131         QRect theseMargins = QRect(psd.rtMargin.left   * multiplier,
       
   132                                    psd.rtMargin.top    * multiplier,
       
   133                                    psd.rtMargin.right  * multiplier,
       
   134                                    psd.rtMargin.bottom * multiplier);
       
   135 
       
   136         if (theseMargins != marginRect) {
       
   137             ep->setPageMargins(psd.rtMargin.left   * multiplier,
       
   138                                psd.rtMargin.top    * multiplier,
       
   139                                psd.rtMargin.right  * multiplier,
       
   140                                psd.rtMargin.bottom * multiplier);
       
   141         }
       
   142 
       
   143         ep->updateCustomPaperSize();
       
   144 
       
   145         // copy from our temp DEVMODE struct
       
   146         if (!ep->globalDevMode && hDevMode) {
       
   147             void *src = GlobalLock(hDevMode);
       
   148             memcpy(ep->devMode, src, devModeSize);
       
   149             GlobalUnlock(hDevMode);
       
   150         }
       
   151     }
       
   152 
       
   153     if (!ep->globalDevMode && hDevMode)
       
   154         GlobalFree(hDevMode);
       
   155     GlobalFree(tempDevNames);
       
   156     done(result);
       
   157     return result;
       
   158 }
       
   159 
       
   160 void QPageSetupDialog::setVisible(bool visible)
       
   161 {
       
   162     if (!visible)
       
   163         return;
       
   164     exec();
       
   165 }
       
   166 
       
   167 QT_END_NAMESPACE
       
   168 #endif