src/gui/dialogs/qpagesetupdialog_win.cpp
changeset 0 1918ee327afb
child 4 3b1da2848fc7
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/gui/dialogs/qpagesetupdialog_win.cpp	Mon Jan 11 14:00:40 2010 +0000
@@ -0,0 +1,168 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the QtGui module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** No Commercial Usage
+** This file contains pre-release code and may not be distributed.
+** You may use this file in accordance with the terms and conditions
+** contained in the Technology Preview License Agreement accompanying
+** this package.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Nokia gives you certain additional
+** rights.  These rights are described in the Nokia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at qt-info@nokia.com.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "qpagesetupdialog.h"
+
+#ifndef QT_NO_PRINTDIALOG
+#include <qapplication.h>
+
+#include <private/qprintengine_win_p.h>
+#include <private/qabstractpagesetupdialog_p.h>
+
+QT_BEGIN_NAMESPACE
+
+class QPageSetupDialogPrivate : public QAbstractPageSetupDialogPrivate
+{
+};
+
+QPageSetupDialog::QPageSetupDialog(QPrinter *printer, QWidget *parent)
+    : QAbstractPageSetupDialog(*(new QPageSetupDialogPrivate), printer, parent)
+{
+}
+
+QPageSetupDialog::QPageSetupDialog(QWidget *parent)
+    : QAbstractPageSetupDialog(*(new QPageSetupDialogPrivate), 0, parent)
+{
+}
+
+int QPageSetupDialog::exec()
+{
+    Q_D(QPageSetupDialog);
+
+    if (d->printer->outputFormat() != QPrinter::NativeFormat)
+        return Rejected;
+
+    QWin32PrintEngine *engine = static_cast<QWin32PrintEngine*>(d->printer->paintEngine());
+    QWin32PrintEnginePrivate *ep = static_cast<QWin32PrintEnginePrivate *>(engine->d_ptr.data());
+
+    PAGESETUPDLG psd;
+    memset(&psd, 0, sizeof(PAGESETUPDLG));
+    psd.lStructSize = sizeof(PAGESETUPDLG);
+
+    // we need a temp DEVMODE struct if we don't have a global DEVMODE
+    HGLOBAL hDevMode = 0;
+    int devModeSize = 0;
+    if (!ep->globalDevMode) {
+        devModeSize = sizeof(DEVMODE) + ep->devMode->dmDriverExtra;
+        hDevMode = GlobalAlloc(GHND, devModeSize);
+        if (hDevMode) {
+            void *dest = GlobalLock(hDevMode);
+            memcpy(dest, ep->devMode, devModeSize);
+            GlobalUnlock(hDevMode);
+        }
+        psd.hDevMode = hDevMode;
+    } else {
+        psd.hDevMode = ep->devMode;
+    }
+
+    HGLOBAL *tempDevNames = ep->createDevNames();
+    psd.hDevNames = tempDevNames;
+
+    QWidget *parent = parentWidget();
+    parent = parent ? parent->window() : QApplication::activeWindow();
+    Q_ASSERT(!parent ||parent->testAttribute(Qt::WA_WState_Created));
+    psd.hwndOwner = parent ? parent->winId() : 0;
+
+    QRect paperRect = d->printer->paperRect();
+    QRect pageRect = d->printer->pageRect();
+
+    psd.Flags = PSD_MARGINS;
+    double multiplier = 1;
+    switch (QLocale::system().measurementSystem()) {
+    case QLocale::MetricSystem:
+        psd.Flags |= PSD_INHUNDREDTHSOFMILLIMETERS;
+        multiplier = 1;
+        break;
+    case QLocale::ImperialSystem:
+        psd.Flags |= PSD_INTHOUSANDTHSOFINCHES;
+        multiplier = 25.4/10;
+        break;
+    }
+
+    QRect marginRect = ep->getPageMargins();
+    psd.rtMargin.left   = marginRect.left()   / multiplier;
+    psd.rtMargin.top    = marginRect.top()    / multiplier;
+    psd.rtMargin.right  = marginRect.width()  / multiplier;;
+    psd.rtMargin.bottom = marginRect.height() / multiplier;;
+
+    bool result = PageSetupDlg(&psd);
+    if (result) {
+        ep->readDevnames(psd.hDevNames);
+        ep->readDevmode(psd.hDevMode);
+
+        QRect theseMargins = QRect(psd.rtMargin.left   * multiplier,
+                                   psd.rtMargin.top    * multiplier,
+                                   psd.rtMargin.right  * multiplier,
+                                   psd.rtMargin.bottom * multiplier);
+
+        if (theseMargins != marginRect) {
+            ep->setPageMargins(psd.rtMargin.left   * multiplier,
+                               psd.rtMargin.top    * multiplier,
+                               psd.rtMargin.right  * multiplier,
+                               psd.rtMargin.bottom * multiplier);
+        }
+
+        ep->updateCustomPaperSize();
+
+        // copy from our temp DEVMODE struct
+        if (!ep->globalDevMode && hDevMode) {
+            void *src = GlobalLock(hDevMode);
+            memcpy(ep->devMode, src, devModeSize);
+            GlobalUnlock(hDevMode);
+        }
+    }
+
+    if (!ep->globalDevMode && hDevMode)
+        GlobalFree(hDevMode);
+    GlobalFree(tempDevNames);
+    done(result);
+    return result;
+}
+
+void QPageSetupDialog::setVisible(bool visible)
+{
+    if (!visible)
+        return;
+    exec();
+}
+
+QT_END_NAMESPACE
+#endif