1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
|
/****************************************************************************
**
** Copyright (C) 2022 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the QtGui module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:COMM$
**
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** $QT_END_LICENSE$
**
**
**
**
**
**
**
**
**
**
**
**
**
**
**
**
**
**
**
******************************************************************************/
#include "qpagesetupdialog.h"
#include <qapplication.h>
#include <private/qprintengine_win_p.h>
#include "qpagesetupdialog_p.h"
#include "qprinter.h"
#include <qpa/qplatformnativeinterface.h>
QT_BEGIN_NAMESPACE
QPageSetupDialog::QPageSetupDialog(QPrinter *printer, QWidget *parent)
: QDialog(*(new QPageSetupDialogPrivate(printer)), parent)
{
setWindowTitle(QCoreApplication::translate("QPrintPreviewDialog", "Page Setup"));
setAttribute(Qt::WA_DontShowOnScreen);
}
QPageSetupDialog::QPageSetupDialog(QWidget *parent)
: QDialog(*(new QPageSetupDialogPrivate(0)), parent)
{
setWindowTitle(QCoreApplication::translate("QPrintPreviewDialog", "Page Setup"));
setAttribute(Qt::WA_DontShowOnScreen);
}
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 (!engine->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 = engine->globalDevMode();
}
HGLOBAL *tempDevNames = engine->createGlobalDevNames();
psd.hDevNames = tempDevNames;
QWidget *parent = parentWidget();
parent = parent ? parent->window() : QApplication::activeWindow();
Q_ASSERT(!parent ||parent->testAttribute(Qt::WA_WState_Created));
QWindow *parentWindow = parent ? parent->windowHandle() : 0;
psd.hwndOwner = parentWindow ? (HWND)QGuiApplication::platformNativeInterface()->nativeResourceForWindow("handle", parentWindow) : 0;
psd.Flags = PSD_MARGINS;
QPageLayout layout = d->printer->pageLayout();
switch (layout.units()) {
case QPageLayout::Millimeter:
case QPageLayout::Inch:
break;
case QPageLayout::Point:
case QPageLayout::Pica:
case QPageLayout::Didot:
case QPageLayout::Cicero:
layout.setUnits(QLocale::system().measurementSystem() == QLocale::MetricSystem ? QPageLayout::Millimeter
: QPageLayout::Inch);
break;
}
qreal multiplier = 1.0;
if (layout.units() == QPageLayout::Millimeter) {
psd.Flags |= PSD_INHUNDREDTHSOFMILLIMETERS;
multiplier = 100.0;
} else { // QPageLayout::Inch)
psd.Flags |= PSD_INTHOUSANDTHSOFINCHES;
multiplier = 1000.0;
}
psd.rtMargin.left = layout.margins().left() * multiplier;
psd.rtMargin.top = layout.margins().top() * multiplier;
psd.rtMargin.right = layout.margins().right() * multiplier;
psd.rtMargin.bottom = layout.margins().bottom() * multiplier;
QDialog::setVisible(true);
bool result = PageSetupDlg(&psd);
QDialog::setVisible(false);
if (result) {
engine->setGlobalDevMode(psd.hDevNames, psd.hDevMode);
QPageSize pageSize;
// try to read orientation and paper size ID from the dialog's devmode struct
if (psd.hDevMode) {
DEVMODE *rDevmode = reinterpret_cast<DEVMODE*>(GlobalLock(psd.hDevMode));
if (rDevmode->dmFields & DM_ORIENTATION) {
layout.setOrientation(rDevmode->dmOrientation == DMORIENT_PORTRAIT
? QPageLayout::Portrait : QPageLayout::Landscape);
}
if (rDevmode->dmFields & DM_PAPERSIZE)
pageSize = QPageSize::id(rDevmode->dmPaperSize);
GlobalUnlock(rDevmode);
}
// fall back to use our own matching, and assume that paper that's wider than long means landscape
if (!pageSize.isValid() || pageSize.id() == QPageSize::Custom) {
QSizeF unitSize(psd.ptPaperSize.x / multiplier, psd.ptPaperSize.y / multiplier);
if (unitSize.width() > unitSize.height()) {
layout.setOrientation(QPageLayout::Landscape);
unitSize.transpose();
} else {
layout.setOrientation(QPageLayout::Portrait);
}
pageSize = QPageSize(unitSize, layout.units() == QPageLayout::Inch
? QPageSize::Inch : QPageSize::Millimeter);
}
layout.setPageSize(pageSize);
const QMarginsF margins(psd.rtMargin.left, psd.rtMargin.top, psd.rtMargin.right, psd.rtMargin.bottom);
layout.setMargins(margins / multiplier);
d->printer->setPageLayout(layout);
// copy from our temp DEVMODE struct
if (!engine->globalDevMode() && hDevMode) {
// Make sure memory is allocated
if (ep->ownsDevMode && ep->devMode)
free(ep->devMode);
ep->devMode = (DEVMODE *) malloc(devModeSize);
ep->ownsDevMode = true;
// Copy
void *src = GlobalLock(hDevMode);
memcpy(ep->devMode, src, devModeSize);
GlobalUnlock(hDevMode);
}
}
if (!engine->globalDevMode() && hDevMode)
GlobalFree(hDevMode);
GlobalFree(tempDevNames);
done(result);
return result;
}
void QPageSetupDialog::setVisible(bool visible)
{
if (!visible)
return;
exec();
}
QT_END_NAMESPACE
|
