Add QPlatformPrinterSupport.

Add QPlatformPrinterSupport which provides functionality for
obtaining QPrinterInfo and creating native printer engines.

Rubber-stamped-by: Lars Knoll <lars.knoll@nokia.com>

9 files changed, 327 insertions, 1 deletions

diff --git a/src/plugins/platforms/printersupport/genericunix/genericunix.pri b/src/plugins/platforms/printersupport/genericunix/genericunix.pri
new file mode 100644
index 0000000000..ea9c8f0b5d
--- /dev/null
+++ b/src/plugins/platforms/printersupport/genericunix/genericunix.pri
@@ -0,0 +1,4 @@
+INCLUDEPATH += $$PWD
+HEADERS += $$PWD/qgenericunixprintersupport.h
+SOURCES += $$PWD/qgenericunixprintersupport.cpp
+QT += gui-private
diff --git a/src/plugins/platforms/printersupport/genericunix/qgenericunixprintersupport.cpp b/src/plugins/platforms/printersupport/genericunix/qgenericunixprintersupport.cpp
new file mode 100644
index 0000000000..54d866c4ed
--- /dev/null
+++ b/src/plugins/platforms/printersupport/genericunix/qgenericunixprintersupport.cpp
@@ -0,0 +1,65 @@
+/****************************************************************************
+**
+** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the plugins of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** GNU Lesser General Public License Usage
+** 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.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU General
+** Public License version 3.0 as published by the Free Software Foundation
+** and appearing in the file LICENSE.GPL included in the packaging of this
+** file. Please review the following information to ensure the GNU General
+** Public License version 3.0 requirements will be met:
+** http://www.gnu.org/copyleft/gpl.html.
+**
+** Other Usage
+** Alternatively, this file may be used in accordance with the terms and
+** conditions contained in a signed written agreement between you and Nokia.
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include <qgenericunixprintersupport.h>
+
+#include <QtGui/QPrinterInfo>
+#include <private/qcups_p.h>
+
+QT_BEGIN_NAMESPACE
+
+QList<QPrinter::PaperSize> QGenericUnixPrinterSupport::supportedPaperSizes(const QPrinterInfo &printerInfo) const
+{
+    return QCUPSSupport::getCupsPrinterPaperSizes(QPlatformPrinterSupport::printerInfoCupsPrinterIndex(printerInfo));
+}
+
+QList<QPrinterInfo> QGenericUnixPrinterSupport::availablePrinters()
+{
+    QList<QPrinterInfo> printers;
+    foreach (const QCUPSSupport::Printer &p,  QCUPSSupport::availableUnixPrinters()) {
+        QPrinterInfo printer(QPlatformPrinterSupport::printerInfo(p.name, p.isDefault));
+        QPlatformPrinterSupport::setPrinterInfoCupsPrinterIndex(&printer, p.cupsPrinterIndex);
+        printers.append(printer);
+    }
+    return printers;
+}
+
+QT_END_NAMESPACE
diff --git a/src/plugins/platforms/printersupport/genericunix/qgenericunixprintersupport.h b/src/plugins/platforms/printersupport/genericunix/qgenericunixprintersupport.h
new file mode 100644
index 0000000000..5d7b3b43fb
--- /dev/null
+++ b/src/plugins/platforms/printersupport/genericunix/qgenericunixprintersupport.h
@@ -0,0 +1,59 @@
+/****************************************************************************
+**
+** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the plugins of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** GNU Lesser General Public License Usage
+** 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.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU General
+** Public License version 3.0 as published by the Free Software Foundation
+** and appearing in the file LICENSE.GPL included in the packaging of this
+** file. Please review the following information to ensure the GNU General
+** Public License version 3.0 requirements will be met:
+** http://www.gnu.org/copyleft/gpl.html.
+**
+** Other Usage
+** Alternatively, this file may be used in accordance with the terms and
+** conditions contained in a signed written agreement between you and Nokia.
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef QGENERICUNIXPRINTINGSUPPORT_H
+#define QGENERICUNIXPRINTINGSUPPORT_H
+
+#include <QtGui/QPlatformPrinterSupport>
+
+QT_BEGIN_NAMESPACE
+
+class QGenericUnixPrinterSupport : public QPlatformPrinterSupport
+{
+public:
+    virtual QList<QPrinter::PaperSize> supportedPaperSizes(const QPrinterInfo &) const;
+
+    virtual QList<QPrinterInfo> availablePrinters();
+};
+
+QT_END_NAMESPACE
+
+#endif // QGENERICUNIXPRINTINGSUPPORT_H
diff --git a/src/plugins/platforms/printersupport/windows/qwindowsprintersupport.cpp b/src/plugins/platforms/printersupport/windows/qwindowsprintersupport.cpp
new file mode 100644
index 0000000000..d5c185fee3
--- /dev/null
+++ b/src/plugins/platforms/printersupport/windows/qwindowsprintersupport.cpp
@@ -0,0 +1,118 @@
+/****************************************************************************
+**
+** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the plugins of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** GNU Lesser General Public License Usage
+** 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.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU General
+** Public License version 3.0 as published by the Free Software Foundation
+** and appearing in the file LICENSE.GPL included in the packaging of this
+** file. Please review the following information to ensure the GNU General
+** Public License version 3.0 requirements will be met:
+** http://www.gnu.org/copyleft/gpl.html.
+**
+** Other Usage
+** Alternatively, this file may be used in accordance with the terms and
+** conditions contained in a signed written agreement between you and Nokia.
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include <qwindowsprintersupport.h>
+#include <qprintengine_win_p.h>
+
+#include <QtGui/QPrinterInfo>
+
+#include <QtCore/QStringList>
+
+#include <QtCore/qt_windows.h>
+
+QT_BEGIN_NAMESPACE
+
+QPrintEngine *QWindowsPrinterSupport::createNativePrintEngine(QPrinter::PrinterMode mode)
+{
+    return new QWin32PrintEngine(mode);
+}
+
+QPaintEngine *QWindowsPrinterSupport::createPaintEngine(QPrintEngine *engine, QPrinter::PrinterMode)
+{
+    return static_cast<QWin32PrintEngine *>(engine);
+}
+
+QList<QPrinter::PaperSize> QWindowsPrinterSupport::supportedPaperSizes(const QPrinterInfo &printerInfo) const
+{
+    QList<QPrinter::PaperSize> paperSizes;
+    const QString printerName = printerInfo.printerName();
+    const wchar_t *nameUtf16 = reinterpret_cast<const wchar_t*>(printerName.utf16());
+    DWORD size = DeviceCapabilities(nameUtf16, NULL, DC_PAPERS, NULL, NULL);
+    if ((int)size != -1) {
+        wchar_t *papers = new wchar_t[size];
+        size = DeviceCapabilities(nameUtf16, NULL, DC_PAPERS, papers, NULL);
+        for (int c = 0; c < (int)size; ++c)
+            paperSizes.append(mapDevmodePaperSize(papers[c]));
+        delete [] papers;
+    }
+    return paperSizes;
+}
+
+QList<QPrinterInfo> QWindowsPrinterSupport::availablePrinters()
+{
+    QList<QPrinterInfo> printers;
+
+    DWORD needed = 0;
+    DWORD returned = 0;
+    if (!EnumPrinters(PRINTER_ENUM_LOCAL | PRINTER_ENUM_CONNECTIONS, NULL, 4, 0, 0, &needed, &returned)) {
+        LPBYTE buffer = new BYTE[needed];
+        if (EnumPrinters(PRINTER_ENUM_LOCAL | PRINTER_ENUM_CONNECTIONS, NULL, 4, buffer, needed, &needed, &returned)) {
+            PPRINTER_INFO_4 infoList = reinterpret_cast<PPRINTER_INFO_4>(buffer);
+            QPrinterInfo defPrn = defaultPrinter();
+            for (uint i = 0; i < returned; ++i) {
+                const QString printerName(QString::fromWCharArray(infoList[i].pPrinterName));
+                const bool isDefault = printerName == defPrn.printerName();
+                printers.append(QPlatformPrinterSupport::printerInfo(printerName,
+                                                                     isDefault));
+            }
+        }
+        delete [] buffer;
+    }
+
+    return printers;
+}
+
+QPrinterInfo QWindowsPrinterSupport::defaultPrinter()
+{
+    QString noPrinters(QLatin1String("qt_no_printers"));
+    wchar_t buffer[256];
+    GetProfileString(L"windows", L"device", (wchar_t*)noPrinters.utf16(), buffer, 256);
+    QString output = QString::fromWCharArray(buffer);
+    if (output != noPrinters) {
+        // Filter out the name of the printer, which should be everything before a comma.
+        const QString printerName = output.split(QLatin1Char(',')).value(0);
+        return QPlatformPrinterSupport::printerInfo(printerName, true);
+    }
+
+    return QPrinterInfo();
+}
+
+QT_END_NAMESPACE
diff --git a/src/plugins/platforms/printersupport/windows/qwindowsprintersupport.h b/src/plugins/platforms/printersupport/windows/qwindowsprintersupport.h
new file mode 100644
index 0000000000..d648846ef2
--- /dev/null
+++ b/src/plugins/platforms/printersupport/windows/qwindowsprintersupport.h
@@ -0,0 +1,62 @@
+/****************************************************************************
+**
+** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the plugins of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** GNU Lesser General Public License Usage
+** 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.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU General
+** Public License version 3.0 as published by the Free Software Foundation
+** and appearing in the file LICENSE.GPL included in the packaging of this
+** file. Please review the following information to ensure the GNU General
+** Public License version 3.0 requirements will be met:
+** http://www.gnu.org/copyleft/gpl.html.
+**
+** Other Usage
+** Alternatively, this file may be used in accordance with the terms and
+** conditions contained in a signed written agreement between you and Nokia.
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef QWINDOWSPRINTERSUPPORT_H
+#define QWINDOWSPRINTERSUPPORT_H
+
+#include <QtGui/QPlatformPrinterSupport>
+
+QT_BEGIN_NAMESPACE
+
+class QWindowsPrinterSupport : public QPlatformPrinterSupport
+{
+public:
+    virtual QPrintEngine *createNativePrintEngine(QPrinter::PrinterMode);
+    virtual QPaintEngine *createPaintEngine(QPrintEngine *, QPrinter::PrinterMode);
+
+    virtual QList<QPrinter::PaperSize> supportedPaperSizes(const QPrinterInfo &) const;
+    virtual QPrinterInfo defaultPrinter();
+    virtual QList<QPrinterInfo> availablePrinters();
+};
+
+QT_END_NAMESPACE
+
+#endif // QWINDOWSPRINTERSUPPORT_H
diff --git a/src/plugins/platforms/printersupport/windows/windows.pri b/src/plugins/platforms/printersupport/windows/windows.pri
new file mode 100644
index 0000000000..67d49b22f3
--- /dev/null
+++ b/src/plugins/platforms/printersupport/windows/windows.pri
@@ -0,0 +1,7 @@
+INCLUDEPATH += $$PWD $$QT_SOURCE_TREE/src/3rdparty/harfbuzz/src
+
+HEADERS += $$PWD/qwindowsprintersupport.h \
+    $$PWD/qprintengine_win_p.h
+SOURCES += $$PWD/qwindowsprintersupport.cpp \
+    $$PWD/qprintengine_win.cpp
+QT += core-private widgets-private
diff --git a/src/plugins/platforms/xcb/qxcbintegration.cpp b/src/plugins/platforms/xcb/qxcbintegration.cpp
index 48aeae7601..d47bec60ef 100644
--- a/src/plugins/platforms/xcb/qxcbintegration.cpp
+++ b/src/plugins/platforms/xcb/qxcbintegration.cpp
@@ -46,6 +46,8 @@
 #include "qxcbwindowsurface.h"
 #include "qxcbnativeinterface.h"
 
+#include <qgenericunixprintersupport.h>
+
 #include <xcb/xcb.h>
 
 #include <private/qpixmap_raster_p.h>
@@ -59,7 +61,7 @@
 #endif
 
 QXcbIntegration::QXcbIntegration()
-    : m_connection(new QXcbConnection)
+    : m_connection(new QXcbConnection), m_printerSupport(new QGenericUnixPrinterSupport)
 {
     foreach (QXcbScreen *screen, m_connection->screens())
         m_screens << screen;
@@ -148,3 +150,8 @@ QPlatformNativeInterface * QXcbIntegration::nativeInterface() const
 {
     return m_nativeInterface;
 }
+
+QPlatformPrinterSupport *QXcbIntegration::printerSupport() const
+{
+    return m_printerSupport;
+}
diff --git a/src/plugins/platforms/xcb/qxcbintegration.h b/src/plugins/platforms/xcb/qxcbintegration.h
index 647eb500c3..36c792fe48 100644
--- a/src/plugins/platforms/xcb/qxcbintegration.h
+++ b/src/plugins/platforms/xcb/qxcbintegration.h
@@ -69,6 +69,8 @@ public:
 
     QPlatformNativeInterface *nativeInterface()const;
 
+    QPlatformPrinterSupport *printerSupport() const;
+
 private:
     bool hasOpenGL() const;
     QList<QPlatformScreen *> m_screens;
@@ -76,6 +78,7 @@ private:
 
     QPlatformFontDatabase *m_fontDatabase;
     QPlatformNativeInterface *m_nativeInterface;
+    QPlatformPrinterSupport *m_printerSupport;
 };
 
 QT_END_NAMESPACE
diff --git a/src/plugins/platforms/xcb/xcb.pro b/src/plugins/platforms/xcb/xcb.pro
index 93a226bd06..c6bf17f0ef 100644
--- a/src/plugins/platforms/xcb/xcb.pro
+++ b/src/plugins/platforms/xcb/xcb.pro
@@ -69,6 +69,7 @@ contains(QT_CONFIG, opengl) {
 LIBS += -lxcb -lxcb-image -lxcb-keysyms -lxcb-icccm -lxcb-sync
 
 include (../fontdatabases/genericunix/genericunix.pri)
+include (../printersupport/genericunix/genericunix.pri)
 
 target.path += $$[QT_INSTALL_PLUGINS]/platforms
 INSTALLS += target