Fix several deprecation warnings (#8657)

* Use constructor instead of nullptr for WindowFlags
* Use constructor instead of nullptr for Alignment
* Disable deprecation warning for QProcess
* Add string split method to RaTextStringTools
* Add caf.cpp used to manage Qt function deprecations
* Use position()

Fwk/AppFwk/cafProjectDataModel/cafPdmCore/CMakeLists.txt

@@ -16,6 +16,8 @@ find_package(
 set(QT_LIBRARIES Qt5::Core)
 
 set(PROJECT_FILES
+    caf.h
+    caf.cpp
     cafAssert.h
     cafAppEnum.h
     cafClassTypeName.h

Fwk/AppFwk/cafProjectDataModel/cafPdmCore/caf.cpp

@@ -0,0 +1,81 @@
+//##################################################################################################
+//
+//   Custom Visualization Core library
+//   Copyright (C) 2020- Ceetron Solutions AS
+//
+//   This library may be used under the terms of either the GNU General Public License or
+//   the GNU Lesser General Public License as follows:
+//
+//   GNU General Public License Usage
+//   This library is free software: you can redistribute it and/or modify
+//   it under the terms of the GNU General Public License as published by
+//   the Free Software Foundation, either version 3 of the License, or
+//   (at your option) any later version.
+//
+//   This library is distributed in the hope that it will be useful, but WITHOUT ANY
+//   WARRANTY; without even the implied warranty of MERCHANTABILITY or
+//   FITNESS FOR A PARTICULAR PURPOSE.
+//
+//   See the GNU General Public License at <<http://www.gnu.org/licenses/gpl.html>>
+//   for more details.
+//
+//   GNU Lesser General Public License Usage
+//   This library is free software; you can redistribute it and/or modify
+//   it under the terms of the GNU Lesser General Public License as published by
+//   the Free Software Foundation; either version 2.1 of the License, or
+//   (at your option) any later version.
+//
+//   This library is distributed in the hope that it will be useful, but WITHOUT ANY
+//   WARRANTY; without even the implied warranty of MERCHANTABILITY or
+//   FITNESS FOR A PARTICULAR PURPOSE.
+//
+//   See the GNU Lesser General Public License at <<http://www.gnu.org/licenses/lgpl-2.1.html>>
+//   for more details.
+//
+//##################################################################################################
+#include "caf.h"
+
+#include "QtGui/qevent.h"
+#include <QLocale>
+#include <QTextStream>
+
+namespace caf
+{
+//--------------------------------------------------------------------------------------------------
+///
+//--------------------------------------------------------------------------------------------------
+QLocale norwegianLocale()
+{
+#if QT_VERSION >= QT_VERSION_CHECK( 5, 15, 0 )
+    return QLocale::NorwegianBokmal;
+#else
+    return QLocale::Norwegian;
+#endif
+} // namespace caf::norwegianLocale()
+
+//--------------------------------------------------------------------------------------------------
+///
+//--------------------------------------------------------------------------------------------------
+QTextStream& endl( QTextStream& s )
+{
+    // https: // github.com/qt/qtbase/blob/dev/src/corelib/serialization/qtextstream.cpp#L2845
+#if QT_VERSION >= QT_VERSION_CHECK( 5, 15, 0 )
+    return s << QLatin1Char( '\n' ) << Qt::flush;
+#else
+    return s << QLatin1Char( '\n' ) << flush;
+#endif
+}
+
+//--------------------------------------------------------------------------------------------------
+///
+//--------------------------------------------------------------------------------------------------
+QPointF position( QWheelEvent* wheelEvent )
+{
+#if QT_VERSION >= QT_VERSION_CHECK( 5, 15, 0 )
+    return wheelEvent->position();
+#else
+    return wheelEvent->pos();
+#endif
+}
+
+} // namespace caf

Fwk/AppFwk/cafProjectDataModel/cafPdmCore/caf.h

@@ -0,0 +1,48 @@
+//##################################################################################################
+//
+//   Custom Visualization Core library
+//   Copyright (C) 2020- Ceetron Solutions AS
+//
+//   This library may be used under the terms of either the GNU General Public License or
+//   the GNU Lesser General Public License as follows:
+//
+//   GNU General Public License Usage
+//   This library is free software: you can redistribute it and/or modify
+//   it under the terms of the GNU General Public License as published by
+//   the Free Software Foundation, either version 3 of the License, or
+//   (at your option) any later version.
+//
+//   This library is distributed in the hope that it will be useful, but WITHOUT ANY
+//   WARRANTY; without even the implied warranty of MERCHANTABILITY or
+//   FITNESS FOR A PARTICULAR PURPOSE.
+//
+//   See the GNU General Public License at <<http://www.gnu.org/licenses/gpl.html>>
+//   for more details.
+//
+//   GNU Lesser General Public License Usage
+//   This library is free software; you can redistribute it and/or modify
+//   it under the terms of the GNU Lesser General Public License as published by
+//   the Free Software Foundation; either version 2.1 of the License, or
+//   (at your option) any later version.
+//
+//   This library is distributed in the hope that it will be useful, but WITHOUT ANY
+//   WARRANTY; without even the implied warranty of MERCHANTABILITY or
+//   FITNESS FOR A PARTICULAR PURPOSE.
+//
+//   See the GNU Lesser General Public License at <<http://www.gnu.org/licenses/lgpl-2.1.html>>
+//   for more details.
+//
+//##################################################################################################
+#pragma once
+
+class QLocale;
+class QTextStream;
+class QPointF;
+class QWheelEvent;
+
+namespace caf
+{
+QLocale      norwegianLocale();
+QTextStream& endl( QTextStream& s );
+QPointF      position( QWheelEvent* wheelEvent );
+}; // namespace caf

Fwk/AppFwk/cafTests/cafTestApplication/CustomObjectEditor.h

@@ -69,7 +69,7 @@ public:
     void defineGridLayout(int rowCount, int columnCount);
 
     // See QGridLayout::addWidget
-    void addWidget(QWidget* widget, int row, int column, int rowSpan, int columnSpan, Qt::Alignment alignment = nullptr);
+    void addWidget(QWidget* widget, int row, int column, int rowSpan, int columnSpan, Qt::Alignment alignment = Qt::Alignment());
     void removeWidget(QWidget* widget);
 
     void addBlankCell(int row, int column);

Fwk/AppFwk/cafTests/cafTestApplication/WidgetLayoutTest.h

@@ -10,7 +10,7 @@ class WidgetLayoutTest : public QWidget
     Q_OBJECT
 
 public:
-    WidgetLayoutTest(QWidget* parent = nullptr, Qt::WindowFlags f = nullptr);
+    WidgetLayoutTest(QWidget* parent = nullptr, Qt::WindowFlags f = Qt::WindowFlags());
     ~WidgetLayoutTest() override;
 
 private:

Fwk/AppFwk/cafUserInterface/cafPdmUiListView.h

@@ -52,7 +52,7 @@ class PdmUiListView : public QWidget
 {
     Q_OBJECT
 public:
-    PdmUiListView( QWidget* parent = nullptr, Qt::WindowFlags f = nullptr );
+    PdmUiListView( QWidget* parent = nullptr, Qt::WindowFlags f = Qt::WindowFlags() );
     ~PdmUiListView() override;
 
     void setPdmObject( caf::PdmObjectCollection* object );

Fwk/AppFwk/cafUserInterface/cafPdmUiTableView.h

@@ -59,7 +59,7 @@ class PdmUiTableView : public QWidget
 {
     Q_OBJECT
 public:
-    PdmUiTableView( QWidget* parent = nullptr, Qt::WindowFlags f = nullptr );
+    PdmUiTableView( QWidget* parent = nullptr, Qt::WindowFlags f = Qt::WindowFlags() );
     ~PdmUiTableView() override;
 
     void setChildArrayField( PdmChildArrayFieldHandle* childArrayField );

Fwk/AppFwk/cafUserInterface/cafPdmUiTreeView.h

@@ -64,7 +64,7 @@ class PdmUiTreeView : public QWidget
 {
     Q_OBJECT
 public:
-    PdmUiTreeView( QWidget* parent = nullptr, Qt::WindowFlags f = nullptr );
+    PdmUiTreeView( QWidget* parent = nullptr, Qt::WindowFlags f = Qt::WindowFlags() );
     ~PdmUiTreeView() override;
 
     void enableDefaultContextMenu( bool enable );

Fwk/AppFwk/cafViewer/cafOpenGLWidget.h

@@ -59,7 +59,7 @@ public:
                   QWidget*                 parent,
                   OpenGLWidget*            shareWidget = nullptr,
                   Qt::WindowFlags          f           = nullptr );
-    OpenGLWidget( OpenGLWidget* shareWidget, QWidget* parent, Qt::WindowFlags f = nullptr );
+    OpenGLWidget( OpenGLWidget* shareWidget, QWidget* parent, Qt::WindowFlags f = Qt::WindowFlags() );
 
     cvf::OpenGLContext* cvfOpenGLContext() const;
     void                cvfShutdownOpenGLContext();