Omit deprecated functions

libs_required/ACG/QtWidgets/QtFileDialog.cc

@@ -160,7 +160,7 @@ getSaveFileName(QWidget*        _parent,
 			     QMessageBox::Yes | QMessageBox::Default,
 			     QMessageBox::No  | QMessageBox::Escape)
 	!= QMessageBox::Yes)
-      return QString::null;
+      return QString();
   }
 
   return filename;

libs_required/ACG/QtWidgets/QtFileDialog.hh

@@ -69,43 +69,43 @@ namespace ACG {
 ACGDLLEXPORT	      
 QString
 getOpenFileName(QWidget*        _parent  = 0, 
-		const QString&  _caption = QString::null,
-		const QString&  _filter  = QString::null,
-		const QString&  _start   = QString::null);
+		const QString&  _caption = QString(),
+		const QString&  _filter  = QString(),
+		const QString&  _start   = QString());
 
 ACGDLLEXPORT
 QString
 getOpenMeshName(QWidget*        _parent  = 0, 
-		const QString&  _caption = QString::null,
-		const QString&  _start   = QString::null);
+		const QString&  _caption = QString(),
+		const QString&  _start   = QString());
 
 ACGDLLEXPORT
 QStringList
 getOpenFileNames(QWidget*        _parent  = 0,
-		 const QString&  _caption = QString::null,
-		 const QString&  _filter  = QString::null,
-		 const QString&  _start   = QString::null);
+		 const QString&  _caption = QString(),
+		 const QString&  _filter  = QString(),
+		 const QString&  _start   = QString());
 
 ACGDLLEXPORT
 QStringList
 getOpenMeshNames(QWidget*        _parent  = 0,
-		 const QString&  _caption = QString::null,
-		 const QString&  _start   = QString::null);
+		 const QString&  _caption = QString(),
+		 const QString&  _start   = QString());
 
 ACGDLLEXPORT
 QString
 getSaveFileName(QWidget*        _parent  = 0,
-		const QString&  _caption = QString::null,
-		const QString&  _filter  = QString::null,
+		const QString&  _caption = QString(),
+		const QString&  _filter  = QString(),
 		bool            _askOverwrite=false,
-		const QString&  _start   = QString::null);
+		const QString&  _start   = QString());
 
 ACGDLLEXPORT
 QString
 getSaveMeshName(QWidget*        _parent  = 0,
-		const QString&  _caption = QString::null,
+		const QString&  _caption = QString(),
 		bool            _askOverwrite=false,
-		const QString&  _start   = QString::null);
+		const QString&  _start   = QString());
 
 
 //=============================================================================

libs_required/ACG/QwtWidgets/QwtHistogramm.hh

@@ -64,7 +64,7 @@ class ACGDLLEXPORT Histogram: public QwtPlotItem
 {
 public:
     /// Constructor
-    explicit Histogram(const QString &title = QString::null);
+    explicit Histogram(const QString &title = QString());
     /// Constructor
     explicit Histogram(const QwtText &title);
     /// Destructor