Updates to support Qt v5.13

Replacement of deprecated Qt functions and member functions.

Configuration.cpp

@@ -1379,8 +1379,8 @@ void Configuration::impl::read_settings ()
   txDelay_ = settings_->value ("TxDelay",0.2).toDouble();
   aggressive_ = settings_->value ("Aggressive", 0).toInt ();
   RxBandwidth_ = settings_->value ("RxBandwidth", 2500).toInt ();
-  save_directory_ = settings_->value ("SaveDir", default_save_directory_.absolutePath ()).toString ();
-  azel_directory_ = settings_->value ("AzElDir", default_azel_directory_.absolutePath ()).toString ();
+  save_directory_.setPath (settings_->value ("SaveDir", default_save_directory_.absolutePath ()).toString ());
+  azel_directory_.setPath (settings_->value ("AzElDir", default_azel_directory_.absolutePath ()).toString ());
 
   {
     //
@@ -2063,8 +2063,8 @@ void Configuration::impl::accept ()
   TX_messages_ = ui_->TX_messages_check_box->isChecked ();
   data_mode_ = static_cast<DataMode> (ui_->TX_mode_button_group->checkedId ());
   bLowSidelobes_ = ui_->rbLowSidelobes->isChecked();
-  save_directory_ = ui_->save_path_display_label->text ();
-  azel_directory_ = ui_->azel_path_display_label->text ();
+  save_directory_.setPath (ui_->save_path_display_label->text ());
+  azel_directory_.setPath (ui_->azel_path_display_label->text ());
   enable_VHF_features_ = ui_->enable_VHF_features_check_box->isChecked ();
   decode_at_52s_ = ui_->decode_at_52s_check_box->isChecked ();
   single_decode_ = ui_->single_decode_check_box->isChecked ();

Transceiver/HRDTransceiver.cpp

@@ -1,5 +1,6 @@
 #include "HRDTransceiver.hpp"
 
+#include <algorithm>
 #include <QHostAddress>
 #include <QByteArray>
 #include <QRegExp>
@@ -36,7 +37,7 @@ struct HRDMessage
     HRDMessage * storage (reinterpret_cast<HRDMessage *> (new char[size]));
     storage->size_ = size ;
     ushort const * pl (payload.utf16 ());
-    qCopy (pl, pl + payload.size () + 1, storage->payload_); // copy terminator too
+    std::copy (pl, pl + payload.size () + 1, storage->payload_); // copy terminator too
     storage->magic_1_ = magic_1_value_;
     storage->magic_2_ = magic_2_value_;
     storage->checksum_ = 0;

item_delegates/ForeignKeyDelegate.cpp

@@ -55,8 +55,7 @@ QSize ForeignKeyDelegate::sizeHint (QStyleOptionViewItem const& option, QModelIn
     {
       size_hint = size_hint.expandedTo (qApp->style ()->sizeFromContents (QStyle::CT_ComboBox
                                                                           , &combo_box_option
-                                                                          , {metrics.width (candidate_key_filter_->data (candidate_key_filter_->index (row, 0)).toString ())
-                                                                              , metrics.height ()}));
+                                                                          , metrics.boundingRect (candidate_key_filter_->data (candidate_key_filter_->index (row, 0)).toString ()).size ()));
     }
   return size_hint;
 }

widgets/echoplot.cpp

@@ -161,7 +161,7 @@ void EPlotter::DrawOverlay()                                 //DrawOverlay()
   int x,y;
 
   QPainter painter(&m_OverlayPixmap);
-  painter.initFrom(this);
+  painter.setBackground (palette ().brush (backgroundRole ()));
   QLinearGradient gradient(0, 0, 0 ,m_h2);  //fill background with gradient
   gradient.setColorAt(1, Qt::black);
   gradient.setColorAt(0, Qt::darkBlue);
@@ -199,7 +199,7 @@ void EPlotter::DrawOverlay()                                 //DrawOverlay()
 
   QRect rect0;
   QPainter painter0(&m_ScalePixmap);
-  painter0.initFrom(this);
+  painter0.setBackground (palette ().brush (backgroundRole ()));
 
   //create Font to use for scales
   QFont Font("Arial");

widgets/fastplot.cpp

@@ -58,7 +58,7 @@ void FPlotter::drawScale()                                 //drawScale()
 
   QRect rect0;
   QPainter painter0(&m_ScalePixmap);
-  painter0.initFrom(this);
+  painter0.setBackground (palette ().brush (backgroundRole ()));
 
   //create Font to use for scales
   QFont Font("Arial");

widgets/plotter.cpp

@@ -331,7 +331,7 @@ void CPlotter::DrawOverlay()                   //DrawOverlay()
   QPen penGreen(Qt::green, 3);                 //Mark Tol range with green line
   QPen penRed(Qt::red, 3);                     //Mark Tx freq with red
   QPainter painter(&m_OverlayPixmap);
-  painter.initFrom(this);
+  painter.setBackground (palette ().brush (backgroundRole ()));
   QLinearGradient gradient(0, 0, 0 ,m_h2);     //fill background with gradient
   gradient.setColorAt(1, Qt::black);
   gradient.setColorAt(0, Qt::darkBlue);
@@ -371,7 +371,7 @@ void CPlotter::DrawOverlay()                   //DrawOverlay()
 
   QRect rect0;
   QPainter painter0(&m_ScalePixmap);
-  painter0.initFrom(this);
+  painter0.setBackground (palette ().brush (backgroundRole ()));
 
   //create Font to use for scales
   QFont Font("Arial");

widgets/signalmeter.cpp

@@ -35,7 +35,7 @@ public:
   QSize minimumSizeHint () const override
   {
     QFontMetrics font_metrics {font (), nullptr};
-    return {tick_length + text_indent + font_metrics.width ("00+"), (font_metrics.height () + line_spacing) * range};
+    return {tick_length + text_indent + font_metrics.boundingRect ("00+").width (), (font_metrics.height () + line_spacing) * range};
   }
 
 protected: