Fix font name/number compatibility code

This code must be called before creating the main window

src/include/configuration.h

@@ -364,6 +364,7 @@ struct configuration
 	void testCommPorts();
 	const char* strBaudRate();
 	int  BaudRate(size_t);
+	void initFonts(void);
 };
 
 extern configuration progdefaults;

src/main.cxx

@@ -257,7 +257,7 @@ int main(int argc, char ** argv)
 	progStatus.loadLastState();
 
 	Fl::scheme(progdefaults.ui_scheme.c_str());
-	
+	progdefaults.initFonts();
 	create_fl_digi_main();
 
 #if BENCHMARK_MODE

src/misc/configuration.cxx

@@ -531,15 +531,6 @@ int configuration::setDefaults()
 	wf->setcolors();
 	setColorButtons();
 
-	if (!RxFontName.empty())
-		RxFontnbr = font_number(RxFontName.c_str());
-	if (!TxFontName.empty())
-		TxFontnbr = font_number(TxFontName.c_str());
-	if (!WaterfallFontName.empty())
-		WaterfallFontnbr = font_number(WaterfallFontName.c_str());
-	if (!ViewerFontName.empty())
-		ViewerFontnbr = font_number(ViewerFontName.c_str());
-
 	return 1;
 }
 
@@ -784,3 +775,16 @@ Fl_Font font_number(const char* name)
     }
 	return FL_HELVETICA;
 }
+
+void configuration::initFonts(void)
+{
+	if (!RxFontName.empty())
+		RxFontnbr = font_number(RxFontName.c_str());
+	if (!TxFontName.empty())
+		TxFontnbr = font_number(TxFontName.c_str());
+	if (!WaterfallFontName.empty())
+		WaterfallFontnbr = font_number(WaterfallFontName.c_str());
+	if (!ViewerFontName.empty())
+		ViewerFontnbr = font_number(ViewerFontName.c_str());
+
+}