fix(cpn): radio specific name and label validators (#4670)

Only allows valid characters in names, drops invalid characters if present

companion/src/wizarddata.h

@@ -18,15 +18,13 @@
  * GNU General Public License for more details.
  */
 
-#ifndef _WIZARDDATA_H_
-#define _WIZARDDATA_H_
+#pragma once
 
 #include "eeprominterface.h"
 
+#include <QtCore>
+
 #define WIZ_MAX_CHANNELS 8
-// TODO use a constant common to the whole companion
-// TODO when in the wizard use the getCapacity(...) to know how long the name can be
-#define WIZ_MODEL_NAME_LENGTH 12
 
 enum Input {
   NO_INPUT,
@@ -90,11 +88,13 @@ class Channel
     void clear();
 };
 
-class WizMix
+class WizMix : public QObject
 {
+  Q_OBJECT
+
   public:
     bool complete;
-    char name[WIZ_MODEL_NAME_LENGTH + 1];
+    char name[MODEL_NAME_LEN + 1];
     unsigned int modelId;
     const GeneralSettings & settings;
     const ModelData & originalModelData;
@@ -111,5 +111,3 @@ class WizMix
     void maxMixSwitch(char *name, MixData &mix, int destCh, int sw, int weight);
 
 };
-
-#endif // _WIZARDDATA_H_