Selecting apps on the user control panel

src/freedombone-controlpanel-user

 function menu_run_client_app {
     detect_installable_apps
 
-    applist=""
+    W=()
     appnames=()
     n=1
     app_index=0
     do
         if [[ ${APPS_INSTALLED[$app_index]} != "0" ]]; then
             if [[ $(function_exists "run_client_${a}") == "1" ]]; then
-                applist="$applist $n $a off"
+                W+=("$n" "$a")
                 n=$((n+1))
                 appnames+=("$a")
             fi
     if [ $n -le 1 ]; then
         return
     fi
-    backstr=$'Exit'
-    applist="$applist $n $backstr on"
-    appnames+=("Exit")
 
     # shellcheck disable=SC2086
-    choice=$(dialog --stdout --backtitle $"Freedombone" \
-                     --title $"Run an App" \
-                     --radiolist $'Choose:' \
-                     16 40 20 $applist)
+    selection=$(dialog --backtitle $"Freedombone" --title $"Run an App" --menu $"Choose an operation, or ESC for main menu:" 16 70 20 "${W[@]}" 3>&2 2>&1 1>&3)
 
-    # shellcheck disable=SC2181
-    if [ $? -eq 0 ]; then
-        app_index=$((choice-1))
-        chosen_app=${appnames[$app_index]}
-        if [[ $chosen_app != "Exit" ]]; then
-            "run_client_${chosen_app}"
-        fi
+    if [ ! "$selection" ]; then
+        return
     fi
+
+    app_index=$((selection-1))
+    chosen_app=${appnames[$app_index]}
+    "run_client_${chosen_app}"
 }
 
 function show_your_email_address {