add an option to never/always display keys

config.cpp

@@ -1099,6 +1099,7 @@ EX void initConfig() {
         defaultjoy = false;
         dialog::onscreen_keyboard = true;
         dialog::dialog_font_scale = 3;
+        dialog::display_keys = 0;
         }
       }
     }
@@ -1221,6 +1222,9 @@ EX void initConfig() {
   ->set_sets(sets_sfx_volume);
   #endif
 
+  param_enum(dialog::display_keys, "dialog_display_keys")
+    ->editable({{"never", ""}, {"when using keyboard", ""}, {"always", ""}}, "display keys in dialogs", 'K'); 
+
   param_enum(vid.faraway_highlight, parameter_names("faraway_highlight", "highlight faraway monsters"), tlNoThreat)
     ->editable({{"off", ""}, {"spam", ""}, {"normal monsters", ""}, {"high-threat monsters only", ""}}, "highlight faraway monsters", 'h');
 
@@ -2597,6 +2601,7 @@ EX void configure_dialogs() {
   add_edit(dialog::dialog_font_scale);
   add_edit(lands_per_page);
   add_edit(use_bool_dialog);
+  add_edit(dialog::display_keys);
 
   dialog::addBreak(50);
   dialog::addBack();

dialogs.cpp

@@ -13,7 +13,7 @@ EX const char* COLORBAR = "###";
 EX namespace dialog {
 
 #if HDR
-  #define IFM(x) (mousing?"":x)
+  #define IFM(x) (actual_display_keys()?"":x)
 
   static constexpr int DONT_SHOW = 16;
 
@@ -713,6 +713,14 @@ EX namespace dialog {
 
   EX ld dialog_font_scale = 1;
 
+  EX int display_keys = 1;
+
+  EX bool actual_display_keys() {
+    if(display_keys > 1) return true;
+    if(display_keys == 1) return !mousing;
+    return false;
+    }
+
   EX void display() {
 
     callhooks(hooks_display_dialog);
@@ -861,7 +869,7 @@ EX namespace dialog {
           displayfr(dcenter, mid, 2, dfsize * I.scale/100, I.body, I.color, 8);
           }
         else {
-          if(!mousing)
+          if(actual_display_keys())
             displayfr(keyx, mid, 2, dfsize * I.scale/100, keyname(I.key), I.colork, 16);
           displayfr(itemx, mid, 2, dfsize * I.scale/100, I.body, I.color, 0);