- // check if panel position is undefined for a certain EMC key or white key
- if (gpc->value != EL_EMPTY && pos->x == -1 && pos->y == -1)
+ // skip check if key is not in the player's inventory
+ if (gpc->value == EL_EMPTY)
+ continue;
+
+ // check if keys should be arranged on panel from left to right
+ if (pos->style == STYLE_LEFTMOST_POSITION)
+ {
+ // check previous key positions (left from current key)
+ for (k = 0; k < i; k++)
+ {
+ int nr_new = GAME_PANEL_KEY_1 + k;
+
+ if (game_panel_controls[nr_new].value == EL_EMPTY)
+ {
+ game_panel_controls[nr_new].value = gpc->value;
+ gpc->value = EL_EMPTY;
+
+ break;
+ }
+ }
+ }
+
+ // check if "undefined" keys can be placed at some other position
+ if (pos->x == -1 && pos->y == -1)