code: @StyleRes
      private int resolveTheme() {
          // First check if getTheme() returns some usable theme.
          int theme = getTheme();
          if (theme != 0) {
              return theme;
          }
  
          // Get the light/dark attribute from the Activity's Theme.
          boolean useLightTheme = isActivityThemeLight();
  
          // Now check if developer overrides the Activity's Theme with an argument.
          Bundle args = getArguments();
          if (args != null) {
              if (args.getBoolean(BaseDialogBuilder.ARG_USE_DARK_THEME)) {
                  // Developer is explicitly using the dark theme.
                  useLightTheme = false;
              } else if (args.getBoolean(BaseDialogBuilder.ARG_USE_LIGHT_THEME)) {
                  // Developer is explicitly using the light theme.
                  useLightTheme = true;
              }
          }
  
          return useLightTheme ? R.style.SDL_Dialog : R.style.SDL_Dark_Dialog;
      }
docs: Resolves the theme to be used for the dialog.
  
  @return The theme.