+ if (menu_info[choice].type & TYPE_SKIP_ENTRY)
+ choice--;
+ }
+ else if (menu_info[choice].type & TYPE_SKIP_ENTRY)
+ {
+ choice += SIGN(dy);
+
+ if (choice < first_entry ||
+ choice > first_entry + num_page_entries - 1)
+ first_entry += SIGN(dy);
+ }
+
+ first_entry_store[mode] = first_entry;
+ choice_store[mode] = choice;
+
+ drawMenuInfoList(first_entry, num_page_entries, max_page_entries);
+
+ DrawCursorAndText_Menu(choice - first_entry, choice, TRUE);
+
+ AdjustScrollbar(SCREEN_CTRL_ID_SCROLL_VERTICAL, max_page_entries,
+ NUM_MENU_ENTRIES_ON_SCREEN, first_entry);
+ }
+
+ return;
+ }
+
+ if (dx)
+ {
+ int menu_navigation_type = (dx < 0 ? TYPE_LEAVE : TYPE_ENTER);
+
+ if (menu_info[choice].type & menu_navigation_type ||
+ menu_info[choice].type & TYPE_BOOLEAN_STYLE ||
+ menu_info[choice].type & TYPE_YES_NO_AUTO)
+ button = MB_MENU_CHOICE;
+ }
+ else if (dy)
+ y += dy;
+
+ /* jump to next non-empty menu entry (up or down) */
+ while (first_entry + y > 0 &&
+ first_entry + y < max_page_entries - 1 &&
+ menu_info[first_entry + y].type & TYPE_SKIP_ENTRY)
+ y += dy;
+
+ if (!IN_VIS_MENU(x, y))
+ {
+ choice += y - y_old;
+
+ if (choice < first_entry)
+ first_entry = choice;
+ else if (choice > first_entry + num_page_entries - 1)
+ first_entry = choice - num_page_entries + 1;
+
+ if (first_entry >= 0 &&
+ first_entry + num_page_entries <= max_page_entries)
+ {
+ first_entry_store[mode] = first_entry;
+
+ if (choice < first_entry)
+ choice = first_entry;
+ else if (choice > first_entry + num_page_entries - 1)
+ choice = first_entry + num_page_entries - 1;
+
+ choice_store[mode] = choice;
+
+ drawMenuInfoList(first_entry, num_page_entries, max_page_entries);
+
+ DrawCursorAndText_Menu(choice - first_entry, choice, TRUE);
+
+ AdjustScrollbar(SCREEN_CTRL_ID_SCROLL_VERTICAL, max_page_entries,
+ NUM_MENU_ENTRIES_ON_SCREEN, first_entry);
+ }
+
+ return;
+ }
+ }
+
+ if (!anyScrollbarGadgetActive() &&
+ IN_VIS_MENU(x, y) &&
+ mx < screen_gadget[SCREEN_CTRL_ID_SCROLL_VERTICAL]->x &&
+ y >= 0 && y < num_page_entries)
+ {
+ if (button)
+ {
+ if (first_entry + y != choice &&
+ menu_info[first_entry + y].type & ~TYPE_SKIP_ENTRY)
+ {
+ PlaySound(SND_MENU_ITEM_ACTIVATING);
+
+ DrawCursorAndText_Menu(choice - first_entry, choice, FALSE);
+ DrawCursorAndText_Menu(y, first_entry + y, TRUE);
+
+ choice = choice_store[mode] = first_entry + y;
+ }
+ }
+ else if (!(menu_info[first_entry + y].type & TYPE_GHOSTED))
+ {
+ PlaySound(SND_MENU_ITEM_SELECTING);
+
+ /* when selecting key headline, execute function for key value change */
+ if (menu_info[first_entry + y].type & TYPE_KEYTEXT &&
+ menu_info[first_entry + y + 1].type & TYPE_KEY)
+ y++;
+
+ /* when selecting string value, execute function for list selection */
+ if (menu_info[first_entry + y].type & TYPE_STRING && y > 0 &&
+ menu_info[first_entry + y - 1].type & TYPE_ENTER_LIST)
+ y--;
+
+ if (menu_info[first_entry + y].type & TYPE_ENTER_OR_LEAVE)
+ {
+ void (*menu_callback_function)(void) =
+ menu_info[first_entry + y].value;
+
+ FadeSetFromType(menu_info[first_entry + y].type);
+
+ menu_callback_function();
+ }
+ else if (menu_info[first_entry + y].type & TYPE_VALUE &&
+ menu_info == setup_info)
+ {
+ changeSetupValue(y, first_entry + y, dx);
+ }
+ }
+ }
+}
+
+void HandleInfoScreen_Main(int mx, int my, int dx, int dy, int button)
+{
+ menu_info = info_info;
+
+ HandleMenuScreen(mx, my, dx, dy, button,
+ info_mode, num_info_info, max_info_info);
+}
+
+void DrawInfoScreen_NotAvailable(char *text_title, char *text_error)
+{
+ int ystart1 = mSY - SY + 100;
+ int ystart2 = mSY - SY + 150;
+ int ybottom = mSY - SY + SYSIZE - 20;
+
+ SetMainBackgroundImageIfDefined(IMG_BACKGROUND_INFO);
+
+ FadeOut(REDRAW_FIELD);
+
+ ClearField();
+ DrawHeadline();
+
+ DrawTextSCentered(ystart1, FONT_TEXT_1, text_title);