Method setVisible

src/main/java/com/volmit/adapt/util/UIWindow.java:215–241

(boolean visible)

    }

    @Override
    public UIWindow setVisible(boolean visible) {
        if (isVisible() == visible) {
            return this;
        }

        if (visible) {
            Bukkit.getPluginManager().registerEvents(this, Adapt.instance);

            if (getResolution().getType().equals(InventoryType.CHEST)) {
                inventory = Bukkit.createInventory(null, getViewportHeight() * 9, getTitle());
            } else {
                inventory = Bukkit.createInventory(null, getResolution().getType(), getTitle());
            }

            viewer.openInventory(inventory);
            this.visible = visible;
            updateInventory();
        } else {
            this.visible = visible;
            HandlerList.unregisterAll(this);
            viewer.closeInventory();
        }

        this.visible = visible;
        return this;
    }

    @Override
    public int getViewportPosition() {