Method OnSliderPosChanged

engine/Poseidon/UI/DisplayUI.cpp:1209–1224

                // ADDED - check if wrp file exists
                RString fullname = GetWorldName(name);
                if (!QIFStreamB::FileExist(fullname))
                {
                    continue;
                }

                int index = lbox->AddString(Pars >> "CfgWorlds" >> name >> "description");
                lbox->SetData(index, name);
                if (stricmp(name, Glob.header.worldname) == 0)
                {
                    sel = index;
                }
                RString textureName = Pars >> "CfgWorlds" >> name >> "icon";
                RString fullName = FindPicture(textureName);
                fullName.Lower();
                Ref<Texture> texture = GlobLoadTexture(fullName);
                lbox->SetTexture(index, texture);
            }
            lbox->SetCurSel(sel);