public welcomepage(Grid mainGrid) { InitializeComponent(); this.mainGrid = mainGrid; db.lastDbOpenUrl(); db.dbConncetionValider(); connectionValider(); try { legendChanger_Welcome(db.langWordList(db.languageAsker())); } catch (Exception) { MessageBox.Show("Adja meg a szójegyzék helyét. (xls)"); ex.langListRead(); legendChanger_Welcome(db.langWordList(db.languageAsker())); } }