Can I ask you how you send guessed letter forward? To me it seems like variable guessedLetters stays in playGame() and playHangman don´t get it. Maybe you are missing something like "playHangman.gu essedLetter = guessedLetters; " on line 22 instead of break? And calling playHangman.Res ult() should look if right guess and then return WIN or CONTINUE or LOSE.
And by the way, do you write somewhere the pickedWord with the right guessed...

Hello,
I am trying to write application to make all possible solutions of Sudoku, store them and finally write them. In one moment I am asking if solving process should continue because it already found some solutions but finding all can take really long time.
So my question is how I can pause original process, while waiting for users decision? Info about decision is transfered while closingEvent is fired on warning form. My code looks...