Here are counted the flags. Is checked if the user win.

def check_if_win(self):
        """Here are counted the flags. Is checked if the user win."""
        self.flagcount = 0
        win = True
        for x in range(0, len(self.mine_matrix[0])):
            for y in range(0, len(self.mine_matrix)):
                if self.mine_matrix[y][x].state == 1:
                    self.flagcount += 1
                    if not self.mine_matrix[y][x].has_mine:
                        win = False
                elif self.mine_matrix[y][x].has_mine:
                    win = False
        self.lblMineCount.set_text("%s" % self.minecount)
        self.lblFlagCount.set_text("%s" % self.flagcount)
        if win:
            self.dialog = gui.GenericDialog(title='You Win!', message='Game done in %s seconds' % self.time_count)
            self.dialog.confirm_dialog.do(self.new_game)
            self.dialog.cancel_dialog.do(self.new_game)
            self.dialog.show(self)