def generateLetterCheckBoxes(self):
self.lettersToCheckBoxes = {};
self.checkBoxesToLetters = {};
letters = sorted(codeKey.values());
numRows = (len(letters) % self.LETTER_CHECKBOX_NUM_COLS) + 1;
col = 0;
row = 0;
letterIndex = 0;
while(True):
letter = letters[letterIndex];
checkbox = QCheckBox();
self.lettersToCheckBoxes[letter] = checkbox;
self.checkBoxesToLetters[checkbox] = letter;
checkbox.setText(str(letter));
checkbox.toggled.connect(partial(self.letterCheckAction, checkbox));
self.letterCheckboxGridLayout.addWidget(checkbox, row, col);
col += 1;
if (col >= self.LETTER_CHECKBOX_NUM_COLS):
col = 0;
row += 1;
letterIndex += 1;
if letterIndex >= len(letters):
break;
