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Cart_Reader.ino: Deduplicate HW5 mainMenu pagination logic

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This commit is contained in:
Vincent Pelletier 2022-10-30 00:31:09 +00:00
parent a35c882662
commit 4a2a2c69d2
1 changed files with 12 additions and 10 deletions
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22
Cart_Reader/Cart_Reader.ino
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@ -913,6 +913,8 @@ static const char* const modeOptions[] PROGMEM = { modeItem1, modeItem2, modeIte
void mainMenu() {
// create menu with title and 15 options to choose from
unsigned char modeMenu;
byte num_answers;
byte option_offset;
// Main menu spans across two pages
currPage = 1;
@ -921,23 +923,23 @@ void mainMenu() {
while (1) {
if (currPage == 1) {
// Copy menuOptions out of progmem
convertPgm(modeOptions + 0, 7);
modeMenu = question_box(F("OPEN SOURCE CART READER"), menuOptions, 7, 0);
option_offset = 0;
num_answers = 7;
}
if (currPage == 2) {
// Copy menuOptions out of progmem
convertPgm(modeOptions + 7, 7);
modeMenu = question_box(F("OPEN SOURCE CART READER"), menuOptions, 7, 0);
option_offset = 7;
num_answers = 7;
}
if (currPage == 3) {
// Copy menuOptions out of progmem
convertPgm(modeOptions + 14, 2);
modeMenu = question_box(F("OPEN SOURCE CART READER"), menuOptions, 2, 0);
option_offset = 14;
num_answers = 2;
}
// Copy menuOptions out of progmem
convertPgm(modeOptions + option_offset, num_answers);
modeMenu = question_box(F("OPEN SOURCE CART READER"), menuOptions, num_answers, 0);
if (numPages == 0) {
// Execute choice
modeMenu = (currPage - 1) * 7 + modeMenu;
modeMenu += option_offset;
break;
}
}